To perform firmware upgrade, Atmel has developed an application called "FLIP" This software is a flexible application which lets you program and configure Atmel's microcontroller devices in their final environment without needing any dedicated hardware.
#define FLIP_V1_CMD_READ_ID_ARG_BOOTLOADER 0x00 |
#define FLIP_V1_CMD_READ_ID_ARG_SIGNATURE 0x01 |
#define FLIP_V1_CMD_READ_ID_SIGNATURE_ARG_FAMILY 0x31 |
#define FLIP_V1_CMD_READ_ID_SIGNATURE_ARG_MANUF 0x30 |
#define FLIP_V1_CMD_READ_ID_SIGNATURE_ARG_PRODUCT 0x60 |
#define FLIP_V1_CMD_READ_ID_SIGNATURE_ARG_REVISION 0x61 |