STM32 MCUs Products

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timer + ADC + DMA (ADC ISR overrun)

Hi all,I want to use timer 2 to trigger ADC function (ADC3) on STM32H743ZI2 platform. After DMA & timer starting, I stuck in HAL_ADC_IRQHandler(). /* Multimode not set or feature not available or ADC independent */ if ((hadc->Instance...

clee.10 by Associate III
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  • 3 replies
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Resolved! Problem debugging the STM32H7B3i-DK (Again)

I am developing on the STM32H7B3i-DK board using Keil MDK + STMCubeMx for creating the project.For some bizarre reason that I can't explain, I can no longer do debugging on my dev board after been blocked for a few days by an issues that I had with "...

0693W000003QcFcQAK.png 0693W000003QcGVQA0.png 0693W000003QcGfQAK.png
onio by Senior
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  • 21 replies
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Resolved! H723 Nucleo?

I see that H723 and variants are coming.Any plan for Nucleo or discovery kit for these?

Trying to use SDIO interface on STM32F469I-Discovery Board and STM32CubeIDE always returning FR_DISK_ERR for both 1-bit and 4-bit SDIO modes

HI,I'm trying use SDIO interface on STM32F469I-Discovery board ​and I'm always getting FR_DISK_ERR for the command "f_open(&myfile,myPath,FA_CREATE_ALWAYS|FA_WRITE)" Same problem is observed  with 1-bit and 4-bit SDIO mode. I have enabled "Use DMA te...

SK S.1 by Associate III
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  • 0 replies
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Problem with baud rate 19200 on STM32F0.

HelloI have the problem with USART baud rate in STM32F09x. I want to use baud rate: 9600, 19200, 38400, 57600, 115200bps with data length - 8 bits, parity and one stop bit. I can connect to the device at all speeds except 19200. Microcontroller uses ...

pferd by Associate III
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  • 3 replies
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STM32H723/733, 725, 735, 730 VREFINT confusions

There are two points of confusions.1. VREFINT_CAL is a 12-bit precision valueUnlike predecessor of H7 family (H743, H7A3, etc.), the VREFINT_CAL value stored in VREFINT_CAL_ADDR is a 12-bit precision value stored in a 16-bit (8-bit x 2) location.For ...

Internal temperature reading and DAC output

I am trying to get the temp of the internal temp sensor.. I tested on both MB1367 demo board and my own board.I use jumper to connect JP8 pin2 and pin 3 to get Vref as 3.3V. I attached the cubmx and main file of my simple code. The issue is I always...

LFu.1 by Associate II
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  • 6 replies
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