{"id":17130,"date":"2022-09-02T14:19:18","date_gmt":"2022-09-02T06:19:18","guid":{"rendered":"https:\/\/www.circuspi.com\/?p=17130"},"modified":"2022-09-02T14:19:19","modified_gmt":"2022-09-02T06:19:19","slug":"weather-station","status":"publish","type":"post","link":"https:\/\/www.circuspi.com\/index.php\/2022\/09\/02\/weather-station\/","title":{"rendered":"\u6a39\u8393\u6d3e\u611f\u6e2c\u5668\u5be6\u4f5c(\u4e09)\uff1a\u7c21\u6613\u6c23\u8c61\u7ad9"},"content":{"rendered":"\n<p><style>\n\/* ###\u5be6\u9a57\u4e0b\u4e00\u5217### *\/\n\na:link {color:#0695e4\n;}    \/* \u8a2d\u5b9a\u5c1a\u672a\u9ede\u95b1\u904e\u7684\u9023\u7d50\u6a23\u5f0f *\/\na:visited {color:#0695e4\n;} \/* \u8a2d\u5b9a\u904e\u53bb\u66fe\u7d93\u95b1\u904e\u7684\u9023\u7d50 *\/\na:hover {color:#0695e4\n;}   \/* \u8a2d\u5b9a\u6ed1\u9f20\u6e38\u6a19\u6307\u5728\u9023\u7d50\u4f4d\u7f6e\u4e0a\u7684\u6a23\u5f0f *\/\na:active {color:#0000BB;}  \/* \u8a2d\u5b9a\u4e0a\u9ede\u64ca\u904e\u7684\u9023\u7d50\u6a23\u5f0f *\/\n<\/style><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"526\" src=\"https:\/\/www.circuspi.com\/wp-content\/uploads\/2022\/09\/1000x526.jpg\" alt=\"\" class=\"wp-image-17283\"\/><\/figure>\n\n\n\n<p><em>\u672c\u6587\u8b6f\u81ea\u6a39\u8393\u6d3e\u96dc\u8a8c 113 \u671f(<a href=\"https:\/\/magpi.raspberrypi.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">MagPi issue<\/a> 113)\uff0c\u539f\u6587\u6a19\u984c\u70ba Build a simple weather station\uff08\u5716\u7247\u4f86\u6e90\u53d6\u81ea\u96dc\u8a8c\u5167\u9801\uff09\uff0c\u76f8\u95dc\u539f\u59cb\u7a0b\u5f0f\u78bc\u53ef\u53c3\u8003<\/em><a href=\"https:\/\/github.com\/themagpimag\/magpi-issue113\/tree\/master\/SensoryWorld3\" target=\"_blank\" rel=\"noreferrer noopener\"><em>\u5b98\u65b9\u7a0b\u5f0f\u78bc<\/em><\/a><em>\u3002\u672c\u7bc7\u8207\u539f\u6587\u540c\u6a23\u4f7f\u7528 CC 3.0 BY-NC-SA \u6388\u6b0a\uff0c\u6b61\u8fce\u6a19\u8a3b\u539f\u4f5c\u8005\u8f49\u8f09\uff0c\u82e5\u6709\u4efb\u4f55\u4e0d\u59a5\u8207\u6307\u6559\u656c\u8acb\u544a\u77e5\u3002<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u524d\u8a00<\/h2>\n\n\n\n<p>\u300c\u6a39\u8393\u6d3e\u611f\u6e2c\u5668\u5be6\u4f5c\u300d\u7cfb\u5217\u5be6\u4f5c\uff0c\u6211\u5011\u5df2\u7d93\u88fd\u4f5c\u4e86\u706b\u7130\u8207\u74e6\u65af\u6d29\u6f0f\u8b66\u5831\u7cfb\u7d71\uff0c\u4ee5\u53ca\u5165\u4fb5\u8005\u8b66\u5831\u5668\u3002\u9019\u6b21\u8981\u4f7f\u7528\u611f\u6e2c\u5668\u4f86\u91cf\u6e2c\u6eab\u5ea6\u3001\u76f8\u5c0d\u6fd5\u5ea6\u3001\u7d2b\u5916\u7dda\u7b49\u5929\u6c23\u689d\u4ef6\u3002<\/p>\n\n\n\n<p>\u56e0\u70ba\u9019\u6b21\u5be6\u4f5c\u6709\u611f\u6e2c\u5668\u4f7f\u7528\u985e\u6bd4\u8f38\u51fa\uff0c\u6b63\u597d\u53ef\u4ee5\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528\u985e\u6bd4\u6578\u4f4d\u8f49\u63db\u5668(ADC)\u5c07\u985e\u6bd4\u8f49\u63db\u70ba\u6578\u4f4d\u8a0a\u865f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u6240\u9700\u8a2d\u5099<\/h2>\n\n\n\n<p>1. <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?header_search=DHT11\" target=\"_blank\" rel=\"noreferrer noopener\">DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668<\/a> x1<\/p>\n\n\n\n<p>2. <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?header_search=%E7%B4%AB%E5%A4%96%E7%B7%9A\" target=\"_blank\" rel=\"noreferrer noopener\">\u7d2b\u5916\u7dda\u611f\u6e2c\u5668<\/a> x1<\/p>\n\n\n\n<p>3. <a href=\"https:\/\/www.icshop.com.tw\/product-page.php?10946\">MCP3008 ADC<\/a> x1<\/p>\n\n\n\n<p>4. <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?categories_id=190&amp;header_search=%E9%BA%B5%E5%8C%85%E6%9D%BF\/p_1\" target=\"_blank\" rel=\"noreferrer noopener\">\u9eb5\u5305\u677f<\/a> x1<\/p>\n\n\n\n<p>5. <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?header_search=%E6%9D%9C%E9%82%A6%E7%B7%9A\/p_1\" target=\"_blank\" rel=\"noreferrer noopener\">\u675c\u90a6\u7dda\u6750<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u5be6\u4f5c\u6b65\u9a5f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u9023\u63a5 DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668<\/h3>\n\n\n\n<p>DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668\u53ef\u4ee5\u7528\u4f86\u91cf\u6e2c\u6eab\u5ea6\u548c\u76f8\u5c0d\u6ebc\u5ea6\uff0c\u7576\u7136\u4e5f\u80fd\u5347\u7d1a\u4f7f\u7528 <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?header_search=DHT22\">DHT22<\/a> \u6216\u662f <a href=\"https:\/\/www.icshop.com.tw\/product_list.php?header_search=BME280\">BME280<\/a>(\u53ef\u91cf\u6e2c\u6c23\u58d3)\u3002<\/p>\n\n\n\n<p>DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668\u7d50\u5408\u71b1\u654f\u96fb\u963b\u8207\u96fb\u5bb9\u5f0f\u6fd5\u5ea6\u611f\u6e2c\u5668\uff0c\u8f38\u51fa\u6578\u4f4d\u8a0a\u865f\uff0c\u4f7f\u7528\u4e0a\u76f8\u7576\u5bb9\u6613\u3002<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u95dc\u9589 Raspberry Pi \u6a39\u8393\u6d3e\u7684\u96fb\u6e90\uff0c\u5c07 DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668\u9023\u63a5\u5230\u958b\u767c\u677f\uff0c\u5982\u4e0b\u5716\u8868\u6240\u793a\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/C1qiqNy9Fp8mF3J4HcTnGt3wLNFh8zx9csiYWX_qTDNP6FgIrJHa_iKbjF5zfQBTi3xpZeBaHPqZT1Cjf4YuVVhmaHLMVED51vq7Cg77x4E3MGySOkWoVtKVLiXCpAPVHPVqhx02QUtpY-FRlsrkw9A\" alt=\"\u6a39\u8393\u6d3e\u611f\u6e2c\u5668\u5be6\u4f5c(\u4e09)\uff1a\u7c21\u6613\u6c23\u8c61\u7ad9\"\/><figcaption>\u57161. \u7c21\u6613\u6c23\u8c61\u7ad9\u63a5\u7dda\u5716<\/figcaption><\/figure><\/div>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Raspberry Pi \u6a39\u8393\u6d3e<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>3.3 V<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>VCC<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>GND<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>GND<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>IO14<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>DO<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5b89\u88dd DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668\u7a0b\u5f0f\u5eab<\/h3>\n\n\n\n<p>\u7576\u9023\u63a5\u597d DHT11 \u6eab\u6fd5\u5ea6\u611f\u6e2c\u5668\u5f8c\uff0c\u958b\u555f<a href=\"https:\/\/www.icshop.com.tw\/product_list.php?2180\" target=\"_blank\" rel=\"noreferrer noopener\"> Raspberry Pi \u6a39\u8393\u6d3e<\/a>\u7684\u96fb\u6e90\uff0c\u82e5\u662f\u9023\u63a5\u6b63\u78ba\u5c07\u6703\u770b\u5230\u611f\u6e2c\u5668\u4eae\u8d77\u7d05\u71c8\u3002<\/p>\n\n\n\n<p>\u56e0\u70ba DHT11 \u8f38\u51fa\u4e8c\u9032\u5236\u6578\u503c\u5230\u6a39\u8393\u6d3e\u7684 IO14 \u8173\u4f4d\uff0c\u56e0\u6b64\u6211\u5011\u9700\u8981\u5c07\u5176\u8f49\u63db\u6210\u5341\u4e8c\u9032\u5236\u7684\u6578\u503c\u3002\u6700\u7c21\u55ae\u7684\u65b9\u5f0f\uff0c\u5c31\u662f\u76f4\u63a5\u4f7f\u7528\u73fe\u6210\u7684 Python \u7a0b\u5f0f\u5eab\uff0c\u6211\u5011\u9019\u6b21\u4f7f\u7528\u7684\u662fszazo\u2019s DHT11 \u7a0b\u5f0f\u5eab\uff0c\u5728\u7d42\u7aef\u6a5f\u8996\u7a97\u8f38\u5165\u4ee5\u4e0b\u6307\u4ee4\u4fbf\u53ef\u4ee5\u5b89\u88dd\uff1a<\/p>\n\n\n\n<p><span style=\"background-color:#dadada\" class=\"tadv-background-color\">pip3 install dht11<\/span><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u6eab\u5ea6\u8207\u6ebc\u5ea6\u6e2c\u8a66<\/h3>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u5011\u8981\u64b0\u5beb\u4e00\u500b Python \u7a0b\u5f0f\u300cdht11_test.py\u300d\uff0c\u7528\u4f86\u8b80\u53d6\u611f\u6e2c\u5668\u6eab\u6fd5\u5ea6\u7684\u8f38\u51fa\u3002\u5f9e\u96fb\u8166\u684c\u9762\u7684\u9078\u55ae\u4e2d\uff0c\u6253\u958b Thonny IDE \u8edf\u9ad4\u5e73\u53f0\uff0c\u958b\u59cb\u64b0\u5beb\u7a0b\u5f0f\u3002<\/p>\n\n\n\n<div style=\"overflow: auto; height: 380px; background-color: \n\n#0000;\"><script src=\"https:\/\/gist.github.com\/icchannel\/f77cda5e9dcc6123144c3ec80c6cd20d.js\"><\/script>\n<\/div>\n\n\n\n<p>\u7b2c 1~7 \u884c\uff1a\u7531\u65bc DHT11 \u7a0b\u5f0f\u5eab\u662f\u4f7f\u7528 RPi.GPIO Python \u7a0b\u5f0f\u5eab\uff0c\u56e0\u6b64\u6211\u5011\u8981\u5728\u4e00\u958b\u59cb\u5c0e\u5165 RPi.GPIO \u4e26\u8a2d\u70ba GPIO\uff0c\u63a5\u8457\u521d\u59cb\u5316 GPIO \u9032\u884c\u6a19\u6e96\u6e05\u7406\u4ee5\u5c07\u6240\u6709\u5f15\u8173\u91cd\u7f6e\u70ba\u8f38\u5165\u3002<\/p>\n\n\n\n<p>\u7b2c 9~13 \u884c\uff1a\u8a2d\u5b9a\u4e00\u500b\u8ff4\u5708 while True: \uff0c\u8b80\u53d6 GPIO14 \u7684\u6578\u503c\u3002\u5982\u679c\u7d50\u679c\u70ba\u6709\u6548\u503c(\u4f8b\u5982\u975e\u932f\u8aa4)\uff0c\u5c07\u986f\u793a\u6eab\u5ea6\u8207\u6fd5\u5ea6\u7684\u6578\u503c\u5728 Thonny Shell \u986f\u793a\u7a97\u3002\u986f\u793a\u8a0a\u606f\u7684\u683c\u5f0f\u70ba %-3.1f\uff0c\u4ee3\u8868\u6bcf\u500b\u53c3\u6578\u8f38\u51fa\u70ba\u81f3\u5c11\u4e09\u4f4d\u6578\u5b57\uff0c\u4e26\u5305\u62ec\u4e00\u4f4d\u5c0f\u6578\u3002\u6700\u5f8c\u6211\u5011\u52a0\u5165\u4e86 end = \u201c\\r\u201d \uff0c\u5982\u6b64\u4e00\u4f86\u6bcf\u6b21\u986f\u793a\u6587\u5b57\u5c31\u90fd\u6703\u51fa\u73fe\u5728\u540c\u4e00\u884c\u3002<\/p>\n\n\n\n<p>\u958b\u59cb\u57f7\u884c dht11_test.py \u7a0b\u5f0f\uff0c\u53ef\u4ee5\u5617\u8a66\u5728\u611f\u6e2c\u5668\u65c1\u547c\u6c23\uff0c\u6aa2\u67e5\u6eab\u5ea6\u8207\u6fd5\u5ea6\u662f\u5426\u6709\u6b63\u5e38\u904b\u4f5c\u8b80\u53d6\u6578\u503c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u9023\u63a5\u985e\u6bd4\u6578\u4f4d\u8f49\u63db\u5668(ADC)<\/h3>\n\n\n\n<p>\u7531\u65bc\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u8f38\u51fa\u70ba\u985e\u6bd4\u8a0a\u865f\uff0c\u6240\u4ee5\u6211\u5011\u8981\u5229\u7528\u985e\u6bd4\u6578\u4f4d\u8f49\u63db\u5668 MCP3008 (ADC, analogue-to-digital converter)\u4f86\u5c07\u6578\u503c\u4f5c\u8f49\u63db\u8b80\u53d6\uff0c\u8f49\u63db\u5668\u7e3d\u5171\u6709 8 \u500b\u8f38\u5165\u901a\u9053\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/lh4.googleusercontent.com\/U5_cosModvdGXdj7eQRnrZzQkKngU_EyzZWi30jnnZuafkzFC1EQ9L2ZsHc6AVqBqlcV4CYUqy5mPBTdULFxvbYhUW9mhg-6Ix2i8CcHeyX5cbXlbS88F6Y7dbfKwgqUHXK81OkNI1qfXeuhIQHq8eg\" alt=\"MCP3008\" width=\"-63\" height=\"-36\"\/><\/figure><\/div>\n\n\n\n<p>\u56e0\u70ba MCP3008 \u662f SPI \u901a\u8a0a\u4ecb\u9762\uff0c\u6240\u4ee5\u6211\u5011\u9700\u8981\u900f\u904e Python 3 \u5728 Raspberry Pi \u914d\u7f6e\u5de5\u5177\u555f\u7528 SPI\uff0c\u5728\u7d42\u7aef\u6a5f\u8996\u7a97\u8f38\u5165\u4ee5\u4e0b\u6307\u4ee4\u4fbf\u53ef\u5b89\u88dd\uff1a<\/p>\n\n\n\n<p>sudo apt-get install python3-spidev<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u95dc\u9589 Raspberry Pi \u6a39\u8393\u6d3e\u7684\u96fb\u6e90\uff0c\u5c07 MCP3008 \u653e\u7f6e\u5728\u9eb5\u5305\u677f\u4e2d\u9593\uff0c\u9023\u63a5\u5230\u958b\u767c\u677f\u5982\u5716 1\uff0c\u63a5\u7dda\u8acb\u53c3\u7167\u4e0b\u8868\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Raspberry Pi \u6a39\u8393\u6d3e<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>MCP3008<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>IO8<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>CEo<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>IO10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>MOSI<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>IO9<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>MISO<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>IO11<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>SCLK<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u9023\u63a5\u7d2b\u5916\u7dda\u611f\u6e2c\u5668<\/h3>\n\n\n\n<p>\u524d\u9762\u5df2\u6210\u529f\u9023\u63a5\u5b8c\u985e\u6bd4\u6578\u4f4d\u8f49\u63db\u5668(ADC)\u4e86\uff0c\u63a5\u8457\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u9023\u63a5\u5230\u958b\u767c\u677f\u5982\u5716 1\uff0c\u63a5\u7dda\u8acb\u53c3\u7167\u4e0b\u8868\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Raspberry Pi \u6a39\u8393\u6d3e<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u7d2b\u5916\u7dda\u611f\u6e2c\u5668<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>3.3 V<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>VCC<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>GND<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>GND<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u518d\u5c07\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u4f9d\u7167\u4e0b\u8868\u9023\u63a5\u5230 MCP3008\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u7d2b\u5916\u7dda\u611f\u6e2c\u5668<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>MCP3008<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>AOUT<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><strong>\u5c0f\u63d0\u793a<\/strong><\/p><cite>\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u53ef\u4ee5\u4efb\u610f\u9023\u63a5\u5230 MCP3008 \u7684 8 \u500b\u8f38\u5165\u901a\u9053\uff0c\u672c\u5be6\u4f5c\u4f7f\u7528\u7b2c 0 \u500b\u8f38\u5165\u901a\u9053\u3002<\/cite><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">6. \u7d2b\u5916\u7dda\u6e2c\u8a66<\/h3>\n\n\n\n<p>\u73fe\u5728\u6211\u5011\u5c31\u4f86\u5efa\u7acb\u4e00\u500b\u7a0b\u5f0f\u300cuv_test.py\u300d\u4f86\u6e2c\u8a66\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u5427\uff01<\/p>\n\n\n\n<div style=\"overflow: auto; height: 200px; background-color: \n\n#0000;\"><script src=\"https:\/\/gist.github.com\/icchannel\/03d00e201c411889ceed3878bb0f72b3.js\"><\/script>\n<\/div>\n\n\n\n<p>\u7b2c 1~3 \u884c\uff1a\u9019\u6b21\u6211\u5011\u4f7f\u7528 GPIO Zero \u7a0b\u5f0f\u5eab\uff0c\u65b9\u4fbf\u4f7f\u7528\u7684 MCP3008 \u985e\u5225\u3002\u4e26\u6307\u5b9a uv \u70ba MCP3008(0) \u53bb\u8b80\u53d6\u611f\u6e2c\u5668\u7684\u985e\u6bd4\u8f38\u51fa\u8a0a\u865f\u3002<\/p>\n\n\n\n<p>\u7b2c 5~6 \u884c\uff1a\u8a2d\u5b9a\u4e00\u500b\u8ff4\u5708 while True: \uff0c\u5c07\u611f\u6e2c\u5668\u8f38\u51fa\u7684\u503c(\u7bc4\u570d\u70ba 0~1)\u4e58\u4e0a 3.3 \u6700\u5927\u96fb\u58d3\u4ee5\u7372\u5f97\u6e96\u78ba\u7684\u6578\u503c\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f60\u5728\u5ba4\u5167\uff0c\u6578\u503c\u986f\u793a\u6703\u975e\u5e38\u4f4e\uff0c\u70ba\u4e86\u8981\u6aa2\u6e2c\u662f\u5426\u6b63\u5e38\u904b\u4f5c\uff0c\u53ef\u4ee5\u5c07\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u79fb\u5230\u5ba4\u5916\uff0c\u6216\u662f\u62ff\u8457\u611f\u6e2c\u5668\u4f38\u51fa\u7a97\u5916\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u7d2b\u5916\u7dda\u71c8(\u4f8b\u5982\u9a57\u9214\u7528\u7684\u6aa2\u6e2c\u71c8)\uff0c\u9019\u6a23\u4e5f\u80fd\u5920\u770b\u5230\u6578\u503c\u7684\u6539\u8b8a\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7. \u7d2b\u5916\u7dda\u6307\u6578<\/h3>\n\n\n\n<p>\u6211\u5011\u5f9e\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u8b80\u53d6\u5230\u6b63\u78ba\u7684\u96fb\u58d3\uff0c\u4f46\u662f\u9019\u4ee3\u8868\u4ec0\u9ebc\u610f\u601d\u5462\uff1f\u6211\u5011\u9084\u9700\u8981\u8f49\u63db\u9019\u4e9b\u6578\u503c\u8f49\u63db\u6210\u570b\u969b\u6a19\u6e96\u7684\u7d2b\u5916\u7dda\u6307\u6578\uff0c\u9019\u6a23\u5c0d\u6211\u5011\u624d\u6709\u7528\u8655\u3002<\/p>\n\n\n\n<div style=\"overflow: auto; height: 500px; background-color: \n\n#0000;\"><script src=\"https:\/\/gist.github.com\/icchannel\/0345ebb7c1f331219ba2b63f4f8cf4c4.js\"><\/script>\n<\/div>\n\n\n\n<p>\u7b2c 5~32 \u884c\uff1a\u5728\u300cuv_index.py\u300d\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u5efa\u7acb\u4e00\u500b uv_range \u529f\u80fd\uff0c\u4ee5\u53ca\u4e00\u7cfb\u5217\u7684 if \u548c elif \u4f86\u8655\u7406\u611f\u6e2c\u5668\u6240\u8b80\u53d6\u5230\u7684\u6578\u76f4\u843d\u5728\u54ea\u500b\u7bc4\u570d(\u5c07 uv mv \u8f49\u63db\u70ba\u5fae\u4f0f\u7279)\uff0c\u4e26\u8a2d\u5b9a\u76f8\u5c0d\u61c9\u7684\u7d2b\u5916\u7dda\u6307\u6578(uv_index)\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><strong>\u5c0f\u63d0\u793a<\/strong><\/p><cite>\u6211\u5011\u4f30\u8a08\u7684\u7bc4\u570d\u662f\u4f9d\u64da\u7db2\u8def\u4e0a\u7d2b\u5916\u7dda\u611f\u6e2c\u5668\u7684\u5178\u578b\u96fb\u58d3\u503c\u8868\uff0c\u4f46\u53ef\u80fd\u6703\u56e0\u70ba\u6eab\u5ea6\u800c\u6709\u6240\u5dee\u7570\u3002<\/cite><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">8. \u6574\u5408\u6240\u6709\u7a0b\u5f0f\u78bc<\/h3>\n\n\n\n<p>\u6700\u5f8c\uff0c\u5c31\u628a\u524d\u9762\u6240\u64b0\u5beb\u597d\u7684 DHT11 \u8207\u7d2b\u5916\u7dda\u6307\u6578\u7a0b\u5f0f\u78bc\u5408\u4f75\u5728\u4e00\u8d77\u5427\uff01<\/p>\n\n\n\n<div style=\"overflow: auto; height: 500px; background-color: \n\n#0000;\"><script src=\"https:\/\/gist.github.com\/icchannel\/1d43c563d04172702d50a3ec6b5c6e12.js\"><\/script>\n<\/div>\n\n\n\n<p>\u7b2c 1~8 \u884c\uff1a\u5728\u300cweather.py\u300d\u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u540c\u6642\u4f7f\u7528 RPi.GPIO \u548c GPIO Zero \u7a0b\u5f0f\u5eab(\u5f8c\u8005\u662f\u57fa\u65bc\u524d\u8005)\uff0c\u4f46\u662f\u6211\u5011\u5728\u8a2d\u5b9a\u4efb\u4f55 GPIO Zero \u6578\u503c\u524d\uff0c\u9700\u8981\u521d\u59cb\u5316 GPIO \u8173\u4f4d\u3002<\/p>\n\n\n\n<p>\u7b2c 12~39 \u884c\uff1a\u6211\u5011\u4f7f\u7528 uv_range \u529f\u80fd\u53bb\u5224\u5b9a\u7d2b\u5916\u7dda\u6578\u503c\u3002<\/p>\n\n\n\n<p>\u7b2c 41~45 \u884c\uff1a\u5728 while True: \u8ff4\u5708\u4e2d\u52a0\u5165\u547c\u53eb\u3002<\/p>\n\n\n\n<p>\u7b2c 46 \u884c\uff1a\u52a0\u5165\u986f\u793a\u6578\u503c\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">9. \u5be6\u6e2c\u6c23\u8c61\u7ad9<\/h3>\n\n\n\n<p>\u5982\u679c\u4f60\u60f3\u8981\u5c07\u7c21\u6613\u6c23\u8c61\u7ad9\u653e\u7f6e\u5728\u6236\u5916\uff0c\u90a3\u9ebc\u5c31\u9700\u8981\u4e00\u500b\u96fb\u5b50\u7522\u54c1\u5c08\u7528\u7684\u9632\u6c34\u5916\u6bbc\u3002\u6216\u8005\u53ef\u4ee5\u628a\u5b83\u653e\u5728\u5e7e\u500b\u76f8\u9023\u7684\u6392\u6c34\u7ba1\u5f4e\u982d\u88e1(\u5982\u540c The MagPi issue 92)\uff0c\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u5efa\u8b70\u4f7f\u7528 Raspberry Pi Zero W \u4ee5\u7bc0\u7701\u7a7a\u9593\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\u5c07\u6703\u9700\u8981\u4f7f\u7528 USB \u7dda\u5ef6\u9577\u96fb\u6e90\u7d66\u7c21\u6613\u6c23\u8c61\u7ad9\uff0c\u5982\u679c\u4f60\u60f3\u8981\u9060\u7aef\u8b80\u53d6\u8f38\u51fa\u7684\u6578\u503c\uff0c\u90a3\u9ebc\u53ef\u4ee5\u900f\u904e SSH \u9023\u7dda\u6216\u7db2\u8def\u5100\u8868\u677f\u3002\u4f60\u4e5f\u9700\u8981\u5c07 Raspberry Pi \u6a39\u8393\u6d3e\u9023\u81f3\u7db2\u8def\u8def\u7531\u5668\uff0c\u82e5\u662f\u8981\u7528\u7121\u7dda\u9023\u7dda\uff0c\u6839\u64da\u7c21\u6613\u6c23\u8c61\u7ad9\u8207\u8def\u7531\u5668\u7684\u8ddd\u96e2\uff0c\u53ef\u80fd\u6703\u9700\u8981\u4e00\u500b Wi-Fi \u64f4\u5927\u5668\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5c0f\u7d50<\/h2>\n\n\n\n<p>\u6211\u5011\u5b8c\u6210\u4e86\u4e00\u500b\u7c21\u6613\u7684\u6c23\u8c61\u7ad9\uff0c\u5982\u679c\u60f3\u8981\u6539\u5584\u5b83\uff0c\u53ef\u4ee5\u589e\u52a0\u6c23\u58d3\u611f\u6e2c\u5668\uff0c\u5982 BMP280\uff0c\u6216\u5c07 DHT11 \u63db\u6210 BME280\uff0cBMP280 \u53ef\u4ee5\u91cf\u6e2c\u6eab\u5ea6\u3001\u6ebc\u5ea6\u548c\u6c23\u58d3\uff0c\u4f46\u662f\u9700\u8981\u4f7f\u7528\u4e0d\u540c\u7684 Python \u7a0b\u5f0f\u5eab\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u662f\u5c07\u7c21\u6613\u6c23\u8c61\u7ad9\u5b89\u88dd\u5728\u6236\u5916\uff0c\u53ef\u4ee5\u589e\u52a0\u7279\u5225\u7684\u5929\u6c23\u611f\u6e2c\u5668\uff0c\u4f8b\u5982\u98a8\u901f\u8a08\u3001\u96e8\u91cf\u3001\u98a8\u5411\uff0c\u5982\u540c SparkFun SEN-15901 \u6c23\u8c61\u5100\u5957\u4ef6\u4e2d\u6240\u4ecb\u7d39\u7684\u90a3\u6a23\u3002<\/p>\n\n\n\n<p>\u4e0b\u4e00\u6b21\u6211\u5011\u8981\u4f7f\u7528\u6c34\u5206\u8207\u6db2\u9ad4\u611f\u6e2c\u5668\u53bb\u76e3\u6e2c\u690d\u7269\uff0c\u6709\u8208\u8da3\u7684\u5925\u4f34\u5011\u8acb\u5e6b\u6211\u5011\u591a\u591a\u5206\u4eab\u4e26\u6301\u7e8c\u95dc\u6ce8\u6211\u5011\u5594\uff01\u4e0b\u6b21\u898b\uff5e<br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u300c\u6a39\u8393\u6d3e\u611f\u6e2c\u5668\u5be6\u4f5c\u300d\u7cfb\u5217\u5be6\u4f5c\u6211\u5011\u88fd\u4f5c\u4e86\u706b\u7130\u8207\u74e6\u65af\u6d29\u6f0f\u8b66\u5831\u7cfb\u7d71\uff0c\u4ee5\u53ca\u5165\u4fb5\u8005\u8b66\u5831\u5668\u3002\u9019\u6b21\u8981\u4f7f\u7528\u611f\u6e2c\u5668\u4f86\u91cf\u6e2c\u6eab\u5ea6\u3001\u76f8\u5c0d\u6fd5\u5ea6\u3001\u7d2b\u5916\u7dda\u7b49\u5929\u6c23\u689d\u4ef6\u3002\u5176\u4e2d\u6709\u611f\u6e2c\u5668\u4f7f\u7528\u985e\u6bd4\u8f38\u51fa\uff0c\u6b63\u597d\u53ef\u4ee5\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528\u985e\u6bd4\u6578\u4f4d\u8f49\u63db\u5668(ADC)\u5c07\u985e\u6bd4\u8f49\u63db\u70ba\u6578\u4f4d\u8a0a\u865f\u3002<\/p>\n","protected":false},"author":1,"featured_media":17284,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112,238],"tags":[],"table_tags":[],"_links":{"self":[{"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/posts\/17130"}],"collection":[{"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/comments?post=17130"}],"version-history":[{"count":7,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/posts\/17130\/revisions"}],"predecessor-version":[{"id":17285,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/posts\/17130\/revisions\/17285"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/media\/17284"}],"wp:attachment":[{"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/media?parent=17130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/categories?post=17130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/tags?post=17130"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/www.circuspi.com\/index.php\/wp-json\/wp\/v2\/table_tags?post=17130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}