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Ultrawipf · 2024-06-03

I am currently working on a H723 based HS USB device with external USB PHY (USB3320,USB3340,USB3300 tested).While testing i have noticed that seemingly randomly between debug/flash cycles HS USB stops working with usually no activity on the bus but t...

Ultrawipf · 2023-11-03

Note: Firmware package H7 V1.10.0 On the STM32H723 the internal vref and temp channels are connected to ADC3 which is a 12b ADC while ADC1 and 2 are 16b.The internal calibration values for the temperature sensor and vref are also scaled in 12b it see...

Ultrawipf · 2024-07-30

Yes i am quite sure the pinout is correct as on the LQFP100 H723VG only the _C pins are available and it is generally working fine.It does seem like damage happens during startup/programming only.I did not capture any signal glitches and the connecte...

Ultrawipf · 2024-04-18

After updating STM32CubeIDE to 1.15 (FW package V1.11.2, CubeMX 6.11.0) and regenerating the code from the ioc file i noticed that the vrefint channel is now suddenly only selectable on ADC2 and the temperature sense channel completely gone which bre...

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H723V + HS ULPI possible damage

Possible ADC VREF HAL calibration scaling issue in __LL_ADC_CALC_DATA_TO_VOLTAGE for H723

Re: H723V + HS ULPI possible damage

Re: Possible ADC VREF HAL calibration scaling issue in __LL_ADC_CALC_DATA_TO_VOLTAGE for H723