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

STM32H745 SPI RXP spurious interrupts

Hello all,I have serious problem with SPI2 on STM32H745 using interrupts.First I try system with polling:uint8_t Send(data) { *((uint8_t*)&SPI2->TXDR) = data;   while((SPI2->SR & SPI_SR_RXP) == 0) {   } return *((uint8_t*)&SPI2-...

DM.21 by Associate II
  • 1943 Views
  • 7 replies
  • 0 kudos

Reading different CPUID when ever STM32F107 is power cycled.

Hi ST community,I am trying to read the CPUID of STM32F107 using the following code snippet. But the problem is each time I power cycle it, I am reading a different CPUID. I am reading CPUID from address location UID_BASE_ADDRESS(0x1FFFF7E8) for STM3...

Skira.17 by Associate II
  • 607 Views
  • 1 replies
  • 0 kudos

Resolved! Clocks Initialization wrong (SOLVED).

Hi all!,I'm, triyng to program using CMSIS in order to learn how registers works.If I use the SystemClock_Config() generated by STM32CubeIDE all works properly, but if I use my own rutine, the TFT wired to SPI3 dont show the fonts properly (I think i...

JAlca by Senior
  • 1020 Views
  • 4 replies
  • 0 kudos