If you’re trying to read the temperature and humidity from the DHT11, DHT22, AM2302 or AM2301 sensor and you get an error message in your Serial Monitor, follow the next steps to see if you can make your sensor work. Learn how to fix the Failed to read from DHT sensor error. If...
用8266学习单片机-8-DHT温湿度传感器-传感器读取数据失败???-Failed to read from DHT sensor! 单片机 声明:本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人,不代表电子发烧友网立场。文章及其配图仅供工程师学习之用,如有内容侵权或者其他违规问题,请联系本站处理。 举报投诉下载...
Re: ESP8266 DHT22 "Failed to read from DHT sensor!" #67260By CrossingNevada - Fri Jun 16, 2017 10:15 pm So, will the 8266 recognize "#define DHTPIN D2" if it is coded per se OR do I need to add "#define ESP8266_RAW_PIN_ORDER" at the beginning of the sketch for this to...
Failed to read from DHT sensor! E (25417) MQTT_CLIENT: mqtt_message_receive: transport_read() error: errno=119 E (25417) esp_mqtt_glue: MQTT_EVENT_ERROR E (25417) MQTT_CLIENT: esp_mqtt_connect: mqtt_message_receive() returned -1 E (25423) MQTT_CLIENT: MQTT connect failedgithub-actio...
arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#2.0.6 monitor_speed = 115200 board_build.partitions = partitions.csv lib_deps = me-no-dev/ESP Async WebServer@^1.2.3 arduino-libraries/LiquidCrystal@^1.0.7 adafruit/Adafruit Unified Sensor@^1.1.9 adafruit/DHT sensor library@...
If yourDHT11/DHT22sensor returns the error message “Failed to read from DHT sensor!” or the DHT readings return “Nan”: Try one of the next troubleshooting tips. 1. Wiring When you’re building an electronics project, you need to double-check the wiring or pin assignment. After checkin...
I get the same error when trying to connect to a local broker: reconnect...failed, rc=-2 try again in 5 seconds I am able to connect to the local broker over a Windows Client without any Problems. `#include <ESP8266WiFi.h> #include <PubSubClient.h> #include "DHT.h" DHT dht(2...
And in my house, I have done a series of experiments with temperature readers and humidity (DHT11, DHT22), gas sensors LPG, distance, water flow, etc .. and a machine for making beer (yeahh !!!) I do not know if that's what you wanted to know, maybe if you explain a little ...