STM32 MCUs Products

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STM32F4 ETHERNET RECEIVE ISSUE WITH LARGE PACKET

HII am using stm32f429 microcontroller for receiving 14000 byte packet continuously in TCP in Raw tcp.I am using LWIP 2.1.2 version for this .My packet gets received one or two times sometimes continuously receiving 14000 byte packet i have choosen u...

MGOEL.1 by Associate II
  • 2132 Views
  • 9 replies
  • 3 kudos

I2C clock not working

Hi everybody !! i have an issue on I2C with a STM32 issue. i thought this was a code issue but in the main i also make LEDs blinking and it works, only the I2C doesn't work but... i noticed that my lines both rise to 3.3V but never fall down it just ...

Tendo by Associate II
  • 3651 Views
  • 22 replies
  • 4 kudos

Resolved! Store values in STM32G0 internal flash

(was initially a reply to https://community.st.com/t5/stm32-mcus-products/store-values-in-internal-flash/m-p/666974 I am store variable in flash adders and after reset read but variable values is not store in flash adders.& using stm32g030f6p6 microc...

Resolved! Does HAL_UARTEx_ReceiveToIdle_IT deliver in chunks?

If I call HAL_UARTEx_ReceiveToIdle_IT to receive 512 bytes, will it wait till all 512 bytes are received before calling HAL_UARTEx_RxEventCallback or could it possibly call it several times, delivering fragments of the whole packet?I'm asking because...

KMill by Senior
  • 693 Views
  • 3 replies
  • 4 kudos

Resolved! STM32G0B1, CANFD issues

Hi guys! I have a custom board with 2x CAN FD transcievers (TCAN1057) and STM32G0B1 MCU. Everything works fine until i try to use hardware filters build into STM32. Whatever i do, filters don't pass any frame to RxFifo0/RxFifo1. The only way to recie...

ŁJura.1 by Associate II
  • 1389 Views
  • 6 replies
  • 0 kudos

Resolved! Printing values

I am using 16 sensors for my project and I need to print the sensor number and the corresponding signal strength for a ML model, but I am missing a lot of values. Is there an efficient way to do this?

slodh by Associate II
  • 763 Views
  • 5 replies
  • 4 kudos

STM32G431KB ADC Wrong value

Hi everyone,I am using the ADC2 of the STM32G431KB to read a voltage value. I am actualy measuring 0.8V on the pin of the ADC with a multimeter, but while debuging, the conversion give me back 0.12V (~150 from the ADC, instead of ~1000). This is my c...

cppoisson by Associate II
  • 1800 Views
  • 13 replies
  • 4 kudos