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does not connect
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I have a problem with J-Link SWD isolator too, when using production programming but for STM32 devices. The first time I program a board it is programmed succesfully, then the second fails. So what I see is alternating exactly one succeed and one failure. v01d: is it the same issue? I got in touch with support, but they were not abe to replicate this issue
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Problem solved, it was a ground problem...
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This is log if I try to debug using 6.12j: C Source Code (116 lines) however flash is still blank and can't debug
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Hello, It seems Jlink is not supporting STM32L031F6 or can't connect: From Jflash: Connecting ... - Connecting via USB to J-Link device 0 - Target interface speed: 2000 kHz (Fixed) - VTarget = 3.279V - ERROR: STM32: Connecting to CPU via connect under reset failed. - ERROR: Failed to connect. Could not establish a connection to target. The same from Atollic: Connecting to target...ERROR: STM32: Connecting to CPU via connect under reset failed. JFlash is 6.20. Even if I erase flash (with ST-Link …
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Thank you very much Niklas!
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Thank you Niklas, can you please fix the link you posted about tracing via SWO to the correct post?
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Hello, How can I do code coverage (using Ozone for example) on STM32F302CB which doesn't have trace port but only asynchronous trace port? Thanks, Simone