{"id":45751,"date":"2023-10-03T00:08:17","date_gmt":"2023-10-02T16:08:17","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=45751"},"modified":"2023-10-03T00:08:17","modified_gmt":"2023-10-02T16:08:17","slug":"cnbyjjg","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/45751.html","title":{"rendered":"80c51\u5185\u90e8\u786c\u4ef6\u7ed3\u6784"},"content":{"rendered":"

  80C51\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u4f4e\u6210\u672c\u76848\u4f4d\u5fae\u63a7\u5236\u5668\uff0c\u5177\u6709\u6781\u9ad8\u7684\u53ef\u7f16\u7a0b\u6027\u548c\u591a\u529f\u80fd\u6027\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u7528\u7535\u5668\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u533b\u7597\u8bbe\u5907\u7b49\u9886\u57df\u3002\u672c\u6587\u5c06\u4ecb\u7ecd80C51\u5185\u90e8\u786c\u4ef6\u7ed3\u6784\uff0c\u5305\u62ec\u5916\u8bbe\u3001\u5b58\u50a8\u5668\u3001\u6307\u4ee4\u7cfb\u7edf\u3001\u4e2d\u65ad\u7cfb\u7edf\u7b49\u3002<\/p>\n

\u5916\u8bbe<\/h2>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e86\u82e5\u5e72\u5916\u8bbe\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n

  I\/O\u7aef\u53e3<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e864\u4e2a8\u4f4dI\/O\u7aef\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u5916\u56f4\u8bbe\u5907\u7684\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e863\u4e2a16\u4f4d\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5b9a\u65f6\u8ba1\u6570\u3001\u5b9a\u65f6\u89e6\u53d1\u548c\u5b9a\u65f6\u4e2d\u65ad\u7b49\u529f\u80fd\u3002<\/p>\n

  \u4e32\u884c\u53e3<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e863\u4e2a\u4e32\u884c\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e32\u884c\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u591a\u79cd\u534f\u8bae\uff0c\u5982UART\u3001SPI\u3001I2C\u7b49\u3002<\/p>\n

\u5b58\u50a8\u5668<\/h2>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e86\u591a\u79cd\u5b58\u50a8\u5668\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n

  ROM<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e86128KB\u7684\u53ea\u8bfb\u5b58\u50a8\u5668\uff0c\u53ef\u4ee5\u7528\u6765\u5b58\u50a8\u7a0b\u5e8f\u4ee3\u7801\u548c\u53ea\u8bfb\u6570\u636e\u3002<\/p>\n

  RAM<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e861KB\u7684\u53ef\u8bfb\u5199\u5b58\u50a8\u5668\uff0c\u53ef\u4ee5\u7528\u6765\u5b58\u50a8\u4e34\u65f6\u6570\u636e\u548c\u53d8\u91cf\u3002<\/p>\n

  XRAM<\/h3>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e86128KB\u7684\u53ef\u8bfb\u5199\u5b58\u50a8\u5668\uff0c\u53ef\u4ee5\u7528\u6765\u5b58\u50a8\u7a0b\u5e8f\u4ee3\u7801\u548c\u53d8\u91cf\u3002<\/p>\n

\u6307\u4ee4\u7cfb\u7edf<\/h2>\n

  80C51\u5185\u90e8\u96c6\u6210\u4e86\u591a\u79cd\u6307\u4ee4\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n

  \u6570\u636e\u4f20\u8f93\u6307\u4ee4<\/h3>\n

  80C51\u652f\u6301\u591a\u79cd\u6570\u636e\u4f20\u8f93\u6307\u4ee4\uff0c\u5982MOV\u3001ADD\u3001SUB\u3001CMP\u7b49\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u548c\u6570\u636e\u5904\u7406\u3002<\/p>\n

  \u63a7\u5236\u6307\u4ee4<\/h3>\n

  80C51\u652f\u6301\u591a\u79cd\u63a7\u5236\u6307\u4ee4\uff0c\u5982JMP\u3001JNZ\u3001CALL\u3001RET\u7b49\uff0c\u53ef\u4ee5\u5b9e\u73b0\u63a7\u5236\u6d41\u7a0b\u8df3\u8f6c\u548c\u51fd\u6570\u8c03\u7528\u3002<\/p>\n

  I\/O\u64cd\u4f5c\u6307\u4ee4<\/h3>\n

  80C51\u652f\u6301\u591a\u79cdI\/O\u64cd\u4f5c\u6307\u4ee4\uff0c\u5982IN\u3001OUT\u3001SETB\u3001CLR\u7b49\uff0c\u53ef\u4ee5\u5b9e\u73b0I\/O\u7aef\u53e3\u7684\u64cd\u4f5c\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  80C51\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u4f4e\u6210\u672c\u76848\u4f4d\u5fae\u63a7\u5236\u5668\uff0c\u5185\u90e8\u96c6\u6210\u4e86\u591a\u79cd\u5916\u8bbe\u3001\u5b58\u50a8\u5668\u548c\u6307\u4ee4\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u529f\u80fd\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u7528\u7535\u5668\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u533b\u7597\u8bbe\u5907\u7b49\u9886\u57df\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

80C51\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u4f4e\u6210\u672c\u76848\u4f4d\u5fae\u63a7\u5236\u5668\uff0c\u5177\u6709\u6781\u9ad8\u7684\u53ef\u7f16\u7a0b\u6027\u548c\u591a\u529f\u80fd\u6027\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u7528\u7535\u5668\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u533b\u7597\u8bbe\u5907\u7b49\u9886\u57df\u3002\u672c\u6587\u5c06\u4ecb\u7ecd80C51\u5185\u90e8\u786c\u4ef6\u7ed3\u6784\uff0c\u5305\u62ec\u5916\u8bbe\u3001\u5b58\u50a8<\/p>\n","protected":false},"author":1,"featured_media":4132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[305],"class_list":["post-45751","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-dzjs"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=45751"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45751\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=45751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=45751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=45751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}