About Poul-Erik

Poul-Erik · 2022-09-02

I have created a clock of 38.4MHz for SAI4A and SAI4B but I am not able to get 24.0kHz sample rate for a I2S 32bit Master input.All sample rages seams to relate 4.8MHz clock.

Poul-Erik · 2021-05-03

Processor stm32H750. stm32CubeMx ver. 6.2.1.When calling "HAL_DFSDM_ChannelDeInit" and "HAL_DFSDM_FilterDeInit".and then call "HAL_DFSDM_FilterInit" and "HAL_DFSDM_ChannelInit" the "__HAL_RCC_DFSDM1_CLK_ENABLE" is not called. (Result not clock for th...

Poul-Erik · 2021-03-22

I am moving a smt32H750 application from flash to ram. In flash the st-link v3 works fine both single step and break points, but when moved to ram, it is diffucult to get the ST-LINK breaking the program. If the main-loop is extended (cache not cover...

Poul-Erik · 2021-01-04

I want to use the STM32H750. I want to configure the I2S2 to use the port PI0..PI1, but the CubeMX tool will not alloud me to do it. According the data-sheet it should be posible.Br. Poul-Erik.

Poul-Erik · 2021-05-18

When I call "HAL_DFSDM_ChannelInit(DFSDM_Channel_HandleTypeDef *hdfsdm_channel)" for the first every thing works fine.When I wnat to chane setting:Step 1: shut down DFSDM if ((HAL_DFSDM_ChannelDeInit(&hdfsdm1_channel0) != HAL_OK) || (HAL_DFSDM_Cha...

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stm32H750: Config of SAI4 sample rate in stm32CubeMx

How to inform about a found error in "HAL_DFSDM_ChannelDeInit".

st-link v3 error when debug cortex m7 code in ram and I-CACHE enabled.

STM32CubeMX STM32H750 I2S2 pin configuration.

Re: How to inform about a found error in "HAL_DFSDM_ChannelDeInit".