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GPIO issues



  • I have a Omega2 connected to a PowerDock2 and I am using this as a DIY Irrigation Controller for my Home. So far I got GPIO 0,2 and 3 working but I am having issues getting one more GPIO pin to work. I thought I could get GPIO 1 going but from reading a few places my best bet is to use GPIO 6 that is also the SPI_CS1 pin. I ran omega2-ctrl set spi_cs1 gpio and then issued gpioctl dirout-low 6. I then issue gpioctl get 6 and it says it LOW but it is still HIGH.

    So am I missing something here?



  • @Bone-Saw Have a look at the docs in the section "Multiplexed Pins" GPIO1 is by default assigned as i2s so you can run the command:

    omega2-ctrl gpiomux set i2s gpio

    This will set it to the pin to GPIO so you could then use it as a GPIO.

    Personally I would just use a GPIO that is not multiplexed instead.



  • @crispyoz said in GPIO issues:

    Personally I would just use a GPIO that is not multiplexed instead.

    Every accessible Omega2 "GPIO pin" has got also other function(s)
    so practically Omega2 does not have any non multiplexed "GPIO pin".



  • @Bone-Saw said in GPIO issues:

    I ran omega2-ctrl set spi_cs1 gpio ...

    I hope you ran omega2-ctrl gpiomux set spi_cs1 gpio instead of the above command.


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