STM32 MCUs Products

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Is there a possibility of a mistake in stm32F4/7 reference manual About Encoder mode in Timer section?

We have three options to select encoder mode In SMS bits (Slave Mode Selection) of TIMx_SMCR register. Based on the description following each mode in this register, counter counts UP/Down on each TI2FP1/TI1FP2 edge based on the TI1FP2/TI2FP1 level o...

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How to excess DMA_SxNDTR register

I am trying to collect data from ADC using DMA in circular buffer mode.i want to excess/read DMA_SxNDTR register. also tell me how to read data from circular buffer. I have written code for reading count from DMA_SxNDTR but it is not working , it is...

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NKann.1 by Associate III
  • 1264 Views
  • 5 replies
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STM32G4 ADC1 DMA issue.

I am trying to read 3 ADC channels (ADC1) via DMA but I get false values in the watch window./* Private user code ---------------------------------------------------------*//* USER CODE BEGIN 0 */uint32_t value1[3];/* USER CODE END 0 *//** * @brief T...

PGand by Associate
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  • 1 replies
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Yet another "No ST-LINK detected! " issue

I have had STM32CubeIDE v1.3.0 working with my hardware. I just upgraded to Cube to v1.6.1. Now when I try to debug, I get "No ST-LINK detected! " message box This has happened before (my upgrade to 1.4.1 failed so I rolled back to 1.3.0). ST-LINK...

RWeil.3 by Associate II
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  • 5 replies
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Failed to communicate with device using Nucleo uart

Hello,I'm using nucleo board f410rb to communicate with another device via UART, my Baudrate is correctly fixed , i checked with the builder of the device the command i should send , i wrote the following code but the device dosen't respond uint8_t t...

Ahajr.1 by Associate II
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  • 1 replies
  • 0 kudos

Resolved! Translating incoming data from PA10 (USART1 Rx) to PB4 (JTRST) with erased FLASH or under reset in STM32G473

I have RS-485 transceiver connected to USART1 (PA9 + PA10) and relay connected to PB4. If MCU have erased FLASH or RST-pin connected to GND all incoming data to pin PA10 (Rx) for RS-485 line translated to pin PB4 in inversion (0 on PA10 => 1 on PB4, ...

Nabekaite by Associate II
  • 1256 Views
  • 8 replies
  • 0 kudos