{"id":739,"date":"2023-11-06T19:37:45","date_gmt":"2023-11-06T11:37:45","guid":{"rendered":"https:\/\/lolife.top\/?p=739"},"modified":"2023-11-06T19:37:46","modified_gmt":"2023-11-06T11:37:46","slug":"%e4%b8%ad%e6%96%ad%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/lolife.top\/?p=739","title":{"rendered":"\u4e2d\u65ad\u7cfb\u7edf"},"content":{"rendered":"\n

\u4e2d\u65ad\u662f\u8ba1\u7b97\u673a\u5728\u6267\u884c\u67d0\u4e00\u7a0b\u5e8f\u7684\u8fc7\u7a0b\u4e2d\uff0c\u7531\u8ba1\u7b97\u673a\u7cfb\u7edf\u5185\u90e8\u6216\u5916\u90e8\u7684\u67d0\u79cd\u539f\u56e0\u800c\u5fc5\u987b\u7ec8\u6b62\u5f53\u524d\u7a0b\u5e8f\u7684\u8fd0\u884c\uff0c\u5148\u53bb\u6267\u884c\u76f8\u5e94\u7684\u5904\u7406\u7a0b\u5e8f\uff0c\u7136\u540e\u518d\u8fd4\u56de\u7ee7\u7eed\u6267\u884c\u539f\u7a0b\u5e8f\u3002\u800c\u5b9e\u73b0\u4e2d\u65ad\u529f\u80fd\u7684\u8f6f\u3001\u786c\u4ef6\u7cfb\u7edf\u7edf\u79f0\u4e3a\u4e2d\u65ad\u7cfb\u7edf\u3002\u5e38\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u7a0b\u5e8f\u4e2d\u53ef\u80fd\u4f1a\u6709\u591a\u4e2a\u4e2d\u65ad\uff0c\u4f18\u5148\u7ea7\u8d8a\u9ad8\u7684\u4e2d\u65ad\u4f18\u5148\u6267\u884c\u3002\u5982\u679c\u5728\u4e00\u4e2a\u4e2d\u65ad\u7684\u670d\u52a1\u8fc7\u7a0b\u4e2d\uff0c\u6709\u4e00\u4e2a\u4f18\u5148\u7ea7\u66f4\u9ad8\u7684\u4e2d\u65ad\u63d2\u5165\uff0c\u5219\u5f53\u524d\u4e2d\u65ad\u6682\u505c\uff0c\u524d\u5f80\u6267\u884c\u4f18\u5148\u7ea7\u66f4\u9ad8\u7684\u4e2d\u65ad\u3002\u5f53\u4f18\u5148\u7ea7\u9ad8\u7684\u4e2d\u65ad\u6267\u884c\u5b8c\u6bd5\u540e\u518d\u8fd4\u56de\u7ee7\u7eed\u6267\u884c\u4f4e\u4f18\u5148\u7ea7\u7684\u4e2d\u65ad\u3002<\/p>\n\n\n\n

\u800c\u80fd\u591f\u89e6\u53d1\u4e2d\u65ad\u7684\u4e8b\u4ef6\u79f0\u4e3a\u4e2d\u65ad\u6e90\uff0c89C51\u5355\u7247\u673a\u4e2d\u5171\u67095\u4e2a\u4e2d\u65ad\u6e90\uff0c\u4e24\u4e2a\u5916\u90e8\u4e2d\u65ad\uff08INT0\u3001INT1\uff09\u3001\u4e24\u4e2a\u5b9a\u65f6\u5668\/\u8ba1\u6570\u5668T0\u3001T1\u7684\u6ea2\u51fa\u4e2d\u65ad\uff08\u6700\u5e38\u7528\u7684\u4e00\u79cd\uff09\u3001\u4e32\u884c\u53e3\u7684\u53d1\u9001\u548c\u63a5\u53d7\u4e2d\u65ad(\u53ea\u5360\u7528\u4e00\u4e2a\u4e2d\u65ad\u6e90)\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4e2d\u65ad\u67e5\u8be2\u6b21\u5e8f\uff08\u4e2d\u65ad\u53f7\uff09<\/h3>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u4e2d\u65ad\u53f7\u662f\u7cfb\u7edf\u5206\u914d\u7ed9\u6bcf\u4e2a\u4e2d\u65ad\u6e90\u7684\u4ee3\u53f7\uff0c\u4ee5\u4fbf\u8bc6\u522b\u548c\u5904\u7406\u3002<\/p>\n\n\n\n

\u4e0e\u4e2d\u65ad\u6709\u5173\u7684\u7279\u6b8a\u529f\u80fd\u5bc4\u5b58<\/h3>\n\n\n\n

\u4e0e\u4e2d\u65ad\u6709\u5173\u7684\u7279\u6b8a\u529f\u80fd\u5bc4\u5b58\u5668\u4e00\u5171\u67094\u4e2a\uff1a<\/p>\n\n\n\n

1\u3001\u5b9a\u65f6\/\u8ba1\u6570\u5668\u63a7\u5236\u5bc4\u5b58\u5668(TCON)\u3001
2\u3001\u4e32\u884c\u53e3\u63a7\u5236\u5bc4\u5b58\u5668(SCON)\u3001
3\u3001\u4e2d\u65ad\u5141\u8bb8\u63a7\u5236\u5bc4\u5b58\u5668(IE)\u3001
4\u3001\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u5bc4\u5b58\u5668(IP)<\/p>\n\n\n\n

\u4e2d\u65ad\u7ed3\u6784<\/h3>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u8fd9\u4e9b\u4e2d\u65ad\u5bc4\u5b58\u5668\u5c31\u50cf\u5f00\u5173\u4e00\u6837\u63a7\u5236\u7740\u4e2d\u65ad\u7684\u5f00\u542f\u4ee5\u53ca\u8bbe\u7f6e\u4f18\u5148\u7ea7\u3002<\/p>\n\n\n\n

\u5916\u90e8\u4e2d\u65ad<\/h3>\n\n\n\n

\u4ece\u5355\u7247\u673a\u5916\u90e8\u5f15\u811aINT0\u548cINT1\u8f93\u5165\u4e2d\u65ad\u8bf7\u6c42\u4fe1\u53f7\u7684\u4e2d\u65ad\u3002
\u5916\u90e8\u4e2d\u65ad\u7684\u89e6\u53d1\u65b9\u5f0f\u6709\u4e24\u79cd\u7535\u5e73\u89e6\u53d1IT0 =0\u548c\u8df3\u53d8\u89e6\u53d1(\u8fb9\u6cbf)IT0 = 1\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9a\u65f6\/\u8ba1\u6570\u5668\u63a7\u5236\u5bc4\u5b58\u5668TCON\u7f16\u7a0b\u9009\u62e9\u3002<\/p>\n\n\n\n

\u5b9a\u65f6\/\u8ba1\u6570\u5668\u63a7\u5236\u5bc4\u5b58\u5668 TCON<\/h3>\n\n\n\n

\u63a7\u5236\u5b9a\u65f6\/\u8ba1\u6570\u5668T0\u548cT1\u7684\u6ea2\u51fa\u4e2d\u65ad
\u63a7\u5236\u5916\u90e8\u4e2d\u65ad\u7684\u89e6\u53d1\u65b9\u5f0f.\uff0c\u7531IT0\u548cIT1\u63a7\u5236
\u9501\u5b58\u5916\u90e8\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d<\/p>\n\n\n\n

\u4e32\u884c\u53e3\u63a7\u5236\u5bc4\u5b58\u5668 SCON<\/h3>\n\n\n\n

\u4e32\u884c\u53e3\u7684\u63a5\u6536\u53d1\u9001\u6570\u636e\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d(RI\u548cTI)<\/p>\n\n\n\n

TI\uff1a\u4e32\u884c\u53e3\u53d1\u9001\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\u3002CPU\u6bcf\u53d1\u9001\u4e00\u5e27\u6570\u636e\uff0c\u786c\u4ef6\u7f6e\u4f4d1(TI=1)\uff0c\u4f46\u662f\u4e2d\u65ad\u88ab\u54cd\u5e94\u65f6\uff0c\u9700\u8981\u5728\u4e2d\u65ad\u670d\u52a1\u7a0b\u5e8f\u4e2d\u901a\u8fc7\u8f6f\u4ef6\u5bf9TI\u6e05\u96f6<\/p>\n\n\n\n

RI\uff1a\u4e32\u884c\u53e3\u63a5\u53d7\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\u3002\u6bcf\u63a5\u6536\u4e00\u5e27\u6570\u636e\uff0c\u786c\u4ef6\u7f6e\u4f4d1(TI=1)\uff0c\u4f46\u662f\u4e2d\u65ad\u88ab\u54cd\u5e94\u65f6\uff0c\u4e00\u6837\u9700\u8981\u5728\u4e2d\u65ad\u670d\u52a1\u7a0b\u5e8f\u4e2d\u901a\u8fc7\u8f6f\u4ef6\u5bf9TI\u6e05\u96f6<\/p>\n\n\n\n

\u4e32\u884c\u53e3\u4e2d\u65ad\u4e0d\u80fd\u7531\u786c\u4ef6\u81ea\u52a8\u6e05\u9664\u4e2d\u65ad\u8bf7\u6c42\u6807\u5fd7\u4f4d\uff0c\u9700\u8981\u7528\u6237\u901a\u8fc7\u8f6f\u4ef6\u8fdb\u884c\u63a7\u5236\u6e05\u96f6\u3002<\/p>\n\n\n\n

\u4e2d\u65ad\u5141\u8bb8\u63a7\u5236\u5bc4\u5b58\u5668 IE<\/h3>\n\n\n\n

IE\u662f\u63a7\u5236\u4e2d\u65ad\u7684\u5f00\u5173\uff0c\u901a\u8fc7\u5bf9IE\u7684\u6e050\u548c\u7f6e1\u64cd\u4f5c\u6765\u63a7\u5236\u4e2d\u65ad\u7684\u5c4f\u853d\u548c\u5f00\u653e\u3002<\/p>\n\n\n\n

\u4e2d\u65ad\u5141\u8bb8\u63a7\u5236\u5bc4\u5b58\u5668IE\u5bf9\u4e2d\u65ad\u7684\u5f00\u653e\u4e0e\u5c4f\u853d\u5b9e\u73b0\u4e24\u7ea7\u63a7\u5236\uff0c\u5b58\u5728\u4e00\u4e2a\u603b\u7684\u4e2d\u65ad\u63a7\u5236\u4f4dEA<\/p>\n\n\n\n

\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u5bc4\u5b58\u5668 IP<\/h3>\n\n\n\n

PS<\/strong> \uff1a\u4e32\u884c\u53e3\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u4f4d\u3002PS=1\uff0c\u4e32\u884c\u53e3\u4e2d\u65ad\u4e3a\u9ad8\u4f18\u5148\u7ea7\uff1bPS=0\uff0c\u4e3a\u4f4e\u4f18\u5148\u7ea7\u3002
PT1<\/strong> \uff1a\u5b9a\u65f6\/\u8ba1\u6570\u56681\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u4f4d\u3002\u5f53PT1=0\u65f6\uff0cT1\u6ea2\u51fa\u4e2d\u65ad\u4e3a\u4f4e\u4f18\u5148\u7ea7\uff1b\u5f53PT1=1\u65f6\uff0cT1\u6ea2\u51fa\u4e2d\u65ad\u4e3a\u9ad8\u4f18\u5148\u7ea7\u3002
PT0<\/strong> \uff1a\u5b9a\u65f6\/\u8ba1\u6570\u56680\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u4f4d\u3002\u5f53PT0=0\u65f6\uff0cT0\u6ea2\u51fa\u4e2d\u65ad\u4e3a\u4f4e\u4f18\u5148\u7ea7\uff1b\u5f53PT0=1\u65f6\uff0cT0\u6ea2\u51fa\u4e2d\u65ad\u4e3a\u9ad8\u4f18\u5148\u7ea7\u3002
PX1<\/strong> \uff1a\u5916\u90e8\u4e2d\u65ad1\u7684\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u4f4d\u3002\u5f53PX1=0\u65f6\uff0c\u5916\u90e8\u4e2d\u65ad1\u4e3a\u4f4e\u4f18\u5148\u7ea7\uff1b\u5f53PX1=1\u65f6\uff0c\u5916\u90e8\u4e2d\u65ad1\u4e3a\u9ad8\u4f18\u5148\u7ea7\u3002
PX0<\/strong> \uff1a\u5916\u90e8\u4e2d\u65ad0\u7684\u4e2d\u65ad\u4f18\u5148\u7ea7\u63a7\u5236\u4f4d\u3002\u5f53PX0=0\u65f6\uff0c\u5916\u90e8\u4e2d\u65ad0\u4e3a\u4f4e\u4f18\u5148\u7ea7\uff1b\u5f53PX0=1\u65f6\uff0c\u5916\u90e8\u4e2d\u65ad0\u4e3a\u9ad8\u4f18\u5148\u7ea7\u3002<\/p>\n\n\n\n


\u540c\u7ea7\u5185\u7b2c\u4e8c\u4f18\u5148\u7ea7\u7684\u6b21\u5e8f\uff1a
\u5916\u90e8\u4e2d\u65ad0 > T0\u6ea2\u51fa\u4e2d\u65ad > \u5916\u90e8\u4e2d\u65ad1 > T1\u6ea2\u51fa\u4e2d\u65ad > \u4e32\u884c\u53e3\u4e2d\u65ad<\/p>\n\n\n\n

\u5b9e\u4f8b\uff1a\u5916\u90e8\u4e2d\u65ad\u63a7\u5236LED\u4eae\u706d<\/h3>\n\n\n\n
#include<reg52.h>\nvoid Delay(int xms)\t\t\/\/@12.000MHz\n{\n\tunsigned char data i, j;\n\twhile(xms--)\n\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\t\n}\n\n\nvoid init()\t\t   \/\/ \u4e2d\u65ad\u7684\u521d\u59cb\u5316\n{\n\tEA = 1;\t   \/\/ \u6253\u5f00\u603b\u4e2d\u65ad\u63a7\u5236\n\tEX0 = 1;   \/\/ \u5141\u8bb8\u5916\u90e8\u4e2d\u65ad0\n\tIT0 = 1;   \/\/ \u5916\u90e8\u4e2d\u65ad\u4e3a\u4e0b\u964d\u6cbf\u89e6\u53d1\u65b9\u5f0f\n}\n\n\nvoid main()\t   \n{\n\tinit();\n\twhile(1)\n\t{\n\t\tP2=0;\/\/LED\u4eae\n\t}\n}\n\nvoid int0() interrupt 0\t\t\t   \/\/ \u4e2d\u65ad\u670d\u52a1\u7a0b\u5e8f\n{\n\tP2=0xff;\/\/LED\u7184\u706d\n\tDelay(1000);\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e2d\u65ad\u662f\u8ba1\u7b97\u673a\u5728\u6267\u884c\u67d0\u4e00\u7a0b\u5e8f\u7684\u8fc7\u7a0b\u4e2d\uff0c\u7531\u8ba1\u7b97\u673a\u7cfb\u7edf\u5185\u90e8\u6216\u5916\u90e8\u7684\u67d0\u79cd\u539f\u56e0\u800c\u5fc5\u987b\u7ec8\u6b62\u5f53\u524d\u7a0b\u5e8f\u7684\u8fd0\u884c\uff0c\u5148\u53bb\u6267\u884c\u76f8\u5e94\u7684\u5904 […]<\/p>\n","protected":false},"author":1,"featured_media":345,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[26],"class_list":["post-739","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\/739","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=739"}],"version-history":[{"count":5,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts\/739\/revisions"}],"predecessor-version":[{"id":747,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/posts\/739\/revisions\/747"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=\/wp\/v2\/media\/345"}],"wp:attachment":[{"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=739"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=739"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lolife.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}