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STM32G0 unable to connect via SWD

FMill.2
Associate

I tried to connect the STLink to the STM32G030K6T6 by connecting SWCLK SWDIO VDD and GND pins, but the STM32CubeProgrammer can't detect the MCU.

I also tried to check with the logic analizer the pins and there is only a little signal from the stlink but no response from the MCU.

I think the problem could be that the SWCLK and BOOT0 are in the same pin and this is pulled down internally. So how can I connect and program the STM32?

Thank you so much

1 ACCEPTED SOLUTION

Accepted Solutions
FMill.2
Associate

Okay I resolved by updating the STLink. Now it works. Thank you

View solution in original post

3 REPLIES 3
TDK
Guru

Is this chip powered? (ST-Link does not provide power)

Is this a custom board or known good hardware?

Is NRST high? Voltage levels okay? What is this history of the chip?

If you feel a post has answered your question, please click "Accept as Solution".
FMill.2
Associate

Okay I resolved by updating the STLink. Now it works. Thank you

I've the same problem but I'm using the ST-Link of the nucleo board, my version is V2.J39.S0. Any idea?

Thanks.