{"id":2355,"date":"2026-05-31T23:01:59","date_gmt":"2026-05-31T15:01:59","guid":{"rendered":"http:\/\/www.preluna.xyz\/?p=2355"},"modified":"2026-05-31T23:02:00","modified_gmt":"2026-05-31T15:02:00","slug":"sram%ef%bc%8cdram","status":"publish","type":"post","link":"http:\/\/www.preluna.xyz\/index.php\/2026\/05\/31\/sram%ef%bc%8cdram\/preluna\/text\/","title":{"rendered":"SRAM\uff0cDRAM"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u67d0\u4e00\u4e2aSRAM\u82af\u7247\u5bb9\u91cf\u4e3a1024\u00d78\u4f4d\uff0c\u8be5\u82af\u7247\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\u81f3\u5c11\u4e3a\u591a\u5c11\uff1f\u83b1\u50a8\u5b58\u5bb9\u91cf\u4e3a32k\uff0c\u4e58\u4ee516\u4f4d\uff0c\u5219\u5730\u5740\u7ebf\u4e3a\u591a\u5c11\u6839\uff1f\u6570\u636e\u7ebf\u53c8\u6709\u591a\u5c11\u6839\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b54\u6848\u5148\u7ed9\u51fa\u6765\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u82af\u7247\u5bb9\u91cf\u4e3a <code>1024 \u00d7 8 \u4f4d<\/code>\uff0c\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\u81f3\u5c11\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>10 + 8 = 18 \u6839<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u5b58\u50a8\u5bb9\u91cf\u4e3a <code>32K \u00d7 16 \u4f4d<\/code>\uff0c\u5219\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u7ebf\u4e3a <code>15 \u6839<\/code>\uff0c\u6570\u636e\u7ebf\u4e3a <code>16 \u6839<\/code>\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8fd9\u7c7b\u9898\u7684\u6838\u5fc3\u770b\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b58\u50a8\u82af\u7247\u5bb9\u91cf\u901a\u5e38\u5199\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b58\u50a8\u5355\u5143\u4e2a\u6570 \u00d7 \u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u7684\u4f4d\u6570\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b57\u6570 \u00d7 \u5b57\u957f\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u00d7 8 \u4f4d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u8fd9\u4e2a SRAM \u82af\u7247\u5185\u90e8\u6709 <code>1024<\/code> \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u5b58\u653e <code>8 bit<\/code> \u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5b83\u4e0d\u662f\u603b\u5171\u6709 1024 \u4f4d\uff0c\u800c\u662f\u603b\u5bb9\u91cf\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u00d7 8 bit = 8192 bit = 8 Kbit\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5728\u6c42\u5730\u5740\u7ebf\u548c\u6570\u636e\u7ebf\u65f6\uff0c\u4e0d\u9700\u8981\u5148\u7b97\u603b bit \u6570\uff0c\u76f4\u63a5\u770b\u4e24\u4e2a\u90e8\u5206\u5373\u53ef\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5730\u5740\u7ebf\u600e\u4e48\u6c42<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u7ebf\u7684\u4f5c\u7528\u662f\u201c\u9009\u4e2d\u54ea\u4e00\u4e2a\u5b58\u50a8\u5355\u5143\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u82af\u7247\u6709 <code>N<\/code> \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u90a3\u4e48\u9700\u8981\u6ee1\u8db3\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2 \u7684\u5730\u5740\u7ebf\u6839\u6570 \u2265 N\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740\u7ebf\u6839\u6570 = log\u2082N\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 <code>1024 \u00d7 8 \u4f4d<\/code> \u4e2d\uff0c\u5b58\u50a8\u5355\u5143\u4e2a\u6570\u662f <code>1024<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 = 2\u00b9\u2070\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740\u7ebf\u9700\u8981\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9 10 \u6839\u5730\u5740\u7ebf\u53ef\u4ee5\u8868\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0000000000 ~ 1111111111\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u5171 <code>2\u00b9\u2070 = 1024<\/code> \u4e2a\u5730\u5740\uff0c\u521a\u597d\u9009\u4e2d 1024 \u4e2a\u5b58\u50a8\u5355\u5143\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u636e\u7ebf\u600e\u4e48\u6c42<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6570\u636e\u7ebf\u7684\u4f5c\u7528\u662f\u201c\u4e00\u6b21\u8bfb\u51fa\u6216\u5199\u5165\u591a\u5c11\u4f4d\u6570\u636e\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82af\u7247\u5bb9\u91cf\u5199\u6210 <code>1024 \u00d7 8 \u4f4d<\/code>\uff0c\u540e\u9762\u7684 <code>8 \u4f4d<\/code> \u8868\u793a\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u5bbd\u5ea6\u4e3a 8 bit\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4e00\u6b21\u8bbf\u95ee\u4e00\u4e2a\u5730\u5740\uff0c\u53ef\u4ee5\u8bfb\u51fa\u6216\u5199\u5165 8 \u4f4d\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u6570\u636e\u7ebf\u9700\u8981\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>8 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u8fd9\u9053\u9898\u95ee\u201c\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\u81f3\u5c11\u4e3a\u591a\u5c11\u201d\uff0c\u5c31\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740\u7ebf 10 \u6839 + \u6570\u636e\u7ebf 8 \u6839 = 18 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\u9898\u76ee\u8bf4\u201c\u81f3\u5c11\u201d\uff0c\u4e00\u822c\u662f\u56e0\u4e3a\u4e00\u4e2a\u5b9e\u9645 SRAM \u82af\u7247\u8fd8\u53ef\u80fd\u6709\u7247\u9009\u7ebf CS\u3001\u8bfb\u5199\u63a7\u5236\u7ebf WE\/OE \u7b49\u63a7\u5236\u5f15\u811a\uff0c\u4f46\u9898\u76ee\u53ea\u8ba9\u7b97\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\uff0c\u6240\u4ee5\u6700\u5c11\u53ea\u7b97\u8fd9\u4e24\u7c7b\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">32K \u00d7 16 \u4f4d\u600e\u4e48\u505a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>32K \u00d7 16 \u4f4d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u542b\u4e49\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5171\u6709 32K \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143 16 \u4f4d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8ba1\u7b97\u673a\u7ec4\u6210\u539f\u7406\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1K = 1024 = 2\u00b9\u2070\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>32K = 32 \u00d7 1024\n    = 2\u2075 \u00d7 2\u00b9\u2070\n    = 2\u00b9\u2075\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u5b83\u6709 <code>2\u00b9\u2075<\/code> \u4e2a\u5b58\u50a8\u5355\u5143\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u7ebf\u6570\u91cf\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>15 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a 15 \u6839\u5730\u5740\u7ebf\u53ef\u4ee5\u8868\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2\u00b9\u2075 = 32768 = 32K\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u540e\u9762\u7684 <code>16 \u4f4d<\/code> \u8868\u793a\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u5bbd\u5ea6\u4e3a 16 bit\uff0c\u6240\u4ee5\u6570\u636e\u7ebf\u6570\u91cf\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>16 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>32K \u00d7 16 \u4f4d\n\u5730\u5740\u7ebf\uff1a15 \u6839\n\u6570\u636e\u7ebf\uff1a16 \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e5f\u95ee\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\uff0c\u5219\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>15 + 16 = 31 \u6839\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5feb\u901f\u5957\u516c\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u9898\u76f4\u63a5\u5957\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u82e5\u82af\u7247\u5bb9\u91cf\u4e3a 2\u207f \u00d7 m \u4f4d\n\n\u5730\u5740\u7ebf = n \u6839\n\u6570\u636e\u7ebf = m \u6839\n\u5730\u5740\u7ebf + \u6570\u636e\u7ebf = n + m \u6839\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u00d7 8 \u4f4d\n1024 = 2\u00b9\u2070\n\u5730\u5740\u7ebf = 10\n\u6570\u636e\u7ebf = 8\n\u603b\u6570 = 18\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u6bd4\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>32K \u00d7 16 \u4f4d\n32K = 2\u00b9\u2075\n\u5730\u5740\u7ebf = 15\n\u6570\u636e\u7ebf = 16\n\u603b\u6570 = 31\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8003\u7814\u4e2d\u6700\u5bb9\u6613\u9519\u7684\u5730\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0c\u5bb9\u6613\u628a\u603b\u5bb9\u91cf\u62ff\u53bb\u6c42\u5730\u5740\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bd4\u5982 <code>1024 \u00d7 8 \u4f4d<\/code>\uff0c\u6709\u4eba\u4f1a\u5148\u7b97\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u00d7 8 = 8192 = 2\u00b9\u00b3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u8bef\u4ee5\u4e3a\u5730\u5740\u7ebf\u662f 13 \u6839\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u9519\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u5730\u5740\u7ebf\u4e0d\u662f\u7528\u6765\u5bfb\u5740\u201c\u6bcf\u4e00\u4e2a bit\u201d\u7684\uff0c\u800c\u662f\u7528\u6765\u5bfb\u5740\u201c\u6bcf\u4e00\u4e2a\u5b58\u50a8\u5355\u5143\u201d\u7684\u3002\u6bcf\u4e2a\u5730\u5740\u5bf9\u5e94\u4e00\u4e2a 8 \u4f4d\u5b58\u50a8\u5355\u5143\uff0c\u800c\u4e0d\u662f\u5bf9\u5e94\u4e00\u4e2a bit\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740\u7ebf\u770b\u524d\u9762\uff1a1024\n\u6570\u636e\u7ebf\u770b\u540e\u9762\uff1a8 \u4f4d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0c\u5bb9\u6613\u628a <code>K<\/code> \u5f53\u6210 1000\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8ba1\u7ec4\u5b58\u50a8\u5668\u9898\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1K = 1024 = 2\u00b9\u2070\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>32K = 32 \u00d7 1024 = 2\u2075 \u00d7 2\u00b9\u2070 = 2\u00b9\u2075\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u80fd\u6309\u5341\u8fdb\u5236\u7684 32000 \u53bb\u7b97\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0c\u5bb9\u6613\u6df7\u6dc6\u201c\u5b58\u50a8\u5bb9\u91cf\u201d\u548c\u201c\u82af\u7247\u7ec4\u7ec7\u5f62\u5f0f\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>1024 \u00d7 8 \u4f4d<\/code> \u662f\u82af\u7247\u7ec4\u7ec7\u5f62\u5f0f\uff0c\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u4e2a\u5b57\uff0c\u6bcf\u4e2a\u5b57 8 \u4f4d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u603b\u5bb9\u91cf\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>8192 bit = 8 Kbit = 1 KB\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u6c42\u5730\u5740\u7ebf\u548c\u6570\u636e\u7ebf\u65f6\uff0c\u91cd\u70b9\u4e0d\u662f\u603b\u5bb9\u91cf\uff0c\u800c\u662f\u201c\u6709\u591a\u5c11\u4e2a\u5730\u5740\u201d\u548c\u201c\u4e00\u6b21\u8f93\u51fa\u591a\u5c11\u4f4d\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u53e5\u8bdd\u8bb0\u5fc6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u770b\u5230 <code>A \u00d7 B \u4f4d<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>A \u51b3\u5b9a\u5730\u5740\u7ebf\uff0cB \u51b3\u5b9a\u6570\u636e\u7ebf\u3002\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u5177\u4f53\u5730\u8bf4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>A = 2\u207f\uff0c\u5219\u5730\u5740\u7ebf n \u6839\uff1b\nB \u4f4d\uff0c\u5219\u6570\u636e\u7ebf B \u6839\u3002\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1024 \u00d7 8 \u4f4d \u2192 \u5730\u5740\u7ebf 10 \u6839\uff0c\u6570\u636e\u7ebf 8 \u6839\uff0c\u603b\u6570 18 \u6839\n\n32K \u00d7 16 \u4f4d \u2192 \u5730\u5740\u7ebf 15 \u6839\uff0c\u6570\u636e\u7ebf 16 \u6839\uff0c\u603b\u6570 31 \u6839\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u5148\u6293\u4f4f\u8fd9\u7ae0\u7684\u4e3b\u7ebf\uff1aSRAM \u5feb\uff0cDRAM \u5927<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ba1\u7b97\u673a\u5b58\u50a8\u5668\u8fd9\u4e00\u5757\uff0c\u6700\u5bb9\u6613\u88ab\u5404\u79cd\u540d\u8bcd\u7ed5\u4e71\uff1aSRAM\u3001DRAM\u3001SDRAM\u3001\u5237\u65b0\u3001\u884c\u5217\u5730\u5740\u3001\u7a81\u53d1\u4f20\u9001\u3001Cache\u3001Bank\u3001\u9635\u5217\u4f18\u5316\u2026\u2026\u4f46\u4ece\u8003\u7814 408 \u7684\u89d2\u5ea6\u770b\uff0c\u4e3b\u7ebf\u5176\u5b9e\u5f88\u6e05\u695a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b58\u50a8\u5668\u9996\u5148\u8981\u89e3\u51b3\u7684\u662f\u201c\u4e00\u4e2a\u4e8c\u8fdb\u5236\u4f4d 0\/1 \u600e\u4e48\u4fdd\u5b58\u201d\uff1b\u7136\u540e\u8981\u89e3\u51b3\u201c\u5f88\u591a\u4e2a\u5b58\u50a8\u4f4d\u600e\u4e48\u7ec4\u6210\u4e00\u4e2a\u82af\u7247\u201d\uff1b\u63a5\u7740\u8981\u89e3\u51b3\u201c\u82af\u7247\u5bb9\u91cf\u5f88\u5927\u65f6\uff0c\u600e\u6837\u51cf\u5c11\u5f15\u811a\u3001\u964d\u4f4e\u6210\u672c\u3001\u63d0\u9ad8\u8bbf\u95ee\u901f\u5ea6\u201d\uff1b\u6700\u540e\u518d\u770b SRAM \u548c DRAM \u5728\u5b58\u50a8\u4f53\u7cfb\u4e2d\u7684\u5206\u5de5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u6838\u5fc3\u7684\u4e00\u53e5\u8bdd\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u7528\u89e6\u53d1\u5668\u4fdd\u5b58\u4fe1\u606f\uff0c\u901f\u5ea6\u5feb\u3001\u6210\u672c\u9ad8\u3001\u96c6\u6210\u5ea6\u4f4e\uff0c\u5e38\u7528\u4e8e Cache\uff1bDRAM \u7528\u7535\u5bb9\u7535\u8377\u4fdd\u5b58\u4fe1\u606f\uff0c\u901f\u5ea6\u8f83\u6162\u3001\u6210\u672c\u4f4e\u3001\u96c6\u6210\u5ea6\u9ad8\uff0c\u4f46\u9700\u8981\u5237\u65b0\uff0c\u5e38\u7528\u4e8e\u4e3b\u5b58\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u53e5\u8bdd\u57fa\u672c\u5c31\u662f SRAM \u4e0e DRAM \u6bd4\u8f83\u9898\u7684\u603b\u7eb2\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001SRAM \u7684\u5de5\u4f5c\u539f\u7406\uff1a\u7528\u89e6\u53d1\u5668\u201c\u7a33\u7a33\u5730\u8bb0\u4f4f 0\/1\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u5168\u79f0\u662f Static RAM\uff0c\u9759\u6001\u968f\u673a\u5b58\u50a8\u5668\u3002\u8fd9\u91cc\u7684\u201c\u9759\u6001\u201d\u4e0d\u662f\u8bf4\u5b83\u4e0d\u9700\u8981\u4f9b\u7535\uff0c\u800c\u662f\u8bf4\u53ea\u8981\u4e0d\u65ad\u7535\uff0c\u5b58\u50a8\u5355\u5143\u91cc\u7684\u4fe1\u606f\u5c31\u80fd\u4e00\u76f4\u4fdd\u6301\uff0c\u4e0d\u9700\u8981\u50cf DRAM \u90a3\u6837\u5468\u671f\u6027\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u7684\u4e00\u4e2a\u5b58\u50a8\u4f4d\u901a\u5e38\u7531\u53cc\u7a33\u6001\u89e6\u53d1\u5668\u6784\u6210\uff0c\u5178\u578b\u7ed3\u6784\u662f 6 \u4e2a MOS \u7ba1\uff0c\u4e5f\u5c31\u662f\u5e38\u8bf4\u7684 6T SRAM \u5355\u5143\u3002\u5b83\u672c\u8d28\u4e0a\u662f\u4e24\u4e2a\u53cd\u76f8\u5668\u4ea4\u53c9\u8026\u5408\uff0c\u5f62\u6210\u4e24\u4e2a\u7a33\u5b9a\u72b6\u6001\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a\u7a33\u5b9a\u72b6\u6001\u8868\u793a 1\uff0c\u53e6\u4e00\u4e2a\u7a33\u5b9a\u72b6\u6001\u8868\u793a 0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u5b83\u662f\u9760\u89e6\u53d1\u5668\u72b6\u6001\u4fdd\u5b58\u6570\u636e\uff0c\u6240\u4ee5\u8bfb\u51fa\u65f6\u4e00\u822c\u4e0d\u4f1a\u7834\u574f\u539f\u6765\u7684\u4fe1\u606f\uff0c\u4e0d\u9700\u8981\u8bfb\u540e\u6062\u590d\uff0c\u4e5f\u4e0d\u9700\u8981\u5468\u671f\u6027\u5237\u65b0\u3002\u8fd9\u5c31\u662f SRAM \u5feb\u7684\u6839\u672c\u539f\u56e0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8bbf\u95ee SRAM \u65f6\uff0c\u5927\u81f4\u6d41\u7a0b\u662f\uff1a\u5730\u5740\u7ebf\u9001\u5165\u5730\u5740\u8bd1\u7801\u5668\uff0c\u9009\u4e2d\u67d0\u4e00\u884c\u6216\u67d0\u4e00\u5b58\u50a8\u5355\u5143\uff1b\u8bfb\u64cd\u4f5c\u65f6\uff0c\u5b58\u50a8\u5355\u5143\u901a\u8fc7\u4f4d\u7ebf\u628a\u6570\u636e\u9001\u5230\u8bfb\u51fa\u653e\u5927\u5668\uff0c\u518d\u9001\u5230\u6570\u636e\u7ebf\uff1b\u5199\u64cd\u4f5c\u65f6\uff0c\u5916\u90e8\u6570\u636e\u901a\u8fc7\u6570\u636e\u7ebf\u548c\u5199\u63a7\u5236\u4fe1\u53f7\u5199\u5165\u88ab\u9009\u4e2d\u7684\u5355\u5143\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u505a\u9898\u89d2\u5ea6\u770b\uff0cSRAM \u5e38\u8003\u4e09\u4e2a\u70b9\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0cSRAM \u4e0d\u9700\u8981\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0cSRAM \u901f\u5ea6\u5feb\uff0c\u5e38\u7528\u4f5c Cache\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0cSRAM \u6bcf\u4f4d\u5b58\u50a8\u5355\u5143\u6676\u4f53\u7ba1\u6570\u591a\uff0c\u6240\u4ee5\u6210\u672c\u9ad8\u3001\u96c6\u6210\u5ea6\u4f4e\u3001\u5bb9\u91cf\u4e0d\u5bb9\u6613\u505a\u5f97\u5f88\u5927\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001DRAM \u7684\u5de5\u4f5c\u539f\u7406\uff1a\u7528\u7535\u5bb9\u201c\u4e34\u65f6\u5b58\u4f4f\u7535\u8377\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u5168\u79f0\u662f Dynamic RAM\uff0c\u52a8\u6001\u968f\u673a\u5b58\u50a8\u5668\u3002\u8fd9\u91cc\u7684\u201c\u52a8\u6001\u201d\u6307\u7684\u662f\u5b83\u4fdd\u5b58\u7684\u4fe1\u606f\u4f1a\u968f\u65f6\u95f4\u9010\u6e10\u4e22\u5931\uff0c\u5fc5\u987b\u5468\u671f\u6027\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u7684\u4e00\u4e2a\u57fa\u672c\u5b58\u50a8\u5355\u5143\u901a\u5e38\u7531 1 \u4e2a\u6676\u4f53\u7ba1\u548c 1 \u4e2a\u7535\u5bb9\u7ec4\u6210\uff0c\u5373 1T1C \u7ed3\u6784\u3002\u7535\u5bb9\u4e2d\u6709\u7535\u8377\uff0c\u53ef\u4ee5\u8868\u793a 1\uff1b\u7535\u8377\u5c11\u6216\u6ca1\u6709\u7535\u8377\uff0c\u53ef\u4ee5\u8868\u793a 0\u3002\u6676\u4f53\u7ba1\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5f00\u5173\uff0c\u7528\u6765\u63a7\u5236\u8fd9\u4e2a\u5b58\u50a8\u5355\u5143\u662f\u5426\u4e0e\u4f4d\u7ebf\u8fde\u901a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0cDRAM \u7684\u672c\u8d28\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u7535\u5bb9\u662f\u5426\u5e26\u7535\u6765\u8868\u793a\u4e8c\u8fdb\u5236\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u7535\u5bb9\u4f1a\u6f0f\u7535\u3002\u5373\u4f7f\u4e0d\u8bbf\u95ee\uff0c\u7535\u8377\u4e5f\u4f1a\u6162\u6162\u6d88\u5931\uff0c\u6240\u4ee5 DRAM \u5fc5\u987b\u5237\u65b0\u3002\u5e76\u4e14 DRAM \u8bfb\u64cd\u4f5c\u5f80\u5f80\u5177\u6709\u7834\u574f\u6027\uff0c\u56e0\u4e3a\u8bfb\u51fa\u8fc7\u7a0b\u4f1a\u6539\u53d8\u7535\u5bb9\u4e0a\u7684\u7535\u8377\u72b6\u6001\uff0c\u6240\u4ee5\u8bfb\u51fa\u540e\u8fd8\u9700\u8981\u6062\u590d\u539f\u6765\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f DRAM \u6bd4 SRAM \u9ebb\u70e6\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u7684\u8bfb\u8fc7\u7a0b\u53ef\u4ee5\u7c97\u7565\u7406\u89e3\u4e3a\uff1a\u5148\u9009\u4e2d\u67d0\u4e00\u884c\uff0c\u5b58\u50a8\u5355\u5143\u4e2d\u7684\u5fae\u5f31\u7535\u8377\u5f71\u54cd\u4f4d\u7ebf\u7535\u538b\uff1b\u7531\u4e8e\u8fd9\u4e2a\u7535\u538b\u53d8\u5316\u5f88\u5c0f\uff0c\u9700\u8981\u7075\u654f\u653e\u5927\u5668\u68c0\u6d4b\u5e76\u653e\u5927\uff1b\u8bfb\u51fa\u7684\u540c\u65f6\uff0c\u539f\u5355\u5143\u7535\u8377\u88ab\u6270\u52a8\uff0c\u56e0\u6b64\u8fd8\u8981\u628a\u4fe1\u606f\u91cd\u65b0\u5199\u56de\u53bb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 DRAM \u5e38\u89c1\u8868\u8ff0\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u8bfb\u51fa\u662f\u7834\u574f\u6027\u8bfb\u51fa\uff0c\u8bfb\u540e\u9700\u8981\u6062\u590d\uff1bDRAM \u8fd8\u5fc5\u987b\u5468\u671f\u6027\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u53e5\u8bdd\u5728\u9009\u62e9\u9898\u91cc\u5f88\u5e38\u89c1\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5b58\u50a8\u82af\u7247\u7684\u57fa\u672c\u7ec4\u6210\uff1a\u5b58\u50a8\u9635\u5217 + \u8bd1\u7801 + \u63a7\u5236 + I\/O<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u7ba1\u662f SRAM \u8fd8\u662f DRAM\uff0c\u4e00\u4e2a\u5b58\u50a8\u82af\u7247\u90fd\u4e0d\u662f\u53ea\u6709\u5b58\u50a8\u5355\u5143\u3002\u5b83\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b58\u50a8\u9635\u5217\u662f\u4e3b\u4f53\uff0c\u7528\u6765\u771f\u6b63\u4fdd\u5b58\u4e8c\u8fdb\u5236\u4fe1\u606f\u3002\u9635\u5217\u901a\u5e38\u6309\u884c\u3001\u5217\u7ec4\u7ec7\uff0c\u6bcf\u4e2a\u4ea4\u53c9\u4f4d\u7f6e\u9644\u8fd1\u5bf9\u5e94\u4e00\u4e2a\u6216\u591a\u4e2a\u5b58\u50a8\u4f4d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u8bd1\u7801\u5668\u6839\u636e\u5916\u90e8\u8f93\u5165\u7684\u5730\u5740\u9009\u62e9\u5177\u4f53\u7684\u5b58\u50a8\u5355\u5143\u3001\u5b57\u7ebf\u6216\u5217\u7ebf\u3002\u5b58\u50a8\u5bb9\u91cf\u8d8a\u5927\uff0c\u5730\u5740\u8bd1\u7801\u8d8a\u590d\u6742\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bfb\u5199\u63a7\u5236\u7535\u8def\u6839\u636e\u8bfb\u4fe1\u53f7\u3001\u5199\u4fe1\u53f7\u3001\u7247\u9009\u4fe1\u53f7\u7b49\u51b3\u5b9a\u5f53\u524d\u662f\u8bfb\u64cd\u4f5c\u8fd8\u662f\u5199\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I\/O \u7535\u8def\u8d1f\u8d23\u6570\u636e\u8f93\u5165\u8f93\u51fa\uff0c\u5305\u62ec\u6570\u636e\u7f13\u51b2\u5668\u3001\u4e09\u6001\u95e8\u3001\u8bfb\u51fa\u653e\u5927\u5668\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e DRAM\uff0c\u8fd8\u4f1a\u6709\u66f4\u660e\u663e\u7684\u884c\u5730\u5740\u9501\u5b58\u3001\u5217\u5730\u5740\u9501\u5b58\u3001\u5237\u65b0\u63a7\u5236\u3001\u7075\u654f\u653e\u5927\u5668\u7b49\u7ed3\u6784\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u628a\u5b58\u50a8\u82af\u7247\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u90e8\u7ed9\u5730\u5740\uff0c\u82af\u7247\u5185\u90e8\u8bd1\u7801\u627e\u5230\u4f4d\u7f6e\uff1b\u5916\u90e8\u7ed9\u8bfb\u5199\u63a7\u5236\uff0c\u82af\u7247\u51b3\u5b9a\u8bfb\u51fa\u8fd8\u662f\u5199\u5165\uff1b\u6570\u636e\u901a\u8fc7\u6570\u636e\u5f15\u811a\u8f93\u5165\u6216\u8f93\u51fa\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">408 \u4e2d\u5e38\u89c1\u7684\u5bb9\u91cf\u9898\uff0c\u6bd4\u5982\u201c1024 \u00d7 8 \u4f4d SRAM \u82af\u7247\u9700\u8981\u591a\u5c11\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u201d\uff0c\u672c\u8d28\u5c31\u662f\u4ece\u8fd9\u4e2a\u7ed3\u6784\u6765\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u82af\u7247\u5bb9\u91cf\u662f 1024 \u00d7 8 \u4f4d\uff0c\u8868\u793a\u6709 1024 \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u6bcf\u4e2a\u5355\u5143 8 \u4f4d\u3002\u5730\u5740\u7ebf\u6570\u91cf\u7531\u5355\u5143\u4e2a\u6570\u51b3\u5b9a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1024 = 210<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740\u7ebf\u9700\u8981 10 \u6839\u3002\u6bcf\u6b21\u8bfb\u5199\u4e00\u4e2a 8 \u4f4d\u5b57\uff0c\u6240\u4ee5\u6570\u636e\u7ebf\u9700\u8981 8 \u6839\u3002\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\u81f3\u5c11\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10 + 8 = 18 \u6839<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u4e0d\u8981\u628a\u603b\u5bb9\u91cf 1024 \u00d7 8 = 8192 \u4f4d\u76f4\u63a5\u62ff\u53bb\u6c42\u5730\u5740\u7ebf\u3002\u5730\u5740\u7ebf\u7ba1\u7684\u662f\u201c\u6709\u591a\u5c11\u4e2a\u53ef\u5bfb\u5740\u5355\u5143\u201d\uff0c\u6570\u636e\u7ebf\u7ba1\u7684\u662f\u201c\u6bcf\u4e2a\u5355\u5143\u4e00\u6b21\u8f93\u51fa\u591a\u5c11\u4f4d\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001DRAM \u4e3a\u4ec0\u4e48\u8981\u7528\u884c\u5217\u5730\u5740\uff1a\u4e3a\u4e86\u51cf\u5c11\u5730\u5740\u5f15\u811a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u5bb9\u91cf\u901a\u5e38\u5f88\u5927\u3002\u5982\u679c\u76f4\u63a5\u628a\u5b8c\u6574\u5730\u5740\u4e00\u6b21\u6027\u9001\u5165\u82af\u7247\uff0c\u9700\u8981\u5f88\u591a\u5730\u5740\u5f15\u811a\u3002\u4e3a\u4e86\u51cf\u5c11\u82af\u7247\u5f15\u811a\u6570\uff0cDRAM \u5e38\u91c7\u7528\u884c\u5217\u5730\u5740\u590d\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e00\u4e2a\u5b8c\u6574\u5730\u5740\u88ab\u62c6\u6210\u884c\u5730\u5740\u548c\u5217\u5730\u5740\uff0c\u5148\u9001\u884c\u5730\u5740\uff0c\u518d\u9001\u5217\u5730\u5740\u3002\u5b83\u4eec\u590d\u7528\u540c\u4e00\u7ec4\u5730\u5740\u5f15\u811a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u4e00\u4e2a DRAM \u82af\u7247\u5185\u90e8\u6709 220 \u4e2a\u5730\u5740\u4f4d\u7f6e\uff0c\u5982\u679c\u76f4\u63a5\u4f20\u5165\u5b8c\u6574\u5730\u5740\uff0c\u9700\u8981 20 \u6839\u5730\u5740\u7ebf\u3002\u4f46\u5982\u679c\u628a\u5730\u5740\u5206\u4e3a 10 \u4f4d\u884c\u5730\u5740\u548c 10 \u4f4d\u5217\u5730\u5740\uff0c\u90a3\u4e48\u5916\u90e8\u53ea\u9700\u8981 10 \u6839\u5730\u5740\u5f15\u811a\uff0c\u5148\u4f20\u884c\u5730\u5740\uff0c\u518d\u4f20\u5217\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f DRAM \u4e2d\u5e38\u89c1\u7684 RAS \u548c CAS\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RAS\uff1a\u884c\u5730\u5740\u9009\u901a\u4fe1\u53f7\uff0c\u7528\u6765\u9501\u5b58\u884c\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CAS\uff1a\u5217\u5730\u5740\u9009\u901a\u4fe1\u53f7\uff0c\u7528\u6765\u9501\u5b58\u5217\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 DRAM \u7684\u5178\u578b\u8bbf\u95ee\u8fc7\u7a0b\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u9001\u884c\u5730\u5740\uff0c\u7528 RAS \u9501\u5b58\uff1b\u518d\u9001\u5217\u5730\u5740\uff0c\u7528 CAS \u9501\u5b58\uff1b\u884c\u5217\u5171\u540c\u786e\u5b9a\u5177\u4f53\u5b58\u50a8\u5355\u5143\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e5f\u662f DRAM \u6bd4 SRAM \u63a7\u5236\u590d\u6742\u7684\u4e00\u4e2a\u539f\u56e0\u3002SRAM \u901a\u5e38\u53ef\u4ee5\u76f4\u63a5\u7ed9\u5b8c\u6574\u5730\u5740\uff0c\u8bbf\u95ee\u8fc7\u7a0b\u66f4\u7b80\u5355\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u9898\u91cc\u5982\u679c\u95ee\u201cDRAM \u91c7\u7528\u5730\u5740\u590d\u7528\u7684\u76ee\u7684\u201d\uff0c\u4f18\u5148\u7b54\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51cf\u5c11\u5730\u5740\u5f15\u811a\u6570\uff0c\u964d\u4f4e\u82af\u7247\u5c01\u88c5\u6210\u672c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8981\u7b54\u6210\u201c\u63d0\u9ad8\u5b58\u50a8\u5bb9\u91cf\u201d\u3002\u5730\u5740\u590d\u7528\u4e0d\u662f\u8ba9\u540c\u6837\u7684\u5b58\u50a8\u5355\u5143\u53d8\u591a\uff0c\u800c\u662f\u8ba9\u540c\u6837\u5bb9\u91cf\u7684\u82af\u7247\u6240\u9700\u5730\u5740\u5f15\u811a\u51cf\u5c11\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001DRAM \u7684\u5237\u65b0\u673a\u5236\uff1a\u5237\u65b0\u672c\u8d28\u662f\u201c\u91cd\u65b0\u5145\u7535\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u4e2d\u7535\u5bb9\u4f1a\u6f0f\u7535\uff0c\u6240\u4ee5\u5fc5\u987b\u5728\u6570\u636e\u4e22\u5931\u4e4b\u524d\u628a\u4fe1\u606f\u91cd\u65b0\u8bfb\u51fa\u5e76\u5199\u56de\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u53eb\u5237\u65b0\u3002\u5237\u65b0\u4e0d\u662f\u6539\u5199\u65b0\u6570\u636e\uff0c\u800c\u662f\u4fdd\u6301\u539f\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5237\u65b0\u6709\u51e0\u4e2a\u5173\u952e\u7279\u70b9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0c\u5237\u65b0\u6309\u884c\u8fdb\u884c\u3002\u56e0\u4e3a DRAM \u7684\u5b58\u50a8\u9635\u5217\u6309\u884c\u5217\u7ec4\u7ec7\uff0c\u5237\u65b0\u65f6\u901a\u5e38\u4e00\u6b21\u5237\u65b0\u4e00\u6574\u884c\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u4e00\u4e2a\u5355\u5143\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0c\u5237\u65b0\u671f\u95f4\u4e0d\u80fd\u6b63\u5e38\u8bbf\u95ee\u88ab\u5237\u65b0\u7684\u5b58\u50a8\u9635\u5217\uff0c\u56e0\u6b64\u5237\u65b0\u4f1a\u5360\u7528\u4e00\u5b9a\u5b58\u50a8\u5668\u65f6\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0c\u5237\u65b0\u4e0e CPU \u662f\u5426\u8bbf\u95ee\u8be5\u5355\u5143\u65e0\u5173\u3002\u5373\u4f7f CPU \u5b8c\u5168\u4e0d\u8bfb\u5199\u4e3b\u5b58\uff0cDRAM \u4e5f\u5fc5\u987b\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0c\u5237\u65b0\u901a\u5e38\u7531\u5b58\u50a8\u5668\u63a7\u5236\u5668\u5b8c\u6210\uff0c\u4e0d\u9700\u8981\u7a0b\u5e8f\u5458\u624b\u52a8\u63a7\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u89c1\u5237\u65b0\u65b9\u5f0f\u6709\u4e09\u7c7b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u96c6\u4e2d\u5237\u65b0\u662f\u6307\u5728\u4e00\u4e2a\u5237\u65b0\u5468\u671f\u5185\uff0c\u96c6\u4e2d\u62ff\u51fa\u4e00\u6bb5\u65f6\u95f4\u8fde\u7eed\u5237\u65b0\u6240\u6709\u884c\u3002\u5b83\u7684\u4f18\u70b9\u662f\u63a7\u5236\u7b80\u5355\uff0c\u7f3a\u70b9\u662f\u8fd9\u6bb5\u65f6\u95f4\u5185\u5b58\u50a8\u5668\u4e0d\u80fd\u6b63\u5e38\u8bbf\u95ee\uff0c\u4f1a\u4ea7\u751f\u8f83\u957f\u7684\u201c\u6b7b\u533a\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5206\u6563\u5237\u65b0\u662f\u6307\u628a\u5237\u65b0\u64cd\u4f5c\u5206\u6563\u5230\u6bcf\u4e2a\u5b58\u50a8\u5468\u671f\u4e2d\uff0c\u6bd4\u5982\u6bcf\u6b21\u6b63\u5e38\u8bfb\u5199\u540e\u987a\u5e26\u5237\u65b0\u4e00\u884c\u3002\u5b83\u7684\u4f18\u70b9\u662f\u6ca1\u6709\u660e\u663e\u6b7b\u533a\uff0c\u7f3a\u70b9\u662f\u6bcf\u4e2a\u5b58\u50a8\u5468\u671f\u90fd\u88ab\u62c9\u957f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f02\u6b65\u5237\u65b0\uff0c\u4e5f\u5e38\u53eb\u5206\u5e03\u5f0f\u5237\u65b0\uff0c\u662f\u5728\u89c4\u5b9a\u5237\u65b0\u5468\u671f\u5185\uff0c\u628a\u5404\u884c\u5237\u65b0\u5747\u5300\u5206\u6563\u5230\u4e0d\u540c\u65f6\u95f4\u70b9\u3002\u5b83\u7efc\u5408\u4e86\u96c6\u4e2d\u5237\u65b0\u548c\u5206\u6563\u5237\u65b0\u7684\u7279\u70b9\uff0c\u662f\u8003\u9898\u4e2d\u7ecf\u5e38\u8ba4\u4e3a\u8f83\u5408\u7406\u7684\u4e00\u79cd\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7528\u4e00\u4e2a\u5178\u578b\u8ba1\u7b97\u6765\u7406\u89e3\u3002\u5047\u8bbe DRAM \u6709 8192 \u884c\uff0c\u8981\u6c42 64 ms \u5185\u5168\u90e8\u5237\u65b0\u4e00\u904d\uff0c\u90a3\u4e48\u5e73\u5747\u6bcf\u9694\u591a\u4e45\u5237\u65b0\u4e00\u884c\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8ba1\u7b97\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">64 ms \/ 8192 = 7.8125 \u03bcs<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u8bf4\uff0c\u5e73\u5747\u5927\u7ea6\u6bcf 7.8 \u03bcs \u5237\u65b0\u4e00\u884c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u9898\u7684\u6a21\u677f\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u884c\u5237\u65b0\u95f4\u9694 = \u6700\u5927\u5237\u65b0\u5468\u671f \/ \u884c\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\u8fd9\u91cc\u9664\u7684\u662f\u201c\u884c\u6570\u201d\uff0c\u4e0d\u662f\u5b58\u50a8\u5355\u5143\u603b\u6570\uff0c\u4e5f\u4e0d\u662f\u603b\u5bb9\u91cf\u4f4d\u6570\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001DRAM \u7684\u9635\u5217\u8bbe\u8ba1\u4f18\u5316\uff1a\u6838\u5fc3\u662f\u201c\u5927\u5bb9\u91cf\u4e0b\u5c3d\u91cf\u5feb\u3001\u5c3d\u91cf\u7701\u5f15\u811a\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u5bb9\u91cf\u5927\uff0c\u5982\u679c\u6309\u6700\u76f4\u89c2\u7684\u65b9\u5f0f\u8bbe\u8ba1\uff0c\u5730\u5740\u7ebf\u591a\u3001\u8bd1\u7801\u590d\u6742\u3001\u8bbf\u95ee\u6162\u3002\u56e0\u6b64 DRAM \u4f1a\u91c7\u7528\u4e00\u7cfb\u5217\u9635\u5217\u8bbe\u8ba1\u4f18\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u57fa\u7840\u7684\u662f\u4e8c\u7ef4\u9635\u5217\u7ed3\u6784\u3002\u628a\u5b58\u50a8\u5355\u5143\u6392\u6210\u884c\u548c\u5217\uff0c\u53ef\u4ee5\u901a\u8fc7\u884c\u8bd1\u7801\u5668\u548c\u5217\u8bd1\u7801\u5668\u5171\u540c\u9009\u4e2d\u4e00\u4e2a\u4f4d\u7f6e\u3002\u8fd9\u6837\u6bd4\u4e00\u7ef4\u7ebf\u6027\u8bd1\u7801\u66f4\u9002\u5408\u5927\u5bb9\u91cf\u82af\u7247\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u6b21\u662f\u884c\u5217\u5730\u5740\u590d\u7528\u3002\u524d\u9762\u5df2\u7ecf\u8bf4\u8fc7\uff0c\u5b83\u7684\u4e3b\u8981\u76ee\u7684\u662f\u51cf\u5c11\u5730\u5740\u5f15\u811a\u6570\u3002\u8fd9\u662f DRAM \u82af\u7247\u5f88\u91cd\u8981\u7684\u786c\u4ef6\u7279\u5f81\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u6b21\u662f\u7075\u654f\u653e\u5927\u5668\u548c\u884c\u7f13\u51b2\u533a\u3002DRAM \u5355\u5143\u4e2d\u7684\u7535\u5bb9\u5f88\u5c0f\uff0c\u8bfb\u51fa\u4fe1\u53f7\u975e\u5e38\u5f31\uff0c\u5fc5\u987b\u9760\u7075\u654f\u653e\u5927\u5668\u653e\u5927\u3002\u5e76\u4e14\u5f53\u67d0\u4e00\u884c\u88ab\u6fc0\u6d3b\u540e\uff0c\u6574\u884c\u6570\u636e\u4f1a\u8fdb\u5165\u884c\u7f13\u51b2\u533a\u3002\u4e4b\u540e\u5982\u679c\u8fde\u7eed\u8bbf\u95ee\u540c\u4e00\u884c\u4e2d\u7684\u4e0d\u540c\u5217\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u4ece\u884c\u7f13\u51b2\u533a\u4e2d\u53d6\u6570\u636e\uff0c\u901f\u5ea6\u4f1a\u66f4\u5feb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e00\u70b9\u53ef\u4ee5\u7406\u89e3\u4e3a DRAM \u5185\u90e8\u5b58\u5728\u4e00\u79cd\u201c\u884c\u7f13\u5b58\u201d\u673a\u5236\u3002\u5b83\u4e0d\u662f CPU Cache\uff0c\u4f46\u601d\u60f3\u7c7b\u4f3c\uff1a\u5229\u7528\u5c40\u90e8\u6027\uff0c\u5c3d\u91cf\u8ba9\u540e\u7eed\u8bbf\u95ee\u547d\u4e2d\u5df2\u7ecf\u6253\u5f00\u7684\u884c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u5f80\u540e\u5c31\u662f\u591a Bank \u8bbe\u8ba1\u3002DRAM \u53ef\u4ee5\u5212\u5206\u6210\u591a\u4e2a Bank\uff0c\u4e0d\u540c Bank \u53ef\u4ee5\u4ea4\u9519\u5de5\u4f5c\u3002\u4e00\u4e2a Bank \u6b63\u5728\u9884\u5145\u7535\u6216\u7b49\u5f85\u65f6\uff0c\u53e6\u4e00\u4e2a Bank \u53ef\u4ee5\u8fdb\u884c\u8bbf\u95ee\uff0c\u4ece\u800c\u63d0\u9ad8\u6574\u4f53\u541e\u5410\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 DRAM \u4f18\u5316\u7684\u601d\u8def\u4e0d\u662f\u628a\u5355\u4e2a\u7535\u5bb9\u53d8\u5f97\u50cf SRAM \u4e00\u6837\u5feb\uff0c\u800c\u662f\u901a\u8fc7\u9635\u5217\u7ed3\u6784\u3001\u884c\u7f13\u51b2\u3001\u591a Bank\u3001\u6d41\u6c34\u5316\u3001\u7a81\u53d1\u4f20\u9001\u7b49\u65b9\u5f0f\u63d0\u9ad8\u8fde\u7eed\u8bbf\u95ee\u6548\u7387\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516b\u3001DRAM \u7684\u8bbf\u95ee\u8fc7\u7a0b\uff1a\u6fc0\u6d3b\u3001\u8bfb\u5199\u3001\u9884\u5145\u7535<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3 SDRAM\u3001DDR \u548c\u7a81\u53d1\u4f20\u9001\u4e4b\u524d\uff0c\u6700\u597d\u5148\u7406\u89e3\u73b0\u4ee3 DRAM \u7684\u57fa\u672c\u8bbf\u95ee\u52a8\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u6b65\u662f\u6fc0\u6d3b\uff0c\u4e5f\u5c31\u662f Activate\u3002\u5b58\u50a8\u5668\u63a7\u5236\u5668\u9009\u4e2d\u67d0\u4e2a Bank \u7684\u67d0\u4e00\u884c\uff0c\u628a\u8fd9\u4e00\u6574\u884c\u6253\u5f00\uff0c\u5e76\u9001\u5165\u884c\u7f13\u51b2\u533a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u6b65\u662f\u8bfb\u6216\u5199\u3002\u6b64\u65f6\u518d\u6839\u636e\u5217\u5730\u5740\u8bbf\u95ee\u884c\u7f13\u51b2\u533a\u4e2d\u7684\u67d0\u4e00\u5217\u6216\u8fde\u7eed\u82e5\u5e72\u5217\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u6b65\u662f\u9884\u5145\u7535\uff0c\u4e5f\u5c31\u662f Precharge\u3002\u8bbf\u95ee\u7ed3\u675f\u540e\uff0c\u9700\u8981\u5173\u95ed\u5f53\u524d\u884c\uff0c\u4e3a\u4e0b\u4e00\u6b21\u6253\u5f00\u5176\u4ed6\u884c\u505a\u51c6\u5907\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 DRAM \u8bbf\u95ee\u5e76\u4e0d\u662f\u7b80\u5355\u5730\u201c\u7ed9\u4e00\u4e2a\u5730\u5740\uff0c\u9a6c\u4e0a\u5f97\u5230\u6570\u636e\u201d\u3002\u5b83\u5f80\u5f80\u6d89\u53ca\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00\u884c \u2192 \u8bbf\u95ee\u5217 \u2192 \u5173\u95ed\u884c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4e0b\u4e00\u6b21\u8bbf\u95ee\u4ecd\u7136\u5728\u5df2\u7ecf\u6253\u5f00\u7684\u540c\u4e00\u884c\uff0c\u5c31\u6bd4\u8f83\u5feb\uff0c\u8fd9\u53eb\u884c\u547d\u4e2d\u3002\u82e5\u4e0b\u4e00\u6b21\u8bbf\u95ee\u5728\u522b\u7684\u884c\uff0c\u5c31\u53ef\u80fd\u8981\u5148\u5173\u95ed\u5f53\u524d\u884c\uff0c\u518d\u6253\u5f00\u65b0\u884c\uff0c\u5ef6\u8fdf\u66f4\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u8fde\u7eed\u5730\u5740\u8bbf\u95ee\u5728 DRAM \u4e2d\u66f4\u6709\u4f18\u52bf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e5d\u3001\u7f13\u5b58\u673a\u5236\uff1a\u8fd9\u91cc\u8981\u533a\u5206 CPU Cache \u548c DRAM \u884c\u7f13\u51b2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u201c\u7f13\u5b58\u673a\u5236\u201d\u8fd9\u4e2a\u8bcd\u5728\u8fd9\u4e00\u7ae0\u91cc\u5bb9\u6613\u6df7\u6dc6\uff0c\u81f3\u5c11\u6709\u4e24\u4e2a\u5c42\u9762\u7684\u542b\u4e49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u4e2a\u662f CPU Cache\u3002CPU Cache \u901a\u5e38\u7531 SRAM \u6784\u6210\uff0c\u4f4d\u4e8e CPU \u548c\u4e3b\u5b58 DRAM \u4e4b\u95f4\u3002\u5b83\u5229\u7528\u7a0b\u5e8f\u8bbf\u95ee\u7684\u65f6\u95f4\u5c40\u90e8\u6027\u548c\u7a7a\u95f4\u5c40\u90e8\u6027\uff0c\u628a\u4e3b\u5b58\u4e2d\u6700\u8fd1\u4f7f\u7528\u6216\u76f8\u90bb\u7684\u6570\u636e\u5757\u590d\u5236\u5230 Cache \u4e2d\u3002CPU \u5148\u8bbf\u95ee Cache\uff0c\u547d\u4e2d\u5219\u5feb\u901f\u5f97\u5230\u6570\u636e\uff0c\u672a\u547d\u4e2d\u624d\u8bbf\u95ee\u4e3b\u5b58\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 SRAM \u548c DRAM \u5728\u5b58\u50a8\u5c42\u6b21\u4e2d\u7684\u7ecf\u5178\u5206\u5de5\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u7528\u4e8e Cache\uff0cDRAM \u7528\u4e8e\u4e3b\u5b58\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u4e2a\u662f DRAM \u5185\u90e8\u7684\u884c\u7f13\u51b2\u3002DRAM \u6fc0\u6d3b\u67d0\u4e00\u884c\u540e\uff0c\u4f1a\u628a\u6574\u884c\u9001\u5165\u7075\u654f\u653e\u5927\u5668\/\u884c\u7f13\u51b2\u533a\u3002\u5982\u679c\u63a5\u4e0b\u6765\u8bbf\u95ee\u540c\u4e00\u884c\u7684\u5176\u4ed6\u5217\uff0c\u5c31\u4e0d\u5fc5\u91cd\u65b0\u6253\u5f00\u884c\uff0c\u901f\u5ea6\u66f4\u5feb\u3002\u8fd9\u79cd\u673a\u5236\u4e5f\u5229\u7528\u4e86\u7a7a\u95f4\u5c40\u90e8\u6027\uff0c\u4f46\u5b83\u5c5e\u4e8e DRAM \u82af\u7247\u5185\u90e8\u8bbf\u95ee\u4f18\u5316\uff0c\u4e0d\u7b49\u540c\u4e8e CPU Cache\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u7814\u9898\u5982\u679c\u95ee\u201cCache \u4e00\u822c\u7531\u4ec0\u4e48\u7ec4\u6210\u201d\uff0c\u901a\u5e38\u7b54 SRAM\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u95ee\u201cDRAM \u4e2d\u8bbf\u95ee\u540c\u4e00\u884c\u8fde\u7eed\u5217\u4e3a\u4ec0\u4e48\u5feb\u201d\uff0c\u5219\u8981\u60f3\u5230\u884c\u7f13\u51b2\u548c\u7a81\u53d1\u4f20\u9001\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u3001\u7a81\u53d1\u4f20\u9001\u673a\u5236\uff1a\u4e00\u6b21\u7ed9\u9996\u5730\u5740\uff0c\u8fde\u7eed\u4f20\u591a\u4e2a\u6570\u636e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a81\u53d1\u4f20\u9001\uff0c\u4e5f\u53eb Burst Transfer\uff0c\u6838\u5fc3\u601d\u60f3\u662f\uff1a\u4e0d\u5fc5\u6bcf\u4f20\u4e00\u4e2a\u6570\u636e\u90fd\u91cd\u65b0\u7ed9\u5b8c\u6574\u5730\u5740\uff0c\u800c\u662f\u7ed9\u51fa\u4e00\u4e2a\u8d77\u59cb\u5730\u5740\u540e\uff0c\u8fde\u7eed\u4f20\u9001\u4e00\u4e32\u76f8\u90bb\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u548c Cache \u7684\u5de5\u4f5c\u65b9\u5f0f\u5bc6\u5207\u76f8\u5173\u3002CPU Cache \u548c\u4e3b\u5b58\u4e4b\u95f4\u4e0d\u662f\u4e00\u4e2a\u5b57\u8282\u4e00\u4e2a\u5b57\u8282\u5730\u642c\uff0c\u800c\u901a\u5e38\u4ee5\u5757\u4e3a\u5355\u4f4d\u642c\u8fd0\u3002\u6bd4\u5982 Cache \u672a\u547d\u4e2d\u65f6\uff0c\u4e3b\u5b58\u4f1a\u628a\u5305\u542b\u76ee\u6807\u5730\u5740\u7684\u4e00\u6574\u5757\u6570\u636e\u9001\u5165 Cache\u3002\u8fd9\u4e2a\u5757\u5e38\u88ab\u79f0\u4e3a Cache \u5757\u6216 Cache line\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u7a0b\u5e8f\u901a\u5e38\u5177\u6709\u7a7a\u95f4\u5c40\u90e8\u6027\uff1a\u8bbf\u95ee\u67d0\u4e2a\u5730\u5740\u540e\uff0c\u5f88\u53ef\u80fd\u9a6c\u4e0a\u8bbf\u95ee\u9644\u8fd1\u5730\u5740\u3002\u6240\u4ee5\u4e00\u6b21\u6027\u8fde\u7eed\u4f20\u8f93\u591a\u4e2a\u76f8\u90bb\u6570\u636e\u662f\u5212\u7b97\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 DRAM \u4e2d\uff0c\u7a81\u53d1\u4f20\u9001\u5c24\u5176\u9002\u5408\u5df2\u7ecf\u6253\u5f00\u67d0\u4e00\u884c\u4e4b\u540e\u8fde\u7eed\u8bbf\u95ee\u591a\u4e2a\u5217\u5730\u5740\u3002SDRAM\/DDR SDRAM \u90fd\u652f\u6301\u7a81\u53d1\u957f\u5ea6\u8bbe\u7f6e\uff0c\u6bd4\u5982\u8fde\u7eed\u4f20 4 \u4e2a\u30018 \u4e2a\u6570\u636e\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a81\u53d1\u4f20\u9001\u63d0\u9ad8\u7684\u4e0d\u662f\u7b2c\u4e00\u4e2a\u6570\u636e\u7684\u521d\u59cb\u8bbf\u95ee\u5ef6\u8fdf\uff0c\u800c\u662f\u63d0\u9ad8\u8fde\u7eed\u6570\u636e\u4f20\u8f93\u7684\u5e26\u5bbd\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u7b2c\u4e00\u4e2a\u6570\u636e\u53ef\u80fd\u4ecd\u7136\u8981\u7ecf\u5386\u884c\u6fc0\u6d3b\u3001\u5217\u8bbf\u95ee\u7b49\u5ef6\u8fdf\uff0c\u4f46\u540e\u9762\u7684\u6570\u636e\u53ef\u4ee5\u8fde\u7eed\u5feb\u901f\u8f93\u51fa\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u8003\u9898\u4e2d\u5982\u679c\u95ee\u7a81\u53d1\u4f20\u9001\u7684\u4f18\u52bf\uff0c\u53ef\u4ee5\u7b54\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5229\u7528\u7a7a\u95f4\u5c40\u90e8\u6027\uff0c\u51cf\u5c11\u8fde\u7eed\u8bbf\u95ee\u65f6\u7684\u5730\u5740\u548c\u63a7\u5236\u5f00\u9500\uff0c\u63d0\u9ad8\u5b58\u50a8\u5668\u5e26\u5bbd\uff0c\u9002\u5408 Cache \u5757\u4f20\u9001\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e00\u3001SDRAM\uff1a\u7528\u7cfb\u7edf\u65f6\u949f\u7edf\u4e00\u63a7\u5236 DRAM \u64cd\u4f5c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SDRAM \u662f Synchronous DRAM\uff0c\u540c\u6b65\u52a8\u6001\u968f\u673a\u5b58\u50a8\u5668\u3002\u5b83\u548c\u65e9\u671f\u5f02\u6b65 DRAM \u7684\u91cd\u8981\u533a\u522b\u662f\uff1aSDRAM \u7684\u64cd\u4f5c\u4e0e\u7cfb\u7edf\u65f6\u949f\u540c\u6b65\uff0c\u547d\u4ee4\u3001\u5730\u5740\u3001\u6570\u636e\u90fd\u6309\u7167\u65f6\u949f\u8282\u62cd\u7ec4\u7ec7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u666e\u901a DRAM \u66f4\u504f\u5411\u5f02\u6b65\u63a7\u5236\uff0c\u901a\u8fc7 RAS\u3001CAS \u7b49\u4fe1\u53f7\u914d\u5408\u5b8c\u6210\u8bbf\u95ee\uff1bSDRAM \u5219\u5728\u65f6\u949f\u63a7\u5236\u4e0b\u63a5\u6536\u547d\u4ee4\uff0c\u5982\u6fc0\u6d3b\u3001\u8bfb\u3001\u5199\u3001\u9884\u5145\u7535\u3001\u5237\u65b0\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SDRAM \u7684\u4f18\u70b9\u662f\u66f4\u9002\u5408\u6d41\u6c34\u5316\u548c\u9ad8\u901f\u603b\u7ebf\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u5728\u4e00\u4e2a\u64cd\u4f5c\u7b49\u5f85\u65f6\u5b89\u6392\u53e6\u4e00\u4e2a Bank \u7684\u64cd\u4f5c\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7a81\u53d1\u4f20\u9001\u8fde\u7eed\u8f93\u51fa\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6ce8\u610f\uff1aSDRAM \u4ecd\u7136\u662f DRAM\uff0c\u4ecd\u7136\u9760\u7535\u5bb9\u4fdd\u5b58\u4fe1\u606f\uff0c\u4ecd\u7136\u9700\u8981\u5237\u65b0\u3002\u5b83\u7684\u201c\u540c\u6b65\u201d\u53ea\u662f\u63a7\u5236\u65b9\u5f0f\u540c\u6b65\uff0c\u4e0d\u662f\u8bf4\u5b83\u53d8\u6210\u4e86 SRAM\uff0c\u4e5f\u4e0d\u662f\u8bf4\u4e0d\u9700\u8981\u5237\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DDR SDRAM \u662f SDRAM \u7684\u8fdb\u4e00\u6b65\u53d1\u5c55\u3002DDR \u7684\u610f\u601d\u662f Double Data Rate\uff0c\u53cc\u500d\u6570\u636e\u7387\u3002\u5b83\u53ef\u4ee5\u5728\u65f6\u949f\u4e0a\u5347\u6cbf\u548c\u4e0b\u964d\u6cbf\u90fd\u4f20\u8f93\u6570\u636e\uff0c\u56e0\u6b64\u5728\u540c\u6837\u65f6\u949f\u9891\u7387\u4e0b\uff0c\u7406\u8bba\u6570\u636e\u4f20\u8f93\u7387\u66f4\u9ad8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u7814\u4e00\u822c\u4e0d\u8981\u6c42\u6df1\u5165 DDR \u7684\u5de5\u7a0b\u7ec6\u8282\uff0c\u4f46\u8981\u77e5\u9053\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SDRAM \u662f\u540c\u6b65 DRAM\uff1bDDR SDRAM \u5728\u65f6\u949f\u4e0a\u5347\u6cbf\u548c\u4e0b\u964d\u6cbf\u90fd\u4f20\u8f93\u6570\u636e\uff1b\u5b83\u4eec\u672c\u8d28\u4e0a\u4ecd\u5c5e\u4e8e DRAM\uff0c\u9700\u8981\u5237\u65b0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e8c\u3001SRAM \u548c DRAM \u7684\u7cfb\u7edf\u6bd4\u8f83<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u548c DRAM \u7684\u6bd4\u8f83\u662f\u8fd9\u90e8\u5206\u6700\u5e38\u8003\u7684\u5185\u5bb9\uff0c\u53ef\u4ee5\u6574\u7406\u6210\u4e00\u5f20\u8868\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6bd4\u8f83\u9879\u76ee<\/th><th>SRAM<\/th><th>DRAM<\/th><\/tr><\/thead><tbody><tr><td>\u5b58\u50a8\u539f\u7406<\/td><td>\u89e6\u53d1\u5668\u4fdd\u5b58\u72b6\u6001<\/td><td>\u7535\u5bb9\u7535\u8377\u4fdd\u5b58\u4fe1\u606f<\/td><\/tr><tr><td>\u5355\u5143\u7ed3\u6784<\/td><td>\u901a\u5e38 6T<\/td><td>\u901a\u5e38 1T1C<\/td><\/tr><tr><td>\u662f\u5426\u9700\u8981\u5237\u65b0<\/td><td>\u4e0d\u9700\u8981\u5237\u65b0<\/td><td>\u9700\u8981\u5468\u671f\u6027\u5237\u65b0<\/td><\/tr><tr><td>\u8bfb\u51fa\u662f\u5426\u7834\u574f<\/td><td>\u4e00\u822c\u975e\u7834\u574f\u6027\u8bfb\u51fa<\/td><td>\u5e38\u4e3a\u7834\u574f\u6027\u8bfb\u51fa\uff0c\u8bfb\u540e\u9700\u6062\u590d<\/td><\/tr><tr><td>\u901f\u5ea6<\/td><td>\u5feb<\/td><td>\u8f83\u6162<\/td><\/tr><tr><td>\u96c6\u6210\u5ea6<\/td><td>\u4f4e<\/td><td>\u9ad8<\/td><\/tr><tr><td>\u6210\u672c<\/td><td>\u9ad8<\/td><td>\u4f4e<\/td><\/tr><tr><td>\u529f\u8017\u7279\u70b9<\/td><td>\u5355\u5143\u590d\u6742\uff0c\u9759\u6001\u529f\u8017\u76f8\u5bf9\u660e\u663e<\/td><td>\u5355\u5143\u7b80\u5355\uff0c\u4f46\u5237\u65b0\u5e26\u6765\u989d\u5916\u5f00\u9500<\/td><\/tr><tr><td>\u5e38\u89c1\u7528\u9014<\/td><td>Cache\u3001\u9ad8\u901f\u7f13\u51b2<\/td><td>\u4e3b\u5b58<\/td><\/tr><tr><td>\u63a7\u5236\u590d\u6742\u5ea6<\/td><td>\u8f83\u7b80\u5355<\/td><td>\u8f83\u590d\u6742\uff0c\u9700\u8981\u5237\u65b0\u3001\u884c\u5217\u63a7\u5236\u7b49<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7a33\u5b9a\u7684\u8bb0\u5fc6\u65b9\u5f0f\u662f\u4ece\u5b58\u50a8\u5355\u5143\u51fa\u53d1\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u4e00\u4e2a bit \u7528\u89e6\u53d1\u5668\uff0c\u7ed3\u6784\u590d\u6742\uff0c\u6240\u4ee5\u5feb\u4f46\u8d35\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DRAM \u4e00\u4e2a bit \u7528\u7535\u5bb9\uff0c\u7ed3\u6784\u7b80\u5355\uff0c\u6240\u4ee5\u4fbf\u5b9c\u5bb9\u91cf\u5927\uff0c\u4f46\u7535\u5bb9\u6f0f\u7535\uff0c\u6240\u4ee5\u8981\u5237\u65b0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e09\u3001\u8fd9\u90e8\u5206\u5e38\u89c1\u8003\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\u7c7b\u662f\u6982\u5ff5\u5224\u65ad\u9898\u3002\u6bd4\u5982\u95ee SRAM \u662f\u5426\u9700\u8981\u5237\u65b0\uff0cDRAM \u8bfb\u51fa\u662f\u5426\u7834\u574f\uff0cCache \u901a\u5e38\u7531\u4ec0\u4e48\u6784\u6210\uff0c\u4e3b\u5b58\u901a\u5e38\u7531\u4ec0\u4e48\u6784\u6210\u3002\u8fd9\u7c7b\u9898\u76f4\u63a5\u5957\u7ed3\u8bba\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u4e0d\u5237\u65b0\uff0cDRAM \u5237\u65b0\u3002Cache \u591a\u7528 SRAM\uff0c\u4e3b\u5b58\u591a\u7528 DRAM\u3002DRAM \u8bfb\u51fa\u901a\u5e38\u662f\u7834\u574f\u6027\u8bfb\u51fa\uff0c\u8bfb\u540e\u9700\u8981\u6062\u590d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\u7c7b\u662f\u5bb9\u91cf\u3001\u5730\u5740\u7ebf\u3001\u6570\u636e\u7ebf\u8ba1\u7b97\u9898\u3002\u6bd4\u5982\u82af\u7247\u5bb9\u91cf\u4e3a 32K \u00d7 16 \u4f4d\uff0c\u6c42\u5730\u5740\u7ebf\u548c\u6570\u636e\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">32K \u8868\u793a 32 \u00d7 1024 = 32768 = 215 \u4e2a\u53ef\u5bfb\u5740\u5355\u5143\uff0c\u6240\u4ee5\u5730\u5740\u7ebf\u4e3a 15 \u6839\u3002\u6bcf\u4e2a\u5355\u5143 16 \u4f4d\uff0c\u6240\u4ee5\u6570\u636e\u7ebf\u4e3a 16 \u6839\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u9898\u8981\u6293\u4f4f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u7ebf\u770b\u201c\u6709\u591a\u5c11\u4e2a\u5730\u5740\u5355\u5143\u201d\uff0c\u6570\u636e\u7ebf\u770b\u201c\u6bcf\u4e2a\u5730\u5740\u5355\u5143\u591a\u5c11\u4f4d\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\u7c7b\u662f DRAM \u5237\u65b0\u8ba1\u7b97\u9898\u3002\u6bd4\u5982\u7ed9\u51fa\u603b\u884c\u6570\u548c\u5237\u65b0\u5468\u671f\uff0c\u6c42\u5237\u65b0\u95f4\u9694\uff1b\u6216\u8005\u7ed9\u51fa\u6bcf\u6b21\u5237\u65b0\u65f6\u95f4\uff0c\u6c42\u5237\u65b0\u5f00\u9500\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u516c\u5f0f\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bcf\u884c\u5237\u65b0\u95f4\u9694 = \u6700\u5927\u5237\u65b0\u5468\u671f \/ \u884c\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5237\u65b0\u603b\u65f6\u95f4 = \u884c\u6570 \u00d7 \u6bcf\u884c\u5237\u65b0\u6240\u9700\u65f6\u95f4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5237\u65b0\u5f00\u9500\u6bd4\u4f8b = \u5237\u65b0\u603b\u65f6\u95f4 \/ \u6700\u5927\u5237\u65b0\u5468\u671f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u9898\u5bb9\u6613\u9519\u5728\u628a\u201c\u603b\u5b58\u50a8\u5355\u5143\u6570\u201d\u5f53\u6210\u201c\u884c\u6570\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\u7c7b\u662f DRAM \u5730\u5740\u590d\u7528\u9898\u3002\u95ee\u4e3a\u4ec0\u4e48 DRAM \u8981\u628a\u5730\u5740\u5206\u6210\u884c\u5730\u5740\u548c\u5217\u5730\u5740\uff0c\u7b54\u6848\u901a\u5e38\u662f\u51cf\u5c11\u5730\u5740\u5f15\u811a\u6570\u3002\u82e5\u95ee\u884c\u5730\u5740\u548c\u5217\u5730\u5740\u5982\u4f55\u786e\u5b9a\uff0c\u5219\u6839\u636e\u9635\u5217\u89c4\u6a21\u5224\u65ad\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6bd4\u5982\u67d0 DRAM \u6709 210 \u884c\u3001210 \u5217\uff0c\u90a3\u4e48\u5b8c\u6574\u5730\u5740\u5171 20 \u4f4d\uff0c\u4f46\u5982\u679c\u884c\u5217\u5730\u5740\u590d\u7528\uff0c\u5730\u5740\u5f15\u811a\u53ea\u9700 10 \u6839\uff0c\u800c\u4e0d\u662f 20 \u6839\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\u7c7b\u662f\u7a81\u53d1\u4f20\u9001\u548c Cache \u5757\u4f20\u8f93\u9898\u3002\u770b\u5230\u201c\u8fde\u7eed\u5730\u5740\u201d\u201c\u5757\u4f20\u9001\u201d\u201cCache line\u201d\u201c\u7a7a\u95f4\u5c40\u90e8\u6027\u201d\u201c\u5e26\u5bbd\u201d\u8fd9\u4e9b\u5173\u952e\u8bcd\uff0c\u5c31\u8981\u60f3\u5230\u7a81\u53d1\u4f20\u9001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a81\u53d1\u4f20\u9001\u9002\u5408\u8fde\u7eed\u6570\u636e\uff0c\u4e0d\u4e00\u5b9a\u964d\u4f4e\u7b2c\u4e00\u4e2a\u6570\u636e\u7684\u8bbf\u95ee\u5ef6\u8fdf\uff0c\u4f46\u80fd\u63d0\u9ad8\u8fde\u7eed\u6570\u636e\u7684\u4f20\u8f93\u6548\u7387\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u56db\u3001\u6700\u5bb9\u6613\u6df7\u6dc6\u7684\u5730\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0c\u4e0d\u8981\u628a\u201c\u9759\u6001 RAM\u201d\u7406\u89e3\u6210\u201c\u4e0d\u7528\u4f9b\u7535\u201d\u3002SRAM \u53ea\u662f\u4e0d\u9700\u8981\u5237\u65b0\uff0c\u53ea\u8981\u65ad\u7535\uff0c\u4fe1\u606f\u540c\u6837\u4f1a\u4e22\u5931\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0c\u4e0d\u8981\u628a\u201cDRAM \u52a8\u6001\u201d\u7406\u89e3\u6210\u201c\u8bbf\u95ee\u901f\u5ea6\u5feb\u201d\u3002\u52a8\u6001\u6307\u7684\u662f\u7535\u5bb9\u7535\u8377\u4f1a\u53d8\u5316\uff0c\u9700\u8981\u5237\u65b0\uff0c\u4e0d\u662f\u8bf4\u5b83\u6bd4 SRAM \u66f4\u7075\u6d3b\u6216\u66f4\u5feb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0c\u4e0d\u8981\u628a DRAM \u7684\u5237\u65b0\u7406\u89e3\u6210 CPU \u6267\u884c\u7a0b\u5e8f\u5237\u65b0\u3002\u5237\u65b0\u901a\u5e38\u7531\u786c\u4ef6\u63a7\u5236\u5668\u5b8c\u6210\uff0c\u548c\u7a0b\u5e8f\u6b63\u5e38\u6267\u884c\u4e0d\u662f\u4e00\u4e2a\u5c42\u9762\u7684\u6982\u5ff5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0c\u4e0d\u8981\u628a\u5730\u5740\u7ebf\u548c\u6570\u636e\u7ebf\u6df7\u5728\u4e00\u8d77\u3002\u82af\u7247\u5bb9\u91cf\u5199\u6210 M \u00d7 W \u65f6\uff0cM \u51b3\u5b9a\u5730\u5740\u7ebf\uff0cW \u51b3\u5b9a\u6570\u636e\u7ebf\u3002\u603b\u4f4d\u6570 M \u00d7 W \u4e0d\u80fd\u76f4\u63a5\u62ff\u6765\u6c42\u5730\u5740\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\uff0c\u4e0d\u8981\u628a SDRAM \u5f53\u6210 SRAM\u3002SDRAM \u540d\u5b57\u91cc\u6709 SRAM \u7684\u5b57\u6bcd\u7ec4\u5408\uff0c\u4f46\u5b83\u662f Synchronous DRAM\uff0c\u672c\u8d28\u4ecd\u7136\u662f DRAM\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u516d\uff0c\u4e0d\u8981\u628a CPU Cache \u548c DRAM \u884c\u7f13\u51b2\u6df7\u4e3a\u4e00\u8c08\u3002CPU Cache \u662f\u5b58\u50a8\u5c42\u6b21\u4e2d\u7684\u9ad8\u901f\u7f13\u5b58\uff0c\u901a\u5e38\u7531 SRAM \u5b9e\u73b0\uff1bDRAM \u884c\u7f13\u51b2\u662f DRAM \u82af\u7247\u5185\u90e8\u4e3a\u4e86\u63d0\u9ad8\u884c\u547d\u4e2d\u8bbf\u95ee\u6548\u7387\u800c\u8bbe\u8ba1\u7684\u7ed3\u6784\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e94\u3001\u8fd9\u4e00\u5757\u53ef\u4ee5\u5f62\u6210\u4e00\u6761\u590d\u4e60\u94fe<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u90e8\u5206\u590d\u4e60\u65f6\uff0c\u5efa\u8bae\u6309\u4e0b\u9762\u8fd9\u6761\u903b\u8f91\u4e32\u8d77\u6765\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u7406\u89e3\u5b58\u50a8\u4f4d\uff1aSRAM \u7528\u89e6\u53d1\u5668\uff0cDRAM \u7528\u7535\u5bb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u7406\u89e3\u5b58\u50a8\u82af\u7247\uff1a\u5927\u91cf\u5b58\u50a8\u5355\u5143\u7ec4\u6210\u9635\u5217\uff0c\u901a\u8fc7\u5730\u5740\u8bd1\u7801\u548c\u8bfb\u5199\u63a7\u5236\u5b9e\u73b0\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u7406\u89e3 DRAM \u7684\u7279\u6b8a\u95ee\u9898\uff1a\u7535\u5bb9\u6f0f\u7535\uff0c\u6240\u4ee5\u8981\u5237\u65b0\uff1b\u8bfb\u51fa\u6270\u52a8\u7535\u8377\uff0c\u6240\u4ee5\u8bfb\u540e\u6062\u590d\uff1b\u5bb9\u91cf\u5927\uff0c\u6240\u4ee5\u884c\u5217\u5730\u5740\u590d\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u7406\u89e3 DRAM \u7684\u4f18\u5316\uff1a\u4e8c\u7ef4\u9635\u5217\u3001\u884c\u7f13\u51b2\u3001\u591a Bank\u3001\u540c\u6b65\u63a7\u5236\u3001\u7a81\u53d1\u4f20\u9001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u540e\u56de\u5230\u5b58\u50a8\u4f53\u7cfb\uff1aSRAM \u5feb\u4f46\u8d35\uff0c\u7528\u4f5c Cache\uff1bDRAM \u6162\u4f46\u5bb9\u91cf\u5927\uff0c\u7528\u4f5c\u4e3b\u5b58\uff1bCache \u548c\u7a81\u53d1\u4f20\u9001\u5171\u540c\u5229\u7528\u5c40\u90e8\u6027\u63d0\u9ad8\u8bbf\u95ee\u6548\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e00\u7ae0\u771f\u6b63\u7684\u8003\u70b9\u4e0d\u5728\u4e8e\u80cc\u5f88\u591a\u540d\u8bcd\uff0c\u800c\u5728\u4e8e\u80fd\u4ece\u201c\u5b58\u50a8\u5355\u5143\u7ed3\u6784\u201d\u63a8\u51fa\u540e\u9762\u7684\u6027\u8d28\u3002\u53ea\u8981\u6293\u4f4f\u201cSRAM = \u89e6\u53d1\u5668\uff0cDRAM = \u7535\u5bb9\u201d\u8fd9\u4e2a\u6839\uff0c\u901f\u5ea6\u3001\u5237\u65b0\u3001\u6210\u672c\u3001\u96c6\u6210\u5ea6\u3001\u7528\u9014\u8fd9\u4e9b\u7ed3\u8bba\u57fa\u672c\u90fd\u80fd\u987a\u7740\u63a8\u51fa\u6765\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u5148\u89e3\u51b3\u4ec0\u4e48\u95ee\u9898\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8ba1\u7b97\u673a\u7ec4\u6210\u539f\u7406\u7684\u5b58\u50a8\u7cfb\u7edf\u4e2d\uff0c\u5b58\u50a8\u5668\u53ef\u4ee5\u6309\u662f\u5426\u65ad\u7535\u4e22\u5931\u4fe1\u606f\u5206\u4e3a\u4e24\u5927\u7c7b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6613\u5931\u6027\u5b58\u50a8\u5668\uff1a\u65ad\u7535\u540e\u4fe1\u606f\u4e22\u5931\uff0c\u4f8b\u5982 SRAM\u3001DRAM\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\uff1a\u65ad\u7535\u540e\u4fe1\u606f\u4ecd\u80fd\u4fdd\u6301\uff0c\u4f8b\u5982 ROM\u3001Flash\u3001\u78c1\u76d8\u3001\u56fa\u6001\u786c\u76d8\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u8981\u5148\u7ea0\u6b63\u4e00\u4e2a\u5bb9\u6613\u6df7\u6dc6\u7684\u70b9\uff1a\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u4e0d\u7b49\u4e8e\u201c\u53ea\u80fd\u8bfb\u4e0d\u80fd\u5199\u201d\u3002\u201c\u975e\u6613\u5931\u6027\u201d\u5f3a\u8c03\u7684\u662f\u65ad\u7535\u540e\u4fe1\u606f\u662f\u5426\u4fdd\u7559\uff1b\u201c\u53ea\u8bfb\u5b58\u50a8\u5668 ROM\u201d\u5f3a\u8c03\u7684\u662f\u4f20\u7edf\u610f\u4e49\u4e0a\u5199\u5165\u4e0d\u65b9\u4fbf\u3001\u4e3b\u8981\u7528\u4e8e\u8bfb\u51fa\u3002\u540e\u6765\u51fa\u73b0\u7684 EEPROM\u3001Flash \u90fd\u5c5e\u4e8e\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\uff0c\u4f46\u5b83\u4eec\u662f\u53ef\u4ee5\u64e6\u5199\u7684\uff0c\u53ea\u662f\u5199\u5165\u65b9\u5f0f\u3001\u64e6\u9664\u5355\u4f4d\u3001\u901f\u5ea6\u548c\u5bff\u547d\u4e0e RAM \u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 408 \u8bed\u5883\u4e0b\uff0c\u8fd9\u4e00\u5757\u5e38\u8003\u7684\u4e3b\u7ebf\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u7528\u4e8e\u4fdd\u5b58\u56fa\u5b9a\u7a0b\u5e8f\u6216\u7cfb\u7edf\u542f\u52a8\u7a0b\u5e8f\uff1bFlash \u662f\u53ef\u7535\u64e6\u5199\u7684\u975e\u6613\u5931\u6027\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff1bSSD \u7528 Flash \u82af\u7247\u4f5c\u4e3a\u5b58\u50a8\u4ecb\u8d28\uff0c\u901a\u8fc7\u63a7\u5236\u5668\u7ba1\u7406\u64e6\u5199\u3001\u78e8\u635f\u5747\u8861\u548c\u5730\u5740\u6620\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001ROM \u7684\u57fa\u672c\u7279\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u662f Read Only Memory\uff0c\u5373\u53ea\u8bfb\u5b58\u50a8\u5668\u3002\u4f20\u7edf ROM \u7684\u7279\u70b9\u662f\u4fe1\u606f\u4e00\u65e6\u5199\u5165\u540e\uff0c\u6b63\u5e38\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u4e3b\u8981\u7528\u4e8e\u8bfb\u53d6\uff0c\u4e0d\u50cf RAM \u90a3\u6837\u9891\u7e41\u968f\u673a\u8bfb\u5199\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u7684\u6838\u5fc3\u7279\u70b9\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0cROM \u662f\u975e\u6613\u5931\u6027\u7684\u3002\u65ad\u7535\u540e\uff0c\u5b58\u50a8\u5185\u5bb9\u4e0d\u4f1a\u4e22\u5931\u3002\u8fd9\u4e00\u70b9\u662f ROM \u4e0e SRAM\u3001DRAM \u7684\u6700\u91cd\u8981\u533a\u522b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0cROM \u8bfb\u51fa\u65b9\u4fbf\uff0c\u5199\u5165\u4e0d\u65b9\u4fbf\u3002\u4f20\u7edf ROM \u5728\u5236\u9020\u65f6\u6216\u4e13\u95e8\u7f16\u7a0b\u65f6\u5199\u5165\u6570\u636e\uff0c\u666e\u901a\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4e3b\u8981\u8bfb\u51fa\u3002\u56e0\u6b64\u5b83\u9002\u5408\u4fdd\u5b58\u56fa\u5b9a\u4e0d\u53d8\u6216\u5f88\u5c11\u6539\u53d8\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0cROM \u901a\u5e38\u7528\u4e8e\u5b58\u653e\u56fa\u5316\u7a0b\u5e8f\u3002\u6bd4\u5982\u8ba1\u7b97\u673a\u542f\u52a8\u65f6\u6700\u65e9\u6267\u884c\u7684 BIOS\/UEFI \u56fa\u4ef6\u3001\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u7684\u542f\u52a8\u4ee3\u7801\u3001\u8bbe\u5907\u63a7\u5236\u7a0b\u5e8f\u7b49\uff0c\u90fd\u9002\u5408\u653e\u5728 ROM \u6216\u7c7b ROM \u7684\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0cROM \u968f\u673a\u8bbf\u95ee\u80fd\u529b\u901a\u5e38\u8f83\u5f3a\u3002\u8fd9\u91cc\u7684\u201cROM\u201d\u5728\u7ec4\u6210\u539f\u7406\u4e2d\u4e00\u822c\u662f\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0c\u53ef\u4ee5\u6309\u5730\u5740\u8bbf\u95ee\uff0c\u4e0d\u8981\u628a\u5b83\u548c\u5149\u76d8 CD-ROM \u6df7\u5728\u4e00\u8d77\u3002CD-ROM \u4e5f\u662f\u53ea\u8bfb\u4ecb\u8d28\uff0c\u4f46\u5b83\u5c5e\u4e8e\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\uff0c\u4e0d\u662f\u8fd9\u91cc\u8ba8\u8bba\u7684\u534a\u5bfc\u4f53 ROM \u82af\u7247\u4e3b\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u9898\u4e2d\u5982\u679c\u95ee ROM \u7684\u7528\u9014\uff0c\u6807\u51c6\u8868\u8fbe\u901a\u5e38\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u4e3b\u8981\u7528\u4e8e\u5b58\u653e\u56fa\u5b9a\u7a0b\u5e8f\u3001\u7cfb\u7edf\u5f15\u5bfc\u7a0b\u5e8f\u3001\u5fae\u7a0b\u5e8f\u3001\u56fa\u4ef6\u7b49\uff0c\u65ad\u7535\u540e\u5185\u5bb9\u4e0d\u4e22\u5931\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001ROM \u7684\u51e0\u79cd\u7c7b\u578b\uff1a\u4ece\u4e0d\u53ef\u6539\u5230\u53ef\u7535\u64e6\u5199<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u4e0d\u662f\u5355\u4e00\u7c7b\u578b\uff0c\u800c\u662f\u4e00\u7c7b\u975e\u6613\u5931\u6027\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\u3002\u6309\u5199\u5165\u548c\u64e6\u9664\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5206\u6210\u51e0\u79cd\u5e38\u89c1\u5f62\u5f0f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u63a9\u6a21\u5f0f ROM\uff1aMROM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MROM \u662f Mask ROM\uff0c\u63a9\u6a21\u5f0f ROM\u3002\u5b83\u5728\u82af\u7247\u5236\u9020\u8fc7\u7a0b\u4e2d\u5c31\u628a\u4fe1\u606f\u5199\u6b7b\uff0c\u51fa\u5382\u540e\u7528\u6237\u4e0d\u80fd\u4fee\u6539\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u4f18\u70b9\u662f\u6210\u672c\u4f4e\u3001\u53ef\u9760\u6027\u9ad8\uff0c\u9002\u5408\u5927\u6279\u91cf\u751f\u4ea7\u56fa\u5b9a\u5185\u5bb9\u3002\u7f3a\u70b9\u662f\u7075\u6d3b\u6027\u5dee\uff0c\u4e00\u65e6\u5185\u5bb9\u8bbe\u8ba1\u9519\u8bef\u6216\u9700\u8981\u5347\u7ea7\uff0c\u5c31\u65e0\u6cd5\u4fee\u6539\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MROM = \u5236\u9020\u65f6\u5199\u5165\uff0c\u51fa\u5382\u540e\u4e0d\u53ef\u4fee\u6539\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd ROM \u5728\u8003\u7814\u4e2d\u5e38\u4f5c\u4e3a\u201c\u771f\u6b63\u610f\u4e49\u4e0a\u7684\u53ea\u8bfb\u5b58\u50a8\u5668\u201d\u51fa\u73b0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. PROM\uff1a\u4e00\u6b21\u53ef\u7f16\u7a0b ROM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PROM \u662f Programmable ROM\uff0c\u53ef\u7f16\u7a0b ROM\u3002\u5b83\u51fa\u5382\u65f6\u662f\u7a7a\u767d\u7684\uff0c\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u4e13\u95e8\u8bbe\u5907\u5199\u5165\u4e00\u6b21\u3002\u5199\u5165\u540e\u5c31\u4e0d\u80fd\u518d\u6539\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PROM \u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7531\u7528\u6237\u5199\u4e00\u6b21\uff0c\u4f46\u53ea\u80fd\u5199\u4e00\u6b21\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u6bd4 MROM \u7075\u6d3b\uff0c\u56e0\u4e3a\u4e0d\u9700\u8981\u5728\u5236\u9020\u82af\u7247\u65f6\u5c31\u786e\u5b9a\u5185\u5bb9\uff1b\u4f46\u5b83\u4ecd\u7136\u4e0d\u652f\u6301\u53cd\u590d\u4fee\u6539\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. EPROM\uff1a\u7d2b\u5916\u7ebf\u64e6\u9664 ROM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EPROM \u662f Erasable Programmable ROM\uff0c\u53ef\u64e6\u9664\u53ef\u7f16\u7a0b ROM\u3002\u5b83\u53ef\u4ee5\u7528\u7d2b\u5916\u7ebf\u7167\u5c04\u6765\u64e6\u9664\u5185\u5bb9\uff0c\u7136\u540e\u518d\u91cd\u65b0\u5199\u5165\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EPROM \u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u591a\u6b21\u64e6\u5199\uff0c\u4f46\u64e6\u9664\u9700\u8981\u7d2b\u5916\u7ebf\uff0c\u901a\u5e38\u8981\u6574\u7247\u64e6\u9664\uff0c\u64cd\u4f5c\u4e0d\u65b9\u4fbf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e9\u671f EPROM \u82af\u7247\u4e0a\u5e38\u6709\u4e00\u4e2a\u900f\u660e\u7a97\u53e3\uff0c\u7528\u6765\u8ba9\u7d2b\u5916\u7ebf\u7167\u5c04\u82af\u7247\u5185\u90e8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. EEPROM\uff1a\u7535\u64e6\u9664 ROM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EEPROM \u662f Electrically Erasable Programmable ROM\uff0c\u7535\u53ef\u64e6\u9664\u53ef\u7f16\u7a0b ROM\u3002\u5b83\u53ef\u4ee5\u7528\u7535\u4fe1\u53f7\u8fdb\u884c\u64e6\u9664\u548c\u91cd\u5199\uff0c\u4e0d\u9700\u8981\u7d2b\u5916\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EEPROM \u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7535\u64e6\u5199\uff0c\u901a\u5e38\u53ef\u6309\u5b57\u8282\u6216\u8f83\u5c0f\u5355\u4f4d\u64e6\u5199\uff0c\u7075\u6d3b\u6027\u66f4\u9ad8\uff0c\u4f46\u5199\u5165\u901f\u5ea6\u8f83\u6162\uff0c\u6210\u672c\u76f8\u5bf9\u8f83\u9ad8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u9002\u5408\u4fdd\u5b58\u4e00\u4e9b\u5bb9\u91cf\u4e0d\u5927\u3001\u9700\u8981\u5076\u5c14\u4fee\u6539\u7684\u914d\u7f6e\u6570\u636e\uff0c\u6bd4\u5982\u8bbe\u5907\u53c2\u6570\u3001\u56fa\u4ef6\u914d\u7f6e\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Flash\uff1a\u95ea\u5b58<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flash Memory\uff0c\u95ea\u5b58\uff0c\u672c\u8d28\u4e0a\u53ef\u4ee5\u770b\u4f5c EEPROM \u7684\u4e00\u79cd\u53d1\u5c55\u5f62\u5f0f\u3002\u5b83\u4e5f\u662f\u7535\u53ef\u64e6\u5199\u7684\u975e\u6613\u5931\u6027\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0c\u4f46\u5b83\u901a\u5e38\u6309\u5757\u64e6\u9664\uff0c\u800c\u4e0d\u662f\u50cf\u666e\u901a EEPROM \u90a3\u6837\u65b9\u4fbf\u5730\u6309\u5b57\u8282\u64e6\u9664\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u6613\u5931\u3001\u53ef\u7535\u64e6\u5199\u3001\u64e6\u9664\u901a\u5e38\u4ee5\u5757\u4e3a\u5355\u4f4d\u3001\u8bfb\u901f\u5ea6\u8f83\u5feb\u3001\u5199\u5165\u548c\u64e6\u9664\u76f8\u5bf9\u8f83\u6162\u3001\u64e6\u5199\u6b21\u6570\u6709\u9650\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e5f\u662f\u540e\u9762 SSD \u7684\u57fa\u7840\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001ROM \u7c7b\u578b\u6bd4\u8f83\u8868<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7c7b\u578b<\/th><th>\u662f\u5426\u53ef\u7531\u7528\u6237\u5199\u5165<\/th><th>\u662f\u5426\u53ef\u64e6\u9664<\/th><th>\u64e6\u9664\u65b9\u5f0f<\/th><th>\u5178\u578b\u7279\u70b9<\/th><\/tr><\/thead><tbody><tr><td>MROM<\/td><td>\u5426<\/td><td>\u5426<\/td><td>\u5236\u9020\u65f6\u56fa\u5b9a<\/td><td>\u6210\u672c\u4f4e\uff0c\u9002\u5408\u5927\u6279\u91cf\u56fa\u5b9a\u5185\u5bb9<\/td><\/tr><tr><td>PROM<\/td><td>\u53ef\u4ee5\u5199\u4e00\u6b21<\/td><td>\u5426<\/td><td>\u7194\u4e1d\/\u53cd\u7194\u4e1d\u7b49\u65b9\u5f0f<\/td><td>\u7528\u6237\u4e00\u6b21\u7f16\u7a0b<\/td><\/tr><tr><td>EPROM<\/td><td>\u53ef\u4ee5\u591a\u6b21\u5199\u5165<\/td><td>\u53ef\u4ee5<\/td><td>\u7d2b\u5916\u7ebf\u64e6\u9664<\/td><td>\u53ef\u91cd\u5199\u4f46\u4e0d\u65b9\u4fbf<\/td><\/tr><tr><td>EEPROM<\/td><td>\u53ef\u4ee5\u591a\u6b21\u5199\u5165<\/td><td>\u53ef\u4ee5<\/td><td>\u7535\u64e6\u9664<\/td><td>\u53ef\u6309\u8f83\u5c0f\u5355\u4f4d\u6539\u5199<\/td><\/tr><tr><td>Flash<\/td><td>\u53ef\u4ee5\u591a\u6b21\u5199\u5165<\/td><td>\u53ef\u4ee5<\/td><td>\u7535\u64e6\u9664\uff0c\u901a\u5e38\u6309\u5757\u64e6\u9664<\/td><td>\u5bb9\u91cf\u5927\uff0c\u9002\u5408 U \u76d8\u3001SSD\u3001\u5b58\u50a8\u5361<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5f20\u8868\u662f\u9009\u62e9\u9898\u548c\u5224\u65ad\u9898\u7684\u9ad8\u9891\u5185\u5bb9\u3002\u5c24\u5176\u8981\u6ce8\u610f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PROM \u53ea\u80fd\u5199\u4e00\u6b21\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EPROM \u7528\u7d2b\u5916\u7ebf\u64e6\u9664\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EEPROM \u7528\u7535\u64e6\u9664\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u4e5f\u662f\u7535\u64e6\u9664\uff0c\u4f46\u901a\u5e38\u6309\u5757\u64e6\u9664\uff0c\u5bb9\u91cf\u66f4\u5927\uff0c\u9002\u5408\u505a\u5927\u5bb9\u91cf\u5b58\u50a8\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001Flash \u5b58\u50a8\u5668\u7684\u57fa\u672c\u539f\u7406\u4e0e\u7279\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u5b58\u50a8\u5668\u5c5e\u4e8e\u975e\u6613\u5931\u6027\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\u3002\u5b83\u7684\u5b58\u50a8\u5355\u5143\u4e00\u822c\u901a\u8fc7\u6d6e\u6805\u6676\u4f53\u7ba1\u6216\u7c7b\u4f3c\u7ed3\u6784\u4fdd\u5b58\u7535\u8377\u3002\u6709\u6ca1\u6709\u7535\u8377\u3001\u6216\u8005\u7535\u8377\u591a\u5c11\uff0c\u4f1a\u5f71\u54cd\u6676\u4f53\u7ba1\u7684\u9608\u503c\u7535\u538b\uff0c\u4ece\u800c\u8868\u793a\u4e0d\u540c\u7684\u6570\u636e\u72b6\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u8003\u7814\u89d2\u5ea6\uff0c\u4e0d\u5fc5\u6df1\u7a76\u5668\u4ef6\u7269\u7406\u7ed3\u6784\uff0c\u53ea\u8981\u6293\u4f4f\u51e0\u4e2a\u6027\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0cFlash \u65ad\u7535\u540e\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u6240\u4ee5\u5c5e\u4e8e\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0cFlash \u53ef\u4ee5\u7535\u64e6\u5199\uff0c\u4e0d\u9700\u8981\u7d2b\u5916\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0cFlash \u8bfb\u53d6\u901f\u5ea6\u8f83\u5feb\uff0c\u4f46\u5199\u5165\u548c\u64e6\u9664\u901f\u5ea6\u6bd4\u8bfb\u53d6\u6162\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0cFlash \u64e6\u9664\u901a\u5e38\u4ee5\u5757\u4e3a\u5355\u4f4d\uff0c\u5199\u5165\u901a\u5e38\u4ee5\u9875\u4e3a\u5355\u4f4d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\uff0cFlash \u6709\u64e6\u5199\u5bff\u547d\u9650\u5236\u3002\u6bcf\u4e2a\u5b58\u50a8\u5757\u4e0d\u80fd\u65e0\u9650\u6b21\u64e6\u9664\u91cd\u5199\uff0c\u8fbe\u5230\u4e00\u5b9a\u6b21\u6570\u540e\u53ef\u9760\u6027\u4f1a\u4e0b\u964d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u516d\uff0cFlash \u5199\u5165\u524d\u901a\u5e38\u9700\u8981\u5148\u64e6\u9664\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e0d\u80fd\u50cf SRAM\u3001DRAM \u90a3\u6837\u7b80\u5355\u5730\u76f4\u63a5\u8986\u76d6\u67d0\u4e2a\u4f4d\u7f6e\u3002Flash \u4e2d\u67d0\u4e9b\u4f4d\u4ece\u4e00\u79cd\u72b6\u6001\u53d8\u6210\u53e6\u4e00\u79cd\u72b6\u6001\u53ef\u80fd\u53ef\u4ee5\u901a\u8fc7\u5199\u5165\u5b8c\u6210\uff0c\u4f46\u53cd\u5411\u53d8\u5316\u5f80\u5f80\u9700\u8981\u5148\u64e6\u9664\u6574\u4e2a\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64 Flash \u7684\u5173\u952e\u77db\u76fe\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bfb\u5f88\u65b9\u4fbf\uff0c\u5199\u548c\u64e6\u9664\u6bd4\u8f83\u9ebb\u70e6\uff1b\u5bb9\u91cf\u53ef\u4ee5\u5f88\u5927\uff0c\u4f46\u64e6\u5199\u5bff\u547d\u6709\u9650\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48 SSD \u9700\u8981\u590d\u6742\u63a7\u5236\u5668\u6765\u7ba1\u7406 Flash\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001NOR Flash \u4e0e NAND Flash<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u5e38\u89c1\u6709\u4e24\u5927\u7c7b\uff1aNOR Flash \u548c NAND Flash\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NOR Flash \u7684\u7279\u70b9\u662f\u652f\u6301\u8f83\u5feb\u7684\u968f\u673a\u8bfb\u53d6\uff0c\u9002\u5408\u5b58\u653e\u542f\u52a8\u4ee3\u7801\u3001\u56fa\u4ef6\u7a0b\u5e8f\u7b49\u3002CPU \u53ef\u4ee5\u8f83\u65b9\u4fbf\u5730\u4ece NOR Flash \u4e2d\u8bfb\u53d6\u6307\u4ee4\uff0c\u56e0\u6b64\u5b83\u5e38\u7528\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u7684\u7a0b\u5e8f\u5b58\u50a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NAND Flash \u7684\u7279\u70b9\u662f\u5bb9\u91cf\u5927\u3001\u6210\u672c\u4f4e\u3001\u9002\u5408\u987a\u5e8f\u8bfb\u5199\u548c\u5757\u8bbe\u5907\u5b58\u50a8\uff0c\u4f46\u968f\u673a\u8bbf\u95ee\u7c92\u5ea6\u548c\u63a7\u5236\u590d\u6742\u5ea6\u4e0d\u5982 NOR Flash\u3002U \u76d8\u3001\u5b58\u50a8\u5361\u3001SSD \u5927\u591a\u4f7f\u7528 NAND Flash\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u8003\u7814\u505a\u9898\u89d2\u5ea6\uff0c\u53ef\u4ee5\u8fd9\u6837\u8bb0\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NOR Flash \u66f4\u9002\u5408\u4ee3\u7801\u5b58\u50a8\u548c\u968f\u673a\u8bfb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NAND Flash \u66f4\u9002\u5408\u5927\u5bb9\u91cf\u6570\u636e\u5b58\u50a8\uff0c\u5982 U \u76d8\u3001SSD\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u9898\u76ee\u95ee\u201cSSD \u901a\u5e38\u91c7\u7528\u54ea\u7c7b Flash\u201d\uff0c\u4f18\u5148\u7b54 NAND Flash\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001Flash \u4e0e RAM \u7684\u533a\u522b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u548c RAM \u90fd\u662f\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0c\u4f46\u6027\u8d28\u5dee\u522b\u5f88\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RAM \u4e3b\u8981\u6307 SRAM \u548c DRAM\uff0c\u7279\u70b9\u662f\u53ef\u5feb\u901f\u968f\u673a\u8bfb\u5199\uff0c\u4f46\u65ad\u7535\u4e22\u5931\u3002Flash \u662f\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\uff0c\u65ad\u7535\u4fdd\u5b58\uff0c\u4f46\u5199\u5165\u548c\u64e6\u9664\u6bd4 RAM \u6162\uff0c\u4e14\u64e6\u5199\u6b21\u6570\u6709\u9650\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4e0d\u80fd\u56e0\u4e3a Flash \u662f\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0c\u5c31\u628a\u5b83\u5f53\u6210\u5185\u5b58\u4f7f\u7528\u3002\u5b83\u66f4\u5e38\u4f5c\u4e3a\u5916\u5b58\u4ecb\u8d28\uff0c\u800c\u4e0d\u662f\u4e3b\u5b58\u76f4\u63a5\u66ff\u4ee3\u54c1\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6bd4\u8f83\u9879\u76ee<\/th><th>SRAM\/DRAM<\/th><th>Flash<\/th><\/tr><\/thead><tbody><tr><td>\u662f\u5426\u6613\u5931<\/td><td>\u6613\u5931<\/td><td>\u975e\u6613\u5931<\/td><\/tr><tr><td>\u8bfb\u5199\u901f\u5ea6<\/td><td>\u5feb<\/td><td>\u8bfb\u8f83\u5feb\uff0c\u5199\/\u64e6\u8f83\u6162<\/td><\/tr><tr><td>\u662f\u5426\u9002\u5408\u9891\u7e41\u968f\u673a\u5199<\/td><td>\u9002\u5408<\/td><td>\u4e0d\u9002\u5408\u9891\u7e41\u5c0f\u7c92\u5ea6\u968f\u673a\u5199<\/td><\/tr><tr><td>\u5199\u5165\u5bff\u547d<\/td><td>\u901a\u5e38\u4e0d\u6309\u64e6\u5199\u6b21\u6570\u9650\u5236\u7406\u89e3<\/td><td>\u64e6\u5199\u6b21\u6570\u6709\u9650<\/td><\/tr><tr><td>\u5178\u578b\u7528\u9014<\/td><td>Cache\u3001\u4e3b\u5b58<\/td><td>U \u76d8\u3001SSD\u3001\u5b58\u50a8\u5361\u3001\u56fa\u4ef6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u6bd4\u8f83\u9898\u5bb9\u6613\u51fa\u5224\u65ad\uff1a\u201cFlash \u53ef\u4ee5\u53d6\u4ee3 DRAM \u4f5c\u4e3a\u4e3b\u5b58\u5417\uff1f\u201d\u4e00\u822c\u4e0d\u80fd\u7b80\u5355\u8bf4\u53ef\u4ee5\u3002Flash \u867d\u7136\u975e\u6613\u5931\u3001\u5bb9\u91cf\u5927\uff0c\u4f46\u5199\u5165\u901f\u5ea6\u3001\u64e6\u9664\u673a\u5236\u3001\u5bff\u547d\u3001\u8bbf\u95ee\u5ef6\u8fdf\u7b49\u90fd\u4e0d\u9002\u5408\u76f4\u63a5\u5b8c\u5168\u66ff\u4ee3 DRAM \u4f5c\u4e3a\u4f20\u7edf\u4e3b\u5b58\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516b\u3001\u56fa\u6001\u786c\u76d8 SSD \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u662f Solid State Drive\uff0c\u56fa\u6001\u786c\u76d8\u3002\u5b83\u662f\u4e00\u79cd\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\uff0c\u901a\u5e38\u4f7f\u7528 NAND Flash \u4f5c\u4e3a\u4e3b\u8981\u5b58\u50a8\u4ecb\u8d28\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u4e4b\u6240\u4ee5\u53eb\u201c\u56fa\u6001\u201d\uff0c\u662f\u56e0\u4e3a\u5b83\u6ca1\u6709\u673a\u68b0\u8fd0\u52a8\u90e8\u4ef6\u3002\u4f20\u7edf\u673a\u68b0\u786c\u76d8 HDD \u4f9d\u9760\u78c1\u76d8\u65cb\u8f6c\u548c\u78c1\u5934\u79fb\u52a8\u6765\u8bfb\u5199\u6570\u636e\uff1bSSD \u5185\u90e8\u4e3b\u8981\u7531 Flash \u82af\u7247\u548c\u63a7\u5236\u5668\u7ec4\u6210\uff0c\u4e0d\u9700\u8981\u78c1\u5934\u5bfb\u9053\u548c\u76d8\u7247\u65cb\u8f6c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u7684\u57fa\u672c\u7ec4\u6210\u5305\u62ec\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u5b58\u50a8\u82af\u7247\uff1a\u771f\u6b63\u4fdd\u5b58\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u63a7\u5236\u5668\uff1a\u8d1f\u8d23\u5730\u5740\u6620\u5c04\u3001\u8bfb\u5199\u8c03\u5ea6\u3001\u78e8\u635f\u5747\u8861\u3001\u574f\u5757\u7ba1\u7406\u3001\u5783\u573e\u56de\u6536\u3001\u7ea0\u9519\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f13\u5b58\uff1a\u6709\u4e9b SSD \u4f7f\u7528 DRAM \u6216 SRAM \u4f5c\u4e3a\u7f13\u5b58\uff0c\u7528\u6765\u4fdd\u5b58\u6620\u5c04\u8868\u6216\u52a0\u901f\u6570\u636e\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u53e3\uff1a\u5982 SATA\u3001PCIe\u3001NVMe \u7b49\uff0c\u7528\u4e8e\u548c\u4e3b\u673a\u901a\u4fe1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u7ec4\u6210\u539f\u7406\u4e2d\uff0c\u91cd\u70b9\u4e0d\u662f\u80cc\u63a5\u53e3\u53c2\u6570\uff0c\u800c\u662f\u7406\u89e3\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u662f\u4ee5 Flash \u4e3a\u4ecb\u8d28\u7684\u5916\u5b58\uff0c\u5b83\u6bd4\u673a\u68b0\u786c\u76d8\u968f\u673a\u8bbf\u95ee\u5feb\uff0c\u56e0\u4e3a\u6ca1\u6709\u673a\u68b0\u5bfb\u9053\u548c\u65cb\u8f6c\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e5d\u3001SSD \u4e3a\u4ec0\u4e48\u9700\u8981\u63a7\u5236\u5668\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c Flash \u50cf\u666e\u901a RAM \u4e00\u6837\u53ef\u4ee5\u968f\u4fbf\u8986\u76d6\u5199\u5165\uff0c\u90a3\u4e48 SSD \u63a7\u5236\u5668\u5c31\u4e0d\u9700\u8981\u90a3\u4e48\u590d\u6742\u3002\u4f46 Flash \u6709\u51e0\u4e2a\u9ebb\u70e6\u7279\u6027\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0c\u5199\u5165\u524d\u901a\u5e38\u8981\u5148\u64e6\u9664\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0c\u64e6\u9664\u5355\u4f4d\u662f\u5757\uff0c\u5199\u5165\u5355\u4f4d\u662f\u9875\uff0c\u4e8c\u8005\u7c92\u5ea6\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0c\u6bcf\u4e2a\u5757\u7684\u64e6\u5199\u5bff\u547d\u6709\u9650\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0cFlash \u82af\u7247\u53ef\u80fd\u5b58\u5728\u574f\u5757\uff0c\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u4e5f\u53ef\u80fd\u4ea7\u751f\u65b0\u574f\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\uff0c\u5c0f\u7c92\u5ea6\u968f\u673a\u5199\u4f1a\u5e26\u6765\u989d\u5916\u642c\u79fb\u548c\u64e6\u9664\u5f00\u9500\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64 SSD \u4e0d\u80fd\u76f4\u63a5\u628a\u201c\u903b\u8f91\u5730\u5740\u201d\u7b80\u5355\u56fa\u5b9a\u5bf9\u5e94\u5230\u67d0\u4e2a\u7269\u7406 Flash \u5355\u5143\u3002\u5b83\u9700\u8981\u63a7\u5236\u5668\u5728\u4e2d\u95f4\u505a\u7ba1\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u5f15\u51fa\u51e0\u4e2a\u5e38\u89c1\u6280\u672f\uff1aFTL\u3001\u78e8\u635f\u5747\u8861\u3001\u5783\u573e\u56de\u6536\u3001TRIM\u3001\u574f\u5757\u7ba1\u7406\u3001\u7ea0\u9519\u7801\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u3001FTL\uff1a\u628a\u903b\u8f91\u5730\u5740\u6620\u5c04\u5230\u7269\u7406 Flash \u5730\u5740<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">FTL \u662f Flash Translation Layer\uff0c\u95ea\u5b58\u8f6c\u6362\u5c42\u3002\u5b83\u8d1f\u8d23\u628a\u4e3b\u673a\u770b\u5230\u7684\u903b\u8f91\u5757\u5730\u5740\u6620\u5c04\u5230 SSD \u5185\u90e8\u771f\u5b9e\u7684 Flash \u7269\u7406\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u64cd\u4f5c\u7cfb\u7edf\u4ee5\u4e3a\u81ea\u5df1\u5728\u5199\u67d0\u4e2a\u903b\u8f91\u5730\u5740\uff0c\u6bd4\u5982 LBA 1000\u3002\u4f46 SSD \u5185\u90e8\u53ef\u80fd\u5e76\u4e0d\u662f\u76f4\u63a5\u8986\u76d6\u539f\u6765\u7684\u7269\u7406\u4f4d\u7f6e\uff0c\u800c\u662f\u628a\u65b0\u6570\u636e\u5199\u5230\u53e6\u4e00\u4e2a\u7a7a\u95f2\u9875\uff0c\u5e76\u628a\u6620\u5c04\u8868\u66f4\u65b0\u4e3a\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LBA 1000 \u2192 \u65b0\u7269\u7406\u9875<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u539f\u6765\u7684\u65e7\u7269\u7406\u9875\u5219\u6807\u8bb0\u4e3a\u65e0\u6548\u9875\uff0c\u7b49\u5f85\u4ee5\u540e\u5783\u573e\u56de\u6536\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u53eb\u5f02\u5730\u66f4\u65b0\uff0c\u4e5f\u53ef\u4ee5\u7406\u89e3\u4e3a\u201c\u5199\u65b0\u4f4d\u7f6e\uff0c\u6539\u6620\u5c04\uff0c\u4e0d\u539f\u5730\u8986\u76d6\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u505a\u7684\u539f\u56e0\u662f Flash \u4e0d\u80fd\u50cf RAM \u90a3\u6837\u65b9\u4fbf\u5730\u539f\u5730\u8986\u76d6\u5199\u5165\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e00\u3001\u78e8\u635f\u5747\u8861\uff1a\u907f\u514d\u67d0\u4e9b\u5757\u88ab\u5199\u574f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u5757\u6709\u64e6\u5199\u5bff\u547d\u9650\u5236\u3002\u5982\u679c\u603b\u662f\u53cd\u590d\u64e6\u5199\u67d0\u51e0\u4e2a\u7269\u7406\u5757\uff0c\u8fd9\u4e9b\u5757\u4f1a\u5f88\u5feb\u635f\u574f\uff0c\u800c\u5176\u4ed6\u5757\u5374\u5f88\u5c11\u4f7f\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u78e8\u635f\u5747\u8861\uff0cWear Leveling\uff0c\u5c31\u662f\u8ba9\u64e6\u5199\u64cd\u4f5c\u5c3d\u91cf\u5747\u5300\u5206\u5e03\u5230\u4e0d\u540c\u7269\u7406\u5757\u4e0a\uff0c\u907f\u514d\u5c40\u90e8\u5757\u8fc7\u65e9\u8fbe\u5230\u5bff\u547d\u4e0a\u9650\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u78e8\u635f\u5747\u8861\u53ef\u4ee5\u5206\u4e3a\u52a8\u6001\u78e8\u635f\u5747\u8861\u548c\u9759\u6001\u78e8\u635f\u5747\u8861\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u52a8\u6001\u78e8\u635f\u5747\u8861\u4e3b\u8981\u5728\u65b0\u5199\u5165\u6570\u636e\u65f6\u9009\u62e9\u64e6\u5199\u6b21\u6570\u8f83\u5c11\u7684\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9759\u6001\u78e8\u635f\u5747\u8861\u8fd8\u4f1a\u8003\u8651\u90a3\u4e9b\u957f\u671f\u4e0d\u53d8\u7684\u51b7\u6570\u636e\uff0c\u628a\u51b7\u6570\u636e\u9002\u5f53\u642c\u79fb\uff0c\u8ba9\u539f\u6765\u5360\u7740\u4f4e\u78e8\u635f\u5757\u7684\u51b7\u6570\u636e\u817e\u51fa\u7a7a\u95f4\uff0c\u4ece\u800c\u8ba9\u6240\u6709\u5757\u78e8\u635f\u66f4\u5747\u5300\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u7814\u4e00\u822c\u4e0d\u8981\u6c42\u5c55\u5f00\u5230\u8fd9\u4e48\u7ec6\uff0c\u4f46\u9700\u8981\u77e5\u9053\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u9700\u8981\u78e8\u635f\u5747\u8861\uff0c\u662f\u56e0\u4e3a Flash \u7684\u64e6\u5199\u6b21\u6570\u6709\u9650\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e8c\u3001\u5783\u573e\u56de\u6536\uff1a\u6574\u7406\u65e0\u6548\u9875\uff0c\u817e\u51fa\u53ef\u7528\u5757<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8e SSD \u5e38\u91c7\u7528\u5f02\u5730\u66f4\u65b0\uff0c\u65e7\u6570\u636e\u4e0d\u4f1a\u9a6c\u4e0a\u88ab\u8986\u76d6\uff0c\u800c\u662f\u53d8\u6210\u65e0\u6548\u9875\u3002\u968f\u7740\u5199\u5165\u6b21\u6570\u589e\u52a0\uff0c\u4e00\u4e2a\u5757\u4e2d\u53ef\u80fd\u540c\u65f6\u6709\u6709\u6548\u9875\u548c\u65e0\u6548\u9875\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f Flash \u64e6\u9664\u5fc5\u987b\u6309\u5757\u8fdb\u884c\uff0c\u4e0d\u80fd\u53ea\u64e6\u9664\u67d0\u51e0\u4e2a\u65e0\u6548\u9875\u3002\u6240\u4ee5 SSD \u63a7\u5236\u5668\u4f1a\u6267\u884c\u5783\u573e\u56de\u6536\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u628a\u67d0\u4e2a\u5757\u4e2d\u7684\u6709\u6548\u9875\u642c\u5230\u5176\u4ed6\u4f4d\u7f6e\uff0c\u518d\u64e6\u9664\u6574\u4e2a\u5757\uff0c\u4f7f\u8fd9\u4e2a\u5757\u91cd\u65b0\u53d8\u4e3a\u7a7a\u95f2\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5783\u573e\u56de\u6536\u4f1a\u5e26\u6765\u989d\u5916\u5199\u5165\uff0c\u8fd9\u53eb\u5199\u653e\u5927\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4e3b\u673a\u5199\u5165\u4e00\u4efd\u6570\u636e\uff0cSSD \u5185\u90e8\u53ef\u80fd\u9700\u8981\u642c\u79fb\u66f4\u591a\u6570\u636e\uff0c\u5b9e\u9645\u5199\u5165\u91cf\u5927\u4e8e\u4e3b\u673a\u5199\u5165\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5 SSD \u7684\u6027\u80fd\u548c\u5bff\u547d\u4e0d\u4ec5\u53d6\u51b3\u4e8e Flash \u82af\u7247\u672c\u8eab\uff0c\u4e5f\u53d6\u51b3\u4e8e\u63a7\u5236\u5668\u7b97\u6cd5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e09\u3001TRIM\uff1a\u544a\u8bc9 SSD \u54ea\u4e9b\u6570\u636e\u5df2\u7ecf\u65e0\u6548<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u64cd\u4f5c\u7cfb\u7edf\u5220\u9664\u6587\u4ef6\u65f6\uff0c\u4f20\u7edf\u4e0a\u53ea\u662f\u4fee\u6539\u6587\u4ef6\u7cfb\u7edf\u5143\u6570\u636e\uff0c\u6807\u8bb0\u8fd9\u4e9b\u7a7a\u95f4\u53ef\u91cd\u7528\uff0c\u5e76\u4e0d\u4e00\u5b9a\u9a6c\u4e0a\u628a\u6570\u636e\u771f\u6b63\u6e05\u9664\u3002\u5bf9\u4e8e\u673a\u68b0\u786c\u76d8\uff0c\u8fd9\u901a\u5e38\u95ee\u9898\u4e0d\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5bf9 SSD \u6765\u8bf4\uff0c\u5982\u679c SSD \u4e0d\u77e5\u9053\u54ea\u4e9b\u903b\u8f91\u5757\u5df2\u7ecf\u65e0\u6548\uff0c\u5c31\u53ef\u80fd\u5728\u5783\u573e\u56de\u6536\u65f6\u628a\u5df2\u7ecf\u5220\u9664\u7684\u6570\u636e\u4e5f\u5f53\u4f5c\u6709\u6548\u6570\u636e\u642c\u6765\u642c\u53bb\uff0c\u964d\u4f4e\u6548\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TRIM \u547d\u4ee4\u7684\u4f5c\u7528\u5c31\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u64cd\u4f5c\u7cfb\u7edf\u901a\u77e5 SSD\uff1a\u8fd9\u4e9b\u903b\u8f91\u5757\u5df2\u7ecf\u4e0d\u518d\u4f7f\u7528\uff0c\u53ef\u4ee5\u5728\u5185\u90e8\u56de\u6536\u65f6\u5f53\u4f5c\u65e0\u6548\u6570\u636e\u5904\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TRIM \u53ef\u4ee5\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u6570\u636e\u642c\u79fb\uff0c\u63d0\u9ad8\u5783\u573e\u56de\u6536\u6548\u7387\uff0c\u964d\u4f4e\u5199\u653e\u5927\uff0c\u6709\u52a9\u4e8e\u7ef4\u6301 SSD \u6027\u80fd\u548c\u5bff\u547d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u56db\u3001SSD \u4e0e\u673a\u68b0\u786c\u76d8 HDD \u7684\u6bd4\u8f83<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u548c HDD \u90fd\u662f\u5916\u5b58\uff0c\u4f46\u5e95\u5c42\u539f\u7406\u5dee\u522b\u5f88\u5927\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HDD \u662f\u78c1\u8868\u9762\u5b58\u50a8\u5668\uff0c\u4f9d\u9760\u78c1\u5934\u5bfb\u9053\u3001\u76d8\u7247\u65cb\u8f6c\u548c\u6247\u533a\u8bfb\u5199\u3002\u5b83\u6709\u673a\u68b0\u90e8\u4ef6\uff0c\u6240\u4ee5\u8bbf\u95ee\u65f6\u95f4\u4e2d\u5305\u542b\u5bfb\u9053\u65f6\u95f4\u548c\u65cb\u8f6c\u7b49\u5f85\u65f6\u95f4\u3002\u968f\u673a\u8bbf\u95ee\u6027\u80fd\u53d7\u673a\u68b0\u8fd0\u52a8\u9650\u5236\u660e\u663e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u4f7f\u7528 Flash \u82af\u7247\uff0c\u6ca1\u6709\u673a\u68b0\u8fd0\u52a8\u90e8\u4ef6\uff0c\u56e0\u6b64\u968f\u673a\u8bbf\u95ee\u5ef6\u8fdf\u8fdc\u5c0f\u4e8e HDD\uff0c\u6297\u9707\u6027\u4e5f\u66f4\u597d\uff0c\u566a\u58f0\u66f4\u4f4e\uff0c\u529f\u8017\u901a\u5e38\u4e5f\u8f83\u4f4e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f SSD \u4e5f\u6709\u81ea\u5df1\u7684\u95ee\u9898\uff0c\u6bd4\u5982\u5199\u5165\u524d\u64e6\u9664\u3001\u64e6\u5199\u5bff\u547d\u9650\u5236\u3001\u5783\u573e\u56de\u6536\u5bfc\u81f4\u6027\u80fd\u6ce2\u52a8\u3001\u6570\u636e\u6062\u590d\u96be\u5ea6\u8f83\u9ad8\u3001\u6210\u672c\u76f8\u5bf9\u8f83\u9ad8\u7b49\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6bd4\u8f83\u9879\u76ee<\/th><th>HDD<\/th><th>SSD<\/th><\/tr><\/thead><tbody><tr><td>\u5b58\u50a8\u4ecb\u8d28<\/td><td>\u78c1\u76d8\u76d8\u7247<\/td><td>NAND Flash<\/td><\/tr><tr><td>\u662f\u5426\u6709\u673a\u68b0\u90e8\u4ef6<\/td><td>\u6709<\/td><td>\u65e0<\/td><\/tr><tr><td>\u968f\u673a\u8bbf\u95ee\u6027\u80fd<\/td><td>\u8f83\u5dee<\/td><td>\u8f83\u597d<\/td><\/tr><tr><td>\u987a\u5e8f\u8bfb\u5199\u6027\u80fd<\/td><td>\u4f9d\u578b\u53f7\u800c\u5b9a<\/td><td>\u901a\u5e38\u8f83\u597d<\/td><\/tr><tr><td>\u6297\u9707\u6027<\/td><td>\u8f83\u5f31<\/td><td>\u8f83\u5f3a<\/td><\/tr><tr><td>\u566a\u58f0<\/td><td>\u6709\u673a\u68b0\u566a\u58f0<\/td><td>\u57fa\u672c\u65e0\u566a\u58f0<\/td><\/tr><tr><td>\u5199\u5165\u5bff\u547d\u95ee\u9898<\/td><td>\u4e0d\u6309\u64e6\u5199\u6b21\u6570\u7406\u89e3<\/td><td>Flash \u64e6\u5199\u6b21\u6570\u6709\u9650<\/td><\/tr><tr><td>\u4e3b\u8981\u7ba1\u7406\u95ee\u9898<\/td><td>\u5bfb\u9053\u3001\u65cb\u8f6c\u8c03\u5ea6\u7b49<\/td><td>FTL\u3001\u78e8\u635f\u5747\u8861\u3001\u5783\u573e\u56de\u6536\u3001\u574f\u5757\u7ba1\u7406<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">408 \u4e2d\u5982\u679c\u95ee SSD \u4e3a\u4ec0\u4e48\u968f\u673a\u8bbf\u95ee\u6027\u80fd\u597d\uff0c\u7b54\u6848\u4e0d\u8981\u5199\u6210\u201c\u8f6c\u901f\u5feb\u201d\u3002SSD \u6ca1\u6709\u76d8\u7247\u65cb\u8f6c\uff0c\u4e5f\u6ca1\u6709\u78c1\u5934\u5bfb\u9053\uff0c\u8fd9\u662f\u5173\u952e\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e94\u3001\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u5728\u5b58\u50a8\u5c42\u6b21\u4e2d\u7684\u4f4d\u7f6e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8ba1\u7b97\u673a\u5b58\u50a8\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u7c97\u7565\u5f62\u6210\u8fd9\u6837\u7684\u5c42\u6b21\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bc4\u5b58\u5668\uff1a\u6700\u5feb\uff0c\u5bb9\u91cf\u6700\u5c0f\uff0c\u4f4d\u4e8e CPU \u5185\u90e8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cache\uff1a\u901a\u5e38\u7531 SRAM \u6784\u6210\uff0c\u901f\u5ea6\u5feb\uff0c\u5bb9\u91cf\u8f83\u5c0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u5b58\uff1a\u901a\u5e38\u7531 DRAM \u6784\u6210\uff0c\u5bb9\u91cf\u8f83\u5927\uff0c\u65ad\u7535\u4e22\u5931\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f85\u52a9\u5b58\u50a8\u5668\uff1a\u5982 SSD\u3001HDD\uff0c\u5bb9\u91cf\u66f4\u5927\uff0c\u975e\u6613\u5931\uff0c\u901f\u5ea6\u4f4e\u4e8e\u4e3b\u5b58\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM\/Flash \u56fa\u4ef6\u5b58\u50a8\uff1a\u7528\u4e8e\u4fdd\u5b58\u542f\u52a8\u7a0b\u5e8f\u3001\u56fa\u4ef6\u3001\u914d\u7f6e\u7b49\uff0c\u975e\u6613\u5931\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u8981\u6ce8\u610f\uff0cROM \u548c SSD \u90fd\u662f\u975e\u6613\u5931\u6027\u7684\uff0c\u4f46\u5b83\u4eec\u5728\u7cfb\u7edf\u4e2d\u7684\u89d2\u8272\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM \u66f4\u5f3a\u8c03\u56fa\u5316\u7a0b\u5e8f\u3001\u542f\u52a8\u4ee3\u7801\u3001\u56fa\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD \u66f4\u5f3a\u8c03\u5927\u5bb9\u91cf\u5916\u90e8\u5b58\u50a8\uff0c\u7528\u4e8e\u4fdd\u5b58\u64cd\u4f5c\u7cfb\u7edf\u3001\u5e94\u7528\u7a0b\u5e8f\u3001\u6587\u4ef6\u6570\u636e\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flash \u65e2\u53ef\u4ee5\u7528\u4f5c\u56fa\u4ef6\u5b58\u50a8\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a SSD\u3001U \u76d8\u3001\u5b58\u50a8\u5361\u7684\u4ecb\u8d28\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u516d\u3001\u5e38\u89c1\u8003\u70b9\u4e0e\u6613\u9519\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0cROM \u662f\u975e\u6613\u5931\u6027\u7684\uff0cRAM \u901a\u5e38\u662f\u6613\u5931\u6027\u7684\u3002\u8fd9\u91cc\u7684 RAM \u5305\u62ec SRAM \u548c DRAM\u3002\u4e0d\u8981\u56e0\u4e3a SRAM \u6709\u201c\u9759\u6001\u201d\u4e8c\u5b57\uff0c\u5c31\u8ba4\u4e3a\u5b83\u65ad\u7535\u4e0d\u4e22\u5931\u3002SRAM \u65ad\u7535\u540c\u6837\u4e22\u5931\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0cPROM \u53ea\u80fd\u5199\u4e00\u6b21\u3002EPROM \u53ef\u4ee5\u64e6\u9664\u540e\u91cd\u5199\uff0c\u4f46\u64e6\u9664\u65b9\u5f0f\u662f\u7d2b\u5916\u7ebf\u3002EEPROM \u548c Flash \u90fd\u53ef\u4ee5\u7535\u64e6\u9664\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0cFlash \u4e0d\u662f\u666e\u901a RAM\u3002\u5b83\u867d\u7136\u53ef\u4ee5\u8bfb\u5199\uff0c\u4f46\u5199\u5165\u548c\u64e6\u9664\u673a\u5236\u590d\u6742\uff0c\u4e0d\u80fd\u50cf DRAM \u4e00\u6837\u76f4\u63a5\u968f\u673a\u8986\u76d6\u5199\u5165\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0cFlash \u64e6\u9664\u901a\u5e38\u6309\u5757\u8fdb\u884c\uff0c\u5199\u5165\u901a\u5e38\u6309\u9875\u8fdb\u884c\u3002\u8fd9\u4e2a\u7c92\u5ea6\u5dee\u5f02\u662f SSD \u63a7\u5236\u5668\u590d\u6742\u7684\u6839\u6e90\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\uff0cSSD \u7528\u7684\u662f Flash\uff0c\u4e0d\u662f SRAM\uff0c\u4e5f\u4e0d\u662f DRAM\u3002SSD \u4e2d\u53ef\u80fd\u6709 DRAM \u7f13\u5b58\uff0c\u4f46\u5b83\u7684\u4e3b\u8981\u5b58\u50a8\u4ecb\u8d28\u662f NAND Flash\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u516d\uff0cSSD \u968f\u673a\u8bbf\u95ee\u5feb\u7684\u539f\u56e0\u662f\u6ca1\u6709\u673a\u68b0\u5bfb\u9053\u548c\u65cb\u8f6c\u7b49\u5f85\uff0c\u800c\u4e0d\u662f\u56e0\u4e3a\u5b83\u5b8c\u5168\u6ca1\u6709\u8bbf\u95ee\u5ef6\u8fdf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e03\uff0cSSD \u4e5f\u9700\u8981\u7ba1\u7406\u5bff\u547d\u3002\u78e8\u635f\u5747\u8861\u7684\u539f\u56e0\u662f Flash \u64e6\u5199\u6b21\u6570\u6709\u9650\uff1b\u5783\u573e\u56de\u6536\u7684\u539f\u56e0\u662f\u5f02\u5730\u66f4\u65b0\u548c\u5757\u64e6\u9664\u673a\u5236\uff1bTRIM \u7684\u4f5c\u7528\u662f\u901a\u77e5 SSD \u54ea\u4e9b\u903b\u8f91\u5757\u5df2\u7ecf\u65e0\u6548\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e03\u3001\u8fd9\u4e00\u5757\u53ef\u4ee5\u8fd9\u6837\u8bb0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u90e8\u5206\u6700\u9002\u5408\u6309\u6f14\u5316\u5173\u7cfb\u8bb0\u5fc6\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65e9\u7684 ROM\uff1a\u5185\u5bb9\u56fa\u5b9a\uff0c\u4e3b\u8981\u8bfb\u51fa\uff0c\u65ad\u7535\u4e0d\u4e22\u5931\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PROM\uff1a\u7528\u6237\u53ef\u4ee5\u5199\u4e00\u6b21\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EPROM\uff1a\u53ef\u4ee5\u64e6\u9664\u91cd\u5199\uff0c\u4f46\u8981\u7d2b\u5916\u7ebf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EEPROM\uff1a\u53ef\u4ee5\u7535\u64e6\u9664\u91cd\u5199\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flash\uff1a\u7535\u64e6\u9664\uff0c\u5bb9\u91cf\u5927\uff0c\u901a\u5e38\u6309\u5757\u64e6\u9664\uff0c\u9002\u5408\u505a U \u76d8\u3001SSD\u3001\u5b58\u50a8\u5361\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SSD\uff1a\u7528 NAND Flash \u505a\u4ecb\u8d28\uff0c\u518d\u52a0\u63a7\u5236\u5668\uff0c\u628a\u590d\u6742\u7684 Flash \u64e6\u5199\u7ba1\u7406\u5c01\u88c5\u6210\u64cd\u4f5c\u7cfb\u7edf\u770b\u5230\u7684\u5757\u8bbe\u5907\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u540e\u5f62\u6210\u4e00\u53e5\u603b\u590d\u4e60\u7ed3\u8bba\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROM\/Flash\/SSD \u90fd\u5c5e\u4e8e\u975e\u6613\u5931\u6027\u5b58\u50a8\u76f8\u5173\u5185\u5bb9\uff1bROM \u504f\u56fa\u5316\u7a0b\u5e8f\uff0cFlash \u662f\u53ef\u7535\u64e6\u5199\u7684\u5927\u5bb9\u91cf\u975e\u6613\u5931\u534a\u5bfc\u4f53\u5b58\u50a8\u5668\uff0cSSD \u5219\u662f\u5728 NAND Flash \u57fa\u7840\u4e0a\u901a\u8fc7\u63a7\u5236\u5668\u5b9e\u73b0\u7684\u5927\u5bb9\u91cf\u9ad8\u901f\u5916\u5b58\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u5148\u7406\u89e3\u201c\u591a\u6a21\u5757\u5b58\u50a8\u5668\u201d\u4e3a\u4ec0\u4e48\u8981\u51fa\u73b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8ba1\u7b97\u673a\u7ec4\u6210\u539f\u7406\u4e2d\uff0c\u4e3b\u5b58\u5e76\u4e0d\u4e00\u5b9a\u53ea\u7531\u4e00\u4e2a\u5b58\u50a8\u6a21\u5757\u6784\u6210\u3002\u4e3a\u4e86\u6269\u5927\u5bb9\u91cf\u3001\u63d0\u9ad8\u5e26\u5bbd\uff0c\u4e3b\u5b58\u5e38\u88ab\u5212\u5206\u6210\u591a\u4e2a\u5b58\u50a8\u6a21\u5757\uff0c\u4e5f\u53eb\u591a\u4e2a\u5b58\u50a8\u4f53\u3001\u591a\u4e2a Bank\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6709 4 \u4e2a\u5b58\u50a8\u6a21\u5757 M0\u3001M1\u3001M2\u3001M3\uff0c\u6bcf\u4e2a\u6a21\u5757\u90fd\u80fd\u72ec\u7acb\u5b8c\u6210\u4e00\u6b21\u8bfb\u5199\u3002\u5982\u679c\u53ea\u7528\u4e00\u4e2a\u6a21\u5757\uff0c\u90a3\u4e48\u8fde\u7eed\u8bfb\u591a\u4e2a\u5730\u5740\u65f6\uff0c\u53ea\u80fd\u4e00\u4e2a\u4e00\u4e2a\u7b49\uff1b\u5982\u679c\u80fd\u8ba9\u591a\u4e2a\u6a21\u5757\u8f6e\u6d41\u5de5\u4f5c\uff0c\u5c31\u53ef\u4ee5\u5728\u4e00\u4e2a\u6a21\u5757\u8fd8\u6ca1\u5b8c\u6210\u8bbf\u95ee\u65f6\uff0c\u8ba9\u53e6\u4e00\u4e2a\u6a21\u5757\u5f00\u59cb\u8bbf\u95ee\uff0c\u4ece\u800c\u63d0\u9ad8\u8fde\u7eed\u8bbf\u95ee\u901f\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\uff0c\u591a\u6a21\u5757\u5b58\u50a8\u5668\u7684\u6838\u5fc3\u95ee\u9898\u5c31\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u5982\u4f55\u5206\u914d\u5230\u4e0d\u540c\u6a21\u5757\u4e2d\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u5f15\u51fa\u4e24\u79cd\u5178\u578b\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\uff0c\u4e5f\u53eb\u987a\u5e8f\u7f16\u5740\u65b9\u5f0f\u3001\u9ad8\u4f4d\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\uff0c\u901a\u5e38\u6307\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e24\u4e2a\u540d\u5b57\u5bb9\u6613\u6df7\uff0c\u4f46\u672c\u8d28\u533a\u522b\u5f88\u7b80\u5355\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\uff1a\u76f8\u90bb\u5730\u5740\u5927\u591a\u653e\u5728\u540c\u4e00\u4e2a\u6a21\u5757\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\uff1a\u76f8\u90bb\u5730\u5740\u4f9d\u6b21\u5206\u5e03\u5230\u4e0d\u540c\u6a21\u5757\u4e2d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\uff1a\u4e00\u4e2a\u6a21\u5757\u88c5\u4e00\u6574\u6bb5\u8fde\u7eed\u5730\u5740<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\u7684\u601d\u60f3\u662f\uff1a\u5148\u628a\u4e00\u4e2a\u6a21\u5757\u7684\u5730\u5740\u8303\u56f4\u586b\u6ee1\uff0c\u518d\u4f7f\u7528\u4e0b\u4e00\u4e2a\u6a21\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6709 4 \u4e2a\u6a21\u5757\uff0c\u6bcf\u4e2a\u6a21\u5757\u6709 8 \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u603b\u5bb9\u91cf\u4e3a 32 \u4e2a\u5b58\u50a8\u5355\u5143\uff0c\u5730\u5740\u8303\u56f4\u4e3a 0\uff5e31\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91c7\u7528\u8fde\u7eed\u7f16\u5740\u65f6\uff0c\u5730\u5740\u5206\u914d\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5730\u5740\u8303\u56f4<\/th><th>\u6240\u5728\u6a21\u5757<\/th><\/tr><\/thead><tbody><tr><td>0\uff5e7<\/td><td>M0<\/td><\/tr><tr><td>8\uff5e15<\/td><td>M1<\/td><\/tr><tr><td>16\uff5e23<\/td><td>M2<\/td><\/tr><tr><td>24\uff5e31<\/td><td>M3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u8bf4\uff0cM0 \u5b58\u653e\u6700\u524d\u9762\u4e00\u6bb5\u8fde\u7eed\u5730\u5740\uff0cM1 \u5b58\u653e\u4e0b\u4e00\u6bb5\u8fde\u7eed\u5730\u5740\uff0cM2 \u518d\u5b58\u653e\u4e0b\u4e00\u6bb5\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c CPU \u8fde\u7eed\u8bbf\u95ee\u5730\u5740 0\u30011\u30012\u30013\uff0c\u90a3\u4e48\u5b83\u4eec\u90fd\u5728 M0 \u4e2d\u3002\u8fd9\u6837\u867d\u7136\u5730\u5740\u5206\u914d\u5f88\u76f4\u89c2\uff0c\u4f46\u8fde\u7eed\u8bbf\u95ee\u65f6\u65e0\u6cd5\u5145\u5206\u5229\u7528\u591a\u4e2a\u6a21\u5757\u7684\u5e76\u884c\u6027\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u5730\u5740\u96c6\u4e2d\u5728\u540c\u4e00\u4e2a\u6a21\u5757\u91cc\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\u7684\u7279\u70b9\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740\u7ec4\u7ec7\u7b80\u5355\uff0c\u6269\u5bb9\u76f4\u89c2\uff0c\u4f46\u8fde\u7eed\u8bbf\u95ee\u65f6\u5e76\u884c\u6027\u8f83\u5dee\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\u7684\u5730\u5740\u5212\u5206<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u4e3b\u5b58\u603b\u5730\u5740\u6709 n \u4f4d\uff0c\u5171\u6709 m \u4e2a\u6a21\u5757\uff0c\u4e14 m = 2k\u3002\u90a3\u4e48\u9700\u8981 k \u4f4d\u6765\u8868\u793a\u6a21\u5757\u53f7\uff0c\u5269\u4e0b n &#8211; k \u4f4d\u8868\u793a\u6a21\u5757\u5185\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\u4e2d\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u4f4d\u5730\u5740\u8868\u793a\u6a21\u5757\u53f7\uff0c\u4f4e\u4f4d\u5730\u5740\u8868\u793a\u6a21\u5757\u5185\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u603b\u5171\u6709 32 \u4e2a\u5730\u5740\uff0c\u9700\u8981 5 \u4f4d\u5730\u5740\uff0c\u5199\u4f5c A4 A3 A2 A1 A0\u3002\u73b0\u5728\u6709 4 \u4e2a\u6a21\u5757\uff0c4 = 22\uff0c\u6240\u4ee5\u9700\u8981 2 \u4f4d\u8868\u793a\u6a21\u5757\u53f7\uff0c\u6bcf\u4e2a\u6a21\u5757\u6709 8 \u4e2a\u5355\u5143\uff0c\u9700\u8981 3 \u4f4d\u8868\u793a\u6a21\u5757\u5185\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u65f6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740\u683c\u5f0f\uff1a\u6a21\u5757\u53f7 + \u6a21\u5757\u5185\u5730\u5740\n\nA4 A3 | A2 A1 A0\n \u6a21\u5757\u53f7 | \u6a21\u5757\u5185\u5730\u5740\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u5730\u5740 13\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">13 \u7684\u4e8c\u8fdb\u5236\u662f 01101\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6309\u8fde\u7eed\u7f16\u5740\u5212\u5206\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>01 | 101\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8 2 \u4f4d 01 \u8868\u793a\u6a21\u5757 M1\uff0c\u4f4e 3 \u4f4d 101 \u8868\u793a\u6a21\u5757\u5185\u5730\u5740 5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 13 \u5728 M1 \u7684\u7b2c 5 \u4e2a\u5355\u5143\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u516c\u5f0f\u770b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = \u5730\u5740 \/ \u6bcf\u4e2a\u6a21\u5757\u7684\u5bb9\u91cf\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 % \u6bcf\u4e2a\u6a21\u5757\u7684\u5bb9\u91cf\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u6bcf\u4e2a\u6a21\u5757\u5bb9\u91cf\u4e3a 8\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740 13\uff1a\n\n\u6a21\u5757\u53f7 = 13 \/ 8 = 1\n\u6a21\u5757\u5185\u5730\u5740 = 13 % 8 = 5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 13 \u4f4d\u4e8e M1\uff0c\u6a21\u5757\u5185\u5730\u5740\u4e3a 5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\uff1a\u76f8\u90bb\u5730\u5740\u5206\u6563\u5230\u4e0d\u540c\u6a21\u5757<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u7684\u601d\u60f3\u662f\uff1a\u628a\u8fde\u7eed\u5730\u5740\u8f6e\u6d41\u5206\u914d\u7ed9\u4e0d\u540c\u6a21\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ecd\u7136\u5047\u8bbe\u6709 4 \u4e2a\u6a21\u5757 M0\u3001M1\u3001M2\u3001M3\uff0c\u603b\u5730\u5740\u8303\u56f4\u4e3a 0\uff5e31\u3002\u91c7\u7528\u4ea4\u53c9\u7f16\u5740\u65f6\uff0c\u5730\u5740\u5206\u914d\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5730\u5740<\/th><th>\u6240\u5728\u6a21\u5757<\/th><\/tr><\/thead><tbody><tr><td>0<\/td><td>M0<\/td><\/tr><tr><td>1<\/td><td>M1<\/td><\/tr><tr><td>2<\/td><td>M2<\/td><\/tr><tr><td>3<\/td><td>M3<\/td><\/tr><tr><td>4<\/td><td>M0<\/td><\/tr><tr><td>5<\/td><td>M1<\/td><\/tr><tr><td>6<\/td><td>M2<\/td><\/tr><tr><td>7<\/td><td>M3<\/td><\/tr><tr><td>8<\/td><td>M0<\/td><\/tr><tr><td>9<\/td><td>M1<\/td><\/tr><tr><td>&#8230;<\/td><td>&#8230;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u770b\u5230\uff0c\u76f8\u90bb\u5730\u5740\u88ab\u5206\u6563\u5230\u4e86\u4e0d\u540c\u6a21\u5757\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c CPU \u8fde\u7eed\u8bbf\u95ee\u5730\u5740 0\u30011\u30012\u30013\uff0c\u90a3\u4e48\u8bbf\u95ee\u987a\u5e8f\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0 \u2192 M0\n1 \u2192 M1\n2 \u2192 M2\n3 \u2192 M3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u56db\u4e2a\u6a21\u5757\u53ef\u4ee5\u4ea4\u66ff\u5de5\u4f5c\u3002M0 \u6b63\u5728\u8bbf\u95ee\u5730\u5740 0 \u65f6\uff0cM1 \u53ef\u4ee5\u5f00\u59cb\u51c6\u5907\u8bbf\u95ee\u5730\u5740 1\uff0cM2 \u53ef\u4ee5\u51c6\u5907\u8bbf\u95ee\u5730\u5740 2\uff0cM3 \u53ef\u4ee5\u51c6\u5907\u8bbf\u95ee\u5730\u5740 3\u3002\u53ea\u8981\u5b89\u6392\u5f97\u5f53\uff0c\u5c31\u80fd\u63d0\u9ad8\u8fde\u7eed\u8bfb\u5199\u7684\u541e\u5410\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u7684\u6838\u5fc3\u4f18\u52bf\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9002\u5408\u8fde\u7eed\u5730\u5740\u8bbf\u95ee\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5b58\u50a8\u5668\u5e26\u5bbd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u7684\u5730\u5740\u5212\u5206<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4ea4\u53c9\u7f16\u5740\u65b9\u5f0f\u4e2d\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f4e\u4f4d\u5730\u5740\u8868\u793a\u6a21\u5757\u53f7\uff0c\u9ad8\u4f4d\u5730\u5740\u8868\u793a\u6a21\u5757\u5185\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ecd\u7136\u4f7f\u7528 32 \u4e2a\u5730\u5740\u30014 \u4e2a\u6a21\u5757\u7684\u4f8b\u5b50\u3002\u603b\u5730\u5740 5 \u4f4d\uff0c4 \u4e2a\u6a21\u5757\u9700\u8981 2 \u4f4d\u6a21\u5757\u53f7\uff0c\u6bcf\u4e2a\u6a21\u5757 8 \u4e2a\u5355\u5143\uff0c\u9700\u8981 3 \u4f4d\u6a21\u5757\u5185\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u65f6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740\u683c\u5f0f\uff1a\u6a21\u5757\u5185\u5730\u5740 + \u6a21\u5757\u53f7\n\nA4 A3 A2 | A1 A0\n\u6a21\u5757\u5185\u5730\u5740 | \u6a21\u5757\u53f7\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u5730\u5740 13\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">13 \u7684\u4e8c\u8fdb\u5236\u662f 01101\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6309\u4ea4\u53c9\u7f16\u5740\u5212\u5206\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>011 | 01\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f4e 2 \u4f4d 01 \u8868\u793a\u6a21\u5757 M1\uff0c\u9ad8 3 \u4f4d 011 \u8868\u793a\u6a21\u5757\u5185\u5730\u5740 3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 13 \u5728 M1 \u7684\u7b2c 3 \u4e2a\u5355\u5143\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u516c\u5f0f\u770b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = \u5730\u5740 % \u6a21\u5757\u6570\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 \/ \u6a21\u5757\u6570\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e 4 \u4e2a\u6a21\u5757\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740 13\uff1a\n\n\u6a21\u5757\u53f7 = 13 % 4 = 1\n\u6a21\u5757\u5185\u5730\u5740 = 13 \/ 4 = 3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 13 \u4f4d\u4e8e M1\uff0c\u6a21\u5757\u5185\u5730\u5740\u4e3a 3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u548c\u8fde\u7eed\u7f16\u5740\u7684\u7ed3\u679c\u4e0d\u540c\u3002\u8fde\u7eed\u7f16\u5740\u4e0b\uff0c\u5730\u5740 13 \u5728 M1 \u7684\u7b2c 5 \u4e2a\u5355\u5143\uff1b\u4ea4\u53c9\u7f16\u5740\u4e0b\uff0c\u5730\u5740 13 \u5728 M1 \u7684\u7b2c 3 \u4e2a\u5355\u5143\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u8fde\u7eed\u7f16\u5740\u4e0e\u4ea4\u53c9\u7f16\u5740\u7684\u76f4\u89c2\u5bf9\u6bd4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd8\u662f\u7528 4 \u4e2a\u6a21\u5757\u3001\u6bcf\u4e2a\u6a21\u5757 8 \u4e2a\u5355\u5143\u6765\u5bf9\u6bd4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a21\u5757<\/th><th>\u5b58\u653e\u7684\u5730\u5740<\/th><\/tr><\/thead><tbody><tr><td>M0<\/td><td>0, 1, 2, 3, 4, 5, 6, 7<\/td><\/tr><tr><td>M1<\/td><td>8, 9, 10, 11, 12, 13, 14, 15<\/td><\/tr><tr><td>M2<\/td><td>16, 17, 18, 19, 20, 21, 22, 23<\/td><\/tr><tr><td>M3<\/td><td>24, 25, 26, 27, 28, 29, 30, 31<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a21\u5757<\/th><th>\u5b58\u653e\u7684\u5730\u5740<\/th><\/tr><\/thead><tbody><tr><td>M0<\/td><td>0, 4, 8, 12, 16, 20, 24, 28<\/td><\/tr><tr><td>M1<\/td><td>1, 5, 9, 13, 17, 21, 25, 29<\/td><\/tr><tr><td>M2<\/td><td>2, 6, 10, 14, 18, 22, 26, 30<\/td><\/tr><tr><td>M3<\/td><td>3, 7, 11, 15, 19, 23, 27, 31<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u8868\u975e\u5e38\u91cd\u8981\u3002\u770b\u61c2\u8fd9\u4e2a\u8868\uff0c\u57fa\u672c\u5c31\u4e0d\u4f1a\u6df7\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u662f\u201c\u4e00\u6bb5\u5730\u5740\u5f52\u4e00\u4e2a\u6a21\u5757\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u662f\u201c\u76f8\u90bb\u5730\u5740\u8f6e\u6d41\u5f52\u4e0d\u540c\u6a21\u5757\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001\u4e3a\u4ec0\u4e48\u4ea4\u53c9\u7f16\u5740\u80fd\u63d0\u9ad8\u901f\u5ea6\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b58\u50a8\u5668\u8bbf\u95ee\u6709\u4e00\u4e2a\u91cd\u8981\u6982\u5ff5\uff1a\u5b58\u50a8\u5468\u671f\u3002\u4e00\u4e2a\u6a21\u5757\u5b8c\u6210\u4e00\u6b21\u5b8c\u6574\u8bfb\u5199\u9700\u8981\u4e00\u5b9a\u65f6\u95f4\u3002\u5728\u8fd9\u4e2a\u65f6\u95f4\u5185\uff0c\u8fd9\u4e2a\u6a21\u5757\u4e0d\u80fd\u7acb\u5373\u518d\u8bbf\u95ee\u4e0b\u4e00\u6b21\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u67d0\u4e2a\u5b58\u50a8\u6a21\u5757\u7684\u5b58\u50a8\u5468\u671f\u662f T\uff0c\u6570\u636e\u603b\u7ebf\u6bcf\u9694 \u03c4 \u53ef\u4ee5\u4f20\u9001\u4e00\u4e2a\u5b57\u3002\u82e5\u53ea\u7528\u4e00\u4e2a\u6a21\u5757\uff0c\u8fde\u7eed\u8bbf\u95ee\u591a\u4e2a\u5b57\u65f6\uff0c\u5fc5\u987b\u7b49\u540c\u4e00\u4e2a\u6a21\u5757\u6062\u590d\u597d\u624d\u80fd\u7ee7\u7eed\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5982\u679c\u6709\u591a\u4e2a\u6a21\u5757\uff0c\u5e76\u4e14\u8fde\u7eed\u5730\u5740\u5206\u5e03\u5728\u4e0d\u540c\u6a21\u5757\u4e2d\uff0c\u5c31\u53ef\u4ee5\u6d41\u6c34\u5f0f\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u6709 4 \u4e2a\u6a21\u5757\uff0c\u8fde\u7eed\u8bbf\u95ee\u5730\u5740 0\u30011\u30012\u30013\u30014\u30015\u30016\u30017\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740 0 \u2192 M0\n\u5730\u5740 1 \u2192 M1\n\u5730\u5740 2 \u2192 M2\n\u5730\u5740 3 \u2192 M3\n\u5730\u5740 4 \u2192 M0\n\u5730\u5740 5 \u2192 M1\n\u5730\u5740 6 \u2192 M2\n\u5730\u5740 7 \u2192 M3\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53 M0 \u8bbf\u95ee\u5730\u5740 0 \u540e\uff0c\u9700\u8981\u7b49\u5f85\u4e00\u4e2a\u5b58\u50a8\u5468\u671f\u624d\u80fd\u518d\u6b21\u8bbf\u95ee\u3002\u4f46\u5728 M0 \u6062\u590d\u671f\u95f4\uff0cM1\u3001M2\u3001M3 \u53ef\u4ee5\u5206\u522b\u8bbf\u95ee\u5730\u5740 1\u30012\u30013\u3002\u7b49\u8f6e\u56de\u5230\u5730\u5740 4 \u65f6\uff0cM0 \u53ef\u80fd\u5df2\u7ecf\u6062\u590d\uff0c\u53ef\u4ee5\u7ee7\u7eed\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4ea4\u53c9\u7f16\u5740\u4e0d\u662f\u8ba9\u5355\u4e2a\u6a21\u5757\u53d8\u5feb\uff0c\u800c\u662f\u8ba9\u591a\u4e2a\u6a21\u5757\u4ea4\u66ff\u5de5\u4f5c\uff0c\u63d0\u9ad8\u8fde\u7eed\u8bbf\u95ee\u7684\u541e\u5410\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8003\u7814\u4e2d\u5e38\u89c1\u8868\u8ff0\u662f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740\u53ef\u4ee5\u5b9e\u73b0\u591a\u6a21\u5757\u6d41\u6c34\u5e76\u884c\u8bbf\u95ee\uff0c\u63d0\u9ad8\u5b58\u50a8\u5668\u5e26\u5bbd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516b\u3001\u8fde\u7eed\u7f16\u5740\u4e3a\u4ec0\u4e48\u4e0d\u5229\u4e8e\u8fde\u7eed\u8bbf\u95ee\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u4e0b\uff0c\u8fde\u7eed\u5730\u5740\u5927\u591a\u5728\u540c\u4e00\u4e2a\u6a21\u5757\u4e2d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u8fde\u7eed\u8bbf\u95ee\u5730\u5740 0\u30011\u30012\u30013\uff0c\u5b83\u4eec\u90fd\u5728 M0 \u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5730\u5740 0 \u2192 M0\n\u5730\u5740 1 \u2192 M0\n\u5730\u5740 2 \u2192 M0\n\u5730\u5740 3 \u2192 M0\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u5bfc\u81f4 M0 \u88ab\u8fde\u7eed\u8bf7\u6c42\uff0c\u800c M1\u3001M2\u3001M3 \u7a7a\u95f2\u3002\u7531\u4e8e\u540c\u4e00\u4e2a\u6a21\u5757\u4e0d\u80fd\u65e0\u9650\u8fde\u7eed\u8bbf\u95ee\uff0c\u6240\u4ee5\u591a\u4e2a\u6a21\u5757\u7684\u5e76\u884c\u6027\u6ca1\u6709\u53d1\u6325\u51fa\u6765\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u6709\u5f53\u8bbf\u95ee\u8de8\u8d8a\u6a21\u5757\u8fb9\u754c\u65f6\uff0c\u6bd4\u5982\u4ece\u5730\u5740 7 \u8bbf\u95ee\u5230\u5730\u5740 8\uff0c\u624d\u4ece M0 \u53d8\u5230 M1\u3002\u4f46\u8fd9\u79cd\u5207\u6362\u592a\u5c11\uff0c\u4e0d\u9002\u5408\u63d0\u9ad8\u8fde\u7eed\u8bbf\u95ee\u5e26\u5bbd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u8fde\u7eed\u7f16\u5740\u66f4\u50cf\u662f\u5bb9\u91cf\u6269\u5c55\u65b9\u5f0f\uff0c\u4ea4\u53c9\u7f16\u5740\u66f4\u50cf\u662f\u5e26\u5bbd\u4f18\u5316\u65b9\u5f0f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e5d\u3001\u8fde\u7eed\u7f16\u5740\u4e0e\u4ea4\u53c9\u7f16\u5740\u7684\u672c\u8d28\u533a\u522b\uff1a\u770b\u6a21\u5757\u53f7\u6765\u81ea\u9ad8\u4f4d\u8fd8\u662f\u4f4e\u4f4d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u9898\u6700\u6709\u6548\u7684\u5224\u65ad\u65b9\u6cd5\u662f\u770b\u201c\u6a21\u5757\u53f7\u7531\u5730\u5740\u7684\u54ea\u51e0\u4f4d\u51b3\u5b9a\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6a21\u5757\u53f7\u7531\u9ad8\u4f4d\u5730\u5740\u51b3\u5b9a\uff0c\u5c31\u662f\u8fde\u7eed\u7f16\u5740\uff0c\u4e5f\u53eb\u9ad8\u4f4d\u4ea4\u53c9\u7f16\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6a21\u5757\u53f7\u7531\u4f4e\u4f4d\u5730\u5740\u51b3\u5b9a\uff0c\u5c31\u662f\u4ea4\u53c9\u7f16\u5740\uff0c\u4e5f\u53eb\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u8fd9\u6837\u8bb0\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u9ad8\u4f4d\u51b3\u5b9a\u6a21\u5757\u53f7 \u2192 \u8fde\u7eed\u7f16\u5740 \u2192 \u76f8\u90bb\u5730\u5740\u5728\u540c\u4e00\u6a21\u5757 \u2192 \u5e76\u884c\u6027\u5dee\n\n\u4f4e\u4f4d\u51b3\u5b9a\u6a21\u5757\u53f7 \u2192 \u4ea4\u53c9\u7f16\u5740 \u2192 \u76f8\u90bb\u5730\u5740\u5728\u4e0d\u540c\u6a21\u5757 \u2192 \u5e76\u884c\u6027\u597d\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4ec0\u4e48\u4f4e\u4f4d\u51b3\u5b9a\u6a21\u5757\u53f7\u65f6\uff0c\u76f8\u90bb\u5730\u5740\u4f1a\u843d\u5230\u4e0d\u540c\u6a21\u5757\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u8fde\u7eed\u5730\u5740\u6bcf\u52a0 1\uff0c\u6700\u4f4e\u4f4d\u53d8\u5316\u6700\u9891\u7e41\u3002\u82e5\u4f4e\u4f4d\u4f5c\u4e3a\u6a21\u5757\u53f7\uff0c\u90a3\u4e48\u5730\u5740\u6bcf\u52a0 1\uff0c\u6a21\u5757\u53f7\u5c31\u8ddf\u7740\u53d8\u5316\uff0c\u4e8e\u662f\u76f8\u90bb\u5730\u5740\u4f1a\u8f6e\u6d41\u8fdb\u5165\u4e0d\u540c\u6a21\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4ec0\u4e48\u9ad8\u4f4d\u51b3\u5b9a\u6a21\u5757\u53f7\u65f6\uff0c\u76f8\u90bb\u5730\u5740\u4f1a\u7559\u5728\u540c\u4e00\u6a21\u5757\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u9ad8\u4f4d\u53d8\u5316\u6162\u3002\u53ea\u6709\u5f53\u4f4e\u4f4d\u5168\u90e8\u53d8\u5316\u5b8c\uff0c\u5730\u5740\u8de8\u8fc7\u4e00\u5927\u6bb5\u8303\u56f4\u65f6\uff0c\u9ad8\u4f4d\u6a21\u5757\u53f7\u624d\u6539\u53d8\u3002\u6240\u4ee5\u4e00\u4e2a\u6a21\u5757\u4f1a\u4fdd\u5b58\u4e00\u6574\u6bb5\u8fde\u7eed\u5730\u5740\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u3001\u5e38\u89c1\u8ba1\u7b97\u9898\u600e\u4e48\u505a\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7c7b\u9898\u901a\u5e38\u7ed9\u51fa\u6a21\u5757\u6570\u3001\u6bcf\u4e2a\u6a21\u5757\u5bb9\u91cf\u3001\u5730\u5740\uff0c\u7136\u540e\u95ee\u8be5\u5730\u5740\u4f4d\u4e8e\u54ea\u4e2a\u6a21\u5757\u3001\u6a21\u5757\u5185\u5730\u5740\u662f\u591a\u5c11\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u505a\u9898\u65f6\u5148\u5224\u65ad\u7f16\u5740\u65b9\u5f0f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f8b 1\uff1a\u8fde\u7eed\u7f16\u5740<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709 4 \u4e2a\u6a21\u5757\uff0c\u6bcf\u4e2a\u6a21\u5757 8 \u4e2a\u5b57\uff0c\u6309\u8fde\u7eed\u7f16\u5740\u3002\u95ee\u5730\u5740 22 \u4f4d\u4e8e\u54ea\u4e2a\u6a21\u5757\uff0c\u6a21\u5757\u5185\u5730\u5740\u662f\u591a\u5c11\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u516c\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = \u5730\u5740 \/ \u6bcf\u6a21\u5757\u5bb9\u91cf\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 % \u6bcf\u6a21\u5757\u5bb9\u91cf\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u5165\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = 22 \/ 8 = 2\n\u6a21\u5757\u5185\u5730\u5740 = 22 % 8 = 6\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 22 \u4f4d\u4e8e M2\uff0c\u6a21\u5757\u5185\u5730\u5740\u4e3a 6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u53ef\u4ee5\u770b\u5730\u5740\u8303\u56f4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>M0\uff1a0\uff5e7\nM1\uff1a8\uff5e15\nM2\uff1a16\uff5e23\nM3\uff1a24\uff5e31\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u5740 22 \u5728 16\uff5e23 \u4e4b\u95f4\uff0c\u6240\u4ee5\u5c5e\u4e8e M2\uff0c\u504f\u79fb\u4e3a 22 &#8211; 16 = 6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f8b 2\uff1a\u4ea4\u53c9\u7f16\u5740<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709 4 \u4e2a\u6a21\u5757\uff0c\u6bcf\u4e2a\u6a21\u5757 8 \u4e2a\u5b57\uff0c\u6309\u4ea4\u53c9\u7f16\u5740\u3002\u95ee\u5730\u5740 22 \u4f4d\u4e8e\u54ea\u4e2a\u6a21\u5757\uff0c\u6a21\u5757\u5185\u5730\u5740\u662f\u591a\u5c11\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u516c\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = \u5730\u5740 % \u6a21\u5757\u6570\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 \/ \u6a21\u5757\u6570\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u5165\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6a21\u5757\u53f7 = 22 % 4 = 2\n\u6a21\u5757\u5185\u5730\u5740 = 22 \/ 4 = 5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5730\u5740 22 \u4f4d\u4e8e M2\uff0c\u6a21\u5757\u5185\u5730\u5740\u4e3a 5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\u8fd9\u91cc\u7684\u9664\u6cd5\u53d6\u6574\u6570\u5546\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e00\u3001\u4e0e\u201c\u9ad8\u4f4d\u4ea4\u53c9\u3001\u4f4e\u4f4d\u4ea4\u53c9\u201d\u7684\u5bf9\u5e94\u5173\u7cfb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u4e9b\u6559\u6750\u6216\u9898\u76ee\u4e0d\u8bf4\u201c\u8fde\u7eed\u7f16\u5740\u201d\u548c\u201c\u4ea4\u53c9\u7f16\u5740\u201d\uff0c\u800c\u8bf4\u201c\u9ad8\u4f4d\u4ea4\u53c9\u7f16\u5740\u201d\u548c\u201c\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u4eec\u7684\u5bf9\u5e94\u5173\u7cfb\u4e00\u822c\u662f\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8bf4\u6cd5\u4e00<\/th><th>\u8bf4\u6cd5\u4e8c<\/th><th>\u6a21\u5757\u53f7\u7531\u8c01\u51b3\u5b9a<\/th><th>\u5730\u5740\u5206\u5e03\u7279\u70b9<\/th><\/tr><\/thead><tbody><tr><td>\u8fde\u7eed\u7f16\u5740<\/td><td>\u9ad8\u4f4d\u4ea4\u53c9\u7f16\u5740<\/td><td>\u9ad8\u4f4d\u5730\u5740<\/td><td>\u4e00\u4e2a\u6a21\u5757\u5b58\u4e00\u6bb5\u8fde\u7eed\u5730\u5740<\/td><\/tr><tr><td>\u4ea4\u53c9\u7f16\u5740<\/td><td>\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740<\/td><td>\u4f4e\u4f4d\u5730\u5740<\/td><td>\u8fde\u7eed\u5730\u5740\u5206\u5e03\u5728\u4e0d\u540c\u6a21\u5757<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e25\u683c\u8bf4\uff0c\u201c\u9ad8\u4f4d\u4ea4\u53c9\u201d\u8fd9\u4e2a\u540d\u5b57\u5bb9\u6613\u8ba9\u4eba\u8bef\u4ee5\u4e3a\u4e5f\u6709\u5f88\u5f3a\u7684\u4ea4\u53c9\u6548\u679c\u3002\u4f46\u4ece\u5730\u5740\u5206\u5e03\u4e0a\u770b\uff0c\u5b83\u5c31\u662f\u987a\u5e8f\u65b9\u5f0f\u3001\u8fde\u7eed\u7f16\u5740\u65b9\u5f0f\u3002408 \u505a\u9898\u65f6\u66f4\u91cd\u8981\u7684\u662f\u638c\u63e1\u5b9e\u9645\u5730\u5740\u5206\u5e03\uff0c\u800c\u4e0d\u662f\u7ea0\u7ed3\u540d\u79f0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e8c\u3001\u8fd9\u90e8\u5206\u6700\u5e38\u89c1\u7684\u6613\u9519\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e00\uff0c\u5bb9\u6613\u628a\u201c\u6a21\u5757\u6570\u201d\u548c\u201c\u6bcf\u4e2a\u6a21\u5757\u5bb9\u91cf\u201d\u6df7\u5728\u4e00\u8d77\u3002\u8fde\u7eed\u7f16\u5740\u65f6\uff0c\u8981\u7528\u201c\u6bcf\u4e2a\u6a21\u5757\u5bb9\u91cf\u201d\u53bb\u9664\u5730\u5740\uff1b\u4ea4\u53c9\u7f16\u5740\u65f6\uff0c\u8981\u7528\u201c\u6a21\u5757\u6570\u201d\u53bb\u6a21\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e8c\uff0c\u5bb9\u6613\u628a\u9ad8\u4f4d\u548c\u4f4e\u4f4d\u8bb0\u53cd\u3002\u8fde\u7eed\u7f16\u5740\u662f\u9ad8\u4f4d\u4f5c\u4e3a\u6a21\u5757\u53f7\uff1b\u4ea4\u53c9\u7f16\u5740\u662f\u4f4e\u4f4d\u4f5c\u4e3a\u6a21\u5757\u53f7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e09\uff0c\u5bb9\u6613\u4ee5\u4e3a\u4ea4\u53c9\u7f16\u5740\u80fd\u51cf\u5c11\u5355\u4e2a\u5b58\u50a8\u6a21\u5757\u7684\u8bbf\u95ee\u65f6\u95f4\u3002\u5b83\u5e76\u4e0d\u80fd\u8ba9\u5355\u4e2a\u6a21\u5757\u53d8\u5feb\uff0c\u800c\u662f\u8ba9\u591a\u4e2a\u6a21\u5757\u5e76\u884c\u4ea4\u66ff\u5de5\u4f5c\uff0c\u63d0\u9ad8\u8fde\u7eed\u8bbf\u95ee\u541e\u5410\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u56db\uff0c\u5bb9\u6613\u4ee5\u4e3a\u4ea4\u53c9\u7f16\u5740\u5bf9\u6240\u6709\u8bbf\u95ee\u6a21\u5f0f\u90fd\u4e00\u5b9a\u6709\u6548\u3002\u5b83\u4e3b\u8981\u9002\u5408\u8fde\u7eed\u5730\u5740\u8bbf\u95ee\u3002\u5982\u679c\u8bbf\u95ee\u5730\u5740\u672c\u8eab\u968f\u673a\uff0c\u6216\u8005\u9891\u7e41\u843d\u5165\u540c\u4e00\u4e2a\u6a21\u5757\uff0c\u6548\u679c\u5c31\u4f1a\u4e0b\u964d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c\u4e94\uff0c\u5bb9\u6613\u5fd8\u8bb0\u4ea4\u53c9\u7f16\u5740\u548c Cache \u5757\u4f20\u9001\u3001\u6307\u4ee4\u987a\u5e8f\u53d6\u6307\u6709\u5173\u7cfb\u3002\u7a0b\u5e8f\u5e38\u5e38\u987a\u5e8f\u53d6\u6307\u3001\u987a\u5e8f\u8bbf\u95ee\u6570\u7ec4\uff0c\u8fd9\u4e9b\u90fd\u662f\u8fde\u7eed\u5730\u5740\u8bbf\u95ee\uff0c\u6240\u4ee5\u4f4e\u4f4d\u4ea4\u53c9\u7f16\u5740\u80fd\u53d1\u6325\u4f5c\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5341\u4e09\u3001\u5feb\u901f\u8bb0\u5fc6\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u90e8\u5206\u53ef\u4ee5\u7528\u4e00\u53e5\u8bdd\u8bb0\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u770b\u201c\u6bb5\u201d\uff0c\u4ea4\u53c9\u7f16\u5740\u770b\u201c\u8f6e\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>M0 \u653e\u4e00\u6bb5\uff0cM1 \u653e\u4e00\u6bb5\uff0cM2 \u653e\u4e00\u6bb5\u2026\u2026\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>M0\u3001M1\u3001M2\u3001M3 \u8f6e\u6d41\u653e\u8fde\u7eed\u5730\u5740\u2026\u2026\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u914d\u5408\u4e24\u4e2a\u516c\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8fde\u7eed\u7f16\u5740\uff1a\n\u6a21\u5757\u53f7 = \u5730\u5740 \/ \u6bcf\u6a21\u5757\u5bb9\u91cf\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 % \u6bcf\u6a21\u5757\u5bb9\u91cf\n\n\u4ea4\u53c9\u7f16\u5740\uff1a\n\u6a21\u5757\u53f7 = \u5730\u5740 % \u6a21\u5757\u6570\n\u6a21\u5757\u5185\u5730\u5740 = \u5730\u5740 \/ \u6a21\u5757\u6570\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u540e\u518d\u8bb0\u4f4f\u8003\u70b9\u7ed3\u8bba\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fde\u7eed\u7f16\u5740\u7ed3\u6784\u7b80\u5355\uff0c\u4fbf\u4e8e\u5bb9\u91cf\u6269\u5c55\uff0c\u4f46\u8fde\u7eed\u8bbf\u95ee\u5e76\u884c\u6027\u5dee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ea4\u53c9\u7f16\u5740\u9002\u5408\u8fde\u7eed\u8bbf\u95ee\uff0c\u53ef\u4ee5\u8ba9\u591a\u4e2a\u6a21\u5757\u4ea4\u66ff\u5de5\u4f5c\uff0c\u63d0\u9ad8\u5b58\u50a8\u5668\u5e26\u5bbd\uff0c\u662f\u591a\u4f53\u5e76\u884c\u5b58\u50a8\u5668\u63d0\u9ad8\u901f\u5ea6\u7684\u5e38\u7528\u65b9\u5f0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u67d0\u4e00\u4e2aSRAM\u82af\u7247\u5bb9\u91cf\u4e3a1024\u00d78\u4f4d\uff0c\u8be5\u82af\u7247\u5730\u5740\u5f15\u811a\u548c\u6570\u636e\u5f15\u811a\u603b\u6570\u81f3\u5c11\u4e3a\u591a\u5c11\uff1f\u83b1\u50a8\u5b58\u5bb9\u91cf\u4e3a32k\uff0c\u4e58\u4ee516\u4f4d [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[],"class_list":["post-2355","post","type-post","status-publish","format-standard","hentry","category-text"],"_links":{"self":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=2355"}],"version-history":[{"count":1,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2355\/revisions"}],"predecessor-version":[{"id":2356,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/posts\/2355\/revisions\/2356"}],"wp:attachment":[{"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=2355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=2355"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.preluna.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=2355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}