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    Multiple SPI devices WiPy 3.0

    Scheduled Pinned Locked Moved WiPy 2&3
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    • E Offline
      EngeenerAtendee
      last edited by

      Hi!
      On my project I want to use TFT, SD adapter and camera using SPI. I've seen something about Slave Select, but I'm not sure how to properly connect and use it on breadboard.
      Have someone done it before? Only one external device will be used at same time.

      robert-hhR 1 Reply Last reply Reply Quote 0
      • robert-hhR Offline
        robert-hh @EngeenerAtendee
        last edited by

        @EngeenerAtendee Each device should have a CS input, which must be pulled low to activate it. You can share SCLK, MOSI and MISO for all three devices, and have to pull CS low for the one that is to be used. So you need 6 GPIO ports.

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