Hi, I am working on ST STM32L151VB-A, I burned a loader which already worked for me, and since then I get ''active write protected STM32 device detected'' also on other application that worked fine. when I try to connect via J-Link commander I get ''cannot connect to target''....
用ST -LINK能否连接到芯片，读芯片内
Hello Community, I'm new to using jlink probe. I am using crossworks and trying to connect to an stm32f7 board with the jlink-edu. The message shown in the photo pops up, prompting me to unlock the device-when I agree to the unlock it gives out error…
The J-Trace CM (3.2 14-34) was working well with my STM32F746IGK6 application before updating to the newest firmware V5.10g. Since then, I get this message and a lot of JLink errors after starting debugging (Keil uV v5.16a): **JLink Warning: CPU could…
用ST -LINK能否连接到芯片，读芯片内
Hello all, some time ago I had the same problem with STM32F7 and J_Trace V5.10g. This was solved, see post [SOLVED] "Active read protected STM32 device" message after upgrading J-Trace to V5.10g Now I got the this error again while trying to debug c...