STM32 MCUs Products

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Forum Posts

Decoupling & Vcc Pin Configuration for STM32 MCUs

Hello Community,Reaching out to you for feedback on the attached configuration for Vcc on my new STM32 based DAQ board.My objective was to reduce the inductance to the Vcc pins of the MCU (STM32G0B0RET6 64 LQFP package). Hence I clubbed three pins:A)...

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Chubs by Senior
  • 1700 Views
  • 2 replies
  • 2 kudos

STM32H563ZGT6: Use both Flash banks for 1MB code

Dear community:I am currently using the STM32H563ZGT6 chip, and my code capacity exceeds 512KByte. When programming through CubeIDE, I can only burn to the 512KByte Flash of Bank1. May I ask if this chip can use Bank1 and Bank2 as a whole (as I have ...

Huijie by Associate II
  • 1347 Views
  • 8 replies
  • 0 kudos

Resolved! Struggling with USART1/LIN interrupts on STM32F3

I have a design using USART1 on an STM32F3 as a LIN slave receiver using the old standard peripheral drivers from ST Micro.  The code is too much to post here, but I have LIN Break Detect and RX Not Empty interrupts enabled, and for some reason under...

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Dazai by Associate III
  • 973 Views
  • 1 replies
  • 0 kudos

FDA903D : I2c Write procedure

FDA903D : I'm facing issue with I2C write procedure. I'm writing to the slave device (FDA903D) from my custom designed board with Infineon controller being the master device . The datasheet of FDA903D is not clearly mentioning how to do I2C transfer ...

Resolved! STM32H747 Internal Temperature Measurement and Calculation

Hello, Friends, I am using ADC(16 bit) to measure the STM32H747 Internal Temperature and VrefInt based on external reference voltage (VDDA 3.3V, Vref+ 2.5V). The VrefInt result is 1.221V, which looks good. However, the temperature result is 150C, whi...

yhplx by Associate II
  • 2566 Views
  • 7 replies
  • 1 kudos

Newbie trying to Blink w/STM32H750B-DK

Hello,I acquired the STM32H750B-DK development board. Initially, when I connected it to my PC, it would power on with a display and interface. However, for the past month, it no longer turns on at all. When I connect it to my PC, a folder opens with ...

jean3 by Associate
  • 645 Views
  • 1 replies
  • 0 kudos

PWM and ADC conflict

Hello, I'm new to STM32, I bought a Nucleo board with a STM32F334R8T6I want to generate a PWM of 10kHz and read some data in ADC channel, unfortunetely, there some conflicts between this two and I can not generate a PWM with more than 5kHz.I need som...

Nakata by Associate II
  • 1439 Views
  • 6 replies
  • 0 kudos

Resolved! H723V + HS ULPI possible damage

I am currently working on a H723 based HS USB device with external USB PHY (USB3320,USB3340,USB3300 tested).While testing i have noticed that seemingly randomly between debug/flash cycles HS USB stops working with usually no activity on the bus but t...

Ultrawipf by Associate II
  • 1154 Views
  • 4 replies
  • 0 kudos

Resolved! U585 failure to configure voltage scaling

Hello,I'm looking for some troubleshooting advice. I saw a few tickets regarding this kind of problem and confirmed that __HAL_RCC_PWR_CLK_ENABLE() is called before setting the initial voltage scaling. This test code is completely auto-generated from...

EC.3 by Associate III
  • 679 Views
  • 1 replies
  • 0 kudos