STM32 MCUs Products

STM32F7 supply issues

Hi, We currently have a project where we use STM32F767NIH6, customer is concerned that the part is not available with long lead times. When do you see the supply issue returning to normality? There has been no news or statements made by ST on the iss...

Issue with nucleo L476RG and ADC and DMA with a 500KHz signal

Hello, I try to use a nucleo to acquire a signal at 500KHz but I can't.I already use this code to acquire a 30KHz signal with DMA a 1MHz sampling and it's OK.now I try to with a wampling at 1MHZ, 10MHz, the acquire signal isn't the good one. Value fl...

Which non-blocking SPI function is more efficient: HAL_SPI_Transmit_IT or HAL_SPI_Transmit_DMA? And why?

STM32H7 Segger J-Link Debugging Issue

Hello,When trying to do a debug session onto these different STM32H7 devices:STM32H743IIT6 / STM32H753IIT6STM32H7A3IGT6we are receiving the errorwith the following console statements:SEGGER J-Link GDB Server V7.62a Command Line Version   JLinkARM.dll...

Possible error in Cortex-M0 programming manual.

Cortex-M0 programming manual have several instructions like this:You can use the LSR ...When the instruction is LSRS, the carry flag is updated ...But I believe that on Cortex-M0, there is no optional 'S' appended to instructions to update flags. Ins...

Hello! I purchased the STM32G431RBT-Nucleo board. When trying to write code to control the DAC, I ran into a problem - regardless of the code change, the result is 0v, there is a straight line on the oscilloscope. The code itself runs on STM32F407. Do you

One of the variint main(void){ /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ HAL_Init(); /...

How to jump to an application without reinit all previous initial modules

Hello guys, First i would like to thank you about your products and all the knowledge you share from your rich experience with us, really appreciate and helpful.I am using STM32L412RBPT evaluation board.This MCU has only 1 bank in the nvm of 128KByte...

Is system memory protected from read?

Recently we have received STM32F103RBT6/T7 samples which could not be flashed using internal bootloader. We have checked working devices and under 0x1FFF F000 they have readable bootloader firmware code. Problematic samples have FF bytes in the same ...