AT91SAM7S321-MU-999 AT91SAM7S32-AI AT91SAM7S32-AU AT91SAM7S32-AU-001 AT91SAM7S32AU-001 AT91SAM7S32-AU-800 AT91SAM7S32-AU-999 AT91SAM7S32B-AU AT91SAM7S32B-AU-999 AT91SAM7S32B-MU