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

Resolved! STM32H7B0 has a lot of spikes on the ADC signals

Dear,Setup:We using a STM32H7B0 100pins.We use 1 ADC input at 1M samplesConfigured as 16bit, differential input, with an offset of 32768.We use a Vref of 2.5V.The other side of the differential input is 1/2 of Vref (buffered with a opamp)To sample th...

OGhis_0-1734355809049.png
OGhis by Senior
  • 1723 Views
  • 12 replies
  • 3 kudos

How to connect led?

I just bought stm32 and i cant find any guides how can i enable led. I flashed pin PB7 so that it would output current

1000008815.jpg
Krafti by Associate
  • 210 Views
  • 2 replies
  • 0 kudos

Resolved! STM32H503 OTP BUG

Hello everyone, I encountered a problem with overwriting OTP memory both from a user application and from the stm32 programmer.I write data to the OTP cell, close the memory using standard hal functions, turn off the power of the debug board, turn on...

OTP_BUG.jpg
Mike1992 by Associate III
  • 418 Views
  • 4 replies
  • 1 kudos

Resolved! STM32L412KBU3 DFU

Need some clarification on implementing the DFU functionality on STM32L412KBU3.According to the note in AN2606 (page 350), it states: "VDDUSB IO must be connected to 3.3 V" however, on the STM32L412KBU3 (UFQFPN32) the VDDUSB pin does not exist.Curren...

question about STM32G474 dual banks

I have a test question about STM32G474 dual banks to ask :A test program for LED flashing has been successfully constructed in the IAR environment.Use STM32CubeProgrammer to load BANK1 starting from 0X8000000, DBANK=1,BFB2=0, and the program runs OKW...

STM32H503 UART bootloader read protection

Hello everyone, please advise, I encountered difficulties when removing and installing memory read protection when programming h503 via the built-in UART bootloader.I use commands {0x92, 0x6D} to remove read protection and {0x82, 0x7D} to install rea...

Mike1992 by Associate III
  • 513 Views
  • 5 replies
  • 2 kudos

STM32H7B0 has incorrect ADC scale

Dear,We are using the ADC2 in 16-bit resolution at 100 kHz, operating in differential mode.The internal voltage reference (Vref) is set to 2.5 V.A 1 kHz sine wave with a peak-to-peak voltage of 2.5 V (ranging from 0 V to 2.5 V) is applied to the ADC ...

OGhis_1-1746199734945.png OGhis_0-1746199662145.png OGhis_2-1746199793804.png
OGhis by Senior
  • 644 Views
  • 12 replies
  • 0 kudos