ESP8266

The ESP8266 is a microcontroller by Espressif.

Properties

Property Value
Nominal Voltage 3.3 V
CPU

32 bit CPU

Connectivity 2.4 GHz Wifi, Bluetooth
ADC 1 10-bit ADC with max 1.0 Volt
Pins GPIO Pins, I2C, SPI, UART


Boards

NodeMCU 1.0

The NodeMCU 1.0 is a popular development board for working with the ESP8266 (Often with the variant ESP-12E). It has the following properties:

 


Revision #2
Created 2026-02-15 20:50:26 UTC by Matthias
Updated 2026-02-15 21:03:06 UTC by Matthias