AT91SAM7S64 AT91SAM7S64A-AU AT91SAM7S64-AI AT91SAM7S64AU AT91SAM7S64-AU AT91SAM7S64-AU ABCD AT91SAM7S64-AU C AT91SAM7S64-AU-001 AT91SAM7S64AU-001 AT91SAM7S64-AU-001(ES)