STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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
  • 5627 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 ...

HunterR_2-1707243776809.png HunterR_0-1707243659343.png HunterR_1-1707243732555.png
HunterR by Associate II
  • 5260 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
  • 2272 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...

johngj_0-1706805151387.png johngj_1-1706805208495.png johngj_2-1706805851655.png johngj_3-1706805879295.png
johngj by Senior
  • 17736 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
  • 7559 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
  • 9721 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
  • 2497 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
  • 2738 Views
  • 2 replies
  • 0 kudos

Resolved! Unable to get output SWV for debugging on a STM32H723ZGTX

I do not have any output via SWV or via COM port debugging using a STM32H723ZGTX.I am using a nucleo ST-link breakoff board to program with no issue.I have tried solutions provided in both following threads:https://community.st.com/t5/other-tools-mcu...

PadNyammo by Associate II
  • 7633 Views
  • 15 replies
  • 0 kudos
Announcement

We’re moving the ST Community to a new platform to give you a better and more reliable community experience.