STM32 MCUs Products

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Resolved! STM32U073 - wrong documentation for clock frequency

* In the reference manual RM0503 rev2, in §5.4.4 (description of RCC_PLLCFGR), the description of PLLR[2:0] indicates:Caution: The software must set this bitfield so as not to exceed 54 MHz on this clock.* In the reference manual RM0503 rev2, in §5.2...

SZano by Associate III
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STM32F072CBU6 DMA UART Transfer Issues

I am using the DMA to transfer data from UART 1 (Channel 2) and UART 2 (Channel 4). Every once and awhile the data seen on UART 2 which has a lower DMA priority will be "corrupted" by the UART 1 data. I know this because when I disable UART 1 routine...

Churby by Associate II
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STM32G4 DMA triggers

stm32g474ve , dma can be triggered using external interrupts, but dma cannot be triggered using software.  In theory, both external interrupts and software interrupts should trigger events. At the same time, I have verified that stm32h750 is OK. So ...

Pangzi_0-1724392408483.png
Pangzi by Associate
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Resolved! CAN TX Error

Hi, I am new to ST, trying CAN TX RX Code. Every time I Transmit Error frame is getting generated instead of Data . Please  suggest what i am doing wrong in the below code.  I am sharing my main file   Thanks

ssalvi by Associate II
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