STM32 MCUs Products

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STM32L4P5CET ADC freezes at high noise environment

I'm using an STM32L4 for a solar inverter control project to control some H-bridges and sense some voltage and current. I run into this particular issue that when the environment is noisy (the DC input to the H-bridge is high), the ADC sometimes will...

FChen.3 by Associate
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Wrong SVD file for STM32G491 device

TIM20 peripheral is missing in the SVD file for STM32G491 deployed in Keil PACK STM32G4xx_FDP v1.4.0Please see the attached fix with all files rebuilt (SFR and SFD)

CChiesa by Associate
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Problem with USART Communication during updates

 I am using an STM32L4 chip that sends an update to the nRF52832 on a ublox module over USART. I assume the nordic chip is in the bootloader during the update.We get a UART error: 4 and when we observe the UART lines we see that on the TX line of the...

0693W00000NpDg4QAF.png 0693W00000NpDgJQAV.png 0693W00000NpDgTQAV.png
Hueli.1 by Associate III
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STM32H743: BDMA channel for SAI interface does not work.

I would like to use SAI interface, but the initial setup seems to be failing. ErrorHandler was called because of FIFO is Empty after calling HAL_SAI_Transmit_DMA().​The SAI is set up as follows: hsai_BlockA4.Instance = SAI4_Block_A; hsai_BlockA4.I...

Mapyam by Associate II
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  • 4 replies
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