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Forum Posts

OCTA SPI PINs For STM32U575VIT6Q Controllers

Hi @Issamos Hope You doing well . we are started new design using STM32U575VIT6Q this controller, we have some doubts regarding the SPI line, we searched in the STM32cubemx in that we cannot able to find the octa spi pins, Can you pls share me the St...

HA2375- by Associate II
  • 129 Views
  • 2 replies
  • 1 kudos

Resolved! Strange variable behavior in struct, TCP / lwIP

Heyho,I have a super-stable TCP-audio-streaming server on a H733 here, using custom ETH driver and lwIP, no OS.But I recently found that in a struct which is used for handling / storing the TCP connection, the variable to store the port number "u16Po...

LCE by Principal II
  • 155 Views
  • 2 replies
  • 1 kudos

Resolved! ISR memory update & Timer trigger

Hello All, I am facing a strange situationI have an ISR function1 that is triggered on Falling / Rising Edge of a GPIO pin This function1 according to the state of variable will either start TIMER2 and stop TIMER3 and the way around.TIMER2 & 3 have a...

vbesson by Senior
  • 177 Views
  • 2 replies
  • 2 kudos

Resolved! Using SPI with DMA

Hi All, I'm using an STM32F1 with a 240x240 LCD screen that comunicates with the micro by SPI (with DMA). The screen uses the ST7789 driver (I supose it is not important). I'm working with RGB565 color format.The problem that I have is, for example, ...

BTurc2_0-1688298032648.png
BTurc.2 by Senior
  • 12905 Views
  • 21 replies
  • 5 kudos

ADC2 calibration

Hi,I have a problem with the ADC2 calibration on STM32H743VIT6(V). I use ADC1 and ADC2 in dual mode(Regular simultaneous mode). On some boards the ADC2 calibartion doesn't work. (The ADCAL-Bit in ADC_CR is not cleard after start).On the boards where ...

LKoe by Associate
  • 1372 Views
  • 6 replies
  • 3 kudos

Resolved! NUCLEO-N657X0-Q CSI DCMIPP UVC

I’d like to use the NUCLEO-N657X0-Q board together with the B-CAMS-IMX camera to output video to a computer as a webcam using CSI → DCMIPP → UVC.However, since all the CSI and UVC examples are provided only for the STM32N6570-DK, I’m having difficult...

silpiode by Associate II
  • 205 Views
  • 2 replies
  • 0 kudos

Resolved! STM32H563 UART DMA idle not triggering

Hello everyone,I'm working on a custom board with an STM32H563 and using CubeMX, HAL, and ThreadX.I am trying to receive variable-length UART data via DMA using HAL_UARTEx_ReceiveToIdle_DMA(). My problem is that the HAL_UARTEx_RxEventCallback never t...

kasjdlfkjsadfjl.png WhatsApp Image 2025-11-08 at 06.23.47.jpeg
mipi by Associate
  • 228 Views
  • 2 replies
  • 1 kudos

Resolved! Duplicated Virtual COM Port number on Windows

I have several an 2 F401RE boards connected to my PCs and getting data by the Virtual Communication Port.Unfortunately when installing a new board on the PC, I ve seen that my 2 boards were declared by Windows with the COM portCOM port 7, 9 and 10 ar...

PoP_0-1762982372832.png
PoP by Associate II
  • 227 Views
  • 3 replies
  • 4 kudos

Single shot timer for peripheral timeout check

Hello,I'm here on H75x. I'm looking for portable way to do a timeout check via timer.Here, I want a timeout IRQ if UART receive DMA hangs up.First I setup a OnePulse timer in Cube. It generates the following code:if (HAL_TIM_Base_Init(&htim6) != HAL_...

regjoe_0-1752772838108.png
regjoe by Senior II
  • 921 Views
  • 17 replies
  • 2 kudos