STM32 MCUs Products

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STM32 LPUART only works with breakpoint.

Hi, I need your help, please:I'm using a STM32 and the STM32CubeIDE and I want to communicate the MCU and a FPS module R502 through LPUART (Low Power UART). When I send the correct packages, the FPS answers correctly (I check that reading via serie w...

SCabr.1 by Associate II
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  • 11 replies
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Resolved! Dual SPI with DMA

Hello everyone,I'm using the STM32H743 and I would like to implement two SPI communications with DMA (SPI1 & SPI2). I followed the example provided with my Nucleo board which is working perfectly when I'm only using SPI1 but when I add SPI2 initialis...

SThir.4 by Associate II
  • 790 Views
  • 2 replies
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Resolved! STM32L432KB flashes correctly, but debugging works sporadically

I have an STM32L432KB that I'm trying to use with STM32CubeIDE and an ST-LINK v3. It is on a small board, and the onboard hardware peripherals connected to the MCU are:   USB-C connector to dedicated USB pins.   Quad-SPI flash storage chip   I2S audi...

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EPegu.1 by Associate
  • 615 Views
  • 2 replies
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How to set SPI Baud Rate Without Using Prescaler?

I'm new to STM32 development. I need to use RF98W LoRa module and also I need high clock frequency. Problem is RFM98W datasheet says RFM98W has bit rate up to 300 kbps. To achieve 300kbps spi clock frequency I think I need to have low frequency arou...

IAtam.1 by Associate II
  • 914 Views
  • 3 replies
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Check if data is received through USART

Hello,I would like to check if any data is received through USART and then use that data further in the program. I am using STM32L0 series MCU and Low Layer libraries in STM32CubeIDE environment. Are there any simple ways to code that?Thank you.

Indois by Associate II
  • 463 Views
  • 1 replies
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Resolved! STM32H7 USART1 DMA is not working..

Hi team,I'm using STM32H753BI. Here i'm using USART1 (PA9 & PA10) in DMA Mode. That code is generated by cubeMX and also i tried the example program of STM32H743-EVAL Board. Both are not working.Here i have attached the hal_msp_file.c and main.c for...

Vel by Associate III
  • 3577 Views
  • 12 replies
  • 0 kudos