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Resolved! Failed to Initialise Ethernet in STM32H7

Hello,We are developing an industrial application based on STM32H7 (STM32H723ZGTx) and we are using NXP "TJA1101B" for PHY.It is connected to STM32H7 using RMII interface. We took hardware reference from "TJA1100 Customer Evaluation Board" schematic....

NOza.2 by Associate II
  • 2468 Views
  • 10 replies
  • 3 kudos

Resolved! Frequency low by factor 9

Hi,I used a Nucleo-F303RE board as template for my own hardware. Timers and clockfrequency are running fine on the NUCLEO but they are slow by factor 9 on my own hardware. USARTs are running on the exspected baudrate. Factor 9 gives a hint to the PLL...

DetlefS by Associate III
  • 672 Views
  • 8 replies
  • 5 kudos

Configuring a Timer to measure high time on a GPIO

I'd like to be able to configure a channel for TIM2 (or any 32 bit timer) on an MCU. (STM32G474 in this example) to accumulate the total HIGH time over continuous wave forms. I know I can accomplish this using IC mode and do the math in an ISR by det...

Laptop does not recognize stm32f407g-disc1

Hello,I have a Asus Vivobook S15 with Windows 11. I want to connect stm32f407g-disc1 + in my laptop but my laptop does not recognize the device. It is not the problem of the cable nor the device because I used them in other laptops and they get recog...

St_user3 by Associate
  • 373 Views
  • 2 replies
  • 1 kudos

RTC (LSE) Running very slow

We are using STM32G030's internal RTC with LSE. The bypass capacitors we have used as shown in the schematic is 22pf (assuming 1.5pf stray capacitance). The crystal we used has Load Capacitance is 12.5pf. This resulted in the RTC being slow, 1 min pe...

gkg by Associate II
  • 2001 Views
  • 16 replies
  • 2 kudos

PROGRaming use of 2do usb in nucleo.h7

I want to use the second USB of my nucleo-h753zi board, in a program that checks and graphs the movements and clicks of the mouse that enters through the USB port, but I only see the stlink, there is the init = MX_USB_DEVICE_Init (void);  I used the ...

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