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Did I break my P-NUCLEO-WB55 ?

RJoac.1
Associate II

My P-NUCLEO-WB55 seems not not work anymore, no program is working

LED6COM is working

LED5 is ON

LED4 is OFF

How do i check if my board is broken ?

When I power on the board, the LED1 is turning ON then OFF

When I try to debug it gives this :

STMicroelectronics ST-LINK GDB server. Version 6.0.0

Copyright (c) 2021, STMicroelectronics. All rights reserved.

Starting server with the following options:

    Persistent Mode      : Disabled

    Logging Level       : 1

    Listen Port Number     : 61234

    Status Refresh Delay    : 15s

    Verbose Mode        : Disabled

    SWD Debug         : Enabled

    InitWhile         : Enabled

Waiting for debugger connection...

Debugger connected

Waiting for debugger connection...

Debugger connected

Waiting for debugger connection...

   -------------------------------------------------------------------

            STM32CubeProgrammer v2.9.0-RC01          

   -------------------------------------------------------------------

ST-LINK SN : 066DFF303430484257252725

ST-LINK FW : V2J39M27

Board    : P-NUCLEO-WB55

Voltage   : 3.27V

SWD freq  : 4000 KHz

Connect mode: Under Reset

Reset mode : Hardware reset

Device ID  : 0x495

Revision ID : Rev Y

Device name : STM32WB5x

Flash size : 1 MBytes

Device type : MCU

Device CPU : Cortex-M4

BL Version : 0xd5

Debug in Low Power mode enabled

Memory Programming ...

Opening and parsing file: ST-LINK_GDB_server_a12972.srec

 File     : ST-LINK_GDB_server_a12972.srec

 Size     : 8628 Bytes

 Address    : 0x08000000 

Erasing memory corresponding to segment 0:

Erasing internal memory sectors [0 2]

Download in Progress:

File download complete

Time elapsed during download operation: 00:00:00.147

Verifying ...

Error: Data mismatch found at address 0x08000000 (byte = 0x55 instead of 0x00)

Error: Download verification failed

1 ACCEPTED SOLUTION

Accepted Solutions
Houda GHABRI
ST Employee

Hi @RJoac.1​ 

Using STM32CubeProgrammer can you please try to change the RDP to Level 1 (0xBB) then do a regression to level 0 (0xAA) ?

Houda

View solution in original post

3 REPLIES 3
Houda GHABRI
ST Employee

Hi @RJoac.1​ 

Using STM32CubeProgrammer can you please try to change the RDP to Level 1 (0xBB) then do a regression to level 0 (0xAA) ?

Houda

Thank you very much, it worked, I don't understand what caused that

Houda GHABRI
ST Employee

Hi @RJoac.1​ 

Glad to hear that it is working for you.

Houda