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Resolved! Unable to program my GPIO image on STM32H750B-DK

Hi ,I am not sure but my development board STM32H750B-DK may have some issues and I need some help to find what it may be .  As per the readme.txt (there is very less literature that I could find on this board) , I could dump the ext_mem boot bin int...

nsingh_0-1731845025347.png
nsingh by Associate II
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  • 7 replies
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I can't get spi communication.

Hello.I tried to use an imu that was previously working using the spi2 port of the stm32f4 series with the spi4 port of the stm32h7 series, but I cannot communicate with it. (imu is using icm42688p.)Is it possible that I have made a mistake in my set...

スクリーンショット 2024-11-11 190140.png スクリーンショット 2024-11-19 201830.png baby_chicken_0-1732015139757.png

Resolved! HAL_ADC_Start_DMA caused main loop to become blocked?

Hi, I am configuring the ADC in single-channel continuous conversion mode using DMA. However, once I call HAL_ADC_Start_DMA(&hadc, &AD_RES, 1), the main loop stops executing, and the HAL_ADC_ConvCpltCallback() function is not triggered.I noticed that...

chai2145 by Associate III
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  • 3 replies
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RTCv2 coarse calibration remarks

While the Coarse calibration in RTCv2 is obsolete, in 'L1 and 'F2 it's the only method (and I know 'L1 is NRND, but it's still around and will be for years to come, if ST sticks to its commitment), and as long as it's mentioned in 'F4 it should be pr...

STM32 ADC and DMA with LL libraries

Hello everyone, I'm trying to sample some signals inside a timer ISR. I use all three ADC units of the mC (multiple channels in the first unit and 1 channel in each of the other two units) and I use software triggering and DMA transfer.This operation...

Resolved! One by one port pin configuration locking

There is no clear information in the reference manual about port pin configuration locking one by one. For example (desired code): void SomeFunction() { // locking pin configuration one by one LL_GPIO_LockPin(GPIOA, LL_GPIO_PIN_0); LL_GPIO_Lock...

brat0x2 by Associate
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  • 4 replies
  • 3 kudos

STM32U5 - does OctoSPI support inter-byte spacing?

Hi there,I'm working on a project with the STM32U5. This MCU comes with both a SPI and a OCTOSPI peripheral.The SPI peripheral supports a setting called MasterInterDataIdleness - in the reference manual it's shown as "master Inter-Data Idleness", whi...