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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Resolved! STM32F030 Receiving UART Data Only Once

Hello,I'm trying to send data to STM32 from NodeMCU. My project is simply controlling WS2812B LEDs by using SPI from STM32 and receiving commands by using UART to STM32 from NodeMCU. LED's working fine by SPI but I can only receive data once at start...

salvi.a by Associate II
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  • 2 replies
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SPI write read is not done properly

Hello,I am working on STM32h7 controller. I configure the AD9106 DAC to SPI. When I tried to write read the configuration register some some registers are get read write and some not why these happening I check the register they are read write able ...

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MDeva.1 by Associate II
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  • 7 replies
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Resolved! DMA LPUART work only once when power on

Hello everyone,I work on a project with STM32L072CBT6.I want to use a DMA RX on LPUART1, after reading differents ressources i have setup my LPUART and my DMA.I want to receive an interrupt from my DMA when transmit IDLE (end of transmit).My problem ...

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MLam by Associate III
  • 541 Views
  • 3 replies
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Need help in reading data from a pressure sensor

Hi!I'm new to embedded programming and I'm trying to write a minimal program using I2C to read data from a pressure sensor.I'm using the STM32F429 board and the Sen-16476 Sparkfun pressure sensor.I'm unsure about which pins I need to connect between ...

PReba.1 by Associate
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  • 2 replies
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STM32L051 halt on HAL_RCC_ClockConfig

Hello folks,I have an issue with STM32L051C8T6 - processor halt always on HAL_RCC_ClockConfig verification and have no idea where it's coming from.I made a simple blink project with only two lines of code as a new CubeIDE project (all defaults) with ...

DNiko.1 by Associate II
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  • 7 replies
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Is STM32Lxx affected by PCN# MDG/22/13640?

Hello,Would you please double check are those low power types STM32Lxx affected by PCN# MDG/22/1364 as attached?In PCN only general purpose types STM32G070xx, STM32G071xx and STM32G081xx listed:In attachment “Public Product List�? low power types hav...

Joby by Associate
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  • 2 replies
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Resolved! STM32L431VC - Can VREF+ be sequenced off of VDD/VDDA?

Hello - I am working on a safety critical application using the STM32L431VC that requires the VREF+ voltage rail to be powered off of a different voltage rail than the main VDD and VDDA rail. The VDD and VDDA voltage rails are being generated by a s...

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DAC not responding

I'm using the STM32H745I-DISCO board.I'm trying capture on the ADC and feed straight out on the DAC, triggered by a timer.The timer is working, and the ADC is getting data that looks sensible.I can see data reaching the DAC data register, but the out...

Hardfault Exception Debugging

The Hardfault Exception sometimes occurs during system operation.The register and stack values are as follows after the hardfault exception occurrence.The MSP 0x20003780 points to the stack area storing the register information(LR, PC etc) at the mom...

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Kim.Andy by Associate III
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  • 5 replies
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