STM32 MCUs Products

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Resolved! Zephyr: how DAC on STM32H723ZG ?

Dear all,does anyone have experience with setting analog output signals via Zephyr RTOS? I managed to get the D/A conversion on the Nucleo H723ZG to run via STM32CubeIDE, but I’m running intro trouble when using Zephyr. Apparently a "DAC" driver is r...

Lysandros by Associate II
  • 1497 Views
  • 4 replies
  • 2 kudos

Update firmware from W25Qxx flash

I use a board with STM32F405 + W25Qxx. At the moment, I have implemented downloading the firmware file to an external flash memory (via CAN). The process of downloading and verification is implemented in the main firmware. It is necessary to implemen...

Kuzma30 by Associate II
  • 840 Views
  • 4 replies
  • 0 kudos

STM32f446 Usb Dfu Bootloader Problem at High Temperature

Hello,Thank you in advance for your assistance.I have designed a circuit with STM32F446. I am using an external 25MHz crystal. The main application program runs fine without any issues, and USB communication works. However, on some boards, I am unabl...

mcu.jpg crystals.jpg
bymrz by Associate II
  • 2845 Views
  • 18 replies
  • 2 kudos

USBPD EPR mode

I have tried setup STM32G071 Sink port and connected with Apple 140w. I want to request 140W but it's seem STM32 not yet supported EPR mode in PD core. Do you have any examples for EPR in STM32?

H V N D by Associate III
  • 2849 Views
  • 7 replies
  • 2 kudos

ST-LINK stoppes SPI clock

Posted on March 12, 2015 at 14:34I have problems with my IAR and ST-LINK debugger tool. As soon as I start the debugger, the SPI clock (STM32F103R8 SPI1 at PB3) stops. I use the ST-LINK over SWD. What could I have done wrong? #spi-st-link

bob by Associate II
  • 1149 Views
  • 6 replies
  • 0 kudos

Converting pins to GPIO_EXTI after startup

Hello all, I'm working on a custom PCB using the L072RZT6. I want to convert pins PB6 & PB7 from an I2C assignment to GPIO_EXTI during run time. Is that possible with HAL_I2C_DeInit?Currently, the board goes through the pre-generated startup process ...

D_Bell by Associate
  • 477 Views
  • 1 replies
  • 0 kudos