NodeMCU(ESP8266) Server+DHT11+(3xDS18B20)+MagneticDoorSwitch+FixedIP+B4RSerializator | B4X Programming Forum
![DS18B20 Temperature Sensor Shield Wemos D1 Mini D1 Mini Pro ESP NodeMCU for arduino: Amazon.com: Industrial & Scientific DS18B20 Temperature Sensor Shield Wemos D1 Mini D1 Mini Pro ESP NodeMCU for arduino: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/41TpyyUy4nL.jpg)
DS18B20 Temperature Sensor Shield Wemos D1 Mini D1 Mini Pro ESP NodeMCU for arduino: Amazon.com: Industrial & Scientific
![esp8266 - Why does the DS18B20 temperature sensor require a stronger pull-up resistor when Node MCU is powered through the Vin pin? - Electrical Engineering Stack Exchange esp8266 - Why does the DS18B20 temperature sensor require a stronger pull-up resistor when Node MCU is powered through the Vin pin? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/xrCap.png)
esp8266 - Why does the DS18B20 temperature sensor require a stronger pull-up resistor when Node MCU is powered through the Vin pin? - Electrical Engineering Stack Exchange
![Multiple DS18B20 temperature sensors interfacing with nodemcu esp8266: DS18B20 WiFi temperature monitoring over Web Server with arduino IDE Multiple DS18B20 temperature sensors interfacing with nodemcu esp8266: DS18B20 WiFi temperature monitoring over Web Server with arduino IDE](https://www.engineersgarage.com/wp-content/uploads/2/2/1/5/22159166/nodemcu-esp8266-with-multiple-ds18b20-sensors_orig.png)