{"id":1205,"date":"2021-05-01T19:06:06","date_gmt":"2021-05-01T11:06:06","guid":{"rendered":"http:\/\/mgspace.wiki\/docs\/?post_type=docs&#038;p=1205"},"modified":"2021-05-01T19:06:14","modified_gmt":"2021-05-01T11:06:14","slug":"dht11%e6%b8%a9%e6%b9%bf%e5%ba%a6%e4%bc%a0%e6%84%9f%e5%99%a8","status":"publish","type":"docs","link":"http:\/\/mgspace.wiki\/docs\/?docs=dht11%e6%b8%a9%e6%b9%bf%e5%ba%a6%e4%bc%a0%e6%84%9f%e5%99%a8","title":{"rendered":"DHT11\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/2019\/12\/Tutorial-for-Interfacing-DHT11-Module-with-Arduino.jpg\" alt=\"DHT11\u6a21\u5757\u4e0eArduino\u63a5\u53e3\u7684\u6559\u7a0b\"\/><\/figure><\/div>\n\n\n\n<p>\u4f7f\u7528AOSONG\u5ec9\u4ef7\u7684DHT11\u6570\u5b57\u6e29\u5ea6\u548c\u6e7f\u5ea6\u4f20\u611f\u5668\u6a21\u5757\uff0c\u4f7f\u60a8\u7684\u4e0b\u4e00\u4e2aArduino\u9879\u76ee\u80fd\u591f\u611f\u77e5\u5468\u56f4\u7684\u4e16\u754c\u3002<\/p>\n\n\n\n<p>\u8be5\u4f20\u611f\u5668\u5df2\u9884\u5148\u6821\u51c6\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u7ec4\u4ef6\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u7acb\u5373\u5f00\u59cb\u6d4b\u91cf\u76f8\u5bf9\u6e7f\u5ea6\u548c\u6e29\u5ea6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-dht11-measures-temperature-and-humidity\">DHT11\u5982\u4f55\u6d4b\u91cf\u6e29\u5ea6\u548c\u6e7f\u5ea6<\/h2>\n\n\n\n<p>\u5728DHT11\u7684\u5185\u90e8\uff0c\u6709\u4e00\u4e2a\u6e7f\u5ea6\u611f\u5e94\u7ec4\u4ef6\u548c\u4e00\u4e2a\u70ed\u654f\u7535\u963b\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/Inside-DHT11-Sensor-Front.jpg\" alt=\"\u5185\u90e8dht11\u4f20\u611f\u5668\u6b63\u9762\"\/><\/figure><\/div>\n\n\n\n<p>\u6e7f\u5ea6\u611f\u6d4b\u7ec4\u4ef6\u5177\u6709\u4e24\u4e2a\u7535\u6781\uff0c\u4e24\u4e2a\u7535\u6781\u4e4b\u95f4\u5939\u6709\u6c34\u5206\u4fdd\u6301\u57fa\u7247\u3002<\/p>\n\n\n\n<p>\u968f\u7740\u6c34\u84b8\u6c14\u88ab\u57fa\u677f\u5438\u6536\uff0c\u79bb\u5b50\u4f1a\u88ab\u57fa\u677f\u91ca\u653e\uff0c\u4ece\u800c\u589e\u52a0\u4e86\u7535\u6781\u4e4b\u95f4\u7684\u7535\u5bfc\u7387\u3002<\/p>\n\n\n\n<p>\u4e24\u4e2a\u7535\u6781\u4e4b\u95f4\u7684\u7535\u963b\u53d8\u5316\u4e0e\u76f8\u5bf9\u6e7f\u5ea6\u6210\u6b63\u6bd4\u3002\u8f83\u9ad8\u7684\u76f8\u5bf9\u6e7f\u5ea6\u4f1a\u964d\u4f4e\u7535\u6781\u4e4b\u95f4\u7684\u7535\u963b\uff0c\u800c\u8f83\u4f4e\u7684\u76f8\u5bf9\u6e7f\u5ea6\u4f1a\u589e\u52a0\u7535\u6781\u4e4b\u95f4\u7684\u7535\u963b\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/Internal-Structure-of-Humidity-Sensor-in-DHT11-DHT22.png\" alt=\"DHT11 DHT22\u4e2d\u7684\u6e7f\u5ea6\u4f20\u611f\u5668\u7684\u5185\u90e8\u7ed3\u6784\"\/><\/figure><\/div>\n\n\n\n<p>DHt11\u8fd8\u5305\u542b\u4e00\u4e2aNTC \/\u70ed\u654f\u7535\u963b\u4ee5\u6d4b\u91cf\u6e29\u5ea6\u3002\u70ed\u654f\u7535\u963b\u662f\u4e00\u79cd\u70ed\u654f\u7535\u963b\uff0c\u5176\u7535\u963b\u4f1a\u968f\u6e29\u5ea6\u6025\u5267\u53d8\u5316\u3002\u672f\u8bed\u201c NTC\u201d\u662f\u6307\u201c\u8d1f\u6e29\u5ea6\u7cfb\u6570\u201d\uff0c\u8fd9\u610f\u5473\u7740\u7535\u963b\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u51cf\u5c0f\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/NTC-Thermistor-Temperature-Resistance-Characteristic-Curve.png\" alt=\"NTC\u70ed\u654f\u7535\u963b\u7684\u8010\u6e29\u7279\u6027\u66f2\u7ebf\"\/><\/figure><\/div>\n\n\n\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u6709\u4e00\u5757\u5c0f\u7684PCB\uff0c\u5e26\u67098\u4f4dSOIC-14\u5c01\u88c5\u7684IC\u3002\u8be5IC\u6d4b\u91cf\u5e76\u5904\u7406\u5177\u6709\u5b58\u50a8\u7684\u6821\u51c6\u7cfb\u6570\u7684\u6a21\u62df\u4fe1\u53f7\uff0c\u8fdb\u884c\u6a21\u6570\u8f6c\u6362\uff0c\u5e76\u53d1\u51fa\u5e26\u6709\u6e29\u5ea6\u548c\u6e7f\u5ea6\u7684\u6570\u5b57\u4fe1\u53f7\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/Inside-DHT11-Sensor-Back.jpg\" alt=\"\u5185\u90e8dht11\u4f20\u611f\u5668\u80cc\u9762\"\/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dht11-module-hardware-overview\">DHT11\u6a21\u5757\u786c\u4ef6\u6982\u8ff0<\/h2>\n\n\n\n<p>\u6a21\u5757\u7684\u6838\u5fc3\u662fAOSONG \u2013 DHT11\u5236\u9020\u7684\u6570\u5b57\u6e29\u5ea6\u548c\u6e7f\u5ea6\u4f20\u611f\u5668\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DHT11\u4f20\u611f\u5668<\/h3>\n\n\n\n<p>DHT11\u53ef\u4ee5\u57280\u00b0C\u81f350\u00b0C\u7684\u6e29\u5ea6\u8303\u56f4\u5185\u4ee5\u00b12.0\u00b0C\u7684\u7cbe\u5ea6\u8fdb\u884c\u6d4b\u91cf\uff0c\u800c\u572820\uff05\u81f380\uff05\u7684\u6e7f\u5ea6\u4e0b\u5219\u53ef\u4ee5\u4ee55\uff05\u7684\u7cbe\u5ea6\u8fdb\u884c\u6d4b\u91cf\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/DHT11-Module-Hardware-Overview-Front.jpg\" alt=\"dht11\u6a21\u5757\u786c\u4ef6\u6982\u8ff0\"\/><\/figure><\/div>\n\n\n\n<p>\u8bf7\u6ce8\u610f\uff0cDHT11\u7684\u91c7\u6837\u7387\u4e3a1Hz\uff0c\u8fd9\u610f\u5473\u7740\u60a8\u6bcf\u79d2\u53ef\u4ee5\u4ece\u4e2d\u83b7\u53d6\u65b0\u6570\u636e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u914d\u5957\u7535\u8def<\/h3>\n\n\n\n<p>\u8be5\u6a21\u5757\u5e26\u6709\u6240\u6709\u5fc5\u4e0d\u53ef\u5c11\u7684\u652f\u6301\u7535\u8def\uff0c\u56e0\u6b64\u5e94\u51c6\u5907\u597d\u8fd0\u884c\uff0c\u800c\u65e0\u9700\u4efb\u4f55\u989d\u5916\u7684\u7ec4\u4ef6\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/DHT11-Module-Hardware-Overview-Back.jpg\" alt=\"dht11\u6a21\u5757\u786c\u4ef6\u6982\u8ff0\u8fd4\u56de\"\/><\/figure><\/div>\n\n\n\n<p>DHT11\u4f20\u611f\u5668\u901a\u5e38\u9700\u8981\u5728VCC\u548cOut\u5f15\u811a\u4e4b\u95f4\u4f7f\u752810K\u03a9\u7684\u5916\u90e8\u4e0a\u62c9\u7535\u963b\uff0c\u4ee5\u5b9e\u73b0\u4f20\u611f\u5668\u4e0eArduino\u4e4b\u95f4\u7684\u6b63\u5e38\u901a\u4fe1\u3002\u4f46\u662f\uff0c\u8be5\u6a21\u5757\u5177\u6709\u5185\u7f6e\u7684\u4e0a\u62c9\u7535\u963b\uff0c\u56e0\u6b64\u60a8\u65e0\u9700\u6dfb\u52a0\u5b83\u3002<\/p>\n\n\n\n<p>\u8be5\u6a21\u5757\u8fd8\u5177\u6709\u4e00\u4e2a\u53bb\u8026\u7535\u5bb9\uff0c\u7528\u4e8e\u8fc7\u6ee4\u7535\u6e90\u4e0a\u7684\u566a\u58f0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dht11-module-pinout\">DHT11\u6a21\u5757\u5f15\u811a\u6392\u5217<\/h2>\n\n\n\n<p>DHT11\u6a21\u5757\u5f88\u5bb9\u6613\u8fde\u63a5\u3002\u5b83\u53ea\u6709\u4e09\u4e2a\u5f15\u811a\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/DHT11-Module-Pinout.png\" alt=\"dht11\u6a21\u5757\u5f15\u811a\"\/><\/figure><\/div>\n\n\n\n<p>+\uff08VCC\uff09\u5f15\u811a\u4e3a\u4f20\u611f\u5668\u4f9b\u7535\u3002\u5c3d\u7ba1\u7535\u6e90\u7535\u538b\u8303\u56f4\u4e3a3.3V\u81f35.5V\uff0c\u4f46\u5efa\u8bae\u4f7f\u75285V\u7535\u6e90\u3002\u5982\u679c\u4f7f\u75285V\u7535\u6e90\uff0c\u5219\u53ef\u4ee5\u5c06\u4f20\u611f\u5668\u4fdd\u6301\u957f\u8fbe20\u7c73\u7684\u8ddd\u79bb\u3002\u4f46\u662f\uff0c\u57283.3V\u7535\u6e90\u7535\u538b\u4e0b\uff0c\u7535\u7f06\u957f\u5ea6\u4e0d\u5f97\u5927\u4e8e1\u7c73\u3002\u5426\u5219\uff0c\u7ebf\u8def\u7535\u538b\u964d\u4f1a\u5bfc\u81f4\u6d4b\u91cf\u8bef\u5dee\u3002<\/p>\n\n\n\n<p>\u51fa\u53bb&nbsp;\u5f15\u811a\u7528\u4e8e\u4f20\u611f\u5668\u4e0eArduino\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u2013\uff08GND\uff09&nbsp;\u5e94\u8be5\u8fde\u63a5\u5230Arduino\u7684\u5730\u9762\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"wiring-dht11-module-to-arduino\">\u5c06DHT11\u6a21\u5757\u8fde\u63a5\u5230Arduino<\/h2>\n\n\n\n<p>\u8ba9\u6211\u4eec\u5c06DHT11\u6a21\u5757\u8fde\u63a5\u5230Arduino\u3002<\/p>\n\n\n\n<p>\u8fde\u63a5\u975e\u5e38\u7b80\u5355\u3002\u9996\u5148\u5c06+\uff08VCC\uff09\u5f15\u811a\u8fde\u63a5\u5230Arduino\u76845V\u8f93\u51fa\uff0c\u7136\u540e\u5c06\u2013\uff08GND\uff09\u63a5\u5730\u3002\u6700\u540e\uff0c\u5c06Out\u5f15\u811a\u8fde\u63a5\u5230\u6570\u5b57\u5f15\u811a\uff038\u3002<\/p>\n\n\n\n<p>\u4e0b\u56fe\u663e\u793a\u4e86\u5982\u4f55\u63a5\u7ebf\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/Wiring-DHT11-Module-with-Arduino.png\" alt=\"\u7528arduino\u63a5\u7ebfdht11\u6a21\u5757\"\/><\/figure><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"installing-dht-library\">\u5b89\u88c5DHT\u5e93<\/h2>\n\n\n\n<p>DHT11\u4f20\u611f\u5668\u5177\u6709\u81ea\u5df1\u7684\u5355\u7ebf\u534f\u8bae\u6765\u4f20\u8f93\u6570\u636e\u3002\u8be5\u534f\u8bae\u9700\u8981\u7cbe\u786e\u7684\u65f6\u95f4\u5b89\u6392\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u7f16\u5199\u4e86<strong>DHT\u5e93<\/strong>\u4ee5\u9690\u85cf\u6240\u6709\u590d\u6742\u6027\uff0c\u4ee5\u4fbf\u6211\u4eec\u53ef\u4ee5\u53d1\u51fa\u7b80\u5355\u7684\u547d\u4ee4\u6765\u8bfb\u53d6\u6e29\u5ea6\u548c\u6e7f\u5ea6\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u901a\u8fc7\u8bbf\u95ee<a href=\"https:\/\/github.com\/RobTillaart\/Arduino\/tree\/master\/libraries\/DHTlib\">GitHub\u5b58\u50a8<\/a>\u5e93\u4e0b\u8f7d\u8be5\u5e93\u3002<\/p>\n\n\n\n<p>\u8981\u5b89\u88c5\u5b83\uff0c\u8bf7\u6253\u5f00Arduino IDE\uff0c\u8f6c\u5230\u201c\u8349\u56fe\u201d&gt;\u201c\u5305\u542b\u5e93\u201d&gt;\u201c\u6dfb\u52a0.ZIP\u5e93\u201d\uff0c\u7136\u540e\u9009\u62e9\u521a\u521a\u4e0b\u8f7d\u7684DHTlib ZIP\u6587\u4ef6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"arduino-code-basic-example\">Arduino\u4ee3\u7801\u2013\u57fa\u672c\u793a\u4f8b<\/h2>\n\n\n\n<p>\u4e00\u65e6\u5b89\u88c5\u4e86\u5e93\uff0c\u5c31\u53ef\u4ee5\u5c06\u6b64\u8349\u56fe\u590d\u5236\u5230Arduino IDE\u4e2d\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u6d4b\u8bd5\u8349\u56fe\u5c06\u5728\u4e32\u884c\u76d1\u89c6\u5668\u4e0a\u6253\u5370\u6e29\u5ea6\u548c\u76f8\u5bf9\u6e7f\u5ea6\u503c\u3002\u5c1d\u8bd5\u4e00\u4e0b\u8349\u56fe\uff1b\u7136\u540e\u6211\u4eec\u5c06\u5bf9\u5176\u8fdb\u884c\u8be6\u7ec6\u89e3\u91ca\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;dht.h>\t\/\/ Include library\n#define outPin 8\t\/\/ Defines pin number to which the sensor is connected\n\ndht DHT;\t\t\t\/\/ Creates a DHT object\n\nvoid setup() {\n\tSerial.begin(9600);\n}\n\nvoid loop() {\n\tint readData = DHT.read11(outPin);\n\n\tfloat t = DHT.temperature;\t\/\/ Read temperature\n\tfloat h = DHT.humidity;\t\t\/\/ Read humidity\n\n\tSerial.print(\"Temperature = \");\n\tSerial.print(t);\n\tSerial.print(\"\u00b0C | \");\n\tSerial.print((t*9.0)\/5.0+32.0);\t\/\/ Convert celsius to fahrenheit\n\tSerial.println(\"\u00b0F \");\n\tSerial.print(\"Humidity = \");\n\tSerial.print(h);\n\tSerial.println(\"% \");\n\tSerial.println(\"\");\n\n\tdelay(2000); \/\/ wait two seconds\n}<\/pre>\n\n\n\n<p>\u8349\u56fe\u4e0a\u4f20\u540e\uff0c\u6253\u5f00\u201c\u4e32\u884c\u76d1\u89c6\u5668\u201d\u7a97\u53e3\u4ee5\u67e5\u770bArduino\u7684\u8f93\u51fa\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/DHT11-Module-Output.png\" alt=\"dht11\u6a21\u5757\u8f93\u51fa\"\/><\/figure><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u8bf4\u660e\uff1a<\/h3>\n\n\n\n<p>\u8349\u56fe\u9996\u5148\u5305\u62ecDHT\u5e93\u5e76\u5b9a\u4e49\u4e86\u4f20\u611f\u5668\u7684Out\u5f15\u811a\u8fde\u63a5\u5230\u7684Arduino\u5f15\u811a\u53f7\u3002\u7136\u540e\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2aDHT\u5bf9\u8c61\u4ee5\u8bbf\u95ee\u4e0e\u8be5\u5e93\u76f8\u5173\u7684\u7279\u6b8a\u529f\u80fd\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;dht.h>\n#define outPin 8\ndht DHT;<\/pre>\n\n\n\n<p>\u5728\u201c\u8bbe\u7f6e\u201d\u529f\u80fd\u4e2d\uff1b\u6211\u4eec\u5c06\u542f\u52a8\u4e32\u884c\u901a\u4fe1\uff0c\u56e0\u4e3a\u6211\u4eec\u5c06\u4f7f\u7528\u4e32\u884c\u76d1\u89c6\u5668\u6253\u5370\u7ed3\u679c\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void setup() {\n  Serial.begin(9600);\n}<\/pre>\n\n\n\n<p>\u5728\u201c\u5faa\u73af\u201d\u529f\u80fd\u4e2d\uff1b\u6211\u4eec\u5c06\u4f7f\u7528<code>read11()<\/code>\u4ece\u4f20\u611f\u5668\u8bfb\u53d6\u6570\u636e\u7684\u529f\u80fd\u3002\u5b83\u4ee5\u4f20\u611f\u5668\u7684\u6570\u636e\u5f15\u811a\u53f7\u4e3a\u53c2\u6570\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">int readData = DHT.read11(outPin);<\/pre>\n\n\n\n<p>\u8ba1\u7b97\u6e7f\u5ea6\u548c\u6e29\u5ea6\u503c\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u8bbf\u95ee\u5b83\u4eec\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">float t = DHT.temperature;\t\/\/ Read temperature\nfloat h = DHT.humidity;\t\t\/\/ Read humidity<\/pre>\n\n\n\n<p>DHT\u5bf9\u8c61\u8fd4\u56de\u4ee5\u6444\u6c0f\u5ea6\uff08\u00b0C\uff09\u4e3a\u5355\u4f4d\u7684\u6e29\u5ea6\u503c\u3002\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u516c\u5f0f\u5c06\u5176\u8f6c\u6362\u4e3a\u534e\u6c0f\u5ea6\uff08\u00b0F\uff09\uff1a<\/p>\n\n\n\n<p>T&nbsp;<sub>\uff08\u00b0F\uff09<\/sub>&nbsp;= T&nbsp;<sub>\uff08\u00b0C\uff09<\/sub>&nbsp;\u00d79\/5 + 32<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">Serial.print((t * 9.0) \/ 5.0 + 32.0);<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"arduino-code-displaying-results-on-lcd\">Arduino\u4ee3\u7801\u2013\u5728LCD\u4e0a\u663e\u793a\u7ed3\u679c<\/h2>\n\n\n\n<p>\u6709\u65f6\uff0c\u60a8\u4f1a\u60f3\u5230\u4e00\u4e2a\u8981\u5728DIY\u5b75\u5316\u5668\u4e2d\u76d1\u63a7\u6e29\u5ea6\u548c\u6e7f\u5ea6\u6c34\u5e73\u7684\u60f3\u6cd5\u3002\u7136\u540e\uff0c\u60a8\u53ef\u80fd\u9700\u898116\u00d72\u5b57\u7b26\u7684LCD\u6765\u663e\u793a\u57f9\u517b\u7bb1\u4e2d\u7684\u4e3b\u8981\u6761\u4ef6\uff0c\u800c\u4e0d\u662f\u4e32\u884c\u76d1\u89c6\u5668\u3002\u56e0\u6b64\uff0c\u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06LCD\u548cDHT11\u6a21\u5757\u8fde\u63a5\u5230Arduino\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u60a8\u4e0d\u719f\u608916\u00d72\u5b57\u7b26\u7684LCD\uff0c\u8bf7\u8003\u8651\u9605\u8bfb\uff08\u81f3\u5c11\u7565\u8bfb\uff09\u4e0b\u9762\u7684\u6559\u7a0b\u3002<a href=\"https:\/\/lastminuteengineers.com\/arduino-1602-character-lcd-tutorial\/\"><\/a><a href=\"https:\/\/lastminuteengineers.com\/arduino-1602-character-lcd-tutorial\/\">\u5c0616\u00d72\u5b57\u7b26LCD\u6a21\u5757\u4e0eArduino\u63a5\u53e3<\/a>\u5e0c\u671b\u60a8\u7684Arduino\u9879\u76ee\u663e\u793a\u72b6\u6001\u6d88\u606f\u6216\u4f20\u611f\u5668\u8bfb\u6570\u5417\uff1f\u90a3\u4e48\u8fd9\u4e9bLCD\u663e\u793a\u5668\u53ef\u80fd\u662f\u6700\u5408\u9002\u7684\u9009\u62e9\u3002\u5b83\u4eec\u975e\u5e38\u666e\u904d\uff0c\u800c\u4e14&#8230;<\/p>\n\n\n\n<p>\u5982\u4e0b\u56fe\u6240\u793a\u8fde\u63a5\u6db2\u6676\u663e\u793a\u5668\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/Wiring-DHT11-Module-with-Arduino-and-LCD.png\" alt=\"\u7528arduino\u548clcd\u63a5\u7ebfdht11\u6a21\u5757\"\/><\/figure><\/div>\n\n\n\n<p>\u4e0b\u56fe\u5c06\u572816\u00d72\u5b57\u7b26LCD\u4e0a\u6253\u5370\u6e29\u5ea6\u548c\u76f8\u5bf9\u6e7f\u5ea6\u503c\u3002\u9664\u4e86\u5728LCD\u4e0a\u6253\u5370\u503c\u5916\uff0c\u5b83\u4f7f\u7528\u76f8\u540c\u7684\u4ee3\u7801\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;LiquidCrystal.h>\t\/\/ Include LiquidCrystal Library\n#include &lt;dht.h>\n\n#define outPin 8\n\nLiquidCrystal lcd(12, 11, 5, 4, 3, 2); \/\/ Create an LCD object.\ndht DHT;\t\t\/\/ Create a DHT object\n\nvoid setup() {\n\tlcd.begin(16,2); \/\/ Initialize the LCD\n}\n\nvoid loop() {\n\tint readData = DHT.read11(outPin);\n\t\n\tfloat t = DHT.temperature;\n\tfloat h = DHT.humidity;\n\t\n\tlcd.setCursor(0,0);\n\tlcd.print(\"Temp.: \");\n\tlcd.print(t);\n\tlcd.print((char)223);\/\/shows degrees character\n\tlcd.print(\"C\");\n\n\tlcd.setCursor(0,1);\n\tlcd.print(\"Humi.: \");\n\tlcd.print(h);\n\tlcd.print(\"%\");\n\t\n\tdelay(2000);\n}<\/pre>\n\n\n\n<p>\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u5e94\u8be5\u5728LCD\u4e0a\u770b\u5230\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/lastminuteengineers.com\/wp-content\/uploads\/arduino\/DHT11-Module-Output-on-LCD.jpg\" alt=\"\u6db2\u6676\u663e\u793a\u5668\u4e0a\u7684dht11\u6a21\u5757\u8f93\u51fa\"\/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528AOSONG\u5ec9\u4ef7\u7684DHT11\u6570\u5b57\u6e29\u5ea6\u548c\u6e7f\u5ea6\u4f20\u611f\u5668\u6a21\u5757\uff0c\u4f7f\u60a8\u7684\u4e0b\u4e00\u4e2aArduino\u9879\u76ee\u80fd\u591f\u611f\u77e5\u5468\u56f4\u7684\u4e16\u754c\u3002  &hellip; <a href=\"http:\/\/mgspace.wiki\/docs\/?docs=dht11%e6%b8%a9%e6%b9%bf%e5%ba%a6%e4%bc%a0%e6%84%9f%e5%99%a8\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201cDHT11\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[34],"doc_tag":[],"class_list":["post-1205","docs","type-docs","status-publish","hentry","doc_category-coding"],"_links":{"self":[{"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/docs\/1205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/docs"}],"about":[{"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1205"}],"version-history":[{"count":1,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/docs\/1205\/revisions"}],"predecessor-version":[{"id":1206,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=\/wp\/v2\/docs\/1205\/revisions\/1206"}],"wp:attachment":[{"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1205"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=%2Fwp%2Fv2%2Fdoc_category&post=1205"},{"taxonomy":"doc_tag","embeddable":true,"href":"http:\/\/mgspace.wiki\/docs\/index.php?rest_route=%2Fwp%2Fv2%2Fdoc_tag&post=1205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}