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STM32F4 two PWM pulses with different lengths by using DMA

Good evening ST experts, I hope that some of you can help me with my problem.As the titel already states, I am trying to generate two pulses with different lengths (same length, but different CCRs) by using a DMA timer function:HAL_TIM_PWM_Start_DMA(...

SCR-20230703-twzs.png
AAnge.3 by Associate
  • 894 Views
  • 2 replies
  • 0 kudos

Resolved! STM34L431 UART receive on Pin PB10, Pin always high signal

Hello,I have a problem with the Controller. For some time the Uart is working fine. Than the UART receive Interrupt is not generated anymore.I check the working pcb with the debugger and the scope. I see there is no Signal on the pin. The uart from t...

M.Harms by Associate II
  • 2916 Views
  • 6 replies
  • 0 kudos

STM32H743XI silicon Y - DBGMCU dead ?

Curious if anyone else encountered this: I work on a design using STM32H743XI silicon Y and DBGMCU seems to be completely dead. Reading any register returns 0 (so no REV_ID/DEV_ID). Writing to get 'timer freeze on debug' does not work either and read...

Dan4 by Associate II
  • 4499 Views
  • 22 replies
  • 0 kudos

STM32H562 DMA_LINKLIST on ADC

We are testing the latest STM32H562RGT device on our application. I am running an eight-channel ADC (on ADC1) with DMA support. All eight channels gets populated with the correct ADC values, however, the DMA InitLinkList State stays on BUSY and thus ...

LeRoux by Associate
  • 874 Views
  • 0 replies
  • 0 kudos

STM32F4 discovery board not sending CAN messages.

Hi there, I'm new to ST development and am currently trying to setup a CAN connection between two STM32F4 discovery board. However, using an oscilloscope I can see that no messages are being send. Can anyone help me out finding what the problem is?At...

Rde K.1 by Associate III
  • 1940 Views
  • 5 replies
  • 1 kudos

Resolved! STM32 I2C missing/short clock pulses

Hi, I'm developing a product using the STM32G030C8T6. I set the I2C using the STM32CubeMX (settings attached) and used the functions supplied by the LL library. The I2C is set as Master and I only have one Master and one Slave on the bus. I manage to...

DDeba.1 by Associate III
  • 8228 Views
  • 19 replies
  • 3 kudos

Resolved! Using DAC of NUCLEO-H503RB

I am trying to use the DAC feature of Nucleo-H503.Pinned the cube MX and wrote the code.However, the program does not work after entering the MX_DAC1_Init() function, created by Cube MX.I checked in debug mode and found an error in the syntax below./...

sh.lee by Associate II
  • 1949 Views
  • 1 replies
  • 2 kudos