STM32 MCUs Products

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STM32G431 - ADC wont get ready with 128 and 64 prescaler.

Hi,when investigating issues with the DMA, i found, that the prescaler is not working properly.At 128 and 64 setting, the initialization of the ADC does not even finish. It is stuck in the loop after enabling the ADC.   SET_BIT(RCC->AHB2ENR, RCC_AHB2...

Tobe by Senior III
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Resolved! Hello - a newbie looking for very basic documentation.

Hello world. This is my first post to the forum so please be tolerant if I inadvertently breach local etiquette.I have some experience with RPi, Mbed and Arduino systems but none with the STM32F range until very recently when I was given a few kits t...

Xilman by Associate II
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  • 4 replies
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Resolved! Debug Connection Lost if NJTRST Set to Output

Developing on an STM32H563ZI chip with Cube IDE and ST-Link V2.  DEBUG is configured as JTAG with Trace Syncro (4 bits), which is 4-wire JTAG (JTMS, JTCK, JTDI, and JTDO).  My project has allocated pin PB4(NJTRST) as a GPIO.  If left unconfigured, de...

Brian H by Senior
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STM32F070 USB Not working, HSE time out delay

STM32CubeIDE Version: 1.15.1Chip : STM32F070CBT6HSE : 16MHzProblem : USB Not workingObservation : HSE Not starting and getting time out delay in "RCC_OscInitStruct" when using HSE and PLLCLK for sysclk ( with and without CSS). MCO output is 8Mhz if e...

STM32L0 for smart watch

Hi everybody, I would like create a smart watch with a STML031 and a driver for screen ST7567.I'm looking for the best way to make this watch in outline. Particularly regarding the precision obtained for 1Hz.I would like to get as much precision as p...

JJoao.1 by Associate III
  • 1230 Views
  • 2 replies
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I2C peripheral Multi-master mode

Hello all,I'm using STM32L552 MCU and its I2C peripheral to control a board. I'm facing a phenomenal which I not quite sure how to handle that. I have a pretty old fan controller chip on the board which is kind of really slow. Not only it works with ...

navidcity by Associate III
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  • 5 replies
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