{"id":2857,"date":"2019-10-16T00:41:16","date_gmt":"2019-10-16T00:41:16","guid":{"rendered":""},"modified":"2019-10-16T08:41:32","modified_gmt":"2019-10-16T00:41:32","slug":"%e5%8d%95%e7%89%87%e6%9c%ba%e4%b8%ad%e7%9a%84%e4%b8%89%e5%a4%a7%e5%86%85%e9%83%a8%e8%b5%84%e6%ba%90%e7%9a%84%e5%8a%9f%e8%83%bd%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2857","title":{"rendered":"\u5355\u7247\u673a\u4e2d\u7684\u4e09\u5927\u5185\u90e8\u8d44\u6e90\u7684\u529f\u80fd\u4ecb\u7ecd"},"content":{"rendered":"

\n\t\u5728\u8fd9\u91cc\u6211\u6240\u8bb2\u5230\u7684\u5355\u7247\u673a<\/u>\u5185\u90e8\u8d44\u6e90\uff0c\u548c\u4f20\u7edf\u5355\u7247\u673a\u4e66\u7c4d\u4e2d\u8bb2\u5355\u7247\u673a\u5185\u90e8\u7ed3\u6784\u4e0d\u540c\u3002\u6211\u8fd9\u91cc\u8bb2\u5230\u7684\u5185\u90e8\u8d44\u6e90\uff0c\u662f\u6307\u4f5c\u4e3a\u5355\u7247\u673a\u7528\u6237\uff0c\u5355\u7247\u673a\u63d0\u4f9b\u7ed9\u6211\u4eec\u53ef\u4f7f\u7528\u7684\u4e1c\u897f\u3002\u603b\u7ed3\u8d77\u6765\uff0c\u4e3b\u8981\u662f\u4e09\u5927\u8d44\u6e90\uff1a<\/p>\n

\n\tFlash\uff1a\u7a0b\u5e8f\u5b58\u50a8<\/u>\u7a7a\u95f4\uff0c\u65e9\u671f\u5355\u7247\u673a\u662f OTPROM<\/u>\u3002<\/p>\n

\n\t <\/div>\n

\n\tRAM<\/u>\uff1a\u6570\u636e\u5b58\u50a8\u7a7a\u95f4\u3002<\/p>\n

\n\tSFR\uff1a\u7279\u6b8a\u529f\u80fd\u5bc4\u5b58\u5668<\/u>\u3002<\/p>\n

\n\t\"\u5355\u7247\u673a\u4e2d\u7684\u4e09\u5927\u5185\u90e8\u8d44\u6e90\u7684\u529f\u80fd\u4ecb\u7ecd\"<\/p>\n

\n\t1\uff09 Flash<\/p>\n

\n\t\u5728\u65e9\u671f\u7684\u5355\u7247\u673a\u4e2d\uff0c\u4e3b\u8981\u662f\u7528 OTPROM\uff08One Ti<\/u>me Programmable Read-Only Memory\uff0c\u5373\u4e00\u6b21\u53ef\u7f16\u7a0b\u53ea\u8bfb\u5b58\u50a8\u5668<\/u>\uff09\u6765\u5b58\u50a8\u5355\u7247\u673a\u7684\u7a0b\u5e8f\uff0c\u7a0b\u5e8f\u53ea\u80fd\u5199\u5165\u4e00\u6b21\uff0c\u5982\u679c\u53d1\u73b0\u9519\u4e86\uff0c\u6ca1\u529e\u6cd5\uff0c\u53ea\u80fd\u6362\u4e00\u7247\uff0c\u91cd\u65b0\u5199\u5165\u4e86\u3002\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0cFlash \u4ee5\u5176\u53ef\u91cd\u590d\u64e6\u5199\u4e14\u5bb9\u91cf\u5927\u6210\u672c\u4f4e\u7684\u4f18\u70b9\u6210\u4e3a\u73b0\u5728\u7edd\u5927\u591a\u6570\u5355\u7247\u673a\u7684\u7a0b\u5e8f\u5b58\u50a8\u5668\u3002\u5bf9\u4e8e\u5355\u7247\u673a\u6765\u8bf4 Flash \u6700\u5927\u7684\u610f\u4e49\u662f\u65ad\u7535\u540e\u6570\u636e\u4e0d\u4e22\u5931\uff0c\u8fd9\u4e2a\u6982\u5ff5\u7c7b\u4f3c\u4e8e\u6211\u4eec\u7535\u8111\u7684\u786c\u76d8\uff0c\u6211\u4eec\u4fdd\u5b58\u4e86\u7535\u5f71\u3001\u6587\u6863\u3001\u97f3\u4e50\u7b49\u6587\u4ef6\uff0c\u628a\u7535\u6e90\u5173\u6389\u540e\uff0c\u4e0b\u6b21\u91cd\u65b0\u5f00\u7535\u8111\uff0c\u6240\u6709\u7684\u6587\u4ef6\u90fd\u8fd8\u7167\u6837\u5b58\u5728\u3002<\/p>\n

\n\t2\uff09 RAM<\/p>\n

\n\tRAM \u662f\u5355\u7247\u673a\u7684\u6570\u636e\u5b58\u50a8\u7a7a\u95f4\uff0c\u7528\u6765\u5b58\u50a8\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u548c\u9700\u8981\u7684\u6570\u636e\uff0c\u8ddf\u7535\u8111\u7684\u5185\u5b58\u662f\u76f8\u4f3c\u7684\u6982\u5ff5\uff0c\u5176\u5b9e\u6700\u5178\u578b\u7684\u6bd4\u55bb\u662f\u6211\u4eec\u7684\u8ba1\u7b97\u5668\uff0c\u6211\u4eec\u7528\u8ba1\u7b97\u5668\u8ba1\u7b97\u4e2a\u52a0\u51cf\u6cd5\uff0c\u4e00\u4e9b\u4e2d\u95f4\u7684\u6570\u636e\u90fd\u4f1a\u4fdd\u5b58\u5728 RAM \u91cc\u8fb9\uff0c\u5173\u7535\u540e\u6570\u636e\u4e22\u5931\uff0c\u6240\u4ee5\u6211\u4eec\u6bcf\u6b21\u6253\u5f00\u8ba1\u7b97\u5668\uff0c\u90fd\u662f\u4ece\u5f52\u96f6\u5f00\u59cb\u8ba1\u7b97\u3002\u4f46\u662f\u5b83\u7684\u4f18\u70b9\uff0c\u7b2c\u4e00\u662f\u8bfb\u5199\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u7b2c\u4e8c\u662f\u7406\u8bba\u4e0a\u662f\u53ef\u65e0\u9650\u6b21\u5199\u5165\u7684\uff0c\u5373\u5bff\u547d\u65e0\u9650\uff0c\u4e0d\u7ba1\u7a0b\u5e8f\u600e\u4e48\u8fd0\u884c\u600e\u4e48\u8bfb\u5199\u5b83\u90fd\u4e0d\u4f1a\u574f\u3002<\/p>\n

\n\t3\uff09 SFR<\/p>\n

\n\t\u7b2c\u4e09\u4e2a\u8d44\u6e90\u662f SFR\uff0c\u7279\u6b8a\u529f\u80fd\u5bc4\u5b58\u5668\u3002\u8fd9\u4e2a\u6982\u5ff5\u5927\u5bb6\u53ef\u80fd\u521a\u5f00\u59cb\u7406\u89e3\u4e0d\u4e86\uff0c\u4f46\u662f\u4e00\u5b9a\u8981\u8bb0\u4f4f\u3002\u5355\u7247\u673a\u6709\u5f88\u591a\u5f88\u591a\u529f\u80fd\uff0c\u6bcf\u4e2a\u529f\u80fd\u90fd\u4f1a\u5bf9\u5e94\u4e00\u4e2a\u6216\u591a\u4e2a SFR\uff0c\u6211\u4eec\u5c31\u662f\u901a\u8fc7\u5bf9 SFR \u7684\u8bfb\u5199\u6765\u5b9e\u73b0\u5355\u7247\u673a\u7684\u591a\u79cd\u591a\u6837\u7684\u529f\u80fd\u7684\u3002<\/p>\n

\n\t\u8bb2\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u6765\u4e86\u89e3\u4e00\u4e0b 51 \u5355\u7247\u673a\u3002\u901a\u5e38\u6211\u4eec\u4e00\u8bf4\u5230 51 \u5355\u7247\u673a\uff0c\u6307\u7684\u90fd\u662f\u517c\u5bb9 Intel<\/u> MCS-51 \u4f53\u7cfb\u67b6\u6784\u7684\u4e00\u7cfb\u5217\u5355\u7247\u673a\uff0c\u800c 51 \u662f\u5b83\u7684\u4e00\u4e2a\u901a\u4fd7\u7684\u7b80\u79f0\u3002\u5168\u7403\u6709\u4f17\u591a\u7684\u534a\u5bfc\u4f53\u5382\u5546\u63a8\u51fa\u4e86\u65e0\u6570\u6b3e\u8fd9\u4e00\u7cfb\u5217\u7684\u5355\u7247\u673a\uff0c\u6bd4\u5982 Atmel<\/u> \u7684 AT89C52\uff0cNXP<\/u>\uff08Philips\uff09\u7684 P89V51\uff0c\u5b8f\u6676\u79d1\u6280\u7684 STC89C52.\u3002..\u3002.\u5177\u4f53\u578b\u53f7\u5343\u5dee\u4e07\u522b\uff0c\u4f46\u4ed6\u4eec\u7684\u57fa\u672c\u539f\u7406\u548c\u64cd\u4f5c\u90fd\u662f\u4e00\u6837\u7684\uff0c\u7a0b\u5e8f\u5f00\u53d1\u73af\u5883\u4e5f\u662f\u4e00\u6837\u7684\u3002\u8fd9\u91cc\u6211\u4eec\u8981\u5206\u6e05\u695a 51 \u8fd9\u4e2a\u7edf\u79f0\u548c\u5177\u4f53\u7684\u5355\u7247\u673a\u578b\u53f7\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/p>\n

\n\t\u5355\u7247\u673a\u5185\u90e8\u8d44\u6e90\u7684\u4e09\u4e2a\u4e3b\u8981\u90e8\u5206\u6211\u4eec\u6e05\u695a\u4e86\uff0c\u90a3\u4e48\u6211\u4eec\u9009\u62e9 STC89C52 \u8fd9\u6b3e\u5355\u7247\u673a\u6765\u8fdb\u884c\u5b66\u4e60\u3002STC89C52 \u662f\u5b8f\u6676\u79d1\u6280\u51fa\u54c1\u7684\u4e00\u6b3e 51 \u5185\u6838\u7684\u5355\u7247\u673a\uff0c\u5177\u6709\u6807\u51c6\u7684 51 \u4f53\u7cfb\u7ed3\u6784\uff0c\u5168\u90e8\u7684 51 \u6807\u51c6\u529f\u80fd\uff0c\u7a0b\u5e8f\u4e0b\u8f7d\u65b9\u5f0f\u7b80\u5355\uff0c\u65b9\u4fbf\u5b66\u4e60\uff0c\u6211\u4eec\u5c31\u7528\u5b83\u6765\u5b66\u4e60\u5355\u7247\u673a\u3002\u5b83\u7684\u8d44\u6e90\u60c5\u51b5\uff1a<\/p>\n

\n\tFlash \u7a0b\u5e8f\u7a7a\u95f4\u662f 8K \u5b57\u8282\uff081K=1024\uff0c1 \u5b57\u8282= 8 \u4f4d\uff09\uff1b<\/p>\n

\n\tRAM \u6570\u636e\u7a7a\u95f4\u662f 512 \u5b57\u8282\uff1b<\/p>\n

\n\tSFR\u6211\u4eec\u540e\u8fb9\u4f1a\u9010\u4e00\u63d0\u5230\u5e76\u4e14\u5e94\u7528\u3002
\n\t\u6765\u6e90\uff1b21ic<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728\u8fd9\u91cc\u6211\u6240\u8bb2\u5230\u7684 \u5355\u7247\u673a \u5185\u90e8\u8d44\u6e90\uff0c\u548c\u4f20\u7edf\u5355\u7247\u673a\u4e66\u7c4d\u4e2d\u8bb2\u5355\u7247\u673a\u5185\u90e8\u7ed3\u6784\u4e0d\u540c\u3002\u6211\u8fd9\u91cc\u8bb2\u5230\u7684\u5185\u90e8\u8d44\u6e90\uff0c\u662f\u6307\u4f5c\u4e3a\u5355\u7247\u673a\u7528\u6237\uff0c\u5355\u7247\u673a\u63d0\u4f9b\u7ed9\u6211\u4eec\u53ef\u4f7f\u7528\u7684\u4e1c\u897f\u3002\u603b\u7ed3\u8d77\u6765\uff0c\u4e3b\u8981\u662f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"_links":{"self":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2857"}],"collection":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2857"}],"version-history":[{"count":0,"href":"http:\/\/www.szryc.com\/index.php?rest_route=\/wp\/v2\/posts\/2857\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2857"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.szryc.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}