STM32 MCUs Products

STM32H7+DMA+UART – which stream ?

Hi there,can anyone assist in understanding how to choose the correct ‘stream’ for an STM32H7 + DMA + UART setup, please ?I’m continuing work on a previous colleague’s firmware where UART1 was programmed to operate in DMA mode. This needs to change t...

i have trouble with viper222 spice model when i import to simetrix i get this error message: There are errors in the model library. Some models may be missing File: VIPER222.lib, line: 1002: Unknown type in .MODEL 'DACModel'

udp_client on stm32 h753 nuclio board

hii i have stm32 nucleo-h753 board and i finally managed to set the project in order to work with the ethernet port .i can ping the board successfully , so my next step is to send udp message from the board to my pc .i use herculis as my udp server ...

Double precision computation

I'm using STM32F446xx 32-bit MCU, but I want to do computation using double precision. Is it possible to perform double computation precision using given MCU? And if so, how can I make sure that double computation is performed?

STM32H7 SPI interface to Flash Memory Winbond W25Q64DV

Hi team, I am using stm32h7a3 MCU and I am trying get manufacture id from external SPI flash(W25Q64FV).But problem is if I used SPI mode 0 then its working properly but If I used mode 3 then it is not working, However in windbond datasheet says its s...

Are there are any examples available for CORDIC (STM32G4) in DMA mode using the low-level drivers.

Hi, Are there any examples that use CORDIC with Low-level drivers? Thanks

How to properly disable PWM on ST32L431?

I found that when after calling HAL_TIM_PWM_DeInit() the power consumption of the device is higher than it was before HAL_TIM_PWM_Init() called. The few investigations lead me to the fact that I need to reset ARR register to default value to reduce t...

i2c master and slave communication problem

Hi all, i have two nucleo-f103rb boards, i am trying to use one board as i2c master and second one is as i2c slave.the boards communicates well if slave is reset first and master is reset after slave reset i.e.master is reset when slave is running.le...