---
description: >-
  For this activity we will be reading temperature values from multiple DS18B20
  sensors.
---

# Getting temperature readings from different DS18B20 sensors.

**What will you need ?**

* 3x DS18B20 sensors
* NodeMCU ESP8266 Dev kit board&#x20;
* male-to-male jumper wires
* One 4.7k Ohm resistors

#### The circuit for the multiple DS18B20 sensors is as follows:

![Multiple DS18B20 sensors (randomnerdtutorial.com)](https://3073865318-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-Ly3RLHyAwTi7Hml5lZN%2F-LyEUxgF3CBFbpwi2hIQ%2F-LyEV-yoxIqsorC4LGYe%2Fds18b20_esp8266_multiple_bb.png?alt=media\&token=ea7157b8-bc11-42af-9778-cb25ccdcc203)



