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Shree24
Associate
January 30, 2021
Question

Can STM32H747 Disc0 support simultaneously 2 FDCAN's + Display 24bit mode + 3 SPI's + 2 UART + SD card

  • January 30, 2021
  • 3 replies
  • 1224 views

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This topic has been closed for replies.

3 replies

Technical Moderator
February 3, 2021

Hello @Shree24​ ,

Welcome to the STM32 Community :smiling_face_with_smiling_eyes:.

I advise you to review the features of the list of peripherals available on your relevant part number, in the STM32H747xx datasheet, precisely in the "Table 1. STM32H747xI/G features and peripheral counts":

0693W000007DqajQAC.jpg 

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Shree24
Shree24Author
Associate
February 4, 2021

Hello,

Thank you for the reply. From the table we can get number of channels adopted for each peripherals. But I wanted to now whether there will be any conflict on pins while developing application.

Uwe Bonnes
Chief
February 3, 2021

In principle, this is supported. Poor pin multiplexing, low pincount packages and other constraints may defeat this target. Carefully plan your pinout, e.g. with Cube to not fall into some pitfall.

Shree24
Shree24Author
Associate
February 4, 2021

Hello,

Thank you for the reply. Practically taking into consideration everything, I do feel that it requires correct planning on pinout to match requirement (so that no peripheral pins gets conflict).

Tesla DeLorean
Guru
February 3, 2021

A review of the schematic/manual related to the Arduino PMOD and +STMOD connections should provide some insight. Especially to UART/SPI question.

The video is escaped via 2-lane DSI, not parallel.

Resources on the DISCO and EVAL boards tend to be very tight

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