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Visitor II
September 5, 2021
Question

Stm32F407zgt6 (DevEbox)- how to use touch spi pins in tft connector

  • September 5, 2021
  • 2 replies
  • 2189 views

I have stm32f407zgt6 board. Came to work with Touch. On tft, I use Touch on xpt2046 via spi, on the stm32_f4x (DevEBox) board, the processor pins are wired as sck - pb0, miso-pb2, mosi- pf12. Pins data, CubeMX cannot map like any of the 3 spi on board the processor. According to the RM, it is not possible to assign them in any way. What, the manufacturer of the board conceived that there will be a software spi for the wheelbarrow, or are there some secret methods for remapping pins?

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    2 replies

    Graduate II
    September 5, 2021
    FUzek.1Author
    Visitor II
    September 5, 2021

    Sorry. Bit_bang? Are you mean cut the pins?

    Or bit-band? For blenking this is easy... Can you give me example of it for SPI2, i'm novce.

    Graduate II
    September 5, 2021