Linux embedded system on module designed around the Microchip AT91SAMG25 ARM9@400MHz MPU Documentation Buy Main features Long term availability Microchip AT91SAM9G25 MPU (ARM9@400Mhz) DDR2 RAM 128/256 MB @ 16 bit MicroSD holder push-pull type MicroUSB device port for power-in and gadget device User configurable led User configurable push-button Power supply: 5VDC via microUSB or 3.3VDC using the P