keymap

/*
 * Copyright (c) 2020 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include <behaviors.dtsi>
#include <dt-bindings/zmk/keys.h>
#include <dt-bindings/zmk/bt.h>

/ {
	behaviors {
		ht: hold_tap {
			compatible = "zmk,behavior-hold-tap";
			label = "Hold Tap";
			#binding-cells = <2>;
			tapping_term_ms = <200>;
			flavor = "tap-preferred";
			bindings = <&kp>, <&kp>;
		};
	};

	keymap {
		compatible = "zmk,keymap";

		default_layer {
			bindings = <
&kp ESC      &kp Q    &kp W    &kp E       &kp R &kp T &kp Y &kp U    &kp I     &kp O    &kp P    &kp SEMI  &kp BSPC
&ht CAPS TAB &kp A    &kp S    &kp D       &kp F &kp G &kp H &kp J    &kp K     &kp L    &kp APOS &kp RET
&kp LSHFT    &kp Z    &kp X    &kp C       &kp V &kp B &kp N &kp M    &kp COMMA &kp DOT  &kp FSLH &kp RSHFT
&kp LCTRL    &kp LGUI &kp LALT &lt 1 SPACE                  &kp SPACE &kp RALT  &kp RGUI &mo 2    &kp RCTRL
			>;
		};
	};
};

overlay

/*
 * Copyright (c) 2020 The ZMK Contributors
 *
 * SPDX-License-Identifier: MIT
 */

#include <dt-bindings/zmk/matrix_transform.h>

/ {
	kscan0: kscan {
		compatible = "zmk,kscan-gpio-matrix";
		label = "KSCAN";
		
		diode-direction = "col2row";

        row-gpios
			= <&pro_micro_d 9 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			, <&pro_micro_d 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
			;

		col-gpios
			= <&pro_micro_d 1 GPIO_ACTIVE_HIGH>
			, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
			, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
			, <&pro_micro_a 0 GPIO_ACTIVE_HIGH>
			, <&pro_micro_a 1 GPIO_ACTIVE_HIGH>
			, <&pro_micro_a 2 GPIO_ACTIVE_HIGH>
			, <&pro_micro_a 3 GPIO_ACTIVE_HIGH>
			;
	};

	default_transform: keymap_transform_0 {
		compatible = "zmk,matrix-transform";
		rows = <8>;
        columns = <7>;

        map = <
RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5) RC(0,6) RC(4,0) RC(4,1) RC(4,2) RC(4,3) RC(4,4) RC(4,5)
RC(1,0) RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5) RC(1,6) RC(5,0) RC(5,1) RC(5,2) RC(5,3) RC(5,4)
RC(2,0) RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5) RC(2,6) RC(6,0) RC(6,1) RC(6,2) RC(6,3) RC(6,4)
RC(3,0) RC(3,1) RC(3,2) RC(3,4) RC(3,5) RC(7,1) RC(7,2) RC(7,3) RC(7,4)
		>;
	};

	chosen {
		zmk,kscan = &kscan0;
		zmk,matrix_transform = &default_transform;
	};
};