STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

F_open looping

Using Nucleo-H753ZITrying to write to SD card using:  FATFS FatFs; FIL file; FRESULT FR_Status; FATFS *FS_Ptr; FR_Status = f_mount(&FatFs, SDPath, 1); if (FR_Status != FR_OK) { printf("Error! While Mounting SD Card, Error Code: (%i)\r...

Chris5 by Associate
  • 157 Views
  • 1 replies
  • 0 kudos

Protection of SWD lines :: STM32L011

Hello,Is it recommended to implement an ESD protection on SWD lines of STM32L011D3/D4 mCU? I went through "Getting started with STM32L0xx hardware development" document and there is a Figure 15 which suggests to connect SWD lines direct to programmin...

D3jan by Associate
  • 182 Views
  • 1 replies
  • 0 kudos

STM32H7 slave mode timing issue above 22.8 MHz

Hello all,This is regarding the the problem after recent development from 18MHz to 22.8 MHz of operational speed of STM as slave operating with DMA transfer and SPI mode 01. Although the data sheet suggest maximum achievable speed of 31 MHz - I made ...

Time-1.png Time-2.png Time-3.png Time-4.png
Amit_RS by Associate II
  • 405 Views
  • 7 replies
  • 2 kudos

Resolved! STM32 ADC not working?

Ive been trying to get active passthrough between my adc and dac from pa1 and pa0 respectively. Ive confirmed all my functions are being called but i just cant seem to get any value loaded into my DAC. if i give it a value manually, i get the correct...

plsWork by Associate II
  • 498 Views
  • 1 replies
  • 1 kudos

Resolved! How to read state of SYS WKUP pin ?

I am using the  Nucleo-L433RC-P board and have configured pin PC13 as SYS WKUP (for the blue top button).How can I read the state of this pin when the processor wakes up, because HAL_GPIO_ReadPin will not work.I am sure I used a function or macro to ...

Interrupt curiosity (STM32G491)

Hello friends : )I've recently tested the NUCLEO-G491RE board for an upcoming redesign.Current design relies on quite tough interrupt latency so here is where I begun.As I understand, with no FPU usage (in isr) (ASPEN + LSPEN = 0) one could expect up...

Reset pin - add external pullup, or not?

Hello team,Generally , Reset pin by default status is Logic High.But in AN4206 ( Page 31) , NRST pin is not Connected to 3.3V , it is left Floating with Capacitor.Is that Okay ? My device is STM32F303.Regards,

bsuthar by Associate II
  • 484 Views
  • 9 replies
  • 1 kudos

USB CDC minimum working example for STM32C071?

Apologies for the ignorance, I'm a beginner with STM32 and I purchased the STM32C071K8T6 MCU since it has built-in USB capabilities. I am trying to implement USB CDC, but I'm becoming quite confused with all the USBX and ThreadX stuff I have to enabl...