STM32 MCUs Products

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Resolved! STM32G030 is support I2C master?

Have an issue with connection I2C sensor to STM32G030 chip.  Function HAL_I2C_IsDeviceReady alvais return HAL_ERROR.  Looks like this controller are not support I2C master, but documentation said: Features of the I2C peripheral: I2C-bus specification...

Bigdan by Associate III
  • 1204 Views
  • 5 replies
  • 2 kudos

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
  • 2112 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
  • 3634 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
  • 684 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
  • 1378 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
  • 760 Views
  • 5 replies
  • 4 kudos