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Resolved! Stm32H743 spi function question

I developed with the stm32f756 chip and then switched to the stm32h743 chip.Then, the functions "LL_SPI_TX_FIFO_FULL", "LL_SPI_IsActiveFlag_BSY", "LL_SPI_IsActiveFlag_TXE", and "LL_SPI_IsActiveFlag_RXNE" that were in "stm32f7xx_ll_spi.h" cannot be fo...

ToonToon by Associate
  • 876 Views
  • 4 replies
  • 5 kudos

Resolved! STM32H743VIT6 USB not working

Hello there! Esteemed ST team member,I hope this message finds you well. I'm reaching out to address an issue I've encountered.I've designed a board based on the STM32H743 Nucleo board, but unfortunately, I'm facing difficulties with the USB function...

Schematic_1.png Schematic_2.png
BrunoS by Associate
  • 784 Views
  • 1 replies
  • 1 kudos

Resolved! Can't find HAL_UARTEx_GetRxEventType() in STM32L4xx HAL code

Hi folks,I use CubeMx to generate UART∕DMA code for STM32L4xx MCU.CubeMx uses currently latest STM32Cube_FW_L4_V1.18.0 package, but HAL_UARTEx_GetRxEventType() is not included in it, neither HAL_UART_RXEVENT_* events.I found it is included in the lat...

Lex by Associate III
  • 545 Views
  • 1 replies
  • 1 kudos

Resolved! HAL_UARTEx_ReceiveToIdle_DMA() timeout

Hi folks,I'm using HAL_UARTEx_ReceiveToIdle_DMA() on STM32L4. If I use minicom and type a few characters, HAL obviously detects an idle state after each single character I typed.I'd like to configure a idle timeout value used in HAL_UARTEx_ReceiveToI...

Lex by Associate III
  • 1021 Views
  • 2 replies
  • 1 kudos

Resolved! Input capture not detecting square wave

I have built a sine wave to square wave circuit and now want to measure its frequency with the STM. I can see on the oscilloscope that the circuit works, however I can detect neither a rising nor a falling edge with the chip. It is not a problem with...

waves.JPG
Qwyntex by Associate III
  • 2031 Views
  • 11 replies
  • 0 kudos

Resolved! Bus fault Accessing flash

Hi,MCU- STM32H7I get a busfault exception when I read bank2 flash memory. I can read bank1 with no issues. From the flash register SR2, it shows as ECC double bit error. This is new pcb and I can flash the hexfile to bank1 successfully. Even a Jlink ...

andy_long_0-1708033978473.png andy_long_1-1708034440760.png
andy_long by Associate III
  • 1295 Views
  • 7 replies
  • 2 kudos

Resolved! Debugger hangs at SCB_EnableDCache();

When I'm enabling DMA and run the code, the debugger hangs at "SCB_EnableDCache();" even though the function is correctly excuting when I go step by step. Also as seen in the examples the problem gets solved when using a static declaration  "static v...