{"id":2493,"date":"2023-08-03T23:14:27","date_gmt":"2023-08-03T15:14:27","guid":{"rendered":"https:\/\/104.es\/?p=2493"},"modified":"2023-08-03T23:14:27","modified_gmt":"2023-08-03T15:14:27","slug":"microbitmicropython-output-led","status":"publish","type":"post","link":"https:\/\/104.es\/index.php\/2023\/08\/03\/microbitmicropython-output-led\/","title":{"rendered":"\u3010micro:bit\u3011MicroPython\u8f38\u51fa\u5165\u63a5\u8173\u63a7\u5236"},"content":{"rendered":"\n<p>\u65e2\u7136\u662f\u958b\u767c\u677f\uff0c\u90a3\u9ebc\u900f\u904e\u7a0b\u5f0f\u78bc\u63a7\u5236\u5916\u754c\u7684\u96fb\u5b50\u96f6\u7d44\u4ef6\u662f\u57fa\u672c\u7684\u529f\u80fd\u3002\u5728\u524d\u9762\u7684\u6587\u7ae0\u4e2d\u6211\u5011\u6709\u63d0\u5230\u904e\u5982\u4f55\u5229\u7528\u9c77\u9b5a\u593e\u4f86\u5ef6\u4f38\u63a7\u5236\u5916\u754c\u7684LED\uff0c\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u6703\u8aaa\u660e\u5982\u4f55\u900f\u904emicro:bit\u7684\u64f4\u5145\u63a5\u982d\u9023\u63a5\u5916\u90e8\u7684LED\uff0c\u9032\u884c\u8f38\u51fa\u4fe1\u865f\u7684\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u7684\u7a0b\u5f0f\u662f\u7528\u4f86\u5075\u6e2c\u7b2c0\u652f\u8f38\u51fa\u5165\u63a5\u8173\uff08pin0, P0\uff09\u662f\u67d0\u5c0e\u901a\uff0c\u5982\u679c\u4f60\u5728\u90a3\u500b\u63a5\u8173\u52a0\u4e0a\u4e00\u500b\u5be6\u969b\u7684\u6309\u9215\uff0c\u5c31\u53ef\u4ee5\u7528\u4f86\u5075\u6e2c\u8a72\u6309\u9215\u662f\u5426\u6709\u88ab\u6309\u4e0b\u53bb\u904e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from microbit import *\r\n\r\ndisplay.show(Image.HAPPY)\r\nwhile True:\r\n    if pin0.is_touched():\r\n        display.show(Image.HEART)<\/code><\/pre>\n\n\n\n<p>\u7576\u7b2c\u4e00\u773c\u770b\u5230micro:bit\u6642\uff0c\u4e0d\u77e5\u9053\u540c\u5b78\u5011\u662f\u5426\u88ab\u90a3\u9ebc\u591a\u91d1\u5c6c\u7684\u63a5\u8173\u5438\u5f15\u5230\uff1f\u96d6\u7136\u4e0d\u662f\u6bcf\u4e00\u652f\u63a5\u8173\u90fd\u53ef\u4ee5\u62ff\u4f86\u4f5c\u70ba\u8f38\u51fa\u5165\u4f7f\u7528\uff0c\u4f46\u662f\u53ef\u4ee5\u7528\u7684\u63a5\u8173\u5176\u5be6\u4e5f\u5920\u591a\u4e86\u3002\u5148\u4f86\u770b\u770b\u63a5\u8173\u6709\u54ea\u4e9b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/microbit.org\/images\/microbit-pins.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u5229\u7528\u64f4\u5145\u63a5\u982d\u548c\u9eb5\u5305\u677f\uff0c\u9019\u6b21\u6211\u5011\u63a5\u51fa4\u500bLED\u4e26\u6392\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-2.png\" alt=\"\" class=\"wp-image-2494\" srcset=\"https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-2.png 800w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-2-300x169.png 300w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-2-768x432.png 768w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-2-600x338.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>\u7a0b\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from microbit import *\r\n\r\nleds = &#91;pin0, pin1, pin2, pin8]\r\nwhile True:\r\n    for led in leds:\r\n        led.write_digital(1)\r\n        sleep(200)\r\n        led.write_digital(0)<\/code><\/pre>\n\n\n\n<p>\u5728\u7a0b\u5f0f\u7684\u7b2c3\u884c\u4e2d\u540c\u5b78\u5011\u6709\u6c92\u6709\u6ce8\u610f\u5230\u6211\u5011\u4f7f\u7528\u7684\u8173\u4f4d\uff1f\u5f9epin0, pin1, pin2\uff0c\u63a5\u4e0b\u4f86\u662fpin8\uff1f\u7b2c4\u500bLED\u6c92\u6709\u4f7f\u7528pin4\u7684\u539f\u56e0\u662f\u5b83\u5176\u5be6\u6709\u5176\u5b83\u7684\u7528\u9014\u3002\u4e8b\u5be6\u4e0a\uff0c3, 4, 6, 7, 9, 10\u662f\u548c\u677f\u5b50\u4e0a\u7684LED\u77e9\u9663\u5171\u7528\u7684\uff0c\u800c\u7b2c5\u548c\u7b2c11\u500bpin\u5247\u662f\u6309\u9215A\u548c\u6309\u9215B\uff0c\u6240\u4ee5\u6211\u5011\u5728\u8f38\u51fa\u6642\u5c31\u628a\u9019\u5e7e\u500b\u63a5\u8173\u907f\u958b\u4e86\u3002\u4e0d\u904e\uff0c\u5982\u679c\u63a5\u8173\u771f\u7684\u4e0d\u5920\u7528\u7684\u8a71\uff0c\u628adisplay\uff08\u4e5f\u5c31\u662fLED\u77e9\u9663\uff09\u95dc\u9589\u7684\u8a71\uff0c\u90a3\u5e7e\u652f\u548c\u5b83\u5171\u7528\u7684\u63a5\u8173\u5c31\u53ef\u4ee5\u4f7f\u7528\u4e86\u3002\u63a5\u4e0b\u4f86\u6211\u5011\u5c31\u628aLED\u95dc\u9589\uff0c\u5916\u63a5\u4e0a8\u500bLED\u8a66\u8a66\uff0c\u8acb\u770b\u4ee5\u4e0b\u7684\u9023\u63a5\u7167\u7247\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-1024x576.png\" alt=\"\" class=\"wp-image-2497\" srcset=\"https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-1024x576.png 1024w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-300x169.png 300w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-768x432.png 768w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-1536x864.png 1536w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-2048x1152.png 2048w, https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-4-600x338.png 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\u6211\u5011\u5c31\u628aLED\u77e9\u9663\u986f\u793a\u5668\u5148\u95dc\u9589\uff0c\u7a0b\u5f0f\u7de8\u5beb\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from microbit import *\r\n\r\nleds = &#91;pin0, pin1, pin2, pin3, pin4, pin6, pin7, pin8]\r\ndisplay.off()\r\nwhile True:\r\n    for led in leds:\r\n        led.write_digital(1)\r\n        sleep(50)\r\n        led.write_digital(0)\r\n    for led in reversed(leds):\r\n        led.write_digital(1)\r\n        sleep(50)\r\n        led.write_digital(0)    <\/code><\/pre>\n\n\n\n<p>\u5728\u9019\u500b\u7a0b\u5f0f\u4e2d\u7684\u7b2c3\u884c\u88e1\u9762\u7684leds\u4e32\u5217\u4e2d\u8a73\u5217\u4e86\u6240\u6709\u8981\u7528\u4f86\u5916\u63a5\u986f\u793aLED\u7684\u91dd\u8173\uff0c\u5f9epin0\u5230pin8\uff0c\u4e2d\u9593\u53ea\u6709pin5\u88ab\u8df3\u904e\uff0c\u539f\u56e0\u662f\u9019\u500b\u91dd\u8173\u662f\u548c\u6309\u9215A\u5171\u7528\u7684\uff0c\u6240\u4ee5\u4e26\u4e0d\u9069\u5408\u62ff\u4f86\u505a\u8f38\u51fa\u4fe1\u865f\u4e4b\u7528\u3002\u53e6\u5916\uff0c\u548c\u524d\u4e00\u652f\u7a0b\u5f0f\u4e0d\u540c\u7684\u5730\u65b9\u5728\u65bc\u6211\u5011\u52a0\u4e0a\u4e86\u4e00\u500b\u8ff4\u5708\uff08\u7b2c10\u884c\u5230\u7b2c13\u884c\uff09\uff0c\u9019\u500b\u8ff4\u5708\u9032\u884cLED\u53cd\u5411\u986f\u793a\u7684\u529f\u80fd\uff0c\u5982\u6b64\u5c31\u53ef\u4ee5\u8b93\u7a0b\u5f0f\u53ef\u4ee5\u6b63\u53cd\u4f86\u56de\u986f\u793aLED\u71c8\u865f\u3002\u7a0b\u5f0f\u7684\u57f7\u884c\u7d50\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"microbit\u63a7\u52368\u9846\u5916\u63a5LED\u7684\u61c9\u7528\u5c55\u793a\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/drm8vromOi8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u65e2\u7136\u662f\u958b\u767c\u677f\uff0c\u90a3\u9ebc\u900f\u904e\u7a0b\u5f0f\u78bc\u63a7\u5236\u5916\u754c\u7684\u96fb\u5b50\u96f6\u7d44\u4ef6\u662f\u57fa\u672c\u7684\u529f\u80fd\u3002\u5728\u524d\u9762\u7684\u6587\u7ae0\u4e2d\u6211\u5011\u6709\u63d0\u5230\u904e\u5982\u4f55\u5229\u7528\u9c77\u9b5a\u593e\u4f86\u5ef6\u4f38\u63a7\u5236\u5916\u754c\u7684LED\uff0c\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u6703\u8aaa\u660e\u5982\u4f55\u900f\u904emicro:bit\u7684\u64f4\u5145\u63a5\u982d\u9023\u63a5\u5916\u90e8\u7684LED\uff0c\u9032\u884c\u8f38\u51fa\u4fe1\u865f\u7684\u63a7\u5236\u3002<\/p>\n","protected":false},"author":1,"featured_media":2495,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[11,15],"tags":[],"class_list":["post-2493","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-microbit","category-python"],"jetpack_featured_media_url":"https:\/\/104.es\/wp-content\/uploads\/2023\/08\/image-3.png","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts\/2493","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/comments?post=2493"}],"version-history":[{"count":2,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts\/2493\/revisions"}],"predecessor-version":[{"id":2498,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts\/2493\/revisions\/2498"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/media\/2495"}],"wp:attachment":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/media?parent=2493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/categories?post=2493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/tags?post=2493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}