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...

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STM32 internal eeprom

Hi!I am working with a STM32L053 MCU. I would like to write to the internal eeprom, and based on the datasheet it takes 3.2 ms.I have doubts that during that time interrupts will be ignored. It is not clear for me why. I thought that the code is in t...

Jump To Application From

Hello,I am working on a custom bootloader for STM32F105 which it is possible to write a bin file into the flash via CAN bus(CAN2). My issue is that the part of bootloader to jump to application doesn't work. Here is the jump function code:#define MAI...

NASI by Senior
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SPI buffer TXDR was written as 0x00 .

I'm developing SPI driver for Nucleo-H753ZI so Nucleo-H753ZI will be SPI master. It'll be connected to DAC which is slave. As of now I'm using STM32HAL drivers to configure Nucleo-H753ZI as a Master. After configuration I've tried to transmit buffer ...

Hello and thanks in advance for any helping , I start learning recently and my first Blinking codes not working , i guess forget any point , please kindly check codes and pictures and recommend me. I add more pic in reply. please check all.

stm32cubeidei set as attached files, save and it generate codes by itself, then add codes for blinking and then building , finally debugging ...no blinking at all ...

CG3 by Associate III
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Resolved! STM32U5 SYSCFG is RAZ/WI with TrustZone disabled

While attempting to enable the divide by zero floating point interrupt, I ran into an issue with the U5:All SYSCFG registers are RAZ/WI even though TZEN is 0 and system is in privileged mode Initially, a call was made to LL_SYSCFG_EnableIT_FPU_DZC to...

adiroot by Associate II
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Data forwarding between SPI1 and SPI2

Hi, device: STM32G031F6 What efficient way could forward RX data of SPI2 to TX of SPI2, and RX of SPI1 to TX of SPI2?And also, this device itself has a fixed buffer to send over SPI2 TX to another master device. I think this will require some kind of...

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