The Adafruit Feather HUZZAH ESP8266 is a lightweight and powerful development board that brings the power of WiFi to your projects. Designed to be thin, portable, and versatile, it serves as an ideal base for IoT applications. This Feather board features the ESP8266 WiFi module, a fully integrated WiFi solution with a built-in USB interface and battery charging capabilities, making it a complete, ready-to-use development platform.
Key Features:
- ESP8266 Microcontroller: Powered by the ESP8266 v1.1 running at 80MHz with 3.3V logic, this chip includes a full WiFi stack and is perfect for creating Internet-connected projects.
- WiFi Connectivity: Built-in 802.11 b/g/n WiFi for reliable networking.
- Fast Development: Supports programming via the Arduino IDE, with a CP2104 USB-Serial converter onboard for ultra-fast 921600 baud rate code uploads.
- Battery-Friendly: Includes a LiPo battery connector and built-in battery charging circuit, so you can use it for portable projects. The board automatically switches to USB power when connected.
- Compact and Lightweight: Measures only 2.0" x 0.9" x 0.28" and weighs just 9.7 grams, making it perfect for space-constrained designs.
- GPIO and Analog Pins: Offers 9 GPIO pins, 1 analog input, and can be used for I2C and SPI.
- Onboard LED: Features a red LED on pin #0 for general-purpose blinking and a blue LED on pin #2 for bootloading debug or additional use.
- Pre-soldered Headers: Comes pre-assembled with headers, so you can plug it directly into a breadboard for immediate use.
- Auto-Reset: The board has auto-reset support for easy bootloading without needing to press reset buttons or fiddle with pins.
Technical Specifications:
- Dimensions: 2.0" x 0.9" x 0.28" (51mm x 23mm x 8mm) without headers.
- Weight: 9.7g
- Processor: ESP8266 v1.1 @ 80MHz
- Flash Memory: 4MB (32Mbit)
- Power: 3.3V regulator with 500mA peak current output.
- Pins: 9 GPIO pins, 1 analog input (1.0V max).
- Charging: Built-in 100mA LiPoly charger with charging status LED.
- USB Interface: Supports USB programming via the Arduino IDE or NodeMCU Lua.
This board comes fully assembled, tested, and ready for use, making it a great choice for rapid prototyping and development of IoT devices. Note: LiPo battery and USB cable are sold separately.