(\u975e\u696d\u914d\uff0c\u8ce3\u5834\u5167\u9084\u6709\u53e6\u4e00\u500b\u662f\u53ea\u6709\u76e3\u6e2c\u5668\uff0c\u6bd4\u8f03\u4fbf\u5b9c\u53ef\u662f\u6c92\u6709\u61c9\u7528\u96fb\u8def)<\/p>\n
--<\/p>\n
\u52a0\u5165\u7a0b\u5f0f\u5eab<\/h2>\n
\u70ba\u4e86\u8b80\u53d6 DHT11 \u6578\u64da\uff0c\u6240\u4ee5\u76f4\u63a5\u7528\u5176\u4ed6\u5927\u5927\u5206\u4eab\u7684\u7a0b\u5f0f\u5eab\u662f\u6bd4\u8f03\u5feb\u901f\u7684\u65b9\u5f0f<\/p>\n
- \n
- DHT11 Sensor f\u00fcr Temperatur und Luftfeuchtigkeit am Arduino<\/a><\/li>\n
- dht11<\/a> (Hoyo \u7528\u9019\u500b)<\/li>\n
- \u6570\u5b57\u6e29\u6e7f\u5ea6\u4f20\u611f\u5668DHT11<\/a> (\u4e2d\u6587 Datasheet)<\/li>\n<\/ul>\n
\u5f9e GitHub \u4e0b\u8f09 zip \u6253\u958b Arduino IDE\uff0c\u8349\u7a3f\u6a94 \u2192 \u532f\u5165\u7a0b\u5f0f\u5eab \u2192 dht11-master.zip<\/p>\n
--<\/p>\n
\u7a0b\u5f0f\u7bc4\u4f8b - \u5f9e\u4e32\u5217\u57e0\u89c0\u770b\u6eab\u3001\u6fd5\u5ea6<\/h2>\n
<\/p>\n
#include <dht11.h>\r\n\r\ndht11 DHT11;\r\n#define DHT11PIN 12\r\n\r\nvoid setup(){\r\n Serial.begin(115200);\r\n Serial.print( \"Start...\" );\r\n}\r\n\r\nvoid loop(){\r\n int chk = DHT11.read(DHT11PIN);\r\n Serial.print( (float)DHT11.temperature, 2 );\r\n Serial.print(\" : \");\r\n Serial.println( (float)DHT11.humidity, 2 );\r\n\r\n delay(2000);\r\n}<\/pre>\n\u4e0b\u5716\u4e2d\u7684 delay \u6642\u9593\u70ba 200 \uff0c\u4e26\u975e\u4e0a\u9762\u8a2d\u5b9a\u7684 2000<\/p>\n
![\"\"](\"https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2019\/11\/ESP8266_DHT11_Serial-300x207.png\")
<\/a>ESP8266 DHT11 \u4e32\u5217\u57e0\u8f38\u51fa<\/figcaption><\/figure>\n --<\/p>\n
\u5c07 DHT11 \u8b80\u53d6\u6eab\u3001\u6fd5\u5ea6\u4e0a\u50b3\u5230\u4e3b\u6a5f<\/h2>\n
\u5148\u5047\u8a2d\u4f60\u5df2\u7d93\u6709\u4e00\u500b\u53ef\u4ee5\u4f7f\u7528 HTTP API \u4e0a\u50b3\u8cc7\u6599\u7684\u4e3b\u6a5f\uff0c\u7136\u5f8c\u63a5\u4e0b\u4f86\u5c31\u662f\u5982\u4f55\u628a\u8cc7\u6599\u4e1f\u4e0a\u53bb\uff0c\u5728\u6b64\u5047\u8a2d\u7684\u898f\u683c\u662f\u4f7f\u7528 GET \u50b3\u905e<\/p>\n
#include <dht11.h>\r\n#include <ESP8266WiFi.h>\r\n\r\n\/\/\r\nconst char* ssid = \"ssid name\";\r\nconst char* password = \"ssid password\";\r\n\r\ndht11 DHT11;\r\n#define DHT11PIN 12\r\nfloat t;\r\nfloat h;\r\n\r\nWiFiClient client;\r\n\r\nString serverURL = \"iot.hoyo.idv.tw\";\r\nString url = \"\";\r\n\r\nvoid setup() {\r\n Serial.begin(115200);\r\n Serial.print( \"Start...\" );\r\n\r\n WiFi.mode(WIFI_STA);\r\n WiFi.begin(ssid, password);\r\n while (WiFi.status() != WL_CONNECTED) {\r\n delay(500);\r\n Serial.println(\".\");\r\n }\r\n}\r\n\r\nvoid loop() {\r\n\r\n int chk = DHT11.read(DHT11PIN);\r\n t = DHT11.temperature;\r\n h = DHT11.humidity;\r\n\r\n delay(1000);\r\n\r\n Serial.print( (float)DHT11.temperature );\r\n Serial.print(\" : \");\r\n Serial.println( (float)DHT11.humidity );\r\n\r\n url = \"\/iot.php?t=\" + String(t) + \"&h=\" + String(h);\r\n\r\n if (client.connect(serverURL, 80)) {\r\n client.println(\"GET \" + url + \" HTTP\/1.1\");\r\n client.println(\"Host: \" + serverURL);\r\n client.println(\"Connection: close\");\r\n client.println();\r\n client.stop();\r\n }\r\n\r\n delay(2000);\r\n}<\/pre>\n--<\/p>\n
\u4e0a\u50b3\u5230\u5176\u4ed6 IoT \u5e73\u53f0 - \u4ee5 Ubidots \u70ba\u4f8b<\/h2>\n
- \n
- \u5b89\u88dd ubidots\/ubidots-esp8266: Library for uploading ESP8266 devices to Ubidots<\/a><\/a><\/a><\/li>\n
- \u7a0b\u5f0f\u7bc4\u4f8b SendValuesHttp.ino<\/a><\/li>\n<\/ul>\n
#include \"Ubidots.h\"\r\n#include <dht11.h>\r\n\r\nconst char* UBIDOTS_TOKEN = \"BBFF-abFB2KelTXxxxxxxxxxHo5eORjEy\";\r\nconst char* ssid = \"wifi name\";\r\nconst char* password = \"wifi password\";\r\n\r\ndht11 DHT11;\r\n#define DHT11PIN 12\r\n\r\nUbidots ubidots(UBIDOTS_TOKEN, UBI_HTTP);\r\n\r\nvoid setup() {\r\n Serial.begin(115200);\r\n ubidots.wifiConnect(ssid, password);\r\n}\r\n\r\nvoid loop() {\r\n int chk = DHT11.read(DHT11PIN);\r\n Serial.print( (float)DHT11.temperature, 2 );\r\n Serial.print(\" : \");\r\n Serial.println( (float)DHT11.humidity, 2 );\r\n\r\n float t = DHT11.temperature;\r\n float h = DHT11.humidity;\r\n\r\n ubidots.add(\"Temperature\", t);\r\n ubidots.add(\"Humidity\", h);\r\n\r\n bool bufferSent = false;\r\n bufferSent = ubidots.send();\r\n\r\n delay(5000);\r\n}<\/pre>\n\u5f9e Devices \u67e5\u770b\u4e0a\u50b3\u6578\u64da<\/p>\n
- \u7a0b\u5f0f\u7bc4\u4f8b SendValuesHttp.ino<\/a><\/li>\n<\/ul>\n
- dht11<\/a> (Hoyo \u7528\u9019\u500b)<\/li>\n
![\"\"](\"https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2019\/11\/Image-20191130-094154-300x140.png\")
<\/a><\/p>\n![\"\"](\"https:\/\/blog.hoyo.idv.tw\/wp-content\/uploads\/2019\/11\/Image-20191130-094350-300x183.png\")
<\/a><\/p>\n