STM32 MCUs Products

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Resolved! STM32G431C6 fails to power up sometimes.

I designed a board that uses the STM32G431C6 and is intended to connect in a chain with other similar boards, but I am having problems when powering them up. They turn on and work fine sometimes, but sometimes boards won't turn on. Each board I desig...

IvanOrot by Associate III
  • 3257 Views
  • 5 replies
  • 3 kudos

9 bit SPI for TFT

Hi, I have a TFT screen that is using 3-wire 9-bit SPI (DC bit as 9th bit) has anyone got and experience or examples of this with HAL? I think I have it explained below, the problem is when I test on the oscilloscope the SPI data is reversed as MSB i...

PLee.3 by Associate III
  • 5349 Views
  • 7 replies
  • 4 kudos

Resolved! GPIO pins won't RESET low (always high)

I took the default STM32F101VFTx, enabled PB8 & PB9 as GPIO Output, and then tried to pull the pins low.  I am having an issue that caused me to create this isolated test.   Configurations, code, and scope on the pins below.  Repo for this test case ...

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HunterR by Associate II
  • 4952 Views
  • 3 replies
  • 2 kudos

Resolved! 4 DACs, 4 audio rate sawtooth waves with SMT32G4

Hello,I am looking to develop with the STM32 microcontrollers for the first time and was hoping to get some help. I need to create a device capable of outputting 3 separate sawtooth waves that are individually controllable to synthesize audio based o...

julianf20 by Associate II
  • 2160 Views
  • 1 replies
  • 1 kudos

How do I synchronize received UART data ?

I am trying to receive a frame containing 10 bytes of serial data, each frame is transmitted at a 100ms rate.However, as the UART can start receiving the 10 byte frame at any point in time, the received data is becoming out of sync. How do I sync the...

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johngj by Senior
  • 16897 Views
  • 23 replies
  • 11 kudos

Resolved! using several ADC

Hello,I wonder if it is or it is not possible to use more than one ADC independet of each other. My problem is as follows: I want to use ADC1 and ADC2  in independent scan conversion nothing works anymore. My code work for ADC1 alone   or ADC2 alone,...

kkhli.1 by Associate III
  • 7028 Views
  • 11 replies
  • 6 kudos

Resolved! Flash via I2C bootloader problem for STM32G0B1KBU6

Hello,We encountered a problem with the internal Bootloader of the STM32G0B1KBU6 MCU.ConditionsFirst, the option bytes are set with an STLINK-V3 programming adapter (SWD interface) and CubeProgrammer (2.15.0) according to Pattern 11 of AN2606:nBoot_S...

IE by Associate II
  • 9046 Views
  • 13 replies
  • 0 kudos

Resolved! stm32g071rb problem with PWM generation using TIM1 and PA8 pin

Hello, I'm studing timers with stm32g071rb and I wanna generate a PWM signal using PA8 pin.At the moment I write this code:GPIOA->MODER &= 0xeffcffff;GPIOA->MODER |= 2<<16; //alternate function mode for PA8GPIOA->OSPEEDR |= 1<<17; //PA8 at high speed...

dmrsim by Associate III
  • 2304 Views
  • 3 replies
  • 1 kudos

Resolved! How to configure ADC_DMA in ethernet using NUCLEO-H745

Hello Team,I have implemented ADC_DMA (circular mode) Multiple channels in NUCLEO_H745 and in that added ethernet without RTOS when ethernet is implement ADC_DMA is not working it provide only one time data but i have configured for circular mode eve...

ggowd.1 by Associate III
  • 2572 Views
  • 2 replies
  • 0 kudos