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Associate II
September 21, 2025
Solved

No Target Device found.

  • September 21, 2025
  • 1 reply
  • 593 views

Dear ST community member,

I am new to ST platform.

I am using STM32G030C8T6 Development board from 7 Semi and ST Link V2.

Dev board link: https://evelta.com/7semi-stm32g030c8t6-arm-stm32-mini-development-board/?srsltid=AfmBOorI6XBlJ_AMXNVV184OhO-lB02AFODj1611j8H62qR2M0FZkmF9

Connection: 

  • dev board USB: power
  • dev board RST: NSRT or pin15 of ST LINK V2
  • dev board SWDIO: pin 7 of ST LINK V2
  • dev board GND: pin8 of ST LINK V2
  • dev board SWDCLK: pin9 of ST LINK V2
  • dev board 3.3: Not connected

 

patliputram_0-1758428944037.pngpatliputram_1-1758428970155.png

Please guide me where I am doing wrong.

 

Thanks in advance

Regards,

Anand Sagar

 

 

Best answer by AScha.3

Hi,

>using ST LInk V2

Which one : like a stick , or original , like small box ? (original: need connect 3v3 )

+

Use CubeProgrammer , connect (set: software reset), show pic, what its telling.

1 reply

MM..1
Chief III
September 21, 2025

STLinkV2 exist in ISOL variant , then 3.3V require to connect...

Next issue maybe is DFU bootloader try change reset behaviour to connect under reset

Associate II
September 21, 2025

I am using ST LInk V2, not IOSL, and providing power suing type C USB connector. 

also validated the pins connection, all are fine.

 

AScha.3
AScha.3Best answer
Super User
September 21, 2025

Hi,

>using ST LInk V2

Which one : like a stick , or original , like small box ? (original: need connect 3v3 )

+

Use CubeProgrammer , connect (set: software reset), show pic, what its telling.

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