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STM32F030F4P6 programming

Associate II

Hi, I have a problem about upload program. I make size photocell with STM32F030F4P6 MCU. After I set hardware and software, I can not upload programming to MCU. I try to upload programming with ST-LİNK V2. And writing problem at console. Error is that ;

Target no device found

Error in initializing ST-LINK device.
Reason: No device found on target.

What can I do?I control connection pinout. Coming 3.3V and connection pinouts is correct. Please Can you give advice?

Thank you.

ST Employee

Welcome @NİHAT_EEE, to the community!

Is your ST-LINK/V2 in a colourful metal box?


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Principal III

do you have any other STM board or discovery board , to test : connect and working with CubeProgrammer ?


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Yes, it is colourful metal box.

Yes, I try cube programmer and ST-link V2 at breadboard. İt is working both of them.

so on your breadboard its ok, you can program the cpu ?

then you have some bad or wrong connection to your target board. 

boot0 low ?

connect mode : " software reset "


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I dont use crystal my target board. I just use stm32f030f4p6 MCU. İt is not modüle.