Industry Pioneer
The chip that made IoT affordable and accessible to hobbyists
Mature Ecosystem
Massive community with extensive libraries and documentation
Ultra-Low Cost
One of the most affordable WiFi solutions available
Proven Reliability
Billions deployed in production environments worldwide
ESP8266 is a highly integrated Wi-Fi SoC that changed the IoT industry with its incredibly low price point. It is still widely used for simple Wi-Fi connectivity applications.
Technical Specifications
Processor
Tensilica L106 @ 80/160MHz
Flash Memory
512KB - 4MB
RAM
80KB
GPIO Pins
17 pins
Voltage
3.3V
Features
WiFi 802.11 b/g/n
Low Cost
Low Power
Widely Available
Interfaces
UARTSPII2CADC
Products & Variants
Modules
- ESP-12E/F
DevKits
- NodeMCU
- Wemos D1 Mini
Resources
Popular Firmwares
Tasmota
Smart home device firmware
ESPEasy
Easy sensor firmware
NodeMCU
Lua-based firmware