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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STM32L053R8T6 Stop Mode 2

Hello, I am working with my custom PCB with STM32L053R8T6. My code works just fine when I run it in debug without any stop mode (deep sleep). It enters to the RTC and button interrupts perfectly. However, when I want to make the MCU enter to sleep mo...

STM32U535 hardware CRC peripheral modbus

I want to use crc hardware peripheral in STM32U535 for checking some modbus and I copied a code from this community thanks to @Tesla DeLorean . But in my case this code seems to work only for a buffer lenght multiple of four bytes. I can't found my e...

GDC by Associate II
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netxduo with cellular modem

Hallo,I have a board with stm32u5. This board sends mqtt messages to a broker using a cellular modem.As os, I'm using AZURE RTOS. I'm wondering if it's better to use lwip, netxduo or stm32_cellular as a substratum. Where can I find examples of netxdu...

IVent.1 by Senior
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FSMC - TFT - STM32F7 Series

hi,I am trying to connect ili9341  - STM32F722ZE FSMC- TFT but i couldn't succeed .ili9342 16bit - is working in direct GPIO 16 bit data PORT drive with STM32F722ZE not in FSMC-TFT . Looks most of the ili9341 working with FMC-TFT STM32F4 Series   aro...

MMARI.1 by Senior
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Entering EPR mode failed - USBPD

Hi team,  We have our own customized USBPD board (STM32L562CET6) which support both SPR(100W) and EPR(140W). SPR is working great, now we want to work on 140W using EPR mode. So that initially we have tried to enter EPR mode by following method #defi...

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AVND by Associate II
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  • 4 replies
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Resolved! ADC and DMA: DMA not updated after first read

Below is my main.c file. I'm wanting to scan analog pins PA0 and PA1. They work individually when not using DMA, but when I try to use DMA, the analog values are read once and then never updated after that. Any ideas?  /* USER CODE BEGIN Header */ /*...

jwade19 by Associate II
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  • 10 replies
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Interfacing ADT7420 with STM32F411 MCU

i'm interfacing ADT7420 with STM32F411. As per datasheet of ADT7420 the i2c specifications are as follows: Table 2. SCL Frequency 0 - 400 kHz SCL High Pulse Width, tHIGH 0.6 μs SCL Low Pulse Width, tLOW 1.3 μs   Therefore as per my understanding the ...

NSing.5 by Senior
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