Android ADK Compatiblity! Tested with a Google Nexus S and an LG Optimus One (P500). Will work with any ADK-compatible Android phone with Android 2.3 or higher and the appropriate ADK libraries installed. NO SECONDARY SHIELD NECESSARY!

Completely Open Hardware Design. Schematic/layout/BillOfMaterials/assembly instructions available for Open Source KiCAD

RESET and HWB buttons for bootloader activation - no external programmer required!

USB or externally powered through the DC Jack (2.1mm ID, 5.5V to 15V input)

microSD connector in SPI Mode

5V rail capable of up to 1A and 3.3V rail capable of up to 500mA

Atmel AT90USB1287 USB AVR Microcontroller

USB 2.0 Full Speed (12Mbit/s)

USB Device and Host mode

USB-B connector for power sourcing, device development, and firmware upload

USB-A connector for USB Hosting

120kb of available FLASH memory for your programs (8kb used by USB bootloader - stock Atmel or LUFA)

On-chip 8192 bytes of SRAM and 4096 bytes of EEPROM

up to 128kbytes of available External SRAM

16MHz Crystal

25 available General Purpose IO (GPIO) Pins

I/O pins accessible through an Opennect compatible Opennect-Controller_MCU_5V-PWR_5W connector and/or Arduino compatible headers and/or STK500 compatible 0.1"x0.1" 5x2 DIL Headers

PortB is bidirectionally voltage translated to 3.3V through a TXB0108 IC

JTAG header for debugging or bootloader update

RoHS-compliant

Package Includes: