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...


Resolved! STM32L476 SPI NSS bit not functioning

Using an stm32l476rg nucleo as a master device and SPI2 peripheral. The following bits have been set in order for the NSS bit to stay high normally and then be pulled down during communication (according to the reference manual).MSTR = 1SSM = 0SSOE =...

ZHama.1 by Associate II
  • 2 replies
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Programming an STM32F769NI to count sheets of paper

Hello! I've recently bought that kit and I would like to use the "Paper Cutter" interface developed by Embedded Wizard to display the number of remaining sheets. Honestly, as I am a newcomer in that field, I don't really know how I could do that, par...

LleytoN by Associate II
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the phase of PWM output signal with HSE clock edge

Hi In my system using STM32F407, there is a period PWM signal output triggered by external comand. However we find that the phase between PWM singal edge and HSE edge is changed cycle by cycle, is F407 capable to config the phase stable?when received...

jhl14 by Associate II
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Problems with USART transmission using DMA

The problem is as follows, when transferring data via USART, without using DMA, the data is sent (in an attachment). When I start using DMA transfer, no data is sent (in an attachment). Maybe I am doing wrong DMA settings in the USART configurator? I...

VVlas.1 by Associate II
  • 3 replies
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When will Reference manuals really be usable?

I write code and manuals for 36 years and I've learned that those are too often written by a person who fails to put himself in the readers position. A reader who's not familiar with the topic otherwise the material was not required in the first plac...

EGi by Associate III
  • 3 replies
  • 4 kudos

Resolved! STM32G474 FDCAN3 bit timing

Hello All,I am trying to send some classic CAN messages via the FDCAN3 module on STM32G474CE device. I have only pins for FDCAN3 free. My FDCAN clock is PCLK1 with a frequency of 64MHz.When I try to transmit a CAN message, firstly there is no transmi...

ma.alam9 by Associate III
  • 1 replies
  • 0 kudos