The SIGN_FLASH command (0x09) causes a special flash signature word to be programmed at a fixed address in the flash memory. The command does not have any data payload.
Table: SIGN_FLASH command format (sent from host to device)
Packet Byte |
Content |
0 |
SIGN_FLASH(0x09) |
1-63 |
(padding) |
This command should only be issued once, after a fully completed (and successful) erase/program/verify operation on all memory regions intended to be reprogrammed. The command should be followed by a QUERY_DEVICE command so as to ‘poll’ for the completion of SIGN_FLASH command request.
MLA - USB Library Help Version : 2.16
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