{"id":710,"date":"2023-11-28T16:02:39","date_gmt":"2023-11-28T08:02:39","guid":{"rendered":"https:\/\/lolife.top\/?p=710"},"modified":"2023-11-28T16:02:41","modified_gmt":"2023-11-28T08:02:41","slug":"%e5%8d%95%e7%89%87%e6%9c%ba%e5%8e%9f%e7%90%86%e4%b8%8e%e5%ba%94%e7%94%a8%ef%bc%88%e5%9f%ba%e7%a1%80%e7%af%87%ef%bc%89","status":"publish","type":"post","link":"https:\/\/lolife.top\/?p=710","title":{"rendered":"\u5355\u7247\u673a\u539f\u7406\u4e0e\u5e94\u7528\uff08\u57fa\u7840\u7bc7\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p>        \u8fd9\u7bc7\u6587\u7ae0\u4ec5\u4e3a\u4e2a\u4eba\u5b66\u4e60\u5355\u7247\u673a\u6240\u603b\u7ed3\u7684\u7b14\u8bb0\uff0c\u53ef\u80fd\u66f4\u591a\u7684\u662f\u5355\u7247\u673a\u7684\u5e94\u7528\u90e8\u5206\uff0c\u800c\u5355\u7247\u673a\u7684\u539f\u7406\u90e8\u5206\u5927\u591a\u90fd\u4e00\u7b14\u5e26\u8fc7\u3002\u5982\u679c\u6587\u7ae0\u6709\u9519\u8bef\u7684\u5730\u65b9\uff0c\u591a\u591a\u62c5\u5f85\u3002<\/p>\n\n\n\n<p>\u6ce8\uff1a\u672c\u6587\u6240\u4f7f\u7528\u5230\u5355\u7247\u673a\u578b\u53f7\u4e3a\u666e\u4e2d\u7684STC89C52\u5f00\u53d1\u677f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u51c6\u5907<\/h2>\n\n\n\n<p>        \u4ee3\u7801\u7f16\u5199\u8f6f\u4ef6\uff1aKeil uVision5\uff0c\u53ef\u4ee5\u5230\u5b98\u7f51\u4e0b\u8f7d\uff1a<a href=\"https:\/\/www.keil.com\/\">https:\/\/www.keil.com\/<\/a><\/p>\n\n\n\n<p>        \u70e7\u5f55\u8f6f\u4ef6\u4e3a\uff1astc-isp\uff0c\u5b98\u7f51\uff1a<a href=\"https:\/\/www.stcmicro.com\/rjxz.html\">https:\/\/www.stcmicro.com\/rjxz.html<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u5355\u7247\u673a\u57fa\u672c\u539f\u7406<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1.1 \u5355\u7247\u673a\u6838\u5fc3<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/09\/20230926144502230-1024x627.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"627\" data-original=\"https:\/\/image.lolife.top\/2023\/09\/20230926144502230-1024x627.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-711\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u4e0a\u9762\u662f\u5355\u7247\u673a\u7684\u6838\u5fc3\uff0cstc89c52\u4e00\u5171\u670924\u4e2aIO\u53e3\uff0c\u5206\u522b\u662fP0.0-P0.7\u3001P1.0-P1.7\u3001P2.0-P2.7\u3001P3.0-P3.7\uff1b<\/p>\n\n\n\n<p>IO\u53e3\u4e5f\u5c31\u662finput(\u8f93\u5165)\/output(\u8f93\u51fa)\uff0c\u901a\u4fd7\u70b9\u7406\u89e3\u5c31\u662f\u53ef\u4ee5\u5bf9\u5916\u8f93\u51fa\u9ad8\u4f4e\u7535\u5e73\uff0c\u540c\u6837\u80fd\u68c0\u6d4b\u5916\u754c\u7684\u9ad8\u4f4e\u7535\u5e73\u3002\u5bf9\u5916\u8f93\u51fa\u9ad8\u4f4e\u7535\u5e73\u63a7\u5236\u5916\u90e8\u7535\u8def\uff0c\u540c\u65f6\u68c0\u6d4b\u5916\u90e8\u7535\u8def\u7684\u7535\u5e73\u53d8\u5316\uff0c\u8fd9\u662f\u5355\u7247\u673a\u6700\u57fa\u672c\u7684\u63a7\u5236\u539f\u7406\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1-2 \u5355\u7247\u673a\u7684\u57fa\u672c\u63a7\u5236<\/h3>\n\n\n\n<p>\u521a\u521a\u8bf4\u4e86\uff0cstc89c52\u4e00\u5171\u670924\u4e2aIO\u53e3\uff0c\u5206\u4e3a4\u4e2a\u90e8\u5206\uff1aP0\u3001P1\u3001P2\u3001P3\uff1b\u6bcf\u4e2a\u90e8\u52068\u4e2aIO\u53e3\uff0c\u8fd9\u6b63\u597d\u662f1\u4e2a\u5b57\u8282(byte)\uff1b\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u5b57\u8282\u76f4\u63a5\u63a7\u52368\u4e2aIO\u53e3\u3002 \u6bcf\u4e2aIO\u53e3\u90fd\u53ef\u4ee5\u5bf9\u5916\u8f93\u51fa\u9ad8\u7535\u5e73\/\u4f4e\u7535\u5e73\uff0c\u5206\u522b\u5bf9\u5e941\u548c0\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\u6211\u4eec\u9700\u8981P0.0\u53e3\u548cP0.5\u5bf9\u5916\u5448\u73b0\u9ad8\u7535\u5e73\uff0c\u5176\u5b83\u53e3\u5448\u73b0\u4f4e\u7535\u5e73\uff1a\nP0=0x21;\n\/\/0x21\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u4e3a\uff1a0 0 1 0 0 0 0 1\n\/\/\u9ad8\u4f4d\u5728\u524d\uff0c\u4f4e\u4f4d\u5728\u540e\uff1aP0.7 P0.6 P0.5 P0.4 P0.3 P0.2 P0.1 P0.0<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u70b9\u4eaeLED<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 LED\u6a21\u5757<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/09\/20230927142051160.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"541\" height=\"554\" data-original=\"https:\/\/image.lolife.top\/2023\/09\/20230927142051160.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-714\"  sizes=\"auto, (max-width: 541px) 100vw, 541px\" \/><\/div><\/figure>\n\n\n\n<p>LED\u6a21\u5757\u7684\u9633\u6781\u63a5\u4e86\u9ad8\u7535\u5e73\uff0c\u9634\u6781\u63a5\u4e86P2\uff0c\u6240\u4ee5\u60f3\u8981\u70b9\u4eaeLED\uff0c\u9700\u8981\u5bf9\u5e94\u7684IO\u53e3\u5448\u73b0\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n<p>\u6ce8\uff1aIO\u53e3\u4e00\u5f00\u59cb\u9ed8\u8ba4\u90fd\u4e3a\u9ad8\u7535\u5e73\uff0c\u5e76\u4e14IO\u53e3\u7684\u9a71\u52a8\u80fd\u529b\u6bd4\u8f83\u5f31\uff0c\u4e00\u822c\u90fd\u4e0d\u4f1a\u7528\u9ad8\u7535\u5e73\u6765\u9a71\u52a8\u5176\u5b83\u7535\u5b50\u5143\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 \u70b9\u4eae\u7b2c\u4e00\u4e2aLED<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt; \nvoid main()\n{  \n     while(1)\n    {\n        P2 = 0xFE; \/\/1111 1110 \u70b9\u4eae\u7b2c1\u4e2aled\n        P2 = 0x7F; \/\/0111 1111 \u70b9\u4eae\u7b2c8\u4e2aled\n        P2 = 0x5F; \/\/0101 1111 led 6,8\u4eae\n        P2 = 0xAA; \/\/1010 1010 led 1,3,5,7\u4eae\n        P2 = 0x55; \/\/0101 0101 led 2\uff0c4\uff0c6\uff0c8\u4eae\n    }\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2.3 LED\u95ea\u70c1<\/h3>\n\n\n\n<p>\u5373LED\u4eae\u706d\u4e24\u4e2a\u72b6\u6001\u7684\u5207\u6362\uff0c\u5982\u679c\u5207\u6362\u592a\u5feb\u5c31\u4f1a\u6709\u4e00\u4e9b\u95ee\u9898\uff0c\u4e00\u662f\u5207\u6362\u592a\u5feb\u5355\u7247\u673a\u4e0d\u4e00\u5b9a\u80fd\u53cd\u5e94\u7684\u8fc7\u6765\uff0c\u4e8c\u662f\u4eba\u773c\u4e0d\u4e00\u5b9a\u80fd\u770b\u5f97\u6e05\u8fd9\u4e24\u79cd\u72b6\u6001\u3002\u6240\u4ee5\u9700\u8981\u5728\u5207\u6362\u65f6\u4f5c\u505c\u987f\uff0c\u5982\u679c\u4e0d\u9700\u8981\u7279\u522b\u51c6\u786e\u7684\u65f6\u95f4\uff0c\u53ef\u4ee5\u8ba9\u5355\u7247\u673a\u8dd1\u5faa\u73af\uff0c\u56e0\u4e3a\u6267\u884c\u547d\u4ee4\u7684\u6b21\u6570\u8d8a\u591a\uff0c\u6240\u9700\u65f6\u95f4\u5c31\u8d8a\u591a\u3002\u5927\u81f4\u65f6\u95f4\u53ef\u4ee5\u53c2\u7167\u666e\u901a\u7684\u8ba1\u7b97\u673a\uff0c\u666e\u901a\u7684\u8ba1\u7b97\u673a1s\u5927\u7ea6\u53ef\u4ee5\u6267\u884c10<sup>8<\/sup>-10<sup>9<\/sup>\u6761\u4ee3\u7801\uff0c\u5355\u7247\u673a\u7684\u8bdd\u80af\u5b9a\u4f1a\u66f4\u6162\u3002<\/p>\n\n\n\n<p>\u90a3\u5982\u679c\u9700\u8981\u8f83\u4e3a\u51c6\u786e\u7684\u65f6\u95f4\u7684\u8bdd\uff0c\u53ef\u4ee5\u6253\u5f00stc-isp\uff0c\u9009\u62e9\u8f6f\u4ef6\u5ef6\u65f6\u8ba1\u7b97\u5668\uff0c\u9009\u62e9\u5355\u7247\u673a\u4e0a\u9762\u6676\u632f\u5bf9\u5e94\u7684\u9891\u7387\uff0c\u6211\u7684\u662f11.0592MHz\uff0c\u7136\u540e\u9009\u62e9\u5ef6\u65f6\u7684\u65f6\u95f4\uff0c\u4ee5\u53ca\u6307\u4ee4\u96c6\uff08\u5355\u7247\u673a\u578b\u53f7\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/09\/20230927150502296.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"997\" height=\"720\" data-original=\"https:\/\/image.lolife.top\/2023\/09\/20230927150502296.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-716\"  sizes=\"auto, (max-width: 997px) 100vw, 997px\" \/><\/div><\/figure>\n\n\n\n<p>\u70b9\u51fb\u751f\u6210C\u4ee3\u7801\uff0c\u7136\u540e\u590d\u5236\u5230\u5de5\u4f5c\u533a\u4ee3\u7801\u91cc\u3002\u8fd9\u91cc\u662f1ms\u7684\u5ef6\u65f6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>void Delay1ms()\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\n\t_nop_();\/\/\u5982\u679c\u6709\u8fd9\u4e00\u53e5\u4ee3\u7801\uff0c\u9700\u8981\u52a0\u5934\u6587\u4ef6&lt;INTRINS.H&gt;\n\ti = 2;\n\tj = 199;\n\tdo\n\t{\n\t\twhile (--j);\n\t} while (--i);\n}\n<\/code><\/pre>\n\n\n\n<p>\u4e3a\u4e86\u8c03\u7528\u65b9\u4fbf\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u6539\u4e00\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>void Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n        while(xms--)\/\/\u6267\u884cxms\u6b21\uff0c\u4e5f\u5c31\u662f\u5ef6\u65f6xms\u6beb\u79d2\n        {\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u6211\u4eec\u8ba9\u7b2c\u4e00\u4e2aLED\u4eae500ms\uff0c\u706d500ms\u7684\u65b9\u5f0f\u95ea\u70c1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\n#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.H&gt;\n\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n        while(xms--)\n        {\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid main()\n{\n\t\n\twhile(1)\n\t{\n\t\tP2 = 0xFE; \n\t\tDelay(500); \/\/\u5ef6\u8fdf500ms\n\t    \tP2 = 0xFF;  \n\t\tDelay(500);\n\t} \n}<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u72ec\u7acb\u6309\u952e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 \u72ec\u7acb\u6309\u952e\u6a21\u5757<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/10\/20231025132803421.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"952\" height=\"570\" data-original=\"https:\/\/image.lolife.top\/2023\/10\/20231025132803421.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-721\"  sizes=\"auto, (max-width: 952px) 100vw, 952px\" \/><\/div><\/figure>\n\n\n\n<p>P31\u3001P30\u3001P32\u3001P33\u5206\u522b\u63a5\u4e86K1\u3001K2\u3001K3\u3001K4\uff0c\u5f53\u6211\u4eec\u6309\u4e0b\u5bf9\u5e94\u7684\u6309\u952e\u65f6\uff0c\u5bf9\u5e94\u7684IO\u53e3\u5448\u73b0\u4f4e\u7535\u5e73<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 \u72ec\u7acb\u6309\u952e\u63a7\u5236LED\u72b6\u6001<\/h3>\n\n\n\n<p>K1\u3001K2\u3001K3\u3001K4\u6309\u952e\u5206\u522b\u63a7\u5236LED0\u3001LED1\u3001LED2\u3001LED3\u7684\u4eae\u706d\u3002\u6309\u4e0b\u65f6\uff0c\u5982\u679cLED\u662f\u4eae\u7684\uff0c\u5219\u4f1a\u7184\u706d\uff1b\u5982\u679c\u662f\u7184\u706d\u7684\uff0c\u5219\u4f1a\u4eae\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n\nvoid main()\n{\n\twhile(1)\n\t{\n\t\tif(P3_1==0)\n\t\t{\n\t\t\tP2_0=~P2_0;\/\/\u5bf9IO\u53e3\u8fdb\u884c\u53d6\u53cd\uff0c1\u53d80\uff0c0\u53d81\n\t\t}\n\t\telse if(P3_0==0)\n\t\t{\n\t\t\tP2_1=~P2_1;\n\t\t}\n\t\telse if(P3_2==0)\n\t\t{\n\t\t\tP2_2=~P2_2;\n\t\t}\n\t\telse if(P3_3==0)\n\t\t{\n\t\t\tP2_3=~P2_3;\n\t\t}\n\t}\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 \u6309\u952e\u6d88\u6296<\/h3>\n\n\n\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u770b\u4f3c\u6ca1\u95ee\u9898\uff0c\u4f46\u662f\u771f\u6b63\u5230\u4e86\u5355\u7247\u673a\u4e0a\u9762\uff0c\u4f60\u4f1a\u53d1\u73b0\u53cd\u5e94\u4e0d\u592a\u7075\u654f\u3002\u8fd9\u662f\u56e0\u4e3a\u5f00\u5173\u6309\u4e0b\u6216\u677e\u5f00\u65f6\u5b58\u5728\u6309\u952e\u6296\u52a8\u3002<\/p>\n\n\n\n<p>\u901a\u5e38\u7684\u6309\u952e\u6240\u7528\u5f00\u5173\u4e3a\u673a\u68b0\u5f39\u6027\u5f00\u5173\uff0c\u5f53\u673a\u68b0\u89e6\u70b9\u65ad\u5f00\u3001\u95ed\u5408\u65f6\uff0c\u7531\u4e8e\u673a\u68b0\u89e6\u70b9\u7684\u5f39\u6027\u4f5c\u7528\uff0c\u4e00\u4e2a\u6309\u952e\u5f00\u5173\u5728\u95ed\u5408\u65f6\u4e0d\u4f1a\u9a6c\u4e0a\u7a33\u5b9a\u5730\u63a5\u901a\uff0c\u5728\u65ad\u5f00\u65f6\u4e5f\u4e0d\u4f1a\u4e00\u4e0b\u5b50\u65ad\u5f00\u3002\u6240\u4ee5\u5728\u5f00\u5173\u95ed\u5408\u53ca\u65ad\u5f00\u7684\u77ac\u95f4\u4f1a\u4f34\u968f\u4e00\u8fde\u4e32\u7684\u6296\u52a8\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/10\/20231025140409368-1024x443.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"443\" data-original=\"https:\/\/image.lolife.top\/2023\/10\/20231025140409368-1024x443.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-722\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u6296\u52a8\u65f6\u95f4\u7684\u957f\u77ed\u7531\u6309\u952e\u7684\u673a\u68b0\u7279\u6027\u51b3\u5b9a\uff0c\u4e00\u822c\u4e3a5ms\uff5e10ms\u3002\u6309\u952e\u7a33\u5b9a\u95ed\u5408\u65f6\u95f4\u7684\u957f\u77ed\u5219\u662f\u7531\u64cd\u4f5c\u4eba\u5458\u7684\u6309\u952e\u52a8\u4f5c\u51b3\u5b9a\u7684\u3002\u4e3a\u786e\u4fddCPU\u5bf9\u952e\u7684\u4e00\u6b21\u95ed\u5408\u4ec5\u4f5c\u4e00\u6b21\u5904\u7406\uff0c\u5fc5\u987b\u53bb\u9664\u952e\u6296\u52a8\u3002\u5728\u6309\u952e\u95ed\u5408\u7a33\u5b9a\u65f6\u8bfb\u53d6\u952e\u7684\u72b6\u6001\uff0c\u5e76\u4e14\u5fc5\u987b\u5224\u522b\u5230\u952e\u91ca\u653e\u7a33\u5b9a\u540e\u518d\u4f5c\u5904\u7406\u3002<\/p>\n\n\n\n<p>\u6d88\u6296\u7684\u65b9\u5f0f\u6709\u5f88\u591a\u79cd\uff0c\u8fd9\u91cc\u53ea\u8bb2\u4e00\u79cd\u8f6f\u4ef6\u6d88\u6296\uff0c\u5373\u5229\u7528\u8f6f\u4ef6\u5ef6\u65f6\u6d88\u6296\uff1a<\/p>\n\n\n\n<p>\u68c0\u6d4b\u51fa\u6309\u952e\u95ed\u5408\u540e\u6267\u884c\u4e00\u4e2a\u5ef6\u65f6\u7a0b\u5e8f\uff0c5ms\uff5e10ms\uff08\u53d6\u51b3\u4e8e\u673a\u68b0\u7279\u6027\uff09\u7684\u5ef6\u65f6\uff0c\u8ba9\u6309\u952e\u95ed\u5408\u7a33\u5b9a\u540e\u518d\u4e00\u6b21\u68c0\u6d4b\u6309\u952e\u7684\u72b6\u6001\uff0c\u5982\u679c\u4ecd\u4fdd\u6301\u95ed\u5408\u72b6\u6001\u7535\u5e73\uff0c\u5219\u786e\u8ba4\u4e3a\u771f\u6b63\u6709\u952e\u6309\u4e0b\u3002\u5f53\u68c0\u6d4b\u5230\u6309\u952e\u91ca\u653e\u540e\uff0c\u4e5f\u8981\u7ed95ms\uff5e10ms\u7684\u5ef6\u65f6\uff0c\u5f85\u540e\u6cbf\u6296\u52a8\u6d88\u5931\u540e\u624d\u80fd\u8f6c\u5165\u8be5\u952e\u7684\u5904\u7406\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid main()\n{\n\twhile(1)\n\t{\n\t\tif(P3_1==0)\n\t\t{\n\t\t\tDelay(20);\/\/5ms\uff5e10ms\u53ea\u662f\u4e00\u4e2a\u5927\u6982\u8303\u56f4\uff0c20ms\u4f1a\u66f4\u7cbe\u786e\u4e00\u4e9b\uff0c\u4f46\u6d88\u8017\u7684CPU\u8d44\u6e90\u4e5f\u66f4\u591a\uff0c\u4e5f\u53ef\u4ee5\u53d610ms\uff0c\u56e0\u4eba\u800c\u5b9a\n\t\t\tif(P3_1==0)\n\t\t\t{\n\t\t\t\tP2_0=~P2_0;\n\t\t\t\twhile(P3_1==0);\/\/\u7b49\u5f85\u6309\u952e\u91ca\u653e\n                                Delay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t}\n\t\telse if(P3_0==0)\n\t\t{\n\t\t\tDelay(20);\n\t\t\tif(P3_0==0)\n\t\t\t{\n\t\t\t\tP2_1=~P2_1;\n\t\t\t\twhile(P3_0==0);\n                                Delay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t}\n\t\telse if(P3_2==0)\n\t\t{\n\t\t\tDelay(20);\n\t\t\tif(P3_2==0)\n\t\t\t{\n\t\t\t\tP2_2=~P2_2;\n\t\t\t\twhile(P3_2==0);\n                                Delay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t\t\n\t\t}\n\t\telse if(P3_3==0)\n\t\t{\n\t\t\tDelay(20);\n\t\t\tif(P3_3==0)\n\t\t\t{\n\t\t\t\tP2_3=~P2_3;\n\t\t\t\twhile(P3_3==0);\n                                Delay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t\t\n\t\t}\n\t}\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3.4 \u72ec\u7acb\u6309\u952e\u63a7\u5236LED\u663e\u793a\u4e8c\u8fdb\u5236<\/h3>\n\n\n\n<p>K1\u6309\u4e0b\u53d8\u91cf\u52a01\uff0cK2\u6309\u4e0b\u53d8\u91cf\u51cf1\uff0c\u53d8\u91cf\u4ee5\u4e8c\u8fdb\u5236LED\u663e\u793a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid main()\n{\n\tunsigned char LEDNum=0;\n\twhile(1)\n\t{\n\t\tif(P3_1==0)\t\t\t\/\/\u5982\u679cK1\u6309\u952e\u6309\u4e0b\n\t\t{\n\t\t\tDelay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\tif(P3_1==0)\n\t\t\t{\n\t\t\t\tLEDNum++;\t\t\/\/\u53d8\u91cf\u81ea\u589e\n\t\t\t\tP2=~LEDNum;\t\t\/\/\u53d8\u91cf\u53d6\u53cd\u8f93\u51fa\u7ed9LED\n\t\t\t\twhile(P3_1==0);\t\/\/\u677e\u624b\u68c0\u6d4b\n\t\t\t\tDelay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t}\n\t\t\n\t\tif(P3_0==0)\t\t\t\/\/\u5982\u679cK2\u6309\u952e\u6309\u4e0b\n\t\t{\n\t\t\tDelay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\tif(P3_0==0)\n\t\t\t{\n\t\t\t\tLEDNum--;\t\t\/\/\u53d8\u91cf\u81ea\u51cf\n\t\t\t\tP2=~LEDNum;\t\t\/\/\u53d8\u91cf\u53d6\u53cd\u8f93\u51fa\u7ed9LED\n\t\t\t\twhile(P3_0==0);\t\/\/\u677e\u624b\u68c0\u6d4b\n\t\t\t\tDelay(20);\t\t\/\/\u5ef6\u65f6\u6d88\u6296\n\t\t\t}\n\t\t}\n\t}\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u6570\u7801\u7ba1<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 \u6570\u7801\u7ba1\u57fa\u672c\u539f\u7406<\/h3>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-ad2f72ca wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/image.lolife.top\/2023\/10\/20231025145905926.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"491\" height=\"758\" data-original=\"http:\/\/image.lolife.top\/2023\/10\/20231025145905926.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-726\"  sizes=\"auto, (max-width: 491px) 100vw, 491px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/image.lolife.top\/2023\/10\/20231025150038665.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"659\" height=\"811\" data-original=\"http:\/\/image.lolife.top\/2023\/10\/20231025150038665.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-727\" style=\"aspect-ratio:0.812577065351418;width:459px;height:auto\"  sizes=\"auto, (max-width: 659px) 100vw, 659px\" \/><\/div><\/figure>\n<\/div>\n\n\n\n<p>\u6570\u7801\u7ba1\u662f\u7531\u591a\u4e2a\u53d1\u5149\u4e8c\u6781\u7ba1\u5c01\u88c5\u5728\u4e00\u8d77\u7ec4\u62108\u5b57\u578b\u7684\u5668\u4ef6\uff0c\u5f15\u7ebf\u5df2\u5728\u5185\u90e8\u8fde\u63a5\u5b8c\u6210\uff0c\u53ea\u9700\u5f15\u51fa\u5b83\u4eec\u7684\u5404\u4e2a\u7b14\u5212\uff0c\u516c\u5171\u7535\u6781\uff1b2\u3001\u6570\u7801\u7ba1\u5e38\u7528\u6bb5\u6570\u4e00\u822c\u4e3a7\u6bb5\uff0c\u6709\u7684\u53e6\u52a0\u4e00\u4e2a\u5c0f\u6570\u70b9\u3002\u5982\u679c\u516c\u5171\u6781\u63a5\u7684\u662f\u9634\u6781\uff08\u53f3\u4e0a\u56fe\uff09\u5219\u79f0\u4e3a\u5171\u9634\uff1b\u5982\u679c\u63a5\u7684\u662f\u9633\u6781\uff08\u53f3\u4e0b\u56fe\uff09\u5219\u79f0\u4e3a\u5171\u9633\u3002<\/p>\n\n\n\n<p>\u663e\u793a\u65f6\u53ea\u9700\u70b9\u4eae\u5bf9\u5e94\u7684LED\u5373\u53ef\uff0c\u6bd4\u5982\u6211\u4eec\u8981\u663e\u793a5\uff0c\u5219\u53ea\u9700\u8981\u70b9\u4eaea c d f g\u6bb5\u5373\u53ef\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 \u6570\u7801\u7ba1\u6a21\u5757<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/10\/20231025151129834.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1013\" height=\"710\" data-original=\"https:\/\/image.lolife.top\/2023\/10\/20231025151129834.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-728\"  sizes=\"auto, (max-width: 1013px) 100vw, 1013px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/10\/20231026114902626-1024x370.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"370\" data-original=\"https:\/\/image.lolife.top\/2023\/10\/20231026114902626-1024x370.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-731\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5f00\u53d1\u677f\u4e0a\u67098\u4e2a\u6570\u7801\u7ba1\uff0cP0\u63a7\u5236\u6bb5\u9009\uff08a,b,c,d,e,f,g,dp\uff09\uff0cP22\u3001P23\u3001P24\u901a\u8fc774HC138\u8bd1\u7801\u5668\u63a7\u5236\u4f4d\u9009\uff08\u5177\u4f53\u63a7\u5236\u54ea\u4e00\u4e2a\u6570\u7801\u7ba1\uff09\u300274HC138\u7684\u4f5c\u7528\u662f\u901a\u8fc7P22\u3001P23\u3001P24\u4e09\u4e2aIO\u53e3\u6240\u8868\u793a\u7684\u4e8c\u8fdb\u5236\u6570\u9009\u62e9Y0\u2014Y7\u4e2d\u7684\u4e00\u4e2a\u7aef\u53e3\u8f93\u51fa\u4f4e\u7535\u5e73\u3002\u4f8b\u5982\uff1aP22\u3001P23\u3001P24\u5206\u522b\u4e3a1 0 1\uff0c\u4e8c\u8fdb\u5236101\u662f\u5341\u8fdb\u5236\u76845\uff0c\u5373Y5\u4f1a\u8f93\u51fa\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n<p>\u7ecf\u8fc7\u6d4b\u8bd5\uff0c8\u4e2a\u6570\u7801\u7ba1\u662f\u5171\u9634\u6570\u7801\u7ba1\uff0c\u516c\u5171\u7aef\u4f4e\u7535\u5e73\u6709\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.3 \u9759\u6001\u6570\u7801\u7ba1\u663e\u793a<\/h3>\n\n\n\n<p>\u8ba9\u6bcf\u4e00\u4f4d\u6570\u7801\u7ba1\u5206\u522b\u663e\u793a\u6570\u5b575<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid main()\n{\n\tunsigned char i=0;\/\/\u4f4d\u9009\n\tP0=0x6D;\/\/\u663e\u793a\u6570\u5b575\uff0c\u5373a c d f g\u9ad8\u7535\u5e73\uff0c\u5176\u4f59\u4e3a\u4f4e\u7535\u5e73\uff0c\u4e8c\u8fdb\u5236\u5c31\u662f0110 1101\uff0c\u5341\u516d\u8fdb\u5236\u4e3a0x6D\n\twhile(1)\n\t{\n\t\tP2_2=i&amp;1;\/\/\u53d6\u51fai\u7684\u6700\u4f4e\u4f4d\n\t\tP2_3=i&gt;&gt;1&amp;1;\/\/\u53f3\u79fb\u4e00\u4f4d\u540e\u518d\u53d6\u51fa\u6700\u4f4e\u4f4d\n\t\tP2_4=i&gt;&gt;2&amp;1;\/\/\u53f3\u79fb\u4e24\u4f4d\u540e\u518d\u53d6\u51fa\u6700\u4f4e\u4f4d\n\t\t\/*\n\t\t\u4f8b\u5982i\u4e3a5\uff0c\u4e8c\u8fdb\u5236\u8868\u793a\u4e3a101\uff0c\u7b2c\u4e00\u6b21\u53d6\u51fa\u6700\u4f4e\u4e00\u4f4d1\u8d4b\u503c\u7ed9P2_2\n\t\t\u7136\u540e\u5148\u53f3\u79fb\u4e00\u4f4d\uff0c101--&gt;010\uff0c\u53d6\u51fa\u6700\u4f4e\u4f4d\u4e3a0\u8d4b\u503c\u7ed9P2_3;\n\t\t\u63a5\u7740\u53f3\u79fb\u4e24\u4f4d\uff0c101--&gt;001\uff0c\u53d6\u51fa\u6700\u4f4e\u4f4d\u4e3a1\u8d4b\u503c\u7ed9P2_4;\n\t\t\u8fd9\u6837P22\u3001P23\u3001P24\u5c31\u5206\u522b\u4e3a1 0 1\u4e86\n\t\t*\/\n\t\tif(++i==8)i=0;\/\/i\u7b49\u4e8e8\u540e\uff0c\u518d\u5c06\u5176\u91cd\u7f6e\u4e3a0\n\t\tDelay(1000);\/\/\u5ef6\u65f61s\n\t}\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4.4 \u52a8\u6001\u6570\u7801\u7ba1\u663e\u793a<\/h3>\n\n\n\n<p>\u5728\u4e0a\u4e00\u4e2a\u6837\u4f8b\u4e2d\uff0c\u6570\u7801\u7ba1\u6bcf\u6b21\u53ea\u80fd\u9009\u62e9\u4e00\u4e2a\u6570\u7801\u7ba1\u8fdb\u884c\u663e\u793a\uff0c\u5982\u679c\u8981\u591a\u4e2a\u6570\u7801\u7ba1\u540c\u65f6\u8fdb\u884c\u663e\u793a\uff0c\u79f0\u4e3a\u6570\u7801\u7ba1\u7684\u52a8\u6001\u663e\u793a\u3002<\/p>\n\n\n\n<p>\u6570\u7801\u7ba1\u7684\u52a8\u6001\u663e\u793a\uff1a\u6570\u7801\u7ba1\u7684\u52a8\u6001\u663e\u793a\u53c8\u53eb\u505a\u6570\u7801\u7ba1\u7684\u52a8\u6001\u626b\u63cf\u3002\u52a8\u6001\u663e\u793a\u7684\u7279\u70b9\u662f\uff1a\u5c06\u6240\u6709\u4f4d\u6570\u7801\u7ba1\u6bb5\u9009\u7ebf\u5e76\u8054\u5728\u4e00\u8d77\uff0c\u7531\u4f4d\u9009\u63a7\u5236\u662f\u54ea\u4e00\u4f4d\u6570\u7801\u7ba1\u6709\u6548\u3002\u6240\u8c13\u52a8\u6001\u626b\u63cf\u663e\u793a\u5373\u8f6e\u6d41\u5411\u5404\u4f4d\u6570\u7801\u7ba1\u9001\u51fa\u5b57\u578b\u7801\u548c\u76f8\u5e94\u7684\u4f4d\u9009\uff0c\u5229\u7528\u53d1\u5149\u7ba1\u7684\u4f59\u6656\u548c\u4eba\u773c\u89c6\u89c9\u6682\u7559\u4f5c\u7528\uff0c\u4f7f\u4eba\u611f\u89c9\u597d\u50cf\u5404\u4f4d\u6570\u7801\u7ba1\u540c\u65f6\u90fd\u5728\u663e\u793a\uff0c\u800c\u5b9e\u9645\u4e0a\u591a\u4f4d\u6570\u7801\u7ba1\u662f\u4e00\u4f4d\u4e00\u4f4d\u8f6e\u6d41\u663e\u793a\u7684\uff0c\u53ea\u662f\u8f6e\u6d41\u7684\u901f\u5ea6\u6bd4\u8f83\u5feb\uff0c\u4eba\u773c\u5df2\u7ecf\u65e0\u6cd5\u5206\u8fa8\u51fa\u6765\u3002<br><\/p>\n\n\n\n<p>\u6bcf\u4e2a\u6570\u7801\u7ba1\u5206\u522b\u663e\u793a0\u20147<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\/\/\u5148\u5c06\u6570\u7801\u7ba1\u6bb5\u7801\u8bb0\u5f55\u4e0b\u6765    0    1    2    3    4   5    6     7    8    9\nunsigned char seg_dula&#91;]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};\n\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid main()\n{\n\tunsigned char i=0;\n\twhile(1)\n\t{\n\t\tP0=0;\/\/\u4e3a\u4e86\u907f\u514d\u5e72\u6270\uff0c\u5728\u663e\u793a\u4e4b\u524d\u5148\u5168\u90e8\u5173\u95ed\uff0c\u5728\u4f5c\u663e\u793a\n\t\tP2_2=i&amp;1;\n\t\tP2_3=i&gt;&gt;1&amp;1;\n\t\tP2_4=i&gt;&gt;2&amp;1;\n\t\tP0=seg_dula&#91;i];\/\/\u9009\u62e9\u8981\u663e\u793a\u7684\u6570\u5b57\n\t\tif(++i==8)i=0;\n\t\tDelay(1);\/\/\u77ed\u6682\u5ef6\u65f6\u4f7f\u663e\u793a\u66f4\u7a33\u5b9a\n\t}\n}<\/code><\/pre>\n\n\n\n<p>\u4ece0\u663e\u793a\u52301000<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\/\/\u5148\u5c06\u6570\u7801\u7ba1\u6bb5\u7801\u8bb0\u5f55\u4e0b\u6765    0    1    2    3    4   5    6     7    8    9  \u4e0d\u663e\u793a\nunsigned char seg_dula&#91;]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0};\nunsigned char Buffer&#91;]={10,10,10,10,10,10,10,10};\/\/\u663e\u793a\u7f13\u51b2\u6570\u7ec4(8\u4e2a\u6570\u7801\u7ba1\u5206\u522b\u8981\u663e\u793a\u7684\u6570\u5b57)\nunsigned int num=0,x;\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid display()\n{\n\tunsigned char i=0;\n\tfor(i;i&lt;8;i++)\n\t{\n\t\tP0=0;\n\t\tP2_2=i&amp;1;\n\t\tP2_3=i&gt;&gt;1&amp;1;\n\t\tP2_4=i&gt;&gt;2&amp;1;\n\t\tP0=seg_dula&#91;Buffer&#91;i]];\n\t\tDelay(1);\/\/\u77ed\u6682\u5ef6\u65f6\u4f7f\u663e\u793a\u66f4\u7a33\u5b9a\n\t}\n}\n\nvoid main()\n{\n\tunsigned char i=0,j=0;\n\twhile(1)\n\t{\n\t\tx=num;\n\t\tfor(i=0;i&lt;8;i++)\n\t\t{\n\t\t\tBuffer&#91;i]=x%10;\n\t\t\tx\/=10;\n\t\t\tif(x==0)break;\n\t\t}\n\t\tfor(j=0;j&lt;25;j++)\n\t\t{\n\t\t\tdisplay();;\n\t\t}\n\t\tif(++num&gt;1000)\/\/\u5927\u4e8e1000\u540e\u6e05\u7a7a\u7f13\u51b2\u6570\u7ec4\n\t\t{\n\t\t\tfor(i=0;i&lt;8;i++)\n\t\t\t{\n\t\t\t\tBuffer&#91;i]=10;\n\t\t\t}\n\t\t\tnum=0;\n\t\t}\n\t}\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u77e9\u9635\u6309\u952e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 \u77e9\u9635\u6309\u952e\u6a21\u5757<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/10\/20231026141207744-1010x1024.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1010\" height=\"1024\" data-original=\"https:\/\/image.lolife.top\/2023\/10\/20231026141207744-1010x1024.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-733\"  sizes=\"auto, (max-width: 1010px) 100vw, 1010px\" \/><\/div><\/figure>\n\n\n\n<p>\u77e9\u9635\u6309\u952e\u75314\u884c4\u5217\u6309\u952e\u7ec4\u6210\uff0c\u8ddf\u72ec\u7acb\u6309\u952e\u7684\u539f\u7406\u4e00\u6837\uff0c\u68c0\u6d4b\u7535\u5e73\u7684\u9ad8\u4f4e\u6765\u5224\u65ad\u6309\u952e\u662f\u5426\u6309\u4e0b\u3002\u552f\u4e00\u7684\u533a\u522b\u5c31\u662f\u72ec\u7acb\u6309\u952e\u7684\u53e6\u4e00\u7aef\u63a5\u5730\uff0c\u800c\u77e9\u9635\u6309\u952e\u5168\u90e8\u63a5IO\u53e3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 \u6309\u952e\u68c0\u6d4b\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u91c7\u53d6\u9010\u884c\u6216\u9010\u5217\u626b\u63cf\u7684\u65b9\u5f0f\u68c0\u6d4b\uff1a\u5148\u8ba9P1=0xFF\uff0cP1_7=0;\u5224\u65adP1_0\u2014\u2014P1_3\u662f\u5426\u4e3a0\uff0c\u5982\u679c\u4e3a0\uff0c\u5219\u7531\u884c\u4e0e\u5217\u5c31\u53ef\u4ee5\u786e\u5b9a\u662f\u54ea\u4e2a\u6309\u952e\u6309\u4e0b\uff0c\u6bd4\u5982\u8bf4\uff0cP1_2=0\uff0c\u987a\u7740P1_2\u8d70\u5230P1_7\u5c31\u53ef\u4ee5\u5224\u65ad\u51fa\u662fS2\u6309\u952e\u6309\u4e0b\u3002\u4ee5\u6b64\u7c7b\u63a8\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>unsigned char MatrixKey()\/\/\u8fd4\u56de\u6309\u952e\u7801 1\u201416\n{\n\tunsigned char KeyNumber=0;\n\t\n\tP1=0xFF;\n\tP1_3=0;\n\tif(P1_7==0){Delay(20);while(P1_7==0);Delay(20);KeyNumber=1;}\n\tif(P1_6==0){Delay(20);while(P1_6==0);Delay(20);KeyNumber=5;}\n\tif(P1_5==0){Delay(20);while(P1_5==0);Delay(20);KeyNumber=9;}\n\tif(P1_4==0){Delay(20);while(P1_4==0);Delay(20);KeyNumber=13;}\n\t\n\tP1=0xFF;\n\tP1_2=0;\n\tif(P1_7==0){Delay(20);while(P1_7==0);Delay(20);KeyNumber=2;}\n\tif(P1_6==0){Delay(20);while(P1_6==0);Delay(20);KeyNumber=6;}\n\tif(P1_5==0){Delay(20);while(P1_5==0);Delay(20);KeyNumber=10;}\n\tif(P1_4==0){Delay(20);while(P1_4==0);Delay(20);KeyNumber=14;}\n\t\n\tP1=0xFF;\n\tP1_1=0;\n\tif(P1_7==0){Delay(20);while(P1_7==0);Delay(20);KeyNumber=3;}\n\tif(P1_6==0){Delay(20);while(P1_6==0);Delay(20);KeyNumber=7;}\n\tif(P1_5==0){Delay(20);while(P1_5==0);Delay(20);KeyNumber=11;}\n\tif(P1_4==0){Delay(20);while(P1_4==0);Delay(20);KeyNumber=15;}\n\t\n\tP1=0xFF;\n\tP1_0=0;\n\tif(P1_7==0){Delay(20);while(P1_7==0);Delay(20);KeyNumber=4;}\n\tif(P1_6==0){Delay(20);while(P1_6==0);Delay(20);KeyNumber=8;}\n\tif(P1_5==0){Delay(20);while(P1_5==0);Delay(20);KeyNumber=12;}\n\tif(P1_4==0){Delay(20);while(P1_4==0);Delay(20);KeyNumber=16;}\n\t\n\treturn KeyNumber;\n}<\/code><\/pre>\n\n\n\n<p>\u7ebf\u7ffb\u8f6c\u626b\u63cf\u65b9\u6cd5\uff1a\u5bf9P1\u8d4b\u503c\u4e3a0x0F\uff08\u884c\u5168\u4e3a0\uff0c\u5217\u5168\u4e3a1\uff09\uff0c\u5728\u5bf9P1\u8fdb\u884c\u68c0\u6d4b\uff0c\u5982\u679cP1\u4e0d\u7b49\u4e8e0x0F\uff0c\u5219\u6709\u6309\u952e\u6309\u4e0b\uff0c\u5bf9\u6b64\u65f6\u7684P1\u8fdb\u884c\u8bfb\u53d6\u5e76\u8bb0\u5f55\uff0c\u518d\u4ee4P1=0xF0\uff0c\u518d\u5bf9P1\u8fdb\u884c\u8bfb\u53d6\u5e76\u8bb0\u5f55\uff0c\u6b64\u65f6\u8fd9\u4e24\u4e2a\u6570\u7684\u5c31\u53ef\u4ee5\u786e\u5b9a\u54ea\u4e2a\u6309\u952e\u6309\u4e0b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\nunsigned char MatrixKey()\n{\n\tunsigned char key_value=0;\n\tP1=0x0F;\n\tif(P1!=0x0F)\n\t{\t\n\t\tDelay(20);\n\t\tif(P1!=0x0F)\n\t\t{\n\t\t\tP1=0x0F;\n\t\t\tswitch(P1)\/\/\u786e\u5b9a\u5217\n\t\t\t{\n\t\t\t\tcase 0x07:key_value=1;break;\n\t\t\t\tcase 0x0B:key_value=2;break;\n\t\t\t\tcase 0x0D:key_value=3;break;\n\t\t\t\tcase 0x0E:key_value=4;break;\n\t\t\t}\n\t\t\tP1=0xF0;\n\t\t\tswitch(P1)\/\/\u786e\u5b9a\u884c\n\t\t\t{\n\t\t\t\tcase 0x70:key_value=key_value;break;\n\t\t\t\tcase 0xB0:key_value=key_value+4;break;\n\t\t\t\tcase 0xD0:key_value=key_value+8;break;\n\t\t\t\tcase 0xE0:key_value=key_value+12;break;\n\t\t\t}\n\t\t\twhile(P1!=0xF0);\/\/\u7b49\u5f85\u6309\u952e\u677e\u5f00\n\t\t}\n\t}\n\treturn key_value;\n\t\t\n}<\/code><\/pre>\n\n\n\n<p>\u4f18\u70b9\uff1a\u53ea\u9700\u8981\u8fdb\u884c\u4e24\u6b21\u626b\u63cf\u5373\u53ef\u786e\u5b9a\u6309\u952e<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5.3 \u6570\u7801\u7ba1\u663e\u793a\u77e9\u9635\u6309\u952e\u6309\u952e\u7801<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;REGX52.H&gt;\n#include &lt;INTRINS.h&gt;\n\/\/\u5148\u5c06\u6570\u7801\u7ba1\u6bb5\u7801\u8bb0\u5f55\u4e0b\u6765    0    1    2    3    4   5    6     7    8    9  \u4e0d\u663e\u793a\nunsigned char seg_dula&#91;]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0};\nunsigned char Buffer&#91;]={10,10,10,10,10,10,10,10};\/\/\u663e\u793a\u7f13\u51b2\u6570\u7ec4(8\u4e2a\u6570\u7801\u7ba1\u5206\u522b\u8981\u663e\u793a\u7684\u6570\u5b57)\nunsigned int num=0,x;\nvoid Delay(unsigned int xms)\t\t\/\/@11.0592MHz\n{\n\tunsigned char data i, j;\n\t\n\twhile(xms--)\n\t{\t\n\t\t_nop_();\n\t\ti = 2;\n\t\tj = 199;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\nvoid display()\n{\n\tunsigned char i=0;\n\tfor(i;i&lt;8;i++)\n\t{\n\t\tP0=0;\n\t\tP2_2=i&amp;1;\n\t\tP2_3=i&gt;&gt;1&amp;1;\n\t\tP2_4=i&gt;&gt;2&amp;1;\n\t\tP0=seg_dula&#91;Buffer&#91;i]];\n\t\tDelay(1);\/\/\u77ed\u6682\u5ef6\u65f6\u4f7f\u663e\u793a\u66f4\u7a33\u5b9a\n\t}\n}\n\nunsigned char MatrixKey()\n{\n\tunsigned char key_value=0;\n\tP1=0x0F;\n\tif(P1!=0x0F)\n\t{\t\n\t\tDelay(20);\n\t\tif(P1!=0x0F)\n\t\t{\n\t\t\tP1=0x0F;\n\t\t\tswitch(P1)\n\t\t\t{\n\t\t\t\tcase 0x07:key_value=1;break;\n\t\t\t\tcase 0x0B:key_value=2;break;\n\t\t\t\tcase 0x0D:key_value=3;break;\n\t\t\t\tcase 0x0E:key_value=4;break;\n\t\t\t}\n\t\t\tP1=0xF0;\n\t\t\tswitch(P1)\n\t\t\t{\n\t\t\t\tcase 0x70:key_value=key_value;break;\n\t\t\t\tcase 0xB0:key_value=key_value+4;break;\n\t\t\t\tcase 0xD0:key_value=key_value+8;break;\n\t\t\t\tcase 0xE0:key_value=key_value+12;break;\n\t\t\t}\n\t\t\twhile(P1!=0xF0)\n\t\t\t{\n\t\t\t\tBuffer&#91;0]=key_value%10;\n\t\t\t\tBuffer&#91;1]=key_value\/10%10;\n\t\t\t\tdisplay();\n\t\t\t}\n\t\t}\n\t}\n\treturn key_value;\n\t\t\n}\n\nvoid main()\n{\n\twhile(1)\n\t{\n\t\tMatrixKey();\n\t}\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668<\/h2>\n\n\n\n<p>51\u7cfb\u5217\u7684\u5355\u7247\u673a\u5185\u90e8\u90fd\u6709\u4e24\u4e2a\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668T0\u3001T1\uff1b\u6bcf\u4e2a\u5b9a\u65f6\u5668\u8ba1\u6570\u5668\u90fd\u6709\u5b9a\u65f6\u65b9\u5f0f\u548c\u8ba1\u6570\u65b9\u5f0f\u4e24\u79cd\u5de5\u4f5c\u65b9\u5f0f\u3002\u53ef\u901a\u8fc7\u5185\u90e8\u7684\u7279\u6b8a\u5bc4\u5b58\u5668TMOD\u6765\u9009\u62e9T0\u6216T1\u4e3a\u5b9a\u65f6\u5668\u8fd8\u662f\u8ba1\u6570\u5668\u3002\u5176\u672c\u8d28\u662f\u5bf9\u8109\u51b2\u8fdb\u884c\u8ba1\u6570\uff0c\u5e76\u5b58\u50a8\u8ba1\u6570\u503c\uff0c\u5f53\u8fd9\u4e2a\u8ba1\u6570\u503c\u6ea2\u51fa\u65f6\u5c31\u4f1a\u8fdb\u5165\u4e2d\u65ad\u7cfb\u7edf\u6267\u884c\u4e2d\u65ad\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.1 \u4e2d\u65ad\u7cfb\u7edf<\/h3>\n\n\n\n<p>\u7531\u4e8e\u7bc7\u5e45\u8fc7\u957f\u4ee5\u53ca\u7e41\u7410\uff0c\u6240\u4ee5\u8be5\u5c0f\u8282\u4f1a\u5355\u72ec\u4f5c\u4e3a\u4e00\u7bc7\u6587\u7ae0\uff0c\u8be6\u60c5\u8bf7\u8df3\u8f6c\uff1a<a href=\"https:\/\/lolife.top\/?p=739\">\u4e2d\u65ad\u7cfb\u7edf \u2013 Aurora&#8217;s Blog (lolife.top)<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.2 \u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668T0\u548cT1\u7684\u76f8\u5173\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231106120026106.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"847\" height=\"218\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231106120026106.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-751\"  sizes=\"auto, (max-width: 847px) 100vw, 847px\" \/><\/div><\/figure>\n\n\n\n<p>\u7531\u4e8eTCON\u662f\u53ef\u4f4d\u5bfb\u5740\u7684\uff0c\u6240\u4ee5\u53ef\u4ee5\u5bf9TCON\u4e0b\u7684\u6bcf\u4e00\u4f4d\u5355\u72ec\u914d\u7f6e\u3002<\/p>\n\n\n\n<p><em>\u5c0f\u77e5\u8bc6\uff1a<\/em><\/p>\n\n\n\n<p><em>\u53ef\u4f4d\u5bfb\u5740\uff1a\u53ef\u5bf9\u8be5\u5bc4\u5b58\u5668\u4e0b\u7684\u6bcf\u4e00\u4f4d\u5355\u72ec\u914d\u7f6e\uff0c\u4f8b\u5982TCON\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u5bf9TF0\u7b49\u76f4\u63a5\u64cd\u4f5c\uff1b<\/em><\/p>\n\n\n\n<p><em>\u4e0d\u53ef\u4f4d\u5bfb\u5740\uff1a\u4e0d\u80fd\u5355\u72ec\u914d\u7f6e\uff0c\u9700\u8981\u5bf9\u6574\u4e2a\u5bc4\u5b58\u5668\u8fdb\u884c\u914d\u7f6e\uff0c\u4f8b\u5982TOMD\uff0c\u53ea\u80fd\u5bf9\u6574\u4e2a\u5bc4\u5b58\u5668\u4e00\u8d77\u64cd\u4f5c\uff1b<\/em><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">TMOD\u5bc4\u5b58\u5668<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231106133215260.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"863\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231106133215260.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-753\"  sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/div><\/figure>\n\n\n\n<p>\u5b9a\u65f6\u56680\u67094\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff1a13\u4f4d\u5b9a\u65f6\u5668\u300116\u4f4d\u5b9a\u65f6\u5668\u30018\u4f4d\u81ea\u52a8\u88c5\u8f7d\u5b9a\u65f6\u5668\u3001\u53cc8\u4f4d\u5b9a\u65f6\u5668<\/p>\n\n\n\n<p>\u6211\u4eec\u6700\u5e38\u7528\u7684\u662f16\u4f4d\u5b9a\u65f6\u5668\uff0c\u6240\u4ee5\u8fd9\u91cc\u53ea\u8bb216\u4f4d\u5b9a\u65f6\u5668\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.3 \u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668\u7ed3\u6784<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231106134652739.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"935\" height=\"344\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231106134652739.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-754\"  sizes=\"auto, (max-width: 935px) 100vw, 935px\" \/><\/div><\/figure>\n\n\n\n<p>SYSclk\u662f\u7cfb\u7edf\u65f6\u949f\uff0c\u5373\u6676\u632f\u5468\u671f\uff0c\u63a5\u7740\u5bf9\u6676\u632f\u9891\u7387\u8fdb\u884c\u5206\u9891\uff0c\u9ed8\u8ba4\u662f12T\u5206\u9891\uff0cC\/T\u662f\u9009\u62e9\u7528\u5185\u90e8\u7cfb\u7edf\u65f6\u949f\uff08\u7f6e0\uff09\u8fd8\u662f\u5916\u90e8\u65f6\u949f\uff08\u7f6e1\uff09\uff1bTR0\u662f\u5728TCON\u4e2d\u914d\u7f6e\uff0c\u7528\u4e8e\u63a7\u5236\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668\u5f00\u542f\uff08\u7f6e1\uff09\u6216\u5173\u95ed\uff08\u7f6e0\uff09\uff1bGATE\u53ef\u4ee5\u9009\u62e9\u662f\u7531TR0\u5355\u72ec\u63a7\u5236\u5f00\u5173\u8fd8\u662fINT0\u5916\u90e8\u4e2d\u65ad\u4e0eTR0\u5171\u540c\u63a7\u5236\uff0cGATE=0\u65f6\uff0c\u7531TR0\u5355\u72ec\u63a7\u5236\uff0cGATE=1\u65f6\uff0c\u7531INTE0\u4e0eTR0\u5171\u540c\u63a7\u5236\uff08TR0\u53ef\u7406\u89e3\u4e3a\u603b\u63a7\u5236\uff09\u3002<\/p>\n\n\n\n<p>SYSclk\u6bcf\u6765\u4e00\u4e2a\u8109\u51b2\uff0c\u8ba1\u6570\u5c31\u52a01\uff0c\u8fd9\u4e2a\u8ba1\u6570\u662f\u53d8\u91cf\u7531TH0\uff08\u9ad88\u4f4d\uff09\u548cTL0\uff08\u7b2c8\u4f4d\uff09\u5171\u540c\u8868\u793a\uff0c\u5f53\u8fd9\u4e2a\u8ba1\u6570\u6ea2\u51fa\u65f6\uff0c\u5c31\u4f1a\u4ea7\u751f\u4e2d\u65ad\u6807\u5fd7\uff08TF0\uff09\uff0c\u8fdb\u800c\u8fdb\u5165\u4e2d\u65ad\u7cfb\u7edf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.4 \u5b9a\u65f6\u5668\u7684\u914d\u7f6e<\/h3>\n\n\n\n<p>\u5185\u90e8\u65f6\u949f\u6676\u632f\u4e3a12MHz\uff0cT0\u8ba1\u65f6\u5668\u65f6\u95f4\u4e3a1ms\uff1a<\/p>\n\n\n\n<p><strong>TCON<\/strong>\uff1a<\/p>\n\n\n\n<p>\u53ea\u9700\u8981\u914d\u7f6eTR0\u3001TF0\uff1bTR0=1\uff0cTF0=0\uff1b<\/p>\n\n\n\n<p><strong>TMOD<\/strong>\uff1a<\/p>\n\n\n\n<p>\u9ad84\u4e3a\u4e0d\u9700\u8981\u914d\u7f6e\uff0cGATE=0\uff0cC\/T=0\uff0cM1=0\uff0cM0=1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>void Timer0Init(void)\n{\n\tTMOD &amp;= 0xF0;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTMOD |= 0x01;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTL0 = 0x18;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u503c\n\tTH0 = 0xFC;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u503c\n\tTF0 = 0;\t\t\/\/\u6e05\u9664TF0\u6807\u5fd7\n\tTR0 = 1;\t\t\/\/\u5b9a\u65f6\u56680\u5f00\u59cb\u8ba1\u65f6\n\tET0=1;                  \/\/\u4f7f\u80fd\u5b9a\u65f6\u56680\u4e2d\u65ad\n\tEA=1;                   \/\/\u4e2d\u65ad\u603b\u5f00\u5173\u5f00\u542f\n\tPT0=0;                  \/\/\u4e2d\u65ad\u4f18\u5148\u7ea7\u8bbe\u7f6e\uff0c\u5982\u679c\u4e0d\u9700\u8981\u4f18\u5148\u7ea7\u4e5f\u53ef\u4ee5\u4e0d\u5199\n}<\/code><\/pre>\n\n\n\n<p>\u6211\u4eec\u4e5f\u53ef\u4ee5\u7528STC-ISP\u6765\u914d\u7f6e\uff1a<\/p>\n\n\n\n<p>\u9009\u62e9<strong>\u5de5\u5177<\/strong>\u2014\u2014&gt;<strong>\u5b9a\u65f6\u5668\u8ba1\u7b97\u5668<\/strong>\uff0c\u9009\u62e9\u7cfb\u7edf\u9891\u7387\uff08\u6676\u632f\u9891\u7387\uff09\u4ee5\u53ca\u9700\u8981\u7684\u5b9a\u65f6\u7684\u65f6\u95f4\u5c31\u53ef\u4ee5\u4e86<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231107013359673.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"745\" height=\"595\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231107013359673.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-758\"  sizes=\"auto, (max-width: 745px) 100vw, 745px\" \/><\/div><\/figure>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c89C51\u6ca1\u670916\u4f4d\u81ea\u52a8\u91cd\u8f7d\u4ee5\u53ca24\u4f4d\u81ea\u52a8\u91cd\u8f7d\u7684\uff0c\u9009\u62e916\u5b9a\u65f6\u5668\u6a21\u5f0f\u65f6\u4e0d\u8981\u9009\u5230\u4e8616\u81ea\u52a8\u91cd\u8f7d\uff0c\u4ee5\u53ca\u5b9a\u65f6\u5668\u65f6\u949f\u9ed8\u8ba4\u662f12T\u7684\uff0c\u4e0d\u8981\u9009\u62101T\u7684\u3002<\/p>\n\n\n\n<p>\u81ea\u52a8\u91cd\u8f7d\u662f\u6307\uff0c\u5f53\u8ba1\u6570\u5668\u6ea2\u51fa\u65f6\uff0c\u4f1a\u628a\u5b9a\u65f6\u7684\u521d\u503c\u91cd\u65b0\u8d4b\u4e88TH0\u4ee5\u53caTL0\uff0c\u975e\u81ea\u52a8\u91cd\u8f7d\u5219\u9700\u8981\u624b\u52a8\u8d4b\u503c\u3002<\/p>\n\n\n\n<p>AUXR\u662f\u5b9a\u4e49\u7684\u8f85\u52a9\u5bc4\u5b58\u5668\uff0c\u572889C51\u4e2d\u53ea\u6709\u6700\u4f4e\u4e24\u4f4d\u6709\u5177\u4f53\u529f\u80fd\uff0c\u5176\u4ed6\u7684\u6ca1\u6709\u529f\u80fd<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231107015052980.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"686\" height=\"27\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231107015052980.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-759\"  sizes=\"auto, (max-width: 686px) 100vw, 686px\" \/><\/div><\/figure>\n\n\n\n<p>\u6240\u4ee5\u7b2c3\u884c\u6211\u4eec\u53ef\u4ee5\u5220\u9664\uff0c\u4f46\u5176\u4ed6\u7cfb\u5217\u7684\u5355\u7247\u673a\u5219\u4e0d\u4e00\u5b9a\uff0c\u5177\u4f53\u529f\u80fd\u9700\u8981\u67e5\u9605\u624b\u518c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.5 \u5b9a\u65f6\u5668\u65f6\u95f4\u8ba1\u7b97\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\u65f6\u95f4\u4e0e\u9891\u7387\u5448\u5012\u6570\u5173\u7cfb\uff0c100Hz=1\/100s\uff0c\u6240\u4ee5\u5b9a\u65f6\u5668\u7684\u65f6\u95f4\u8ba1\u7b97\u65b9\u6cd5\u4e5f\u662f\u5982\u6b64\uff1a<\/p>\n\n\n\n<p>FOSC\u4e3a\u6676\u632f\u9891\u7387\uff0c\u4f8b\u598212MHz\u300111.0592Mhz\u7b49<\/p>\n\n\n\n<p>\u4e00\u4e2a\u65f6\u95f4\u5468\u671f\uff081\u4e2a\u9891\u7387\u5468\u671f\u7684\u65f6\u95f4\uff09\u4e3a 1\/FOSC \u5355\u4f4d\u4e3aus\uff081MHz=10<sup>6<\/sup>Hz\uff0c1s=10<sup>6<\/sup>us\uff09<\/p>\n\n\n\n<p>\u4e00\u4e2a\u673a\u5668\u5468\u671f\u662f12\/FOSC\uff0812T\uff09\u62161\/FOSC\uff081T\uff09\uff0c\u591a\u5c11\u5206\u9891\u5c31\u662f\u4e58\u591a\u5c11\uff0c89C51\u9ed8\u8ba4\u662f12T\uff0c<\/p>\n\n\n\n<p>\u6240\u4ee5\u5982\u679c\u6676\u632f\u9891\u7387\u4e3a12MHz\u65f6\uff0c\u4e00\u4e2a\u673a\u5668\u5468\u671f\u662f\u65f6\u95f4\u4e3a12\/12=1us\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u673a\u5668\u5468\u671f\u5c31\u662f\u5355\u7247\u673a\u6267\u884c1\u6761\u6307\u4ee4\u6240\u7528\u7684\u65f6\u95f4\uff0c\u6bd4\u5982\u8bf4i++\u3001i&#8211;\u7528\u65f6\u5c31\u662f\u4e00\u4e2a\u673a\u5668\u5468\u671f<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1aFOSC=12MHz\uff0c\u572816\u4f4d\u5b9a\u65f6\u5668\u4e0b\u6211\u4eec\u9700\u8981\u5b9a\u65f61ms\uff1a<\/p>\n\n\n\n<p>1ms=1000us<\/p>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\u5f53\u8ba1\u6570\u503c\u4e3a65535\uff080xFFFF\uff09\u65f6\u518d\u6765\u4e00\u4f4d\u8ba1\u6570\u5c31\u4f1a\u6ea2\u51fa\u8fdb\u800c\u4ea7\u751f\u4e2d\u65ad\u6807\u5fd7\uff0c\u6240\u4ee5\u4e5f\u5c31\u662f\u8ba1\u6570\u4e3a65536\u65f6\u4f1a\u4ea7\u751f\u4e2d\u65ad\uff0c\u6240\u4ee5\u6211\u4eec\u4ece65536-1000=64536\uff080xFC18\uff09\u5f00\u59cb\u8ba1\u6570\uff0c\u4e5f\u5c31\u662f\u9ad8\u4f4d\uff08TH0\uff09\u4e3aFC\uff0c\u5730\u4f4d\uff08TL0\uff09\u4e3a18\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6.6 \u5b9e\u4f8b<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">LED\u95ea\u70c1<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>#include&lt;reg52.h&gt;\nunsigned char count;\nvoid Timer0_Init(void)   \/\/50\u6beb\u79d2@12.000MHz\n{\n\tTMOD &amp;= 0xF0;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTMOD |= 0x01;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTL0 = 0xB0;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u59cb\u503c\n\tTH0 = 0x3C;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u59cb\u503c\n\tTF0 = 0;\t\t    \/\/\u6e05\u9664TF0\u6807\u5fd7\n\tTR0 = 1;\t\t    \/\/\u5b9a\u65f6\u56680\u5f00\u59cb\u8ba1\u65f6\n\tET0=1;              \/\/\u4f7f\u80fd\u5b9a\u65f6\u56680\u4e2d\u65ad\n\tEA=1;\n}\nvoid Timer0_Routine() interrupt 1\t\t\t   \/\/ \u4e2d\u65ad\u670d\u52a1\u7a0b\u5e8f\n{\n\tTH0=0x3C;                \/\/\u91cd\u65b0\u521d\u59cb\u5316\n\tTL0=0xB0;\n\tcount++;\n\tif(count==20)\/\/1s\n\t{\n\t\tcount=0;\n\t\tP2=~P2;\n\t}\n}\n\nvoid main()\t   \n{\n\tTimer0_Init();\n\tP2=0;\n\twhile(1)\n\t{\n\t}\n}\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"> \u72ec\u7acb\u6309\u952e\u63a7\u5236LED\u6d41\u6c34\u706f\u6a21\u5f0f<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>#include&lt;REG52.h&gt;\n#include&lt;INTRINS.h&gt;\nunsigned char KeyNum,LEDMode;\nsbit P3_1=P3^1;\nvoid Delay(unsigned int xms)\t\t\/\/@12.000MHz\n{\n\tunsigned char data i, j;\n\twhile(xms--)\n\t{\n\t\t\n\t\ti = 2;\n\t\tj = 239;\n\t\tdo\n\t\t{\n\t\t\twhile (--j);\n\t\t} while (--i);\n\t}\n}\n\n\nvoid Timer0_Init(void)\t\t\/\/1\u6beb\u79d2@12.000MHz\n{\n\tTMOD &amp;= 0xF0;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTMOD |= 0x01;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTL0 = 0x18;\t\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u59cb\u503c\n\tTH0 = 0xFC;\t\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u59cb\u503c\n\tTF0 = 0;\t\t\t\t\/\/\u6e05\u9664TF0\u6807\u5fd7\n\tTR0 = 1;\t\t\t\t\/\/\u5b9a\u65f6\u56680\u5f00\u59cb\u8ba1\u65f6\n\tET0 = 1;\n\tEA = 1;\n}\nvoid main()\n{\n\tP2=0xFE;\n    Timer0_Init(); \/\/\u5b9a\u65f6\u56680\u521d\u59cb\u5316\n\twhile(1)\n\t{\n\t\tif(P3_1==0) \n\t\t{\n\t\t\tDelay(20);\n\t\t\tif(P3_1==0)\n\t\t\t{\n\t\t\t\twhile(P3_1==0);\n\t\t\t\tDelay(20);\n\t\t\t\tLEDMode++;\n\t\t\t\tif(LEDMode&gt;=2) LEDMode=0;\n\t\t\t}\n\t\t\t\n\t\t}\n\t}\n}\n \nvoid Timer0_Routine() interrupt 1\n{\n    static unsigned int T0Count;\n\tTL0 = 0x18; \/\/\u91cd\u65b0\u8d4b\u503c1ms\n\tTH0 = 0xFC;\n\tT0Count++;\n\tif (T0Count&gt;=500) \/\/0.5s\n\t{\n\t\t  T0Count=0;\n\t\t  if(LEDMode==0)\n\t\t\t  P2=_crol_(P2,1);  \/\/\u5411\u5de6\u79fb\u4f4d\uff0c\u5e76\u4e14\u5faa\u73af\n\t\t  if(LEDMode==1)\n\t\t\t  P2=_cror_(P2,1);  \/\/\u5411\u53f3\u79fb\u4f4d\uff0c\u5e76\u4e14\u5faa\u73af\n\t}\n}\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001\u4e32\u53e3\u901a\u4fe1<\/h2>\n\n\n\n<p>\u4e32\u53e3\u662f\u4e00\u79cd\u5e94\u7528\u5341\u5206\u5e7f\u6cdb\u7684\u901a\u8baf\u63a5\u53e3\uff0c\u4e32\u53e3\u6210\u672c\u4f4e\u3001\u5bb9\u6613\u4f7f\u7528\u3001\u901a\u4fe1\u7ebf\u8def\u7b80\u5355\uff0c\u53ef\u5b9e\u73b0\u4e24\u4e2a\u8bbe\u5907\u7684\u4e92\u76f8\u901a\u4fe1\u3002\u5355\u7247\u673a\u7684\u4e32\u53e3\u53ef\u4ee5\u4f7f\u5355\u7247\u673a\u4e0e\u5355\u7247\u673a\u3001\u5355\u7247\u673a\u4e0e\u7535\u8111\u3001\u5355\u7247\u673a\u4e0e\u5404\u5f0f\u5404\u6837\u7684\u6a21\u5757\u4e92\u76f8\u901a\u4fe1\uff0c\u6781\u5927\u7684\u6269\u5c55\u4e86\u5355\u7247\u673a\u7684\u5e94\u7528\u8303\u56f4\uff0c\u589e\u5f3a\u4e86\u5355\u7247\u673a\u7cfb\u7edf\u7684\u786c\u4ef6\u5b9e\u529b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7.1 \u786c\u4ef6\u7535\u8def<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116135242906.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"846\" height=\"383\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116135242906.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-765\"  sizes=\"auto, (max-width: 846px) 100vw, 846px\" \/><\/div><\/figure>\n\n\n\n<p>TXD\u4e0eRXD\u4ea4\u53c9\u8fde\u63a5\uff1b\u5f53\u7535\u5e73\u6807\u51c6\u4e0d\u4e00\u81f4\u65f6\uff0c\u9700\u8981\u52a0\u7535\u5e73\u8f6c\u6362\u82af\u7247\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7.2 \u539f\u7406<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116135418670-1024x576.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116135418670-1024x576.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-766\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5f53\u5199\u5165SBUF\u6216\u8005\u8bfb\u53d6SBUF\uff08\u53d1\u9001\u6570\u636e\u6216\u8005\u63a5\u6536\u5230\u6570\u636e\uff09\u65f6\uff0cRI\u6216TI\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\u7f6e1\uff0c\u7531\u6b64\u53ef\u8fdb\u5165\u5230\u4e32\u53e3\u7684\u4e2d\u65ad\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p>STC89C52\u7684UART\u6709\u56db\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff1a<br>\u6a21\u5f0f0\uff1a\u540c\u6b65\u79fb\u4f4d\u5bc4\u5b58\u5668<br>\u6a21\u5f0f1\uff1a8\u4f4dUART\uff0c\u6ce2\u7279\u7387\u53ef\u53d8\uff08\u5e38\u7528\uff09<br>\u6a21\u5f0f2\uff1a9\u4f4dUART\uff0c\u6ce2\u7279\u7387\u56fa\u5b9a<br>\u6a21\u5f0f3\uff1a9\u4f4dUART\uff0c\u6ce2\u7279\u7387\u53ef\u53d8<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116140100952-1024x545.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"545\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116140100952-1024x545.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-767\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>RB8\/TB8\u4e00\u822c\u7528\u4e8e\u5947\u5076\u6821\u9a8c\uff0c\u4e5f\u53ef\u81ea\u5b9a\u4e49\uff1b\u6570\u636e\u4f4d8\u4f4d\u5373SBUF\u6570\u636e\u7f13\u51b2\u4f4d\u3002<\/p>\n\n\n\n<p>\u6ce2\u7279\u7387\u7531\u8ba1\u6570\u5668\u4ea7\u751f\uff0c\u6240\u4ee5\u5728\u4f7f\u7528\u4e32\u53e3\u65f6\uff0c\u9700\u8981\u5c4f\u853d\u8ba1\u65f6\u5668\u4e2d\u65ad\u3002<\/p>\n\n\n\n<p>\u5907\u6ce8\uff1a\u4e32\u53e3\u901a\u4fe1\u53ea\u80fd\u7528\u5b9a\u65f6\u56681\uff0c\u5e76\u4e14\u5b9a\u65f6\u56681\u53ea\u80fd\u4f7f\u75288\u4f4d\u81ea\u52a8\u91cd\u88c5\u5de5\u4f5c\u6a21\u5f0f<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7.3 \u4e32\u884c\u53e3\u63a7\u5236\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">SCON<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116141631114.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"92\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116141631114.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-768\"  sizes=\"auto, (max-width: 687px) 100vw, 687px\" \/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116142020990.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"696\" height=\"302\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116142020990.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-770\"  sizes=\"auto, (max-width: 696px) 100vw, 696px\" \/><\/div><\/figure>\n\n\n\n<p>SM2\uff1a\u5141\u8bb8\u65b9\u5f0f2\u6216\u65b9\u5f0f3\u591a\u673a\u901a\u4fe1\u63a7\u5236\u4f4d\uff1b<br>REN\uff1a\u5141\u8bb8\/\u7981\u6b62\u7a7f\u884c\u63a5\u6536\u63a7\u5236\u4f4d\u3002<br>          \u7531\u8f6f\u4ef6\u7f6e\u4f4dREN\uff0cREN=1\u4e3a\u5141\u8bb8\u4e32\u884c\u63a5\u6536\u72b6\u6001\uff0c\u53ef\u542f\u52a8\u4e32\u884c\u63a5\u6536\u5668RxD\uff0c\u5f00\u59cb\u63a5\u6536\u4fe1\u606f\uff1b<br>          \u8f6f\u4ef6\u590d\u4f4dREN\uff0c\u5373REN=0\uff0c\u5219\u7981\u6b62\u63a5\u6536\uff1b<br>TB8\uff1a\u5728\u65b9\u5f0f2\u6216\u65b9\u5f0f3\uff0c\u5b83\u4e3a\u8981\u53d1\u9001\u7684\u7b2c9\u4f4d\u6570\u636e\uff0c\u6309\u9700\u8981\u7531\u8f6f\u4ef6\u7f6e\u4f4d\u6216\u6e050\uff1b<br>RB8\uff1a\u5728\u65b9\u5f0f2\u6216\u65b9\u5f0f3\uff0c\u662f\u63a5\u6536\u5230\u7684\u7b2c9\u4f4d\u6570\u636e\uff1b<br>TI\uff1a \u53d1\u9001\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\u3002\u5728\u65b9\u5f0f0\uff0c\u5f53\u4e32\u884c\u53d1\u9001\u6570\u636e\u7b2c8\u4f4d\u7ed3\u675f\u65f6\uff0c\u7531\u5185\u90e8\u786c\u4ef6\u81ea\u52a8\u7f6e\u4f4d\uff0c\u5373TI=1\uff0c\u5411\u4e3b\u673a\u8bf7\u6c42\u4e2d\u65ad\uff0c\u54cd\u5e94\u4e2d\u65ad\u540e\u5fc5\u987b\u7528\u8f6f\u4ef6\u590d\u4f4d\uff0c\u5373TI=0\u3002\u5728\u5176\u4ed6\u65b9\u5f0f\u4e2d\uff0c\u5219\u5728\u505c\u6b62\u4f4d\u5f00\u59cb\u53d1\u9001\u65f6\u7531\u5185\u90e8\u786c\u4ef6\u7f6e\u4f4d\uff0c\u5fc5\u987b\u7528\u8f6f\u4ef6\u590d\u4f4d\uff1b<br>RI\uff1a\u63a5\u6536\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\u3002\u5728\u65b9\u5f0f0\uff0c\u5f53\u4e32\u884c\u63a5\u6536\u5230\u7b2c8\u4f4d\u7ed3\u675f\u65f6\u7531\u5185\u90e8\u786c\u4ef6\u81ea\u52a8\u7f6e\u4f4dRI=1\uff0c\u5411\u4e3b\u673a\u8bf7\u6c42\u4e2d\u65ad\uff0c\u54cd\u5e94\u4e2d\u65ad\u540e\u5fc5\u987b\u7528\u8f6f\u4ef6\u590d\u4f4d\uff0c\u5373RI=0\u3002\u5728\u5176\u4ed6\u65b9\u5f0f\u4e2d\uff0c\u4e32\u884c\u63a5\u6536\u5230\u505c\u6b62\u4f4d\u7684\u4e2d\u95f4\u65f6\u523b\u7531\u5185\u90e8\u786c\u4ef6\u7f6e\u4f4d\uff0c\u5373RI=1\uff08\u4f8b\u5916\u60c5\u51b5\u89c1SM2\u8bf4\u660e\uff09\uff0c\u5fc5\u987b\u7531\u8f6f\u4ef6\u590d\u4f4d\uff0c\u5373RI=0\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">PCON<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231116142112751.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"701\" height=\"193\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231116142112751.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-771\"  sizes=\"auto, (max-width: 701px) 100vw, 701px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">7.4 \u6ce2\u7279\u7387\u7684\u8ba1\u7b97\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u4e0a\u4e24\u4e2a\u56fe\u4e2d\u5df2\u7ecf\u6709\u4e86\u8be6\u7ec6\u7684\u8ba1\u7b97\u516c\u5f0f\uff0c\u4e0b\u9762\u53ea\u7528\u5176\u4e2d\u7684\u4e00\u4e2a\u516c\u5f0f\u4f5c\u4e3a\u4f8b\u5b50\u8bb2\u89e3\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u6ea2\u51fa\u7387\uff1a<\/h4>\n\n\n\n<p>\u5b9a\u65f6\u5668T1\u6ea2\u51fa\u4e00\u6b21\u7684\u65f6\u95f4\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231126033326341.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"978\" height=\"212\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231126033326341.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-774\" style=\"width:368px;height:auto\"  sizes=\"auto, (max-width: 978px) 100vw, 978px\" \/><\/div><\/figure>\n\n\n\n<p>\u800c\u6ea2\u51fa\u7387\u4e3a\u6ea2\u51fa\u4e00\u6b21\u65f6\u95f4\u7684\u5012\u6570\uff0c\u6240\u4ee5\u6ea2\u51fa\u7387\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231126033723203.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"831\" height=\"222\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231126033723203.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-776\" style=\"width:391px;height:auto\"  sizes=\"auto, (max-width: 831px) 100vw, 831px\" \/><\/div><\/figure>\n\n\n\n<p>\u4ee5\u65b9\u5f0f1\u4e3a\u4f8b\uff0c\u516c\u5f0f\u4e3a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/image.lolife.top\/2023\/11\/20231126034320750.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"653\" height=\"304\" data-original=\"https:\/\/image.lolife.top\/2023\/11\/20231126034320750.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-777\" style=\"width:297px;height:auto\"  sizes=\"auto, (max-width: 653px) 100vw, 653px\" \/><\/div><\/figure>\n\n\n\n<p>SMOD\u5373\u6ce2\u7279\u7387\u662f\u5426\u52a0\u500d\uff0c\u52a0\u500dSMOD=1\uff0c\u4e0d\u52a0\u500dSMOD=0<\/p>\n\n\n\n<p>\u5bf9\u4e8e12MHz\u6676\u632f\u6765\u8bf4\uff0c\u8ba1\u7b97\u6ce2\u7279\u7387\u662f\u6709\u4e00\u5b9a\u8bef\u5dee\u7684\uff0c\u8fd9\u79cd\u60c5\u51b5\u5c31\u53ef\u4ee5\u91c7\u7528\u6ce2\u7279\u7387\u52a0\u500d\u7684\u65b9\u5f0f\u964d\u4f4e\u8bef\u5dee<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1a12MHz\u6676\u632f\u9009\u62e94800\u6ce2\u7279\u7387\u65f6\uff0c\u8ba1\u7b97\u51fa\u6765\u7684TH1\u4e3a249.49\uff0c\u7531\u4e8eTH1\u53ea\u80fd\u662f\u6574\u6570\uff0c\u6240\u4ee5\u53ea\u80fd\u9009249\u6216250\uff0c\u5982\u679c\u9009\u62e9TH1=249\uff0c\u5219\u6ce2\u7279\u7387\u7ea6\u4e3a4464\uff0c\u8bef\u5dee\u7387\u4e3a7%\uff1b\u5982\u679c\u9009\u62e9TH1=250\uff0c\u6ce2\u7279\u7387\u4e3a5208\uff0c\u8bef\u5dee\u7387\u4e3a8.5%\uff1b\u4f46\u5982\u679c\u9009\u62e9\u6ce2\u7279\u7387\u52a0\u500d(SMOD=1)\uff0cTH1=242.979\uff0c\u53d6243\u8bef\u5dee\u66f4\u5c0f\uff0c\u6ce2\u7279\u7387\u4e3a4807\uff0c\u8bef\u5dee\u7387\u4e3a0.145%<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7.5 \u7535\u8111\u901a\u8fc7\u4e32\u53e3\u63a7\u5236  LED \u70b9\u4eae<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>#include&lt;REG52.h>\nvoid UartInit(void)\t\t\/\/4800bps@12.000MHz\n{\n\tPCON |= 0x80;\t\t\/\/\u6ce2\u7279\u7387\u52a0\u500d\n\tSCON = 0x50;\t\t\/\/8\u4f4d\u6570\u636e,\u53ef\u53d8\u6ce2\u7279\u7387\n\tTMOD &amp;= 0x0F;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTMOD |= 0x20;\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u5668\u6a21\u5f0f\n\tTL1 = 0xF3;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u521d\u59cb\u503c\n\tTH1 = 0xF3;\t\t\t\/\/\u8bbe\u7f6e\u5b9a\u65f6\u91cd\u8f7d\u503c\n\tET1 = 0;\t\t\t\/\/\u7981\u6b62\u5b9a\u65f6\u5668\u4e2d\u65ad\n\tTR1 = 1;\t\t\t\/\/\u5b9a\u65f6\u56681\u5f00\u59cb\u8ba1\u65f6\n\tEA=1;\t\t\t\t\/\/\u4e2d\u65ad\u6253\u5f00\n\tES=1;\n}\n\n\nvoid UART_SendByte(unsigned char Date)\/\/\u53d1\u9001\u6570\u636e\n{\n\tSBUF=Date;\n\twhile(TI==0);\n\tTI=0;\n}\n\/\/\u5982\u679c\u8981\u901a\u8fc7\u4e2d\u65ad\u7684\u65b9\u5f0f\u63a5\u6536\u6570\u636e\uff0c\u4e00\u5b9a\u8981\u8bb0\u5f97\u6253\u5f00\u4e2d\u65ad(EA\u3001ES)\n\/\/STC-ISP\u7684\u4e32\u53e3\u6ce2\u7279\u7387\u8ba1\u65f6\u5668\u9ed8\u8ba4\u662f\u6ca1\u6709\u6253\u5f00\u4e2d\u65ad\u7684\nvoid UART_Routine() interrupt 4\n{\n\tif(RI==1)\t\t\t\t\t\/\/\u5982\u679c\u63a5\u6536\u6807\u5fd7\u4f4d\u4e3a1\uff0c\u63a5\u6536\u5230\u4e86\u6570\u636e\n\t{\n\t\tP2=~SBUF;\t\t\t\t\/\/\u8bfb\u53d6\u6570\u636e\uff0c\u53d6\u53cd\u540e\u8f93\u51fa\u5230LED\n\t\tUART_SendByte(SBUF);\t\/\/\u5c06\u53d7\u5230\u7684\u6570\u636e\u53d1\u56de\u4e32\u53e3\n\t\tRI=0;\t\t\t\t\t\/\/\u63a5\u6536\u6807\u5fd7\u4f4d\u6e050\n\t}\n}\n\nvoid main()\n{\n\tunsigned char Sec=0;\n\tUartInit();\n\twhile(1)\n\t{\n\t\t\n\t}\n}<\/code><\/pre>\n\n\n\n<p>OK\u4e86\uff0c\u57fa\u7840\u7bc7\u5c31\u8bb2\u5230\u8fd9\u5427\uff0c\u8fd9\u7bc7\u4e5f\u5199\u4e86\u633a\u591a\u7684\u4e86\uff0c\u4e00\u4e9b\u5916\u8bbe\u7684\u4f7f\u7528\uff08\u5982\u70b9\u9635\u5c4f\u3001\u8702\u9e23\u5668\u7b49\uff09\u7b49\u5728\u8fd9\u7bc7\u6587\u7ae0\u5c31\u6ca1\u6709\u7ec6\u8bb2\u4e86\uff0c\u6211\u518d\u91cd\u65b0\u5199\u4e00\u7bc7\u5916\u8bbe\u7bc7\u5427<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8fd9\u7bc7\u6587\u7ae0\u4ec5\u4e3a\u4e2a\u4eba\u5b66\u4e60\u5355\u7247\u673a\u6240\u603b\u7ed3\u7684\u7b14\u8bb0\uff0c\u53ef\u80fd\u66f4\u591a\u7684\u662f\u5355\u7247\u673a\u7684\u5e94\u7528\u90e8\u5206\uff0c\u800c\u5355\u7247\u673a\u7684\u539f\u7406\u90e8\u5206\u5927\u591a\u90fd\u4e00\u7b14\u5e26\u8fc7\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":336,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[26],"class_list":["post-710","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-25","tag-26"],"_links":{"self":[{"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts\/710","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=710"}],"version-history":[{"count":21,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts\/710\/revisions"}],"predecessor-version":[{"id":783,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts\/710\/revisions\/783"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/media\/336"}],"wp:attachment":[{"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}