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-rw-r--r-- | app/boards/shields/cradio/README.md | 34 |
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diff --git a/app/boards/shields/cradio/README.md b/app/boards/shields/cradio/README.md index f391bbe..b134429 100644 --- a/app/boards/shields/cradio/README.md +++ b/app/boards/shields/cradio/README.md @@ -1 +1,35 @@ +# Cradio + Cradio is a firmware for a few 34 key keyboards, including Cradio, Hypergolic and Sweep. + +## Pin arrangement + +Some revisions of the aforementioned PCBs have slightly different pin arrangements compared to what's defined in [`cradio.dtsi`](./cradio.dtsi). If you need to swap a few keys for your particular PCB, you can easily reorder the `input-gpio` definition in your own keymap file (i.e. in `zmk-config/config/cradio.keymap`): + +```dts +/* Adjusted Cradio pin arrangement */ +/* The position of Q and B keys have been swapped */ +&kscan0 { + input-gpios + = <&pro_micro_d 6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_a 0 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_a 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_a 2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_a 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 15 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 16 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 5 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + , <&pro_micro_d 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)> + ; +}; +``` + +This `&kscan0` block must be placed outside of any blocks surrounded by curly braces (`{...}`). |