STM32 MCUs products

Showing results for 
Search instead for 
Did you mean: 

Forum Posts

New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...


how to program the option bytes within firmware

Hello,After reading the following threads:How to program STM32 Option Bytes with the HAL API - STMicroelectronics CommunityWhat are option bytes in STM32 and how do I use th... - STMicroelectronics CommunityProblem with option bytes set from program ...

KoSt by Associate III
  • 0 replies
  • 0 kudos

DMA interrupt not triggering after init

After setting configuration registers in HAL_DMA_Start_IT, DMA fails to fire back interrupt, HAL_DMA_IRQHandler(). The TransferComplete call back routine is not called but only once after reset since HAL_DMA_IRQHandler() is called only once after ini...

Klassic by Associate III
  • 14 replies
  • 2 kudos

USB type C not working.

I have made my own PCB with STM32F427VIT6 for a project. But if I tried connecting with the cube IDE, I could not connect it through the Type C port, I could only connect it with STlink. Even my laptop doesn't detect the port. Can anyone help debug t...

Jeeva_0-1719565471971.png Jeeva_1-1719565698288.jpeg
Jeeva by Associate II
  • 6 replies
  • 1 kudos

Resolved! External oscillator issue ( stm not booting)

Hello, I have designed my PCB with stm32f427VIT6 and a 24Mhz crystal oscillator. I was trying to upload and test the normal blink code and it's not working. If I disable the external clock, the LED works and does not work with an external clock. I am...

Jeeva_0-1719489952248.png Jeeva_1-1719489972408.png Jeeva_2-1719490012982.png
Jeeva by Associate II
  • 8 replies
  • 8 kudos

Resolved! Effect of live wire insertion/removal of SPI signals

Hello, I am looking for a solution to my problem.I am using an STM32C031 to light LEDs using SPI signals.I am using a connector to connect the STM32 mounting board to the LED mounting board. The connector connects the DC power supply and the SPI sign...

shank by Associate II
  • 6 replies
  • 0 kudos

Resolved! Add External SRAM to STM32H743 without FMC

Hello,I am trying to find available solutions for below requirement.I am using STM32H743 MCU in a design and I want to add external SRAM of 128Mbytes to the design.I understand can do this with FMC, but the problem is available pins for the FMC are c...

Blk81 by Associate II
  • 9 replies
  • 6 kudos

STANDBY and SLEEP Modes using RTC

Hello,I am trying to use the SLEEP and STANDBY modes with the RTC. I want the device to go to sleep/standby mode for 10 seconds and wake up after the 10 seconds are done. I have tried it with an interrupt using UART and Button and both the modes are ...