STM32 MCUs Products

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Resolved! CORDIC q1.31 to integer conversion

Hello everyone. I want to understand the CORDIC engine, using the nucleo-u575zi board. The guide says that the cordic uses data in q1.31 format. Could please someone explain how to convert results into an ordinary int value? And how to convert an int...

Skfir by Senior
  • 3185 Views
  • 3 replies
  • 3 kudos

unable to program an external nand flash memory

hi guys,I hope this message finds you well.I am currently working with the STM32H743Eval2 evaluation board with an external nand flash memory "Micron MT29F2G16ABAEAWP" , and i'm trying to run the code provided in the firmware  on the same memory but ...

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Hamxa10 by Associate
  • 1007 Views
  • 2 replies
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COM port drop out

I have a written C# windows application that receive data continuously from MCP2221A. MCP2221A receive data from STM32 UART through receive data line. When the laptop goes for sleep (in battery mode), it send a suspend signal (it will go low) to the ...

cjaya.2 by Associate II
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  • 2 replies
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Resolved! Regarding ANA pins of STM microcontrollers

We are using STM32H743IIK6 microcontroller. There are analog only pins, designated as ANA. What is the use of these pins? Also, what will be the difference when GPIO is used for analog functionality and ANA pins are used for the same purpose? 

AkshayMR by Associate II
  • 885 Views
  • 2 replies
  • 1 kudos

Resolved! STM32H5 DCMI maximum input data size

Hi.I want to acquire data from a 5M pixel image sensor (for example OV5640) with YCbCr4:2:2, 8bit using DCMI.(I want to process the image data, so I need to transfer it to memory using DMA)However, AN5020 and RM0481 (Rev1) mention a maximum of 2048*2...

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BLUE by Associate
  • 824 Views
  • 1 replies
  • 0 kudos

STM32G491 Pin1 Marking

Hey, i got this STM32G491MET6The datasheet does not really help here to identify pin 1, since there are 4 markings to see. Anyone has a clue on this? In the previous revision of this datasheet, Pin 1 is bottom left . Already burnt 2 mcus because of t...

TwixMeow by Associate
  • 2347 Views
  • 9 replies
  • 6 kudos