J-link下载时出现PC f target system has unexpected value after blank checking

只看该作者 · 2013-4-1 14:34

最近调试程序的时候老是出现Full Chip Erase Failed! 用的是J-link 上网查找了解决办法比如芯片解锁试过了还是不行，换了芯片前几次可以下载大概5次以后就不行了我用的是STM32F207 求指教

2万 · 2013-4-1 14:47

JLINK 的问题吧

只看该作者 · 2013-4-1 23:19

王紫豪发表于 2013-4-1 14:47
JLINK 的问题吧

Jlink在别的板子上没问题

1万 · 2013-4-2 09:22

我也觉得是j-link的问题，芯片的个体差异导致有的行有的不行

只看该作者 · 2013-4-2 10:04

我已经换了5、6块芯片了刚换上的时候没问题，下载几次就又不行了，程序下不进去了拿仿真器在别的板子上也试过，都可以没问题啊

只看该作者 · 2013-4-2 10:48

把BOOT0/BOOT1都置1以后显示是这样的：
Connecting ...
- Connected successfully
- Unsecure chip ...
- Chip unsecured successfully
- Erasing affected sectors ...
- ERROR: PC of target system has unexpected value after blank checking. (PC = 0xE09BE096)!
---------------------------------------------------------------------- Registers -------------------------------------------------------------------------------------
PC = E09BE096
Current: R0 = 00000003, R1 = 08000000, R2 = 00001000, R3 = 00017C68
R4 = 20000000, R5 = 00017C64, R6 = 000000FF, R7 = 20000147
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------

- ERROR: Failed to erase sectors
- ERROR: Failed to auto program target
Disconnecting ...
- Disconnected
在BOOT0/BOOT1都为0的时候显示是这样的：
Connecting ...
- Connected successfully
- Unsecure chip ...
- Chip unsecured successfully
- Erasing affected sectors ...
- ERROR: PC of target system has unexpected value after blank checking. (PC = 0x200000E2)!
---------------------------------------------------------------------- Registers -------------------------------------------------------------------------------------
PC = 200000E2
Current: R0 = 00000003, R1 = 08000000, R2 = 00001000, R3 = 00017C68
R4 = 20000000, R5 = 00017C64, R6 = 000000FF, R7 = 20000147
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------

- ERROR: Failed to erase sectors
- ERROR: Failed to auto program target
Disconnecting ...
- Disconnected