| The AT91RM3400 features a 60 MIPS ARM7TDMI processor with 96K bytes of SRAM, 256K bytes of ROM, USB Device Interface, Power Management Controller, Real Time Clock, System Timer, Synchronous Serial Controller, 6-channel Timer Counter, 4-channel USART, Two-wire Interface, Serial Peripheral Interface and Parallel I/O Controller. It does not feature an External Bus Interface. |