ST STM32F105 series - Figure 5. Get Version & Read Protection Status Command: Host Side

USART bootloader AN2662
18/83 Doc ID 14156 Rev 1
Figure 5. Get Version & Read Protection Status command: host side
1. GV = Get Version & Read Protection Status.
Wait for ACK
or NACK
Receive the number of times the
read protection was disabled
Receive the bootloader version
Wait for ACK
or NACK
End of GV
(1)
NACK
ACK
ai14633
Send 0x01+0xFE
Start GV
(1)
Receive the number of times the
read protection was enabled
NACK
ACK