STM32 MPUs Boards and hardware tools

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! disable vrefbuf without losing iio

Processor stm32mp157f, our board design similar to dk2.In my STM32CubeMX generated device tree (dunfell) I have added the following:/* USER CODE BEGIN root */soc {vrefbuf@50025000 {status = "disabled";};};/* USER CODE END root */I have my vref pin co...

SLetter by Associate III
  • 122 Views
  • 1 replies
  • 0 kudos

The STM32MP157 is configured for ADC acquisition within the M4 core, and the ADC data is carried using the DMA method. It turns out that the sample rate and the sampled data are correct when debugging with the development board MCU start-up method Debug,

The two graphs above are the data obtained from different cores. The left side is the MCU method start, the sampling rate is 1.6M, the acquisition of 1KHz signal, the acquisition of 1600 points is correct; the right side is the EMMC from the A7 core ...

kh_placeholder.png
ybai.2 by Associate
  • 558 Views
  • 2 replies
  • 0 kudos