About TimK1

TimK1 · 2024-02-22

Hello, i am using the STM32H725ZGT6 on a custom layout.As comparison i am also using the STM32H723ZGT6U on a NUCLEO-H723ZG Board.I am using STM32CubeMX, Keil µVision and the ULINK2 debugger. To test the Serial Wire Flashing procedure, i created an e...

TimK1 · 2023-12-01

Hello friends, i have the following setup:STM32H725ZGT6 on a selfmade board. STM32 CubeMX (default program with HSI clock and without any other peripherals). Keil µVision 5.23ULINK2 Debugger problem:I can program the controller ("verify successfull" ...

TimK1 · 2024-02-23

Hello Tesla,thanks for your reply. This solved my problem. In STM Cube i had the wrong setting. (SMPS instead of LDO):System Core -> RCC -> Parameter Settings -> Power Parameters -> PWR_LDO_SUPPLYThank you very much!

TimK1 · 2024-02-23

Hello Imen,thank you for the reply. Yes, i have connected GND and VCC to my custom board. However i think the ULINK2 is not able to power the board. It has a jumper +3V3 / VCC / ARM. But this only powers the SWD signals, not the VCC of the board (as ...

TimK1 · 2023-12-04

Hello,thank you very much for your answers.I have made the following changes in the schematics by now:SWD signals: removed pull-up resistorsBOOT0: 10kOhm to a switch (instead tied to GND).PDR_ON: tied to +3V3 (instead of GND)NRST: 10k pull-up, 100nF ...

TimK1 · 2023-12-02

Good morning, thank you for your quick replys and the suggestions. I have attached my controller schematics below.i have tried the following adjustments:Removed the 3 pull ups R400-R402 (as 5V is wrong and the STM has internal Pull-ups, as i underst...

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STM32H725ZGT6 custom board hangs (Cube, Keil, ULINK2)

STM32H725ZGT6 hangs after programming

Re: STM32H725ZGT6 custom board hangs (Cube, Keil, ULINK2)

Re: STM32H725ZGT6 custom board hangs (Cube, Keil, ULINK2)

Re: STM32H725ZGT6 hangs after programming

Re: STM32H725ZGT6 hangs after programming