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...


Extended CAN2.0B filtering in List mode problem

Hello, In my system I have extended canbus with 29b identifier. With mask filtering it looks to be working, but list filtering gives me problems; ( i have setup where on STM32 is sending data with with any ID I want, and second is capturing data as w...

Linas L by Senior II
  • 0 replies
  • 0 kudos

How to active WS2812LED on stm32G071CB?

Hi,I took code from: and made the adjustment to my MCU (stm32G071CB). but it didn't work.I manage to generate pulses from PWM with DC of 66% in 800K but not through DMA. I also try to ran it fro...

SAram.11 by Associate
  • 2 replies
  • 0 kudos

Interrupt not working after jump to code from bootloader

I have a project that consists of a bootloader and 2 pieces of code on STM32L100R8. The bootloader correctly switches to the relevant piece of code but it seems as though when the code receives it first interrupt it fails. Attached are screenshots of...

0690X000006C8etQAC.jpg 0690X000006C8eoQAC.jpg 0690X000006C8ejQAC.jpg
spack by Associate
  • 9 replies
  • 0 kudos

Resolved! Timer Compare output enable on multiple pins

Hi All,I'm playing around with the Timers at the moment on a STM32F303 and currently have TIM2 and TIM6 generating an output pulse on every OC event (different frequency ranges).Those Timer based output toggles are of course somewhat locked to certai...

RMyer.1 by Associate III
  • 1 replies
  • 0 kudos

Resolved! I2C - Send "Measurement Request" to HIH6130 IC

Hi, I seem to be having difficulty with what should be a simple I2C task. I want to send the Measurement Request to the Honeywell sensor so it will take a temperature and humidity reading, which requires the following format from their datasheet:I ha...

0693W00000D1XzfQAF.png 0693W00000D1XzuQAF.png 0693W00000D1Y2jQAF.jpg 0693W00000D1Y2yQAF.jpg

Problem with RTC backup registers

Hi,I’m trying to use RTC backup registers in STM32G070KBT6. I wrote this code but I only receive FFFFFFFF at serial output. How Can I fix this problem?Thanks.RTC_HandleTypeDef hrtc;void setup() { HAL_RTC_Init(&hrtc); Serial.begin(9600); Serial.printl...

Mprd.1 by Associate
  • 4 replies
  • 0 kudos

Resolved! Write Double without HAL

Hi! Jest a curiosity topic.​Currently Im writing a double word to flash with HAL_FLASH_Program function.​RM notes that You should write a word32 and than to the same adress another word32.​How can You write a 2x_word_32 or 1x_doubleword_64 without HA...

oeliks by Senior
  • 5 replies
  • 0 kudos

STM32F746NGH6 DAC channel 2 configuration

Hi, I am using a DAC example code available in repo of STM32F7 package for STM32F746 discovery board to test on chip DAC. The example code is configured for DAC channel 1. I need to configure for DAC channel 2, how to do it? I tried changing the mai...

PN.2 by Associate
  • 0 replies
  • 0 kudos