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

Just work ADC when it's debug mode.

Posted on August 25, 2017 at 17:47Hello,I use STML051 that has a sensor via ADC port. My environment is keil-MDK-v5 and LL Library.My firmware works well when it's debug-mode. But when I download the program and run without debugger, ADC is frozen a...

contiguous gpio

Posted on August 28, 2017 at 04:19First of all, please, excuse my newbness, I'm not familiar at all with the STM32 family and it is my first project with it.For this project, I will use Waveshare core429i module (https://community.st.com/external-li...

SPI bugs in F446/429?

Posted on August 21, 2017 at 03:58Surely this issue has been beaten to death already?SPI3:Are there any known 'end of byte/word transmit' function (soft/hardware)working on SPI3 in master mode? Actually in 'any' mode,  im just doingsimple plain peri...

Detecting exit from shutdown mode on stm32l432

Posted on August 23, 2017 at 23:50Is there a way to detect when an stm32l432 has been woken from shutdown mode ?  For standby mode there's a bit in PWR_SR1, but I don't see anything equivalent for Shutdown mode.Geoffrey

Geoffrey1 by Associate III
  • 1496 Views
  • 5 replies
  • 0 kudos

UART Receive Buffer Clear

Posted on September 03, 2016 at 00:50 I am working on STM32F0. I am little confused between USART1_IRQHandler and HAL_UART_RxCpltCallback HAL_UART_RxHalfCpltCallback HAL_UART_TxHalfCpltCallback HAL_UART_TxCpltCallback Is it necessar...

anuj by Associate II
  • 2213 Views
  • 3 replies
  • 0 kudos

DMA Transfer Complete and USART Transfer Complete

Posted on August 14, 2017 at 13:47Hi all:I have been using DMA with USARTs for years on STM32F4xx and STM32F0xx microcontrollers, but mainly with full-duplex connections like RS-232. Now I need to handle RS-485, which is only half-duplex. My code ne...

Diez.R. by Associate II
  • 1173 Views
  • 2 replies
  • 0 kudos