STM32 MCUs products

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16bit ADC in STM32H745i-Discovery Board

 I am interfacing 16bit ADC in STM32H745i-Discovery Board i saw some ADC configuration videos in Youtube according to i am configured but i didn't get any ADC conversion Values i am failed where i am doing wrong can please Help me to resolve this pro...

SA  V.1 by Associate II
  • 2 replies
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Big char buffer declaration

Dear ST hello,I am working on a driver on STM32F429, and I have to declare 104 uint8_t buffers.In some cases I am facing an issue with memory, The buffer is overwritten by another application the buffer values change when I iterate through it the buf...

Can't write to DAC's Control Register from a C++ class.

Hi,I've been having some troubles configuring DAC channels and can't seem to find what the problem is.I have a C++ class that is intended to setup and control a DAC and I can't write on the registers to do it. My class is the following (dac_test_clas...

PMach.3 by Associate II
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The STM32L433 adc isnt too accurate.

Hi I have a STM32L433 processor on a 4 layer board with own ground plane, and below is circuit for VDDA input. I have set the VREF+ to 2.5v, and checked this with my meter, and its perfect (and isnt connected to anything). I placed an accurate 1.026v...


Resolved! Doubt regarding timer interrupt stop function

Hi,I had a doubt regarding the timer interrupt stop function.if(isOpen_Unload == 1){  HAL_NVIC_DisableIRQ(EXTI15_10_IRQn);  HAL_NVIC_EnableIRQ(EXTI9_5_IRQn);  Start_Motor(1);  HAL_Delay(5000);  HAL_NVIC_EnableIRQ(EXTI15_10_IRQn);  HAL_TIM_Base_Start_...

Resolved! Where is the STM32U585 SPI1 CLOCK SELECTION register?

According to the STM32U585 documentation, there is supposed to be a SP1 clock mux selection register, but none is described in the latest programming manual.Does anyone have any idea on what bits I need to set in which register to select the MSIK clo...

SEdel.1 by Associate
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Resolved! NUCLEO-L4R5ZI board CN12 header Pin76 = PG7, pin66 = PG8, config as GPIO output pins, but cannot toggle these two pins, SB130 and SB131 have been removed from the board.

NUCLEO-L4R5ZI board, CN12 header: Pin76 = PG7, pin66 = PG8.SB130 and SB131 have been removed from the board. config PG7, PG8 as GPIO output pins, but cannot toggle these two pinsHere is the code: GPIO_InitTypeDef GPIO_InitStructure = {0}; __HAL_RCC...

HYuan.1 by Associate II
  • 5 replies
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