STM32 MCUs Products

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A CCR3 issue on all timers

Hello everyone,I am starting to program with a stm32f103c8 and I have a problem when I want to update the compare output on channel 3. The output is either 0V or 3.3V depending on the polarity.The rest of the outputs work correctly.Here I leave the i...

kTC30 by Associate II
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  • 5 replies
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Jump To Application From

Hello,I am working on a custom bootloader for STM32F105 which it is possible to write a bin file into the flash via CAN bus(CAN2). My issue is that the part of bootloader to jump to application doesn't work. Here is the jump function code:#define MAI...

NASI by Senior
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  • 19 replies
  • 1 kudos

SPI buffer TXDR was written as 0x00 .

I'm developing SPI driver for Nucleo-H753ZI so Nucleo-H753ZI will be SPI master. It'll be connected to DAC which is slave. As of now I'm using STM32HAL drivers to configure Nucleo-H753ZI as a Master. After configuration I've tried to transmit buffer ...

Hello and thanks in advance for any helping , I start learning recently and my first Blinking codes not working , i guess forget any point , please kindly check codes and pictures and recommend me. I add more pic in reply. please check all.

stm32cubeidei set as attached files, save and it generate codes by itself, then add codes for blinking and then building , finally debugging ...no blinking at all ...

CG3 by Associate III
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  • 10 replies
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Resolved! STM32U5 SYSCFG is RAZ/WI with TrustZone disabled

While attempting to enable the divide by zero floating point interrupt, I ran into an issue with the U5:All SYSCFG registers are RAZ/WI even though TZEN is 0 and system is in privileged mode Initially, a call was made to LL_SYSCFG_EnableIT_FPU_DZC to...

adiroot by Associate II
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  • 3 replies
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Data forwarding between SPI1 and SPI2

Hi, device: STM32G031F6 What efficient way could forward RX data of SPI2 to TX of SPI2, and RX of SPI1 to TX of SPI2?And also, this device itself has a fixed buffer to send over SPI2 TX to another master device. I think this will require some kind of...