Atmel AT91SAM9R64

The Atmel AT91SAM9R64 is an ARM926EJ-S based High-performance 32-bit RISC Microcontroller with Thumb extensions, 4KB Data Cache, 4KB Instruction Cache, Write Buffer, max clock speed 240 MHz, 32KB ROM, 64KB SRAM Bus Matrix, External Bus Interface, 2 Channel DMA Controller, USB 2.0 High Speed Device Controller, System Controller, Reset Controller, Shutdown Controller, Clock Generator, Power Management Controller, Advanced Interrupt Controller, Debug Unit, Periodic Interval Timer, Watchdog Timer, Two Real-Time Timers, 3-channel 10-bit ADC, Two 32-bit PIO Controllers, 18-channel Peripheral DMA Controller, Multimedia Card Interface, Synchronous Serial Controller, AC97 Controller, Four USARTs, Serial Peripheral Interface, Three-channel 16-bit Timer/Counter, Four-channel 16-bit PWM Controller, Two-wire Interface, JTAG Boundary Scan.