Adafruit Feather 328P - ATmega328P 3.3V 8 MHz

The Adafruit Feather 328P is a compact and powerful development board featuring the classic ATmega328P microcontroller running at 3.3V and 8 MHz. Designed as part of Adafruit's Feather family, this board provides a lightweight, portable solution perfect for a variety of electronics projects requiring Arduino code compatibility.

Key Features:

• ATmega328P microcontroller @ 8 MHz, 3.3V logic
• 32K flash memory and 2K RAM
• CP2104 USB-to-Serial converter for programming and debugging
• Built-in battery charging for 3.7V Lithium Polymer batteries via JST connector
• Automatic switch between USB power and battery power
• 19 GPIO pins plus 2 analog-only pins
• Hardware I2C and SPI support; SoftwareSerial for UART
• 6 PWM pins and 8 analog inputs (two shared with I2C)
• 100mA LiPo charger with status LED
• On-board red LED on pin #13, RX and TX LEDs
• Power/enable pin, reset button, and four mounting holes
• Small prototyping area for custom circuitry
• Dimensions: 2.0" x 0.9" x 0.3" (51mm x 23mm x 8mm)
• Weight: 4.6 grams

The Feather 328P comes fully assembled, tested, and ready with a USB bootloader for easy use with the Arduino IDE. Headers are included for soldering to breadboards. Note: LiPo battery and USB cable are sold separately.