STM32 MCUs Products

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Resolved! HAL_I2C_Mem_Read, no NAK send out

Hi There,While reading the data from I2C, I see that the master is missing to send NACK.Some fixed was done in https://github.com/STMicroelectronics/STM32CubeF4/issues/139 but those fixes are there in the code. But still sometime i see that NACK not ...

Screenshot 2024-05-30 140540.png

STM32 CANBus bootloader - verification errors

Heads up about a problem we discovered, and I think solved.  We're using the built-in STM32L452 bootloader per AN3154 to do in-system firmware updates over CAN bus from an Android host.  We started with the can-prog Python utility (https://github.com...

Brian Rau by Associate III
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  • 1 replies
  • 1 kudos

STM32U5 board can't connect to cubeprogrammer

Hello,I had two STM32 boards connected to the PC, and I ran the regression.sh program from SBSFU to configure one of them. However, the second board, which also had the SBSFU application installed, was configured as well. Now, the second board cannot...

Istillaga_0-1717143331135.png Istillaga_1-1717143443704.png

Resolved! What to connect DVDD to on STM32H7?

Hello.I am creating a board with an STM32H7R3Z8J6. I am wondering what I should connect DVDD to? My intuition and "experience" says that this is the "Digital power supply pin", but it doesn't really make sense to make that distinction on this type of...

Screenshot 2024-05-30 at 06.18.52.png
DanielPi by Associate III
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  • 4 replies
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STM32F4 series PA1 pin always has a 3.3V voltage

Hi all,I am using a mass-produced PCB board for a project, the chip model is STM32F429BIT6. The PA1 pin is used as ADC1-IN1 for access to the sensor.However, I found a strange phenomenon that after configuring the ADC, the initial reading of the pin ...

GCT by Associate
  • 1312 Views
  • 3 replies
  • 0 kudos