{"id":245,"date":"2019-02-10T12:20:33","date_gmt":"2019-02-10T04:20:33","guid":{"rendered":"https:\/\/h-k.pw\/?p=245"},"modified":"2019-02-10T12:23:54","modified_gmt":"2019-02-10T04:23:54","slug":"89c52","status":"publish","type":"post","link":"https:\/\/harson.co\/index.php\/2019\/02\/10\/89c52\/","title":{"rendered":"89C52"},"content":{"rendered":"<h2>LCD1602<\/h2>\n<pre class=\"pure-highlightjs\"><code class=\"\">#include &lt;reg51.h&gt;\r\n\r\nsbit RS = P0^7;\/\/RS\u62c9\u4f4e\u4e3a\u547d\u4ee4\uff0c\u62c9\u9ad8\u4e3a\u6570\u636e\r\nsbit RW = P0^6;\/\/\u4f4e\u4e3a\u5199\uff0c\u9ad8\u4e3a\u8bfb\r\nsbit EN = P0^5;\/\/\u9ad8\u8109\u51b2\u64cd\u4f5c\r\n\/\/\u5b9a\u4e49\u8f93\u51fa\u811a\r\n\r\nunsigned char num[]= \"1234567890\";\r\nunsigned char numm[]= \"0987654321\";\r\n\/\/\u663e\u793a\u5185\u5bb9\r\n\r\n\/\/\u5ef6\u65f6n\u6beb\u79d2\r\nvoid delay(unsigned int n)\r\n{\r\n    unsigned int i=0,j=0;\r\n    for(i=0;i&lt;n;i++)\r\n        for(j=0;j&lt;123;j++);\r\n}\r\n\r\n\/\/\u5199\u547d\u4ee4\u6a21\u5f0f\r\nvoid com(unsigned int c)\r\n{\r\n\tRS = 0;\r\n\tP2 = c;\/\/P2\u4e3a8\u4f4d\u6570\u636e\u8f93\u51fa\r\n\tdelay(5);\r\n\tEN = 1;\r\n\tdelay(5);\r\n\tEN = 0;\/\/\u9ad8\u8109\u51b2\r\n}\r\n\r\n\/\/\u5199\u6570\u636e\u6a21\u5f0f\r\nvoid dat(unsigned int d)\r\n{\r\n\tRS = 1;\r\n\tP2 = d;\r\n\tdelay(5);\r\n\tEN = 1;\r\n\tdelay(5);\r\n\tEN = 0;\t\r\n}\r\n\r\nvoid init()\r\n{\r\n\tRW = 0;\/\/\u59cb\u7ec8\u4e3a\u5199\u6a21\u5f0f\r\n\tEN = 0;\/\/\u521d\u59cb\u62c9\u4f4eEN\r\n\tcom(0x38);\/\/\u521d\u59cb\u5316\u5c4f\u5e55\r\n\t\r\n\tcom(0x0e);\/\/\u5f00\u663e\u793a\uff0c\u663e\u793a\u5149\u6807\r\n\tcom(0x06);\/\/\u5f53\u5199\u4e00\u4e2a\u6570\u636e\u65f6\u5730\u5740\u6307\u9488\u52a0\u4e00\r\n\t\r\n\tcom(0x80);\/\/\u663e\u793a\u6307\u9488\u521d\u59cb\u5316\r\n\tcom(0x01);\/\/\u6e05\u5c4f\r\n\t\r\n}\r\n\r\n\r\nvoid main()\r\n{\r\n\tunsigned int q=0;\r\n\tunsigned int z=0;\r\n\tinit();\r\n\r\n\t\r\n\tfor (q=0;q&lt;10;q++)\r\n\t{\r\n\t\tdat(num[q]);\r\n\t    delay(100);\r\n\t}\r\n\tcom(0x80+0x40);\r\n\tfor (z=0;z&lt;10;z++)\r\n\t{\r\n\t  \t dat(numm[z]);\r\n\t  \t delay(100);\r\n\t\r\n\t}\r\n\t\r\n\twhile(1);\r\n}<\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>LCD1602 #include &lt;reg51.h&gt; sbit RS = P0^7;\/\/RS\u62c9\u4f4e\u4e3a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-245","post","type-post","status-publish","format-standard","hentry","category-iot"],"_links":{"self":[{"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/posts\/245","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/comments?post=245"}],"version-history":[{"count":3,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/posts\/245\/revisions"}],"predecessor-version":[{"id":248,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/posts\/245\/revisions\/248"}],"wp:attachment":[{"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/media?parent=245"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/categories?post=245"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/harson.co\/index.php\/wp-json\/wp\/v2\/tags?post=245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}