STM32 MCUs Products

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STM32L471RGT6 ADC Calibration

Hi , Is there an automatic calibration routine for the STM32L471RGT6 ADC? If there isn't can someone point me to example code on how to read the internal reference (or some other approach) so I can write code to perform calibration. Thank you very mu...

rwils.1 by Associate III
  • 3951 Views
  • 12 replies
  • 0 kudos

Internal Temperature STM32H7 delivers wrong value

I read the messages in here about wrong temperature values including code examples, but still getting wrong values:I need to measure the internal CPU temperature sensor from the STM32H743XIH6. I activated the ADC3 using STM32CUBEMX (V. 6.9.2) and sel...

Roni by Associate II
  • 2955 Views
  • 6 replies
  • 2 kudos

Timer_PWM

Hi people,I am looking for a help pleaseI am working on a boosting up a voltage and works in a closed control if it exceeds the Max_UC_volt the duty cycle should vary..void run_ucboost(void) { uint16_t mainsfail=1; uint16_t uctimer = 0; uint16_t ...

meena by Associate III
  • 3049 Views
  • 8 replies
  • 0 kudos

GPDMA with ADC with multiple channels

Hi,I am trying to setup GPDMA with ADC with multiple channels on the Nucleo-H563ZI. The DMA should fill a buffer of the length of number of channels in a circular fashion, such that one entry in the buffer array always contains data of the same ADC c...

JuliaK by Associate II
  • 4340 Views
  • 7 replies
  • 1 kudos

Resolved! FreeRTOS xTaskGetTickCount() erroneously skips ahead

xTaskGetTickCount() erroneously skips ahead after every 65536 ticks. So when calculating timing using values returned by xTaskGetTickCount(), there are problems! vTaskDelay() has no problems. The problem is with xTaskGetTickCount()... For example:Cod...

asvatik by Associate
  • 2548 Views
  • 2 replies
  • 1 kudos

Boot in dualcore micro

Hello everyone,I'm seeking guidance on creating a custom dual-core boot using only an external flash.Previously, I managed to accomplish this for a single-core microcontroller, with the bootloader residing in the internal flash while other code (main...

GMene.785 by Associate II
  • 1943 Views
  • 3 replies
  • 2 kudos

Resolved! FreeRTOS STM32H743ZI FPU Assembler Error

Hi there,I’m trying to compile a project using the STM32H743ZI2 Nucleo board with STM32CUBE Framework with FreeRTOS with PlatformIO.The project can be found here:Zafeer_FreeRTOSFromGroundUp/PlatformIO/17_WorkingWithQueueSets at main · ZafeerAbbasi/Za...

Resolved! Nucleo-H745ZI - USART via ST-LINK

Using a Nucleo-H745ZI, board revision D-01.According to rev. 5 of UM2408 "User Manual STM32H7 Nucleo-144 boards (MB1363)"USART3 is available via ST_Link. Table 12 lists the config for the virtual com port as the default configHowever, my board had SB...

MEde1_0-1701778957555.png
MEde.1 by Associate III
  • 2547 Views
  • 3 replies
  • 2 kudos

Resolved! STM32G0x Series Filter downcounter on External Clock Source for Advanced Control Timer 1 (TIM1)

Hi,  I am using an event as an external clock input into the Advanced Control Timer (TIM1) on a STM32G0x series MCU. For my application it will be nice to low pass filter the signal using the internal "Filter Downcounter" in the chip.  I don't unders...

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