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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LPTIM match interrupt discrepancy on STM32U5

Hi,We are working with STM32U585AI processor. Our software is based on an RTOS and we are using LPTIM to generate OS ticks.Our system runs from either PLL@160MHz or HSI@16MHz depending upon system load. LPTIM is fed directly from LSE@32768Hz.We are f...

Flashing Issues

A strange issue is observed, i am able to flash using STM32 CubeIde and shows flashing successful, but when run command using debugger the code does not execute, it stays at while (1). Any possible reasons why such behavior happens? Please advise.

SRedd.5 by Senior III
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Resolved! CAN-FD stops mid-frame for higher data rates

I'm trying to setup a CAN-FD example with data rate switching (1MHz nom, 8MHz data) on an STM32G0B1. It seems to work up to 4MHz, but when I decrease my divisor to get to 8MHz, the CAN frames just stop after the arbitration. Here's my init code that...

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Konami by Senior
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Nucleo Board F746ZG, USART connection with ROS, issue: Unable to sync with device; possible link problem or link software version mismatch such as hydro rosserial_python with groovy Arduino

My Demo I need to establish a USART connection between my board and ROS1. The python code I run in ROS environment is in the package "rosserial_python" and it is called "serial_node.py". I followed this guide ( https://www.youtube.com/watch?v=cq0HmKr...

Italo by Associate II
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  • 1 replies
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An issue with event flag

Hello,I have an issue with event flag I am setting this flag inside ISR of GPIO pin interrupt and there is a task wait for this flag but even if the interrupt is come and set the event flag the task still in blocking mode this my code : void MXT_vidT...

rsoli.1 by Associate II
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Why can't I clear the SRAM_PEF bit?

Hi there,I'm using the chip STM32G431CBY3 and here is a strange thing. After I start the TIM15 in interrupt mode and every time the interrupt enters, the NMI_Handler enters at the same time, by checking the register, I found that SRAM_PEF bit is set ...

jhu.51 by Associate
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  • 3 replies
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