boards\at91sam9g20\AT91SAM9G20.h ......\...........\chip.h ......\...........\norflash.sct ......\...........\sdram.sct ......\...........\sram.sct ......\board.h ......\board_cstartup_keil.s ......\board_lowlevel.c ......\board_lowlevel.h ......\board_memories.c ......\board_memories.h ......\board_powermode.c ......\board_powermode.h ......\at91sam9g20 boards