{"id":44387,"date":"2016-10-25T14:49:48","date_gmt":"2016-10-25T06:49:48","guid":{"rendered":"https:\/\/2blog.ilc.edu.tw\/868\/?p=44387"},"modified":"2021-03-18T19:50:46","modified_gmt":"2021-03-18T11:50:46","slug":"difi%e7%ac%ac%e4%ba%8c%e8%aa%b2led","status":"publish","type":"post","link":"https:\/\/2blog.ilc.edu.tw\/868\/44387\/","title":{"rendered":"DiFi\u7b2c\u4e8c\u8ab2(LED)"},"content":{"rendered":"

\u4e00\u3001\u8a8d\u8b58LED\uff1a<\/span> <\/strong> <\/span><\/p>\n

\"\"<\/span>\u00a0<\/span>\u00a0<\/a> \"\" <\/span><\/p>\n

\u767c\u5149\u4e8c\u6975\u9ad4<\/span>\uff08\u82f1\u8a9e\uff1aLight-Emitting Diode\uff0c\u7e2e\u5beb\uff1aLED<\/span>\uff09\u662f\u4e00\u7a2e\u80fd\u767c\u5149\u7684\u534a\u5c0e\u9ad4\u96fb\u5b50\u5143\u4ef6\uff0cLED\u8207\u4e00\u822c\u7684\u767d\u71be\u71c8\u4e0d\u540c\uff0c\u53ea\u80fd\u5728\u9806\u5411\u96fb\u6d41\u6d41\u904e\u6642\u624d\u80fd\u767c\u5149\uff0c\u4e5f\u5c31\u662f\u9023\u63a5\u6642\u65b9\u5411\u8981\u6b63\u78ba\u624d\u6703\u5f62\u6210\u901a\u8def\u767c\u5149\u3002\uff08\u570b\u4e2d\u751f\u53ef\u4ee5\u6559\u9032\u4e00\u6b65\u7684\u8fa8\u8b58\u65b9\u6cd5\uff0c\u4f5c\u7528\u539f\u7406\uff09<\/span><\/p>\n

\u8a73\u7d30\u539f\u7406\u8acb\u8003\u7dad\u57fa\u767e\u79d1https:\/\/zh.wikipedia.org\/wiki\/%E7%99%BC%E5%85%89%E4%BA%8C%E6%A5%B5%E7%AE%A1<\/span> <\/a> <\/span><\/p>\n

\u4e8c\u3001<\/strong><\/span>\u8a8d\u8b58<\/span><\/strong>RGB\u4e09\u8272LED<\/span>\uff1a<\/span><\/strong><\/p>\n

\u4e00\u9846RGB\u4e09\u8272LED<\/span>\u88e1\u9762\u5c31\u6709RGB(\u7d05\u3001\u7da0\u3001\u85cd)\u4e09\u7a2e\u984f\u8272\u7684LED\uff0c\u9019\u88e1\u7528\u7684\u662f\u5171\u967d\u6975<\/span>\uff0c\u6709\u56db\u652f\u8173\uff0c\u5176\u4e2d\u6700\u9577\u7684\u8173\u6b63\u6975(+<\/span>)<\/span>\uff0c\u5176\u4ed6\u4e09\u652f\u8173\u5206\u5225\u63a7\u5236 R\u3001G\u3001B \u4e09\u500b\u984f\u8272\u3002<\/span><\/p>\n

\"\"<\/p>\n

RGB LED \u4e00\u822c\u5206\u70ba\u5171\u967d\u6975<\/span>\u548c\u5171\u9670\u6975<\/span>\u5169\u7a2e\uff0c<\/span>\u6709\u56db\u96bb\u91dd\u8173\uff0c\u6700\u9577\u7684\u662f\u5171\u540c\u63a5\u8173<\/span>\u3002<\/span><\/p>\n

<\/span>\u5171\u967d\u6975<\/span>\u7684RGB LED\uff0c\u5171\u540c<\/span>\u63a5\u8173\u8981\u63a5\u6b63\u6975<\/span>\uff0c\u53e6\u5916\u4e09\u96bb\u8173\u63a5GND\u6642\u6703\u5206\u5225\u4eae\u7d05\u3001\u7da0\u3001\u85cd\u4e09\u984f\u8272\u3002<\/span><\/p>\n

\u5171\u9670\u6975<\/span>\u7684RGB LED\uff0c\u5171\u540c<\/span>\u63a5\u8173\u8981\u63a5\u8ca0\u6975<\/span>\uff0c<\/span>\u53e6\u5916\u4e09\u96bb\u8173\u63a5\u6b63\u6975\u6642\u6703<\/span>\u5206\u5225\u4eae\u7d05\u3001\u7da0\u3001\u85cd\u4e09\u984f\u8272\u3002<\/span><\/p>\n

Q\uff1a\u4e0a\u5716\u662f\u5171\u9670\u6975\u6216\u662f\u5171\u967d\u6975<\/strong><\/span>\u7684RGB LED\uff1f<\/span><\/p>\n

A\uff1a<\/strong><\/span>\u5171\u967d\u6975<\/span>\u7684RGB LED<\/span><\/p>\n

\u4e09<\/strong>\u3001\u7c21\u55ae\u96fb\u8def<\/span><\/strong><\/p>\n

\u96fb\u6c60\uff0c\u71c8\u6ce1\uff0c\u96fb\u963b\u9023\u63a5\u6210\u901a\u8def\uff0c\u71c8\u6ce1\u5c31\u6703\u767c\u5149\u3002<\/span><\/p>\n

\"\" <\/span> <\/a> <\/span><\/p>\n

\u5982\u679c\u4f7f\u7528DiFi\u677f\uff0c\u7528RGB LED\u53d6\u4ee3\u71c8\u6ce1<\/span>\uff0c\u6b63\u6975\u5df2\u7d93\u5167\u63a5<\/span>\uff0c\u53ea\u8981\u5c07\u63a5<\/span>\u96fb\u6c60\u8ca0\u6975\u7684\u6539\u63a5GND\uff0c\u5c31\u53ef\u4ee5\u5f62\u6210\u901a\u8def\uff0c\u8b93LED\u4eae\u8d77\u4f86\u3002<\/span><\/p>\n

\"\" <\/span> <\/a> <\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/a><\/p>\n

\u62ff\u4e00\u689d\u9eb5\u5305\u7dda\uff0c\u4e00\u7aef\u63a5GND<\/span>\uff0c\u4e00\u7aef\u63a5\u677f\u5b50\u4e0a\u5beb[LEDG]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19d)\uff0c<\/span>\u9019\u6a23\u5c31\u5f62\u6210\u4e00\u500b\u901a\u8def\uff0cRGB LED\u5c31\u6703\u9ede\u4eae\u3002<\/span><\/p>\n

Q\uff1a\u8acb\u5b78\u751f\u89c0\u5bdfRGB LED \u4eae<\/span>\u71c8\u662f<\/span>\u4ec0\u9ebc\u984f\u8272\uff1f<\/span><\/p>\n

A\uff1a\u7da0<\/span>\u8272<\/span><\/p>\n

Q\uff1a\u8acb\u5b78\u751f\u5c07<\/span>\u63a5\u677f\u5b50\u4e0a\u5beb[LEDG]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19d)\u7684\u7dda\u62d4\u8d77\u4f86\uff0c\u6539\u63d2<\/span>\u677f\u5b50\u4e0a\u5beb[LEDR]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19e)\uff0c<\/span>\u89c0\u5bdfRGB LED \u4eae<\/span>\u71c8\u662f<\/span>\u4ec0\u9ebc\u984f\u8272\uff1f<\/span><\/p>\n

A\uff1a\u7d05\u8272<\/span><\/p>\n

Q\uff1a\u8acb\u5b78\u751f\u5c07<\/span>\u63a5\u677f\u5b50\u4e0a\u5beb[LEDR]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19e)\u7684\u7dda\u62d4\u8d77\u4f86\uff0c\u6539\u63d2<\/span>\u677f\u5b50\u4e0a\u5beb[LEDB]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19f)\uff0c<\/span>\u89c0\u5bdfRGB LED \u4eae<\/span>\u71c8\u662f<\/span>\u4ec0\u9ebc\u984f\u8272\uff1f<\/span><\/p>\n

A\uff1a\u85cd\u8272<\/span><\/p>\n

Q\uff1a\u70ba\u4ec0\u9ebc\u540c\u4e00\u9846<\/span>LED\u6703\u4eae\u4e0d\u540c\u7684\u984f\u8272\uff1f<\/span><\/p>\n

A\uff1a\u56e0\u70ba\u9019\u662f\u4e00\u9846<\/span>RGB LED(\u8001\u5e2b\u518d\u8907\u7fd2\u4e00\u904d\u539f\u7406)<\/span><\/p>\n

\u516d\u3001\u8b93LED\u9583\u720d<\/strong><\/span><\/p>\n

\"\"<\/p>\n

\"\"<\/a><\/p>\n

\u62ff\u4e00\u689d\u9eb5\u5305\u7dda\uff0c<\/span>\u4e00\u7aef\u63a5\u6578\u4f4d\u8173D7<\/span>\uff0c\u4e00\u7aef\u63a5\u677f\u5b50\u4e0a\u5beb[LEDG]\u7684\u63d2\u5b54(\u4e0a\u5716\u6a19d)\uff0c<\/span><\/span><\/span>\u7531<\/span>\u6578\u4f4d\u8173\u4f4dD7\u4f86\u63a7\u5236\u8f38\u51fa\u9ad8\u96fb\u4f4d(3.3V)\u6216\u4f4e\u96fb\u4f4d(0V)\u3002<\/span><\/span><\/p>\n

\u4e00\u63a5\u4e0a\u96fb\u8def\uff0c\u9084\u6c92\u5beb\u7a0b\u5f0f\uff0cRGB LED\u5c31\u4eae\uff0c\u70ba\u4ec0\u9ebc\uff1f<\/span><\/span><\/p>\n

\u56e0\u70ba\u9019\u662f\u5171\u967d\u6975<\/span><\/span>RGB LED\uff0c\u5171\u7528\u7684\u6b63\u6975\u5df2\u7d93\u5167\u63a5\u4e86\uff0c\u6578\u4f4d\u8173\u4f4dD7\u9810\u8a2d\u662f\u4f4e\u96fb\u4f4d(GND)\uff0c\u6240\u4ee5\u63a5\u4e0a\u5c31\u5f62\u6210\u901a\u8def\uff0cLED\u4eae\u71c8\u3002<\/span><\/p>\n

\u7576\u8f38\u51fa\u70ba<\/span>\u9ad8\u96fb\u4f4d(3.3V)\u6642<\/span>LED<\/span><\/span>\u7184\u6ec5<\/span>\uff0c<\/span>\u4f4e\u96fb\u4f4d(0V)<\/span>\u6642<\/span>LED<\/span><\/span>\u4eae<\/span>\u3002<\/span><\/p>\n

\"\"<\/p>\n

\u66f4\u6539\u7bc4\u4f8b\u6a94\u70ba\u8b93<\/span>\u6578\u4f4d\u8173\u4f4d<\/span>D0\u9583\u720d\u7684\u7a0b\u5f0f\u3002<\/span><\/span><\/p>\n

1.\u91cd\u8907\u8b93<\/span>\u8173\u4f4dD0\u7684<\/span><\/span>\u6578\u4f4d<\/span>\u8f38\u51fa\u70ba1(\u9ad8\u96fb\u4f4d)\u548c0(\u4f4e\u96fb\u4f4d)\uff0c(\u7d66\u96fb\u548c\u4e0d\u7d66\u96fb)<\/span><\/p>\n

2.<\/span><\/span>\u8a2d\u5b9a<\/span>[\u8173\u4f4dD0<\/span><\/span>\u6578\u4f4d<\/span>\u8f38\u51fa\u70ba1<\/span>]\uff0c\u8b93D0<\/span>\u8f38\u51fa\u70ba\u9ad8\u96fb\u4f4d\uff0cLED\u6697(<\/span><\/span><\/span>\u63a1\u7528\u4f4e\u96fb\u4f4d\u89f8\u767c\uff0c\u9ad8\u96fb\u4f4d\u4e0d\u4eae)<\/span><\/p>\n

3.[\u7b49\u5f850.5\u79d2]\uff0c\u8b93\u4eae\u71c8\u7dad\u63010.5\u79d2<\/span><\/span><\/span><\/p>\n

4.\u8a2d\u5b9a<\/span>[<\/span><\/span>\u8173\u4f4d13<\/span><\/span>\u6578\u4f4d<\/span>\u8f38\u51fa\u70ba<\/span><\/span>0]\uff0c\u8b93D0<\/span>\u8f38\u51fa\u70ba<\/span><\/span>\u4f4e<\/span>\u96fb\u4f4d\uff0cLED<\/span><\/span>\u4eae<\/span><\/span>(<\/span><\/span><\/span>\u63a1\u7528\u4f4e\u96fb\u4f4d\u89f8\u767c\uff0c\u4f4e\u96fb\u4f4d\u624d\u4eae)<\/span><\/p>\n

5.<\/span><\/span>[\u7b49\u5f850.5\u79d2]\uff0c\u8b93<\/span>\u71c8<\/span><\/span>\u7184\u6ec5<\/span>\u7dad\u63010.5\u79d2<\/span><\/span><\/p>\n

6.\u5c072.3.4.5\u5305\u5728[\u91cd\u8907\u57f7\u884c]\u88e1\u9762\uff0c<\/span><\/span>\u8b93\u71c8\u4ee50.5\u79d2\u7684\u9593\u9694\u4e0d\u65b7\u9583\u720d\u3002<\/span><\/span><\/p>\n

\u76f4\u63a5\u9ede\u7da0\u65d7\uff0c\u5c31\u53ef\u4ee5\u770b\u5230\u677f\u5b50\u4e0a<\/span> DiFi \u677f\u5b50\u4e0a\u5beb[D2<\/span>]\u7684LED<\/span>(\u4e0a<\/span><\/span>\u5716\u6a19D0)<\/span><\/span>\u00a0LED \u71c8<\/span>\u4e0d\u65b7\u9583\u720d\u3002<\/span><\/p>\n

\u5ef6\u4f38\uff1a<\/span><\/p>\n

\u9583\u720d\u6642\u9593\u96a8\u6a5f\u6539\u8b8a\uff0c\u9583\u720d\u6642\u87a2\u5e55\u4e3b\u89d2\u505a\u4e00\u4e9b\u52d5\u4f5c<\/span><\/p>\n

\u7a0b\u5f0f\u4e0b\u8f09\uff1a\u00a0D7\u9583\u71c8.sb2<\/a><\/span><\/span><\/p>\n