STM32W108B-SK STMicroelectronics, STM32W108B-SK Datasheet - Page 18

• Manufacturer Part Number: STM32W108B-SK
• Description: STARTER KIT FOR STM32W108
• Manufacturer: STMicroelectronics
• Series: STM32r
• Type: MCUr

Specifications of STM32W108B-SK

• Featured Product: STM32 Cortex-M3 Companion Products
• Contents: Board
• Silicon Manufacturer: ST Micro
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: STM32
• Silicon Family Name: STM32W108xx
• Kit Contents: Board
• Features: IEEE
• Mfg Application Notes: STM32W108 Adjacent Channel Rejection Measurements
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Bootloader command set
18/27
Figure 20. G
The host sends the following bytes to the STM32 device:
The second and third ACK/NACKs are sent by the device within the same 802.15.4 packet
while the first is sent independently.
Byte 1:
Byte 2:
Wait for ACK
Bytes 3 to 6:
Byte 7:
O
Receive the start address (4 bytes)
command (device side)
Jump to user application
0x21
Start address (Byte 3 is the MSB and Byte 6 is the LSB)
Checksum (XOR value of Bytes 3 to 6)
0xDE
Received bytes =
Send ACK byte
Address valid &
Send ACK byte
Send ACK byte
& checksum
0x21+0xDE?
ROP active
Start Go
checksum
Doc ID 17845 Rev 2
OK?
Yes
No
Yes
No
No
Send NACK byte
End of Go
Ai14640b
AN3262