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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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Black screen with STM32H7A3 LTDC

I have an STM32H7A3VI that I am using to drive a display.  The display is 24-bit RGB 1024x600 px:  https://download.riverdi.com/RVT70HSTFWN00/DS_RVT70HSTFWN00_Rev.1.2.pdf.  I'm not using TouchGFX or anything fancy, I just want a basic working example...

Using SWD pins as GPIO

Hi,at the moment on the STM32U5G9 we have the SWD pins (SWDIO and SWCLK) set to DEBUG, but we would like to also use them as GPIO after programming. Are they always set to SWD for programming and then revert to GPIO automatically after programming or...

Ricko by Senior II
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Resolved! Some sort of printf via SWV

Hello,Firstly I'd like to say I have googled for examples and worked independently by reading ST docs and looked at the suggested topics before posting. I did begin to hijack another thread but I'll start one instead.What a long and painful tradition...

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SysTick_Handler not called, STM32G070 (and 2024 release)

SysTick_Handler() function isn't called in a project based upon the STM32G070CB mcu (48 terminals). However, with the STM32G070RB (64 terminals (NUCLEO-G070RB)) there aren't any issues. I found this workaround from 3 years ago (almost 4):https://comm...

XR.1 by Senior
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  • 5 replies
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I2C Communication with INA228 from Texas instrument

 Hello everyone, I'm interfacing an INA228  with an STM32 microcontroller  via the I2C bus. However, I'm facing a problem with the communication that I can't seem to resolve.Setup Details:Microcontroller: STM32h7 (using HAL library)INA228 connected v...

Mnfz by Associate
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  • 13 replies
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STM32 G4 HAL i2c not clearing interrupts

**Problem:**- When the I2C is enabled, the part can hit the WWDG.- It looks like the pointer to the function `XferISR` is getting set to NULL somehow.  - When this happens, the interrupts are not cleared, and it continually fires the interrupt becaus...

photon by Associate
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GPDMA GPIO Output Configuration issues

Hello I'm working with a nucleo u575zi-q board where i've to set many GPIO pins in a synchronos way using GPDMA. I've successfully used the DAC and DMA example in the IDE, but Igot stacked with the GPIO output. I followed the case posted here, triyed...

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eosella by Associate II
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  • 9 replies
  • 1 kudos