STM32 MCUs products

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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...


SAI config for I2S microphones

Hello. I'm looking for information on how to configure I2S microphones using the SAI peripheral. I'm using H743, but this likely applies to any SAIL-capable STM32. The Reference manual, and an application note discuss PDM microphone setup in detail, ...

DOCon.1 by Senior
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Resolved! DMA keep sending data

Hi all,I want to send 3 bytes with the UART DMA controllerbut when this line is executed, the uart sends these 3 bytes endlessly .Why does the transmitting not stop after 3 bytes ?HAL_UART_Transmit_DMA(&huart1,(uint8_t *)spi_buf_in,3);Thank youSteve

sde c.1 by Senior II
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How to read chip id and unique id STM32L462REY

Hello, I want to read the chip ID and unique id by using SPI but I cannot read. I am using an external library, ( for flash ) You can find my cube documents in the attachments below. What should I do? Thank you.

luplupp by Associate
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STM32 MCU powering the peripherals by VBAT

Currently we are looking for the possible approach for Switching between Main supply (LDO) and Vbat Operation. We have Two backup supplies requirement , Battery and supercap. Either one of the backup supplies is selected but provision should be provi...

SSiva.11 by Associate
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Resolved! We're programming STM32F302 chip and getting an "unable to get core ID" failure. We've used the following hardware successfully numerous times on various PC's with success. Any ideas why this isn't working? Hardware setup in detials.

•STMicro programmer•Programmer cable

Ybelf.1 by Associate
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