{"id":62708,"date":"2023-08-01T10:26:06","date_gmt":"2023-08-01T02:26:06","guid":{"rendered":"http:\/\/www.gechic.com\/?p=62708"},"modified":"2026-06-05T11:42:15","modified_gmt":"2026-06-05T03:42:15","slug":"rpi-nodered-touchscreen-gui","status":"publish","type":"post","link":"https:\/\/www.gechic.com\/tw\/rpi-nodered-touchscreen-gui\/","title":{"rendered":"\u7528\u6a39\u8393\u6d3eNode-RED\u5feb\u901f\u958b\u767c\u89f8\u63a7\u87a2\u5e55\u7684\u5716\u5f62\u63a7\u5236\u4ecb\u9762"},"content":{"rendered":"\n<h1>\n\t\t\t\u7528\u6a39\u8393\u6d3eNode-RED\u5feb\u901f\u958b\u767c\u89f8\u63a7\u87a2\u5e55\u7684\u5716\u5f62\u63a7\u5236\u4ecb\u9762\t<\/h1>\n\t<p>2023\/08\/01 \uff5cBy G\u5c0f\u7de8<\/p>\n\t<p>\u96a8\u8457\u81ea\u52d5\u5316\u63a7\u5236\u8207\u7269\u806f\u7db2\u6280\u8853\u7684\u84ec\u52c3\u767c\u5c55\uff0c\u4eba\u6a5f\u4ecb\u9762\u7cfb\u7d71\uff08HMI\uff09\u7684\u8a2d\u8a08\u4e5f\u6108\u4f86\u6108\u504f\u5411\u76f4\u89c0\u597d\u7528\u7684\u89f8\u63a7\u5f0f\u5716\u5f62\u63a7\u5236\u4ecb\u9762\u3002\u76f8\u8f03\u65bc\u50b3\u7d71\u578b\u614b\u7684\u6309\u9215\u3001\u65cb\u9215\u3001\u62c9\u687f\u7b49\u63a7\u5236\u5143\u4ef6\uff0c\u4f7f\u7528\u89f8\u63a7\u87a2\u5e55\u4f86\u64cd\u7e31\/\u76e3\u63a7\u6a5f\u5668\u751f\u7522\u904e\u7a0b\u66f4\u5177\u5099\u4e0b\u5217\u512a\u9ede\uff1a<\/p>\n\t<ul>\n<li>\u6613\u65bc\u4f7f\u7528\uff1a\u5716\u5f62\u4ecb\u9762\u76f4\u89c0\u6613\u65bc\u7406\u89e3\uff0c\u6709\u52a9\u65bc\u65b0\u4eba\u5feb\u901f\u4e0a\u624b<\/li>\n<li>\u4fbf\u65bc\u66f4\u65b0\uff1a\u4ee5\u8edf\u9ad4\u70ba\u57fa\u790e\u7684GUI \u53ef\u4ee5\u96a8\u6642\u65b0\u589e\u63a7\u5236\u9805\uff0c\u6709\u5229\u65bc\u96a8\u6642\u4f9d\u64da\u7522\u7dda\u9700\u6c42\u4fee\u6b63\u64cd\u63a7\u529f\u80fd<\/li>\n<li>\u5b89\u5168\u6027\u66f4\u5f37\uff1a\u50b3\u7d71\u578b\u7684\u4eba\u6a5f\u4ecb\u9762\u5229\u7528\u9470\u5319\u4f86\u505a\u64cd\u63a7\u52d5\u4f5c\u7684\u7ba1\u5236\uff0c\u800c\u89f8\u63a7\u7684\u5716\u5f62\u63a7\u5236\u4ecb\u9762\u53ef\u4ee5\u5229\u7528\u8edf\u9ad4\u505a\u8b66\u8a9e\u63d0\u9192\u3001\u4e8c\u6b21\u8f38\u5165\u78ba\u8a8d\u4ee5\u53ca\u5bc6\u78bc\u89e3\u9396\u52d5\u4f5c\u7b49\u7ba1\u5236\uff0c\u5c0d\u65bc\u6a5f\u5668\u64cd\u4f5c\u7684\u5b89\u5168\u7ba1\u5236\u66f4\u5f37\u3002<\/li>\n<\/ul>\n\t<p>\u96d6\u7136\u89f8\u63a7\u4eba\u6a5f\u4ecb\u9762\u8a2d\u8a08\u662f\u4e00\u9805\u5c08\u696d\u8ab2\u984c\uff0c\u4f46\u4f7f\u7528\u6a39\u8393\u6d3e\u8207\u81ea\u7531\u8edf\u9ad4Node-RED\u4f86\u8a2d\u8a08\u89f8\u63a7\u5716\u5f62\u4ecb\u9762\u537b\u7c21\u55ae\u6613\u5b78\uff0c\u4e0d\u9700\u8981\u592a\u591a\u7a0b\u5f0f\u8a2d\u8a08\u80fd\u529b\uff0c\u4e00\u822c\u4eba\u4e5f\u53ef\u4ee5\u5728\u5bb6\u5feb\u901f\u5275\u5efa\u4e00\u500b\u5c0f\u578b\u7684\u89f8\u63a7\u4eba\u6a5f\u4ecb\u9762\u3002\u73fe\u5728\u5c31\u8ddf\u8457\u6211\u5011\u4e00\u8d77\u4f86\u505a\u667a\u6167\u5bb6\u5ead\u7684\u89f8\u63a7HMI\u5427!<\/p>\n\t\t<iframe title=\"Build  a Touchscreen GUI to Control Raspberry Pi GPIO Devices\uff5cGeChic\" width=\"1220\" height=\"686\" src=\"https:\/\/www.youtube.com\/embed\/VXPHLW5SmVc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\t\n<h1>\n\t\t\t1.\t\u5b89\u88ddNode-RED\t<\/h1>\n\t<p>Node-RED\u662fIBM\u57fa\u65bcNode.js\u6240\u958b\u767c\u7684\u8996\u89ba\u5316\u7a0b\u5f0f\u8a2d\u8a08\u8edf\u9ad4\uff0c\u5229\u7528\u62d6\u62c9\u5716\u6a19\u7684\u65b9\u5f0f\uff0c\u5c31\u53ef\u4ee5\u5efa\u7acb\u6d41\u7a0b\u7de8\u78bc\uff0c\u5927\u5927\u6e1b\u5c11\u958b\u767c\u8005\u64b0\u5beb\u7a0b\u5f0f\u7684\u8ca0\u64d4\uff0c\u7531\u65bc\u8edf\u9ad4\u514d\u8cbb\u800c\u4e14\u4e0a\u624b\u5feb\u901f\uff0c\u76ee\u524d\u5ee3\u6cdb\u61c9\u7528\u65bc\u7269\u806f\u7db2\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u3002<\/p>\n<p>\u6a39\u8393\u6d3e\u4f5c\u696d\u7cfb\u7d71Raspberry Pi OS 32bits\u5df2\u7d93\u5167\u5efa\u6709Node-RED\u61c9\u7528\u7a0b\u5f0f\uff0c\u6253\u958b\u6a39\u8393\u6d3e\u9078\u55ae\uff0c\u5728Programming\u4e2d\uff0c\u5373\u53ef\u4ee5\u627e\u5230Node-RED\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-icon-1.jpg\" alt=\"touchscreen GUI\" height=\"129\" width=\"350\" title=\"Node-RED icon 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u82e5\u662f\u5728\u6a39\u8393\u6d3e\u4f7f\u7528\u5176\u5b83\u7248\u672c\u7684\u4f5c\u696d\u7cfb\u7d71\uff0c\u5247\u53ef\u4ee5\u6253\u958bTerminal\uff0c\u8f38\u5165\u4e0b\u5217\u6307\u4ee4\uff0c\u624b\u52d5\u5b89\u88ddNode-RED\uff08<a href=\"https:\/\/nodered.org\/docs\/getting-started\/raspberrypi\" target=\"_blank\" rel=\"noopener\">Node-RED \u5b89\u88dd\u8aaa\u660e<\/a>\uff09<\/p>\n\t<p>bash &lt;(curl -sL https:\/\/raw.githubusercontent.com\/node-red\/linux-installers\/master\/deb\/update-nodejs-and-nodered)<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/install-node-RED-1.jpg\" alt=\"touchscreen GUI\" height=\"374\" width=\"550\" title=\"install node-RED 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa \u958b\u555fNode-RED<\/p>\n\t<p>\u2460 \u9ede\u64caNode-Red\u5716\u6a19\uff0c\u555f\u52d5Node-RED<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-icon-1.jpg\" alt=\"touchscreen GUI\" height=\"129\" width=\"350\" title=\"Node-RED icon 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2461 \u958b\u555fChromium \u21e8 \u5728\u7db2\u5740\u5217\u8f38\u5165 \u672c\u6a5fIP:1880\uff0c\u5728\u6b64\u7684\u672c\u6a5fIP\u70ba 192.168.101.251:1880 (Node-RED\u7684\u9810\u8a2d\u9023\u63a5\u57e0\u70ba1880)<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/open-Node-RED-on-chromium.jpg\" alt=\"touchscreen GUI\" height=\"221\" width=\"451\" title=\"open Node-RED on chromium\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\ud83c\udf81 \u5099\u8a3b\uff1a\u5982\u4f55\u67e5\u8a62\u6a39\u8393\u6d3e\u672c\u6a5fIP<\/p>\n\t<p>\u6253\u958bTerminal \u21e8 \u8f38\u5165\u00a0 hostname -I<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/RPI-find-hostname-1.jpg\" alt=\"RPI-find hostname\" height=\"120\" width=\"394\" title=\"RPI-find hostname\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<h1>\n\t\t\t2.\t\u589e\u52a0Node-RED \u7bc0\u9ede\t<\/h1>\n\t<p>\u5b89\u88dd\u597d\u7684Node-RED\u53ea\u5305\u542b\u4e00\u4e9b\u57fa\u672c\u7bc0\u9ede\uff0c\u82e5\u662f\u5e0c\u671b\u958b\u767c\u63a7\u5236\u9023\u63a5\u6a39\u8393\u6d3eGPIO\u8173\u4f4d\u88dd\u7f6e\u7684\u6d41\u7a0b\uff0c\u5247\u9700\u8981\u8f09\u5165\u66f4\u591a\u7684\u7bc0\u9ede\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-installed-new-open-1.jpg\" alt=\"touchscreen GUI\" height=\"450\" width=\"800\" title=\"Node-RED installed-new open -1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa <strong>\u5b89\u88dd\u5100\u8868\u677f\u986f\u793a\u6240\u9700\u7684\u7bc0\u9ede<\/strong>\uff1a\u9ede\u64ca\u53f3\u4e0a\u89d2\u7684\u9078\u55ae\uff0c\u9078\u64c7 [manage palette] \u21e8\u9ede\u9078 [install] \u21e8 \u8f38\u5165&#8221;dashboard\uff02\u641c\u5c0b \u21e8 \u9078\u64c7\u5b89\u88dd [node-red-dashboard]<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_manage-palette.jpg\" alt=\"touchscreen GUI\" height=\"459\" width=\"256\" title=\"Node-RED_manage palette\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_palette_dashboard.jpg\" alt=\"touchscreen GUI\" height=\"460\" width=\"700\" title=\"Node-RED_palette_dashboard\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa <strong>\u5b89\u88dd\u6a39\u8393\u6d3egpio\u8173\u4f4d\u7684\u76f8\u95dc\u7bc0\u9ede<\/strong>\uff1a\u8f38\u5165&#8221;gpio&#8221;\u641c\u5c0b \u21e8\u9078\u64c7\u5b89\u88dd [node-red-node-pi-gpio]\uff08\u8a3b\uff1a\u6a39\u8393\u6d3e\u5c08\u7528\u7248Node-RED\u5df2\u5167\u9644\u6b64\u5957\u7bc0\u9ede\uff09<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-pallete-gpio-nodes-1-1.jpg\" alt=\"touchscreen GUI\" height=\"510\" width=\"701\" title=\"Node-RED-pallete-gpio nodes -1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa <strong>\u5b89\u88ddDHT\u611f\u6e2c\u5668\u7684\u7bc0\u9ede<\/strong>\uff1a\u8f38\u5165&#8221;dht&#8221; \u641c\u5c0b \u21e8 \u9078\u64c7\u5b89\u88dd [node-red-contrib-dht-sensor] (\u8a3b:\u672c\u7bc4\u4f8b\u4f7f\u7528DHT-11\u611f\u6e2c\u5668)<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_palette_DHT.jpg\" alt=\"touchscreen GUI\" height=\"377\" width=\"719\" title=\"Node-RED_palette_DHT\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa <strong> \u5b89\u88dd\u5100\u8868\u677f\u7684LED\u7bc0\u9ede<\/strong>\uff1a\u8f38\u5165&#8221;ui-led&#8221; \u641c\u5c0b \u21e8 \u9078\u64c7\u5b89\u88dd [ node-rede-contrib-ui-led]<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_palette_ui_led.jpg\" alt=\"touchscreen GUI\" height=\"371\" width=\"704\" title=\"Node-RED_palette_ui_led\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa <strong> \u5b89\u88ddtimer\u7bc0\u9ede<\/strong>\uff1a\u8f38\u5165&#8221;timer&#8221; \u641c\u5c0b \u21e8 \u9078\u64c7\u5b89\u88dd [node-red-contrib-timer]<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_node_timer.jpg\" alt=\"touchscreen GUI\" height=\"375\" width=\"703\" title=\"Node-RED_node_timer\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\ud83c\udf81 \u5099\u8a3b\uff1a\u5728Node-Red\u7db2\u7ad9\u53ef\u4ee5\u627e\u5c0b\u66f4\u591a\u6709\u7528\u7684\u7bc0\u9ede\u8207\u6d41\u7a0b\u7bc4\u672c\u00a0 <a href=\"https:\/\/flows.nodered.org\/search?type=node\" target=\"_blank\" rel=\"noopener\">https:\/\/flows.nodered.org\/search?type=node<\/a><\/p>\n<h2>\n\t\t\t3.\t\u63a7\u5236GPIO\u88dd\u7f6e on\/off\t<\/h2>\n\t<p>\u6211\u5011\u53ef\u4ee5\u5728Node-RED\u8a2d\u8a08\u5100\u8868\u677f\u7684\u958b\u95dc\u6309\u9215\uff0c\u7528\u4f86\u958b\u555f\u6216\u95dc\u9589\u9023\u63a5\u5728\u6a39\u8393\u6d3eGPIO\u8173\u4f4d\u4e0a\u7684LED\u71c8\u3002<\/p>\n\t<p>\u23fa \u786c\u9ad4\u5b89\u88dd<\/p>\n\t<p>\u5c07\u7d05\u8272LED\u71c8\u9023\u63a5\u81f3\u6a39\u8393\u6d3e\u7684GPIO15\u8173\u4f4d\u8207GND\u8173\u4f4d<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/connect-red-led-on-GPIO15-1.jpg\" alt=\"touchscreen GUI\" height=\"329\" width=\"400\" title=\"connect red led on GPIO15\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa \u8edf\u9ad4\u8a2d\u5b9a<\/p>\n\t<p>\u4f9d\u4e0b\u5217\u6b65\u9a5f\uff0c\u5728Node-RED\u8a2d\u8a08\u4e00\u500b\u63a7\u5236LED\u71c8\u958b\u95dc\u7684\u6d41\u7a0b\uff1a<\/p>\n\t<p>\u2460 \u5728\u5de6\u5074\u6b04dashboard\u5167\uff0c\u5c0b\u627e<strong> button<\/strong> \u7bc0\u9ede\u4e26\u62d6\u62c9\u81f3\u4e2d\u9593\u7684flow1\u9801\u9762<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_button-node.jpg\" alt=\"touchscreen GUI\" height=\"587\" width=\"381\" title=\"Node-RED_button node\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2461 \u9ede\u64cabutton \u4e8c\u4e0b\u958b\u555f\u8a2d\u5b9a\u8996\u7a97\uff0c\u65b0\u589e\u4e00\u500b\u986f\u793a\u9762\u677f\u7fa4\u7d44\u3001\u8f38\u5165\u6240\u6b32\u986f\u793a\u7684\u6309\u9375\u540d\uff0c\u4ee5\u53ca\u9ede\u64ca\u6642\u9001\u51fanumber=1<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_button-node-settings-1.jpg\" alt=\"touchscreen GUI\" height=\"583\" width=\"502\" title=\"Node-RED_button node-settings 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2462 \u62d6\u62c9\u4e00\u500brpi-gpio out \u7bc0\u9ede\u81f3\u9801\u9762\uff0c\u4e26\u6307\u5b9a\u5176BCM GPIO\u8173\u4f4d\u3001\u52fe\u9078\u8173\u4f4d\u7684\u9810\u8a2d\u503c\u70ba0\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_GPIO-pinout-node.jpg\" alt=\"touchscreen GUI\" height=\"405\" width=\"634\" title=\"Node-RED_GPIO pinout node\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_GPIO-pinout-node-settings-3.jpg\" alt=\"touchscreen GUI\" height=\"531\" width=\"450\" title=\"Node-RED_GPIO pinout node-settings 3\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2463 \u53c3\u8003\u6b65\u9a5f\u2460\u65b0\u589e\u4e00\u500bLED OFF\u7684button\uff0c\u9023\u63a5\u81f3PIN 10;\u53e6\u5916\u7531dashboard\u4e2d\u62d6\u62c9LED\u7bc0\u9ede\u81f3\u9801\u9762\u4e26\u806f\u7d50\u81f3\u5169\u500bbutton\u7bc0\u9ede\u3002\u8a2d\u5b9aLED \u7bc0\u9ede\uff1a\u6536\u5230number=1 \u6642\u986f\u793a\u7d05\u8272\u3001\u6536\u5230number=0\u6642 \u986f\u793a\u7070\u8272\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_flow_led.jpg\" alt=\"touchscreen GUI\" height=\"341\" width=\"627\" title=\"Node-RED_flow_led\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_LED-RED_settings-1.jpg\" alt=\"touchscreen GUI\" height=\"451\" width=\"450\" title=\"Node-RED_LED RED_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2464 \u8a2d\u8a08\u5100\u8868\u677f\u7684\u7248\u9762\uff1a\u958b\u555f\u53f3\u4e0a\u89d2\u7684\u9078\u55ae\uff0c\u9ede\u9078Dashboard \u9078\u55ae\uff0c\u5728dashboard\u8a2d\u5b9a\u9078\u55ae\u4e2d\uff0c\u9ede\u9078\uff3blayout\uff3d\u6309\u9215\u5373\u53ef\u958b\u555f\u5100\u8868\u683c\u7684\u5716\u5f62\u8a2d\u8a08\u9801\u9762\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_add-dashboard-2.jpg\" alt=\"touchscreen GUI\" height=\"253\" width=\"317\" title=\"Node-RED_add dashboard\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard-panel.jpg\" alt=\"touchscreen GUI\" height=\"211\" width=\"316\" title=\"Node-RED_dashboard panel\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u5728\u53f3\u4e0a\u89d2Width \u8a2d\u5b9a\u5100\u8868\u677f\u7684\u5bec\u5ea6\uff0c\u540c\u6642\u62d6\u62c9\/\u7e2e\u653e\u5404\u7bc0\u9ede\u81f3\u6240\u9700\u8981\u7684\u4f4d\u7f6e\u3002(\u8a3b\uff1a\u7bc0\u9edesize\u82e5\u70ba\u9810\u8a2d\u7684auto\u5247\u7121\u6cd5\u62d6\u62c9\u7e2e\u653e\uff0c\u9808\u5148\u8a2d\u5b9a\u4e00\u500b\u5c3a\u5bf8)<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard-layout-1.jpg\" alt=\"touchscreen GUI\" height=\"417\" width=\"1595\" title=\"Node-RED_dashboard layout-1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2465 \u5100\u8868\u683c\u8a2d\u8a08\u5b8c\u6210\u5f8c\uff0c\u9ede\u9078\u53f3\u4e0a\u89d2\u7684\uff3bDeploy\uff3d\u6309\u9215\u63a1\u7528\u3002\u9ede\u9078dashboard\u6309\u9215\u524d\u5f80\u5100\u8868\u677f\u7684\u524d\u53f0\u9801\u9762\uff0c\u5373\u53ef\u770b\u5230\u63a7\u5236LED\u958b\u95dc\u7684\u6309\u9215\u3002\u5728\u89f8\u63a7\u87a2\u5e55\u4e0a\u9ede\u64caLED ON \u3001LED OFF\u4f86\u958b\u555f\/\u95dc\u9589\u7d05\u8272LED\u71c8\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_deploy-button.jpg\" alt=\"touchscreen GUI\" height=\"229\" width=\"311\" title=\"Node-RED_deploy button\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_led_on.jpg\" alt=\"touchscreen GUI\" height=\"301\" width=\"212\" title=\"Node-RED_dashboard_led_on\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard-LED-buttons-off-2.jpg\" alt=\"Node-RED_dashboard-LED buttons-off\" height=\"301\" width=\"219\" title=\"Node-RED_dashboard-LED buttons-off\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<h2>\n\t\t\t4.\t\u8b80\u53d6\u4e26\u986f\u793aGPIO \u611f\u6e2c\u5668\u8cc7\u6599\t<\/h2>\n\t<p>Node-RED\u80fd\u8b80\u53d6GPIO\u4e0a\u7684\u611f\u6e2c\u5668\uff0c\u4e26\u5c07\u8cc7\u6599\u986f\u793a\u70ba\u5100\u8868\u6216\u5716\u8868\u3002\u4ee5\u6a39\u8393\u6d3e\u5e38\u7528\u7684\u6e29\u6fd5\u5ea6\u8a08 DHT-11\u70ba\u4f8b\uff0c\u8a2d\u8a08\u4e00\u500b\u89c0\u6e2c\/\u8a18\u9304\u623f\u9593\u6e29\u6fd5\u5ea6\u7684\u5100\u8868\u677f\u3002<\/p>\n\t<p>\u23fa \u786c\u9ad4\u5b89\u88dd<\/p>\n\t\u5c07DHT-11\u7684\u96fb\u6e90\u8173VCC\u63a5\u5230\u6a39\u8393\u6d3e3.3V\u8173\u4f4d<br \/>\n\u5c07DHT-11\u7684\u63a5\u5730\u8173GND\u63a5\u5230\u6a39\u8393\u6d3eGND\u8173\u4f4d<br \/>\n\u5c07DHT-11\u7684\u8a0a\u865f\u8173SIG\u63a5\u5230\u6a39\u8393\u6d3eGPIO 04\u8173\u4f4d\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/connect-DHT-11-to-GPIO-4.jpg\" alt=\"touchscreen GUI\" height=\"314\" width=\"479\" title=\"connect DHT-11 to GPIO 4\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa \u8edf\u9ad4\u8a2d\u5b9a<\/p>\n\t<p>\u8a2d\u8a08\u8b80\u53d6\u4e26\u986f\u793a\u611f\u6e2c\u5668\u7684\u65b0\u6d41\u7a0b\uff0c\u65b0\u589e\u4e26\u9023\u7d50\u9019\u4e9b\u7bc0\u9ede<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_DHT-11-flow.jpg\" alt=\"touchscreen GUI\" height=\"223\" width=\"758\" title=\"Node-RED_DHT-11 flow\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2460 \u7531common \u65b0\u589e\u4e00\u500b\uff3b<b>inject<\/b>\uff3d\u7bc0\u9ede\uff0c\u8a2d\u5b9a\u70ba\u6bcf3\u79d2\u9593\u9694\u7684timestamp<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-node-timestamp.jpg\" alt=\"touchscreen GUI\" height=\"165\" width=\"178\" title=\"Node-RED node-timestamp\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_timestamp-settings-2.jpg\" alt=\"touchscreen GUI\" height=\"494\" width=\"450\" title=\"Node-RED_timestamp settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2461 \u7531Raspberry Pi\u985e\u5225\u4e2d\uff0c\u62d6\u62c9\u4e00\u500brpi-dht22 \u7bc0\u9ede\uff0c\u8a2d\u5b9a\u8a0a\u865f\u8173\u4f4d\u70baGPIO 04<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_node-DHT-11_settings-1-2.jpg\" alt=\"touchscreen GUI\" height=\"494\" width=\"450\" title=\"Node-RED_node DHT-11_settings 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2462 \u8a2d\u5b9a\u8cc7\u6599\u51fd\u6578\uff1a\u6e29\u5ea6\u7559\u767d\u3001\u6fd5\u5ea6\u9808\u8a2d\u5b9a\u70bamsg.payload=msg.humidity<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_temperature-function.jpg\" alt=\"touchscreen GUI\" height=\"285\" width=\"500\" title=\"Node-RED_temperature function\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_humidity-function-1.jpg\" alt=\"touchscreen GUI\" height=\"285\" width=\"500\" title=\"Node-RED_humidity function 1\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2463 \u8a2d\u5b9a\u5100\u9336\u5916\u89c0\uff1a\u5100\u9336\u540d\u7a31\u3001\u986f\u793a\u6578\u503c\u7bc4\u570d\u8207\u55ae\u4f4d\u3001\u986f\u793a\u984f\u8272\u8b8a\u5316\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_temperature-gauge_settings-2.jpg\" alt=\"touchscreen GUI\" height=\"452\" width=\"450\" title=\"Node-RED_temperature gauge_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_humidity-gauge_settings-1.jpg\" alt=\"touchscreen GUI\" height=\"452\" width=\"450\" title=\"Node-RED_humidity gauge_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2464 \u8a2d\u5b9a\u986f\u793a\u5716\u8868\uff1a\u8a2d\u5b9aXY\u8ef8\u7684\u986f\u793a\u683c\u5f0f\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_temperature-chart_settings-2.jpg\" alt=\"touchscreen GUI\" height=\"406\" width=\"450\" title=\"Node-RED_temperature chart_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_humidity-chart_settings-3.jpg\" alt=\"touchscreen GUI\" height=\"406\" width=\"450\" title=\"Node-RED_humidity chart_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2465 \u6309[layout]\uff0c\u8abf\u6574\u5100\u8868\u677f\u7248\u9762\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_layout-2-1.jpg\" alt=\"touchscreen GUI\" height=\"454\" width=\"788\" title=\"Node-RED_dashboard_layout 2\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2466 \u9ede\u9078\uff3bDeploy\uff3d\u5f8c\uff0c\u81f3\u5100\u8868\u677f\u67e5\u770bDHT-11\u6e29\u6fd5\u5ea6\u8207\u8da8\u52e2\u5716\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_2.jpg\" alt=\"touchscreen GUI\" height=\"535\" width=\"752\" title=\"Node-RED_dashboard_2\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<h2>\n\t\t\t5.\t\u8a2d\u5b9aGPIO \u7684\u5b9a\u6642\u958b\u95dc\t<\/h2>\n\t<p>\u5229\u7528timer\u7bc0\u9ede\u53ef\u5efa\u7acb\u4e00\u500b\u5b9a\u6642\u5668\uff0c\u9ede\u9078\u5100\u8868\u677f\u7684\u6309\u9215\u555f\u52d5\u5b9a\u6642\u5668\u4f86\u958b\u555fGPIO\u88dd\u7f6e\uff0c\u4e26\u5728\u5b9a\u6642\u5668\u6642\u9593\u7d50\u675f\u6642\u81ea\u52d5\u95dc\u9589\u3002<\/p>\n\t<p>\u23fa \u786c\u9ad4\u5b89\u88dd<\/p>\n\t<p>\u5c07\u85cd\u8272LED\u71c8\u9023\u63a5\u5230\u6a39\u8393\u6d3eGND\u8173\u4f4d\u8207GPIO24\u8173\u4f4d<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-red_blue-led-connect-to-gpio24.jpg\" alt=\"Node-red_blue led- connect to gpio24\" height=\"322\" width=\"353\" title=\"Node-red_blue led- connect to gpio24\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa \u8edf\u9ad4\u8a2d\u5b9a<\/p>\n\t<p>\u5efa\u7acb\u4e00\u500b\u6d41\u7a0b\u5982\u53f3\u5716\uff1a<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_timer-flow.jpg\" alt=\"Node-RED_timer flow\" height=\"183\" width=\"523\" title=\"Node-RED_timer flow\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2460 \u65b0\u589e\u4e00\u500b\u9ede\u64ca\u7522\u751ftrue\u7684\u6309\u9215<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_button_on_for-timer-1.jpg\" alt=\"Node-RED_button_on_for timer\" height=\"449\" width=\"450\" title=\"Node-RED_button_on_for timer\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2461 \u8a2d\u5b9a60\u79d2\u7684\u5b9a\u6642\u5668\uff0c\u9001\u51fa1 \u6216 0<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-node-timer_settings.jpg\" alt=\"Node-node timer_settings\" height=\"333\" width=\"450\" title=\"Node-node timer_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2462 \u8a2d\u5b9aGPIO\u88dd\u7f6e\u7684\u9023\u63a5\u8173\u4f4d\u4e26\u8a2d\u9810\u8a2d\u503c\u70ba0<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-red_gpio18_outpin.jpg\" alt=\"Node-red_gpio18_outpin\" height=\"554\" width=\"450\" title=\"Node-red_gpio18_outpin\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2463 \u8a2d\u5b9aLED\u986f\u793a\u71c8\u865f<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_led-settings_blue-1.jpg\" alt=\"Node-RED_dashboard_led settings_blue\" height=\"397\" width=\"450\" title=\"Node-RED_dashboard_led settings_blue\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2464 \u7528gauge\u7bc0\u9ede\u505a\u5b9a\u6642\u5668\u7684\u5012\u6578\u8b80\u79d2<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_gauge_compass.jpg\" alt=\"Node-RED_dashboard_gauge_compass\" height=\"410\" width=\"450\" title=\"Node-RED_dashboard_gauge_compass\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2465 \u9ede\u9078\uff3blayout\uff3d\u8a2d\u8a08\u5100\u8868\u677f\u7248\u9762\u5f8c\uff0c\u9ede\u9078\uff3bDeploy\uff3d\u63a1\u7528<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_layout_timer.jpg\" alt=\"Node-RED_dashboard_layout_timer\" height=\"138\" width=\"442\" title=\"Node-RED_dashboard_layout_timer\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2466 \u5728\u5100\u8868\u677f\u9ede\u64ca\u6309\u9215\uff0c\u6253\u958b\u85cd\u8272LED\u4e26\u8a08\u6642\u300160\u79d2\u5f8c\u95dc\u9589<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_timer.jpg\" alt=\"Node-RED_dashboard_timer\" height=\"187\" width=\"526\" title=\"Node-RED_dashboard_timer\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<h2>\n\t\t\t6. \u7528\u6ed1\u687f\u63a7\u5236LED\u4eae\u5ea6\t<\/h2>\n\t<p>Dashboard\u7684slider\u7bc0\u9ede\u70ba\u6ed1\u687f\u63a7\u5236\u9805\uff0c\u53ef\u4ee5\u7528\u4f86\u505a\u70ba\u63a7\u5236GPIO\u96fb\u6d41\u91cf\u7684\u8f38\u5165\u9805\uff1b\u7c21\u55ae\u8a2d\u8a08\u4e00\u500b\u6ed1\u687f\uff0c\u4f86\u64cd\u63a7LED\u71c8\u7684\u4eae\u6697\u3002<\/p>\n\t<p>\u23fa \u786c\u9ad4\u5b89\u88dd<\/p>\n\t<p>\u5c07\u7da0\u8272LED\u71c8\u9023\u63a5\u5230\u6a39\u8393\u6d3eGND\u8173\u4f4d\u8207GPIO12\u8173\u4f4d<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Connect-green-led-gpio12-2.jpg\" alt=\"Connect-green led-gpio12-2\" height=\"320\" width=\"347\" title=\"Connect-green led-gpio12-2\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u23fa \u8edf\u9ad4\u8a2d\u5b9a<\/p>\n\t<p>\u5efa\u7acb\u4e00\u500b\u6d41\u7a0b\u5982\u53f3\u5716\uff1a<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_flow-slider.jpg\" alt=\"Node-RED_flow-slider\" height=\"147\" width=\"539\" title=\"Node-RED_flow-slider\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2460 \u65b0\u589e\u4e00\u500btimestamp\u7bc0\u9ede\uff0c\u8a2d\u5b9a\u9001\u51fa\u8d77\u555f\u503c\u70ba0<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_node_timestamp2_settings-1.jpg\" alt=\"Node-RED_node_timestamp2_settings\" height=\"240\" width=\"450\" title=\"Node-RED_node_timestamp2_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2461\u65b0\u589eslider\u7bc0\u9ede\uff0c\u8a2d\u5b9a\u540d\u7a31\u82070~255\u7684\u7bc4\u570d<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_node_slider_settings-1.jpg\" alt=\"Node-RED_node_slider_settings\" height=\"327\" width=\"450\" title=\"Node-RED_node_slider_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2462 \u8a2d\u5b9agpio out \u7bc0\u9ede\u70baGPIO12\uff0c\u9078\u64c7\u985e\u578b\u70baPWM output<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_gpio-out_green-led_settings.jpg\" alt=\"Node-RED_gpio out_green led_settings\" height=\"556\" width=\"450\" title=\"Node-RED_gpio out_green led_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2463 \u8a2d\u5b9agauge \u7bc0\u9ede\u7684\u986f\u793a\u65b9\u5f0f\u5982\u4e0b<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_gauge_green-led_settings.jpg\" alt=\"Node-RED_gauge_green led_settings\" height=\"449\" width=\"450\" title=\"Node-RED_gauge_green led_settings\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2464 \u5c07\u9019\u4e9b\u7bc0\u9ede\u6307\u5b9a\u70ba\u65b0group \uff0c\u9ede\u64ca\uff3blayout\uff3d\u8a2d\u5b9a\u7248\u9762<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_group3-slider-layout.jpg\" alt=\"Node-RED_group3-slider-layout\" height=\"417\" width=\"526\" title=\"Node-RED_group3-slider-layout\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u2465 \u9ede\u64ca\uff3bDeploy\uff3d\u5f8c\uff0c\u5728\u5100\u8868\u677f\u4ee5\u6ed1\u687f\u8abf\u6574\u7da0\u8272LED\u7684\u4eae\u5ea6<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED_dashboard_slider-controls-green-LED-brightness.jpg\" alt=\"Node-RED_dashboard_slider controls green LED brightness\" height=\"417\" width=\"320\" title=\"Node-RED_dashboard_slider controls green LED brightness\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<h2>\n\t\t\t7. \u7e3d\u7d50\t<\/h2>\n\t<p>Norde-RED\u6d41\u7a0b\u958b\u767c\u5b8c\u6210\u5f8c\uff0c\u8a18\u5f97\u5728Terminal\u4e2d\u8f38\u5165\u4e0b\u5217\u547d\u4ee4\uff0c\u8a2d\u5b9a\u6a39\u8393\u6d3e\u958b\u6a5f\u81ea\u52d5\u57f7\u884cNode-RED\u3002<\/p>\n\t<p>sudo systemctl enable nodered.service<\/p>\n\t<p>\u958b\u6a5f\u5f8c\u53ea\u9808\u958b\u555f\u700f\u89bd\u5668\uff0c\u9ede\u64caNode-RED dashboard \u7db2\u7ad9\uff0c\u4fbf\u80fd\u7acb\u5373\u67e5\u770b\u611f\u6e2c\u8cc7\u6599\u3001\u63a7\u5236\u88dd\u7f6e\u958b\u95dc\u3002<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/RPI-chromium-icon.jpg\" alt=\"RPI-chromium icon\" height=\"66\" width=\"170\" title=\"RPI-chromium icon\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/node-RED-dashboard-icon.jpg\" alt=\"node-RED dashboard icon\" height=\"110\" width=\"201\" title=\"node-RED dashboard icon\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t<p>\u5229\u7528Node-RED\u958b\u767c\u89f8\u63a7\u5716\u5f62\u63a7\u5236\u4ecb\u9762\u7c21\u55ae\u53c8\u6709\u8da3\uff0c\u8d95\u5feb\u8a66\u8a66\u8b93\u89f8\u63a7\u64cd\u4f5c\u7684\u5c08\u696d\u5100\u8868\u677f\u70ba\u4f60\u7684\u5275\u5ba2\u5c08\u984c\u5927\u5927\u52a0\u5206\uff01<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.gechic.com\/wp-content\/uploads\/2023\/07\/Node-RED-dashboard-final.jpg\" alt=\"touchscreen GUI\" height=\"717\" width=\"1857\" title=\"Node-RED dashboard-final\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t\t<iframe title=\"Build a Touch GUI on Raspberry Pi with Node-RED--Step by Step Tutorial\uff5cGeChic\" width=\"1220\" height=\"686\" src=\"https:\/\/www.youtube.com\/embed\/6vcUzCd4lgw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\t\n\n","protected":false},"excerpt":{"rendered":"<p>\u96a8\u8457\u81ea\u52d5\u5316\u63a7\u5236\u8207\u7269\u806f\u7db2\u6280\u8853\u7684\u84ec\u52c3\u767c\u5c55\uff0c\u4eba\u6a5f\u4ecb\u9762\u7cfb\u7d71 (HMI) \u7684\u8a2d\u8a08\u4e5f\u6108\u4f86\u6108\u504f\u5411\u76f4\u89c0\u597d\u7528\u7684\u89f8\u63a7\u5f0f\u5716\u5f62\u63a7\u5236\u4ecb\u9762\uff0c\u4f7f\u7528\u6a39\u8393\u6d3e\u8207\u81ea\u7531\u8edf\u9ad4Node-RED\u4f86\u8a2d\u8a08\u89f8\u63a7\u5716\u5f62\u4ecb\u9762\u7c21\u55ae\u6613\u5b78\uff0c\u4e0d\u9700\u8981\u592a\u591a\u7a0b\u5f0f\u8a2d\u8a08\u80fd\u529b\uff0c\u4e00\u822c\u4eba\u4e5f\u53ef\u4ee5\u5728\u5bb6\u5feb\u901f\u5275\u5efa\u4e00\u500b\u5c0f\u578b\u7684\u89f8\u63a7\u4eba\u6a5f\u4ecb\u9762\u3002<\/p>\n","protected":false},"author":1,"featured_media":63230,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"editor_plus_copied_stylings":"{}","footnotes":""},"categories":[375],"tags":[2469,2461,2462,2464,2460,2470,1003],"class_list":["post-62708","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-touch-monitor","tag-gpio","tag-gui","tag-hmi","tag-node-red","tag-raspberry-pi-3","tag-2470","tag-1003"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u5feb\u901f\u958b\u767c\u89f8\u63a7\u87a2\u5e55\u7684\u5716\u5f62\u63a7\u5236\u4ecb\u9762 | GeChic<\/title>\n<meta name=\"description\" content=\"\u96a8\u8457\u81ea\u52d5\u5316\u63a7\u5236\u8207\u7269\u806f\u7db2\u6280\u8853\u7684\u84ec\u52c3\u767c\u5c55\uff0c\u4eba\u6a5f\u4ecb\u9762\u7cfb\u7d71\uff08HMI\uff09\u7684\u8a2d\u8a08\u4e5f\u6108\u4f86\u6108\u504f\u5411\u76f4\u89c0\u597d\u7528\u7684\u89f8\u63a7\u5f0f\u5716\u5f62\u63a7\u5236\u4ecb\u9762\uff0c\u4f7f\u7528\u6a39\u8393\u6d3e\u8207\u81ea\u7531\u8edf\u9ad4Node-RED\u4f86\u8a2d\u8a08\u89f8\u63a7\u5716\u5f62\u4ecb\u9762\u7c21\u55ae\u6613\u5b78\uff0c\u4e0d\u9700\u8981\u592a\u591a\u7a0b\u5f0f\u8a2d\u8a08\u80fd\u529b\uff0c\u4e00\u822c\u4eba\u4e5f\u53ef\u4ee5\u5728\u5bb6\u5feb\u901f\u5275\u5efa\u4e00\u500b\u5c0f\u578b\u7684\u89f8\u63a7\u4eba\u6a5f\u4ecb\u9762\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, 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