Auto-change layers with bluetooth source

biantin/.gitignore

@@ -0,0 +1,2 @@
+.DS_Store
+result

biantin/README.md

@@ -0,0 +1,8 @@
+# Create firmware
+```
+nix build ".#firmware"
+````
+
+# Configure
+[keymap-editor](https://nickcoutsos.github.io/keymap-editor/)
+```

biantin/boards/arm/piantor_pro_bt/Kconfig

@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: MIT
+
+config BOARD_ENABLE_DCDC
+	bool "Enable DCDC mode"
+	select SOC_DCDC_NRF52X
+	default y
+	depends on (BOARD_PIANTOR_PRO_BT_LEFT || BOARD_PIANTOR_PRO_BT_RIGHT)

biantin/boards/arm/piantor_pro_bt/Kconfig.board

@@ -0,0 +1,10 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config BOARD_PIANTOR_PRO_BT_LEFT
+	bool "Piantor Pro BT Left"
+	depends on SOC_NRF52840_QIAA
+
+config BOARD_PIANTOR_PRO_BT_RIGHT
+    bool "Piantor Pro BT Right"
+    depends on SOC_NRF52840_QIAA

biantin/boards/arm/piantor_pro_bt/Kconfig.defconfig

@@ -0,0 +1,41 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if BOARD_PIANTOR_PRO_BT_LEFT
+
+config ZMK_KEYBOARD_NAME
+	default "Piantor Pro BT"
+
+config ZMK_SPLIT_ROLE_CENTRAL
+    default y
+
+endif # BOARD_PIANTOR_PRO_BT_LEFT
+
+if BOARD_PIANTOR_PRO_BT_LEFT || BOARD_PIANTOR_PRO_BT_RIGHT
+
+config BOARD
+    default "piantor_pro_bt"
+
+config ZMK_SPLIT
+    default y
+
+if USB
+
+config USB_NRFX
+	default y
+
+config USB_DEVICE_STACK
+	default y
+
+endif # USB
+
+config BT_CTLR
+	default BT
+
+config I2C
+	default y
+
+config ZMK_MAX17048
+    default y
+
+endif # BOARD_PIANTOR_PRO_BT_LEFT || BOARD_PIANTOR_PRO_BT_RIGHT

biantin/boards/arm/piantor_pro_bt/board.cmake

@@ -0,0 +1,7 @@
+# Copyright (c) 2021 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+set(OPENOCD_NRF5_SUBFAMILY nrf52)
+board_runner_args(nrfjprog "--nrf-family=NRF52" "--softreset")
+include(${ZEPHYR_BASE}/boards/common/nrfjprog.board.cmake)
+include(${ZEPHYR_BASE}/boards/common/openocd-nrf5.board.cmake)

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt-layouts.dtsi

@@ -0,0 +1,120 @@
+#include <physical_layouts.dtsi>
+
+/ {
+    piantor_position_map {
+        compatible = "zmk,physical-layout-position-map";
+        complete;
+
+        default_map: six_col {
+            physical-layout = <&default_layout>;
+            positions
+                = < 0  1  2  3  4  5  6  7  8  9 10 11>
+                , <12 13 14 15 16 17 18 19 20 21 22 23>
+                , <24 25 26 27 28 29 30 31 32 33 34 35>
+                , <         36 37 38 39 40 41         >;
+        };
+
+        five_col_map: five_col {
+            physical-layout = <&five_col_layout>;
+            positions
+                = <41  0  1  2  3  4  5  6  7  8  9 40>
+                , <39 10 11 12 13 14 15 16 17 18 19 38>
+                , <37 20 21 22 23 24 25 26 27 28 29 36>
+                , <         30 31 32 33 34 35         >;
+        };
+    };
+};
+
+/ {
+    default_layout: default_layout {
+        compatible = "zmk,physical-layout";
+        display-name = "Default Layout";
+        keys  //                     w   h    x    y     rot    rx    ry
+            = <&key_physical_attrs 100 100    0  100       0     0     0>
+            , <&key_physical_attrs 100 100  100  100       0     0     0>
+            , <&key_physical_attrs 100 100  200   25       0     0     0>
+            , <&key_physical_attrs 100 100  300    0       0     0     0>
+            , <&key_physical_attrs 100 100  400   25       0     0     0>
+            , <&key_physical_attrs 100 100  500   35       0     0     0>
+            , <&key_physical_attrs 100 100  950   35       0     0     0>
+            , <&key_physical_attrs 100 100 1050   25       0     0     0>
+            , <&key_physical_attrs 100 100 1150    0       0     0     0>
+            , <&key_physical_attrs 100 100 1250   25       0     0     0>
+            , <&key_physical_attrs 100 100 1350  100       0     0     0>
+            , <&key_physical_attrs 100 100 1450  100       0     0     0>
+            , <&key_physical_attrs 100 100    0  200       0     0     0>
+            , <&key_physical_attrs 100 100  100  200       0     0     0>
+            , <&key_physical_attrs 100 100  200  125       0     0     0>
+            , <&key_physical_attrs 100 100  300  100       0     0     0>
+            , <&key_physical_attrs 100 100  400  125       0     0     0>
+            , <&key_physical_attrs 100 100  500  135       0     0     0>
+            , <&key_physical_attrs 100 100  950  135       0     0     0>
+            , <&key_physical_attrs 100 100 1050  125       0     0     0>
+            , <&key_physical_attrs 100 100 1150  100       0     0     0>
+            , <&key_physical_attrs 100 100 1250  125       0     0     0>
+            , <&key_physical_attrs 100 100 1350  200       0     0     0>
+            , <&key_physical_attrs 100 100 1450  200       0     0     0>
+            , <&key_physical_attrs 100 100    0  300       0     0     0>
+            , <&key_physical_attrs 100 100  100  300       0     0     0>
+            , <&key_physical_attrs 100 100  200  225       0     0     0>
+            , <&key_physical_attrs 100 100  300  200       0     0     0>
+            , <&key_physical_attrs 100 100  400  225       0     0     0>
+            , <&key_physical_attrs 100 100  500  235       0     0     0>
+            , <&key_physical_attrs 100 100  950  235       0     0     0>
+            , <&key_physical_attrs 100 100 1050  225       0     0     0>
+            , <&key_physical_attrs 100 100 1150  200       0     0     0>
+            , <&key_physical_attrs 100 100 1250  225       0     0     0>
+            , <&key_physical_attrs 100 100 1350  300       0     0     0>
+            , <&key_physical_attrs 100 100 1450  300       0     0     0>
+            , <&key_physical_attrs 100 100  380  360  (-500)   360   350>
+            , <&key_physical_attrs 100 100  510  350     500   500   350>
+            , <&key_physical_attrs 100 100  645  370    1500   650   350>
+            , <&key_physical_attrs 100 100  810  389 (-1500)   825   350>
+            , <&key_physical_attrs 100 100  945  360  (-500)   950   350>
+            , <&key_physical_attrs 100 100 1075  350     500  1075   350>
+            ;
+    };
+
+    five_col_layout: five_col_layout {
+        compatible = "zmk,physical-layout";
+        display-name = "5-Col Layout";
+        keys  //                     w   h    x    y     rot    rx    ry
+            = <&key_physical_attrs 100 100    0  100       0     0     0>
+            , <&key_physical_attrs 100 100  100   25       0     0     0>
+            , <&key_physical_attrs 100 100  200    0       0     0     0>
+            , <&key_physical_attrs 100 100  300   25       0     0     0>
+            , <&key_physical_attrs 100 100  400   35       0     0     0>
+            , <&key_physical_attrs 100 100  850   35       0     0     0>
+            , <&key_physical_attrs 100 100  950   25       0     0     0>
+            , <&key_physical_attrs 100 100 1050    0       0     0     0>
+            , <&key_physical_attrs 100 100 1150   25       0     0     0>
+            , <&key_physical_attrs 100 100 1250  100       0     0     0>
+            , <&key_physical_attrs 100 100    0  200       0     0     0>
+            , <&key_physical_attrs 100 100  100  125       0     0     0>
+            , <&key_physical_attrs 100 100  200  100       0     0     0>
+            , <&key_physical_attrs 100 100  300  125       0     0     0>
+            , <&key_physical_attrs 100 100  400  135       0     0     0>
+            , <&key_physical_attrs 100 100  850  135       0     0     0>
+            , <&key_physical_attrs 100 100  950  125       0     0     0>
+            , <&key_physical_attrs 100 100 1050  100       0     0     0>
+            , <&key_physical_attrs 100 100 1150  125       0     0     0>
+            , <&key_physical_attrs 100 100 1250  200       0     0     0>
+            , <&key_physical_attrs 100 100    0  300       0     0     0>
+            , <&key_physical_attrs 100 100  100  225       0     0     0>
+            , <&key_physical_attrs 100 100  200  200       0     0     0>
+            , <&key_physical_attrs 100 100  300  225       0     0     0>
+            , <&key_physical_attrs 100 100  400  235       0     0     0>
+            , <&key_physical_attrs 100 100  850  235       0     0     0>
+            , <&key_physical_attrs 100 100  950  225       0     0     0>
+            , <&key_physical_attrs 100 100 1050  200       0     0     0>
+            , <&key_physical_attrs 100 100 1150  225       0     0     0>
+            , <&key_physical_attrs 100 100 1250  300       0     0     0>
+            , <&key_physical_attrs 100 100  280  360  (-500)   260   350>
+            , <&key_physical_attrs 100 100  410  350     500   400   350>
+            , <&key_physical_attrs 100 100  545  370    1500   550   350>
+            , <&key_physical_attrs 100 100  710  389 (-1500)   725   350>
+            , <&key_physical_attrs 100 100  845  360  (-500)   850   350>
+            , <&key_physical_attrs 100 100  975  350     500   975   350>
+            ;
+    };
+};

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt.dtsi

@@ -0,0 +1,158 @@
+/*
+* Copyright (c) 2020 The ZMK Contributors
+*
+* SPDX-License-Identifier: MIT
+*/
+
+/dts-v1/;
+#include <nordic/nrf52840_qiaa.dtsi>
+#include <dt-bindings/zmk/matrix_transform.h>
+
+#include "piantor_pro_bt-layouts.dtsi"
+
+&default_layout {
+    transform = <&default_transform>;
+};
+
+&five_col_layout {
+    transform = <&five_col_transform>;
+};
+
+/ {
+    chosen {
+        zephyr,code-partition = &code_partition;
+        zephyr,sram = &sram0;
+        zephyr,flash = &flash0;
+        zmk,kscan = &kscan0;
+        zmk,battery = &fuelgauge;
+    };
+
+    default_transform: keymap_transform_0 {
+        compatible = "zmk,matrix-transform";
+        columns = <42>;
+        rows = <1>;
+        map = <
+            RC(0,0)  RC(0,1)  RC(0,2)  RC(0,3)  RC(0,4)  RC(0,5)  RC(0,21) RC(0,22) RC(0,23) RC(0,24) RC(0,25) RC(0,26)
+            RC(0,6)  RC(0,7)  RC(0,8)  RC(0,9)  RC(0,10) RC(0,11) RC(0,27) RC(0,28) RC(0,29) RC(0,30) RC(0,31) RC(0,32)
+            RC(0,12) RC(0,13) RC(0,14) RC(0,15) RC(0,16) RC(0,17) RC(0,33) RC(0,34) RC(0,35) RC(0,36) RC(0,37) RC(0,38)
+                                       RC(0,18) RC(0,19) RC(0,20) RC(0,39) RC(0,40) RC(0,41)
+        >;
+    };
+
+    five_col_transform: keymap_transform_1 {
+        compatible = "zmk,matrix-transform";
+        columns = <36>;
+        rows = <1>;
+        map = <
+            RC(0,1)  RC(0,2)  RC(0,3)  RC(0,4)  RC(0,5)  RC(0,21) RC(0,22) RC(0,23) RC(0,24) RC(0,25)
+            RC(0,7)  RC(0,8)  RC(0,9)  RC(0,10) RC(0,11) RC(0,27) RC(0,28) RC(0,29) RC(0,30) RC(0,31)
+            RC(0,13) RC(0,14) RC(0,15) RC(0,16) RC(0,17) RC(0,33) RC(0,34) RC(0,35) RC(0,36) RC(0,37)
+                              RC(0,18) RC(0,19) RC(0,20) RC(0,39) RC(0,40) RC(0,41)
+        >;
+    };
+
+    // Node name must match original "EXT_POWER" label to preserve user settings.
+    EXT_POWER {
+        compatible = "zmk,ext-power-generic";
+        control-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+        init-delay-ms = <50>;
+    };
+};
+
+&gpio0 {
+    status = "okay";
+};
+
+&gpio1 {
+    status = "okay";
+};
+
+zephyr_udc0: &usbd {
+    status = "okay";
+};
+
+
+&pinctrl {
+    spi0_default: spi0_default {
+        group1 {
+            psels = <NRF_PSEL(SPIM_SCK, 0, 17)>,
+                <NRF_PSEL(SPIM_MOSI, 0, 20)>,
+                <NRF_PSEL(SPIM_MISO, 0, 25)>;
+        };
+    };
+
+    spi0_sleep: spi0_sleep {
+        group1 {
+            psels = <NRF_PSEL(SPIM_SCK, 0, 17)>,
+                <NRF_PSEL(SPIM_MOSI, 0, 20)>,
+                <NRF_PSEL(SPIM_MISO, 0, 25)>;
+            low-power-enable;
+        };
+    };
+
+    i2c1_default: i2c1_default {
+        group1 {
+            psels = <NRF_PSEL(TWIM_SDA, 0, 4)>,
+                <NRF_PSEL(TWIM_SCL, 0, 12)>;
+        };
+    };
+
+    i2c1_sleep: i2c1_sleep {
+        group1 {
+            psels = <NRF_PSEL(TWIM_SDA, 0, 4)>,
+                <NRF_PSEL(TWIM_SCL, 0, 12)>;
+            low-power-enable;
+        };
+    };
+};
+
+nice_view_spi: &spi0 {
+    compatible = "nordic,nrf-spim";
+    pinctrl-0 = <&spi0_default>;
+    pinctrl-1 = <&spi0_sleep>;
+    pinctrl-names = "default", "sleep";
+    cs-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
+};
+
+&i2c1 {
+    status = "okay";
+    compatible = "nordic,nrf-twim";
+    pinctrl-0 = <&i2c1_default>;
+    pinctrl-1 = <&i2c1_sleep>;
+    pinctrl-names = "default", "sleep";
+    clock-frequency = <100000>;
+
+    fuelgauge: max17048@36 {
+        compatible = "zmk,maxim-max17048";
+        reg = <0x36>;
+    };
+};
+
+&flash0 {
+    /*
+* For more information, see:
+* http://docs.zephyrproject.org/latest/devices/dts/flash_partitions.html
+    */
+    partitions {
+        compatible = "fixed-partitions";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        sd_partition: partition@0 {
+            label = "softdevice";
+            reg = <0x00000000 0x00026000>;
+        };
+        code_partition: partition@26000 {
+            label = "code_partition";
+            reg = <0x00026000 0x000c6000>;
+        };
+        storage_partition: partition@ec000 {
+            label = "storage";
+            reg = <0x000ec000 0x00008000>;
+        };
+        boot_partition: partition@f4000 {
+            label = "adafruit_boot";
+            reg = <0x000f4000 0x0000c000>;
+        };
+    };
+};

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt.keymap

@@ -0,0 +1,127 @@
+/*
+ * 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>
+#include <dt-bindings/zmk/rgb.h>
+
+/ {
+    chosen {
+        zmk,physical-layout = &default_layout;
+    };
+};
+
+/ {
+    keymap {
+        compatible = "zmk,keymap";
+
+        default_layer {
+            display-name = "QWERTY";
+            // --------------------------------------------------------------------------------
+            // |  TAB |  Q  |  W  |  E  |  R  |  T  |  Y  |  U   |  I  |  O  |  P  | BSPC |
+            // | CTRL |  A  |  S  |  D  |  F  |  G  |  H  |  J   |  K  |  L  |  ;  |  '   |
+            // | SHFT |  Z  |  X  |  C  |  V  |  B  |  N  |  M   |  ,  |  .  |  /  | ESC  |
+            //                    | GUI | LWR | SPC | ENT | RSE  | ALT |
+            bindings = <
+                &kp TAB   &kp Q &kp W &kp E &kp R &kp T &kp Y &kp U  &kp I     &kp O   &kp P    &kp BSPC
+                &kp LCTRL &kp A &kp S &kp D &kp F &kp G &kp H &kp J  &kp K     &kp L   &kp SEMI &kp SQT
+                &kp LSHFT &kp Z &kp X &kp C &kp V &kp B &kp N &kp M  &kp COMMA &kp DOT &kp FSLH &kp ESC
+                               &kp LGUI &mo 1 &kp SPACE &kp RET &mo 2 &kp RALT
+            >;
+        };
+
+        lower_layer {
+            display-name = "NUMBER";
+            // -----------------------------------------------------------------------------------------
+            // |  TAB |  1  |  2  |  3  |  4  |  5    |  6  |  7  |  8  |  9  |  0  | BSPC |
+            // | CTRL | BT1 | BT2 | BT3 | BT4 | BT5   | LFT | DWN |  UP | RGT |     |      |
+            // | SHFT | BTCR| RGB | RST | BOOT| Unlock|     |     |     |     |     |      |
+            //                    | GUI |     | SPC   | ENT |     | ALT |
+            bindings = <
+                &kp TAB   &kp N1       &kp N2          &kp N3       &kp N4       &kp N5         &kp N6   &kp N7   &kp N8 &kp N9    &kp N0 &kp BSPC
+                &kp LCTRL &bt BT_SEL 0 &bt BT_SEL 1    &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4   &kp LEFT &kp DOWN &kp UP &kp RIGHT &trans &trans
+                &kp LSHFT &bt BT_CLR   &rgb_ug RGB_TOG &sys_reset   &bootloader  &studio_unlock &trans   &trans   &trans &trans    &trans &trans
+                                                       &kp LGUI     &trans       &kp SPACE      &kp LGUI &trans   &kp SPACE
+            >;
+        };
+
+        raise_layer {
+            display-name = "SYMBOL";
+            // -----------------------------------------------------------------------------------------
+            // |  TAB |  !  |  @  |  #  |  $  |  %  |  ^  |  &  |  *  |  (  |  )  | BSPC |
+            // | CTRL |     |     |     |     |     |  -  |  =  |  [  |  ]  |  \  |  `   |
+            // | SHFT |     |     |     |     |     |  _  |  +  |  {  |  }  | "|" |  ~   |
+            //                    | GUI |     | SPC | ENT |     | ALT |
+            bindings = <
+                &kp  TAB  &kp EXCL &kp AT &kp HASH &kp DLLR &kp PRCNT  &kp CARET &kp AMPS &kp ASTRK &kp LPAR &kp RPAR &kp BSPC
+                &kp LCTRL &trans   &trans &trans   &trans   &trans     &kp MINUS &kp EQUAL &kp LBKT &kp RBKT &kp BSLH &kp GRAVE
+                &kp LSHFT &trans   &trans &trans   &trans   &trans     &kp UNDER &kp PLUS  &kp LBRC &kp RBRC &kp PIPE &kp TILDE
+                                          &kp LGUI &trans   &kp SPACE  &kp RET   &trans    &kp RALT
+            >;
+        };
+
+        extra_layer_1 {
+            display-name = "EXTRA 1";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+
+        extra_layer_2 {
+            display-name = "EXTRA 2";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+
+        extra_layer_3 {
+            display-name = "EXTRA 3";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+
+        extra_layer_4 {
+            display-name = "EXTRA 4";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+
+        extra_layer_5 {
+            display-name = "EXTRA 5";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+
+        extra_layer_6 {
+            display-name = "EXTRA 6";
+            bindings = <
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                &trans &trans &trans &trans &trans &trans  &trans &trans &trans &trans &trans &trans
+                                     &trans &trans &trans  &trans &trans &trans       
+            >;
+        };
+    };
+};

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt.yaml

@@ -0,0 +1,15 @@
+identifier: piantor_pro_bt
+name: Piantor Pro BT
+type: mcu
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+supported:
+  - adc
+  - usb_device
+  - ble
+  - ieee802154
+  - pwm
+  - watchdog

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt.zmk.yml

@@ -0,0 +1,16 @@
+file_format: "1"
+id: piantor_pro_bt
+name: Piantor Pro BT
+type: board
+arch: arm
+features:
+  - keys
+  - underglow
+  - studio
+outputs:
+  - usb
+  - ble
+url: https://keebart.com/products/piantor-wireless
+siblings:
+  - piantor_pro_bt_left
+  - piantor_pro_bt_right

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt_left.dts

@@ -0,0 +1,85 @@
+/*
+* Copyright (c) 2020 The ZMK Contributors
+*
+* SPDX-License-Identifier: MIT
+*/
+
+#include "piantor_pro_bt.dtsi"
+#include <dt-bindings/led/led.h>
+
+/ {
+    model = "piantor_pro_bt_left";
+    compatible = "piantor_pro_bt_left";
+
+    chosen {
+        zmk,underglow = &led_strip;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-direct";
+        wakeup-source;
+        input-gpios
+            = <&gpio0  7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  0 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 29 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 31 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 24 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 15 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 30 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  5 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 28 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+        ;
+    };
+};
+
+&pinctrl {
+    spi3_default: spi3_default {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 26)>;
+        };
+    };
+
+    spi3_sleep: spi3_sleep {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 26)>;
+            low-power-enable;
+        };  
+    };
+};
+
+&spi3 {
+    compatible = "nordic,nrf-spim";
+    status = "okay";
+
+    pinctrl-0 = <&spi3_default>;
+    pinctrl-1 = <&spi3_sleep>;
+    pinctrl-names = "default", "sleep";
+
+    led_strip: ws2812@0 {
+        compatible = "worldsemi,ws2812-spi";
+
+        /* SPI */
+        reg = <0>; /* ignored, but necessary for SPI bindings */
+        spi-max-frequency = <4000000>;
+
+        /* WS2812 */
+        chain-length = <21>; /* number of LEDs */
+        spi-one-frame = <0x70>;
+        spi-zero-frame = <0x40>;
+        color-mapping = <LED_COLOR_ID_GREEN
+            LED_COLOR_ID_RED
+            LED_COLOR_ID_BLUE>;
+    };
+};

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt_left_defconfig

@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: MIT
+
+CONFIG_SOC_SERIES_NRF52X=y
+CONFIG_SOC_NRF52840_QIAA=y
+CONFIG_BOARD_PIANTOR_PRO_BT_LEFT=y
+
+# Enable deep sleep
+CONFIG_ZMK_SLEEP=y
+
+# Enable MPU
+CONFIG_ARM_MPU=y
+
+# Enable GPIO
+CONFIG_GPIO=y
+
+CONFIG_USE_DT_CODE_PARTITION=y
+CONFIG_BUILD_OUTPUT_UF2=y
+
+CONFIG_MPU_ALLOW_FLASH_WRITE=y
+CONFIG_NVS=y
+CONFIG_SETTINGS_NVS=y
+CONFIG_FLASH=y
+CONFIG_FLASH_PAGE_LAYOUT=y
+CONFIG_FLASH_MAP=y
+
+CONFIG_ZMK_USB=y
+CONFIG_ZMK_BLE=y
+
+# Enable I2C
+CONFIG_I2C=y
+CONFIG_I2C_NRFX=y
+CONFIG_PINCTRL=y
+
+# Enable RGB underglow
+CONFIG_WS2812_STRIP=y
+CONFIG_ZMK_RGB_UNDERGLOW=y
+CONFIG_ZMK_RGB_UNDERGLOW_BRT_MAX=20
+CONFIG_ZMK_RGB_UNDERGLOW_HUE_START=200
+CONFIG_ZMK_RGB_UNDERGLOW_SAT_START=98
+
+# Windows Battery Reporting Fix
+CONFIG_BT_GATT_ENFORCE_SUBSCRIPTION=n
+
+# Enable ZMK Studio (alpha)
+CONFIG_ZMK_STUDIO=y
+
+# Improved connection stability
+CONFIG_ZMK_BLE_EXPERIMENTAL_CONN=y

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt_right.dts

@@ -0,0 +1,93 @@
+/*
+* Copyright (c) 2020 The ZMK Contributors
+*
+* SPDX-License-Identifier: MIT
+*/
+
+#include "piantor_pro_bt.dtsi"
+#include <dt-bindings/led/led.h>
+
+/ {
+    model = "piantor_pro_bt_right";
+    compatible = "piantor_pro_bt_right";
+
+    chosen {
+        zmk,underglow = &led_strip;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-direct";
+        wakeup-source;
+        input-gpios
+            = <&gpio0 29 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 31 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 30 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  8 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  6 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  5 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 24 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 22 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1  0 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1 13 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio1 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0  3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&gpio0 28 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+        ;
+    };
+};
+
+&default_transform {
+    col-offset = <21>;
+};
+
+&five_col_transform {
+    col-offset = <21>;
+};
+
+&pinctrl {
+    spi3_default: spi3_default {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 26)>;
+        };
+    };
+
+    spi3_sleep: spi3_sleep {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 26)>;
+            low-power-enable;
+        };  
+    };
+};
+
+&spi3 {
+    compatible = "nordic,nrf-spim";
+    status = "okay";
+
+    pinctrl-0 = <&spi3_default>;
+    pinctrl-1 = <&spi3_sleep>;
+    pinctrl-names = "default", "sleep";
+
+    led_strip: ws2812@0 {
+        compatible = "worldsemi,ws2812-spi";
+
+        /* SPI */
+        reg = <0>; /* ignored, but necessary for SPI bindings */
+        spi-max-frequency = <4000000>;
+
+        /* WS2812 */
+        chain-length = <21>; /* number of LEDs */
+        spi-one-frame = <0x70>;
+        spi-zero-frame = <0x40>;
+        color-mapping = <LED_COLOR_ID_GREEN
+            LED_COLOR_ID_RED
+            LED_COLOR_ID_BLUE>;
+    };
+};

biantin/boards/arm/piantor_pro_bt/piantor_pro_bt_right_defconfig

@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: MIT
+
+CONFIG_SOC_SERIES_NRF52X=y
+CONFIG_SOC_NRF52840_QIAA=y
+CONFIG_BOARD_PIANTOR_PRO_BT_RIGHT=y
+
+# Enable deep sleep
+CONFIG_ZMK_SLEEP=y
+
+# Enable MPU
+CONFIG_ARM_MPU=y
+
+# Enable GPIO
+CONFIG_GPIO=y
+
+CONFIG_USE_DT_CODE_PARTITION=y
+CONFIG_BUILD_OUTPUT_UF2=y
+
+CONFIG_MPU_ALLOW_FLASH_WRITE=y
+CONFIG_NVS=y
+CONFIG_SETTINGS_NVS=y
+CONFIG_FLASH=y
+CONFIG_FLASH_PAGE_LAYOUT=y
+CONFIG_FLASH_MAP=y
+
+CONFIG_ZMK_USB=y
+CONFIG_ZMK_BLE=y
+
+# Enable I2C
+CONFIG_I2C=y
+CONFIG_I2C_NRFX=y
+CONFIG_PINCTRL=y
+
+# Enable RGB underglow
+CONFIG_WS2812_STRIP=y
+CONFIG_ZMK_RGB_UNDERGLOW=y
+CONFIG_ZMK_RGB_UNDERGLOW_BRT_MAX=20
+CONFIG_ZMK_RGB_UNDERGLOW_HUE_START=200
+CONFIG_ZMK_RGB_UNDERGLOW_SAT_START=98
+
+# Windows Battery Reporting Fix
+CONFIG_BT_GATT_ENFORCE_SUBSCRIPTION=n
+
+# Improved connection stability
+CONFIG_ZMK_BLE_EXPERIMENTAL_CONN=y

biantin/build.yaml

@@ -0,0 +1,24 @@
+# This file generates the GitHub Actions matrix.
+# For simple board + shield combinations, add them to the top level board and
+# shield arrays, for more control, add individual board + shield combinations
+# to the `include` property. You can also use the `cmake-args` property to
+# pass flags to the build command, `snippet` to add a Zephyr snippet, and
+# `artifact-name` to assign a name to distinguish build outputs from each other:
+#
+---
+include:
+  - board: piantor_pro_bt_left
+    snippet: studio-rpc-usb-uart
+    shield: nice_view
+    cmake-args: -DCONFIG_ZMK_STUDIO=y
+  - board: piantor_pro_bt_right
+    shield: nice_view
+    snippet: studio-rpc-usb-uart
+
+  - board: piantor_pro_bt_left
+    shield: settings_reset
+    snippet: studio-rpc-usb-uart
+  - board: piantor_pro_bt_right
+    shield: settings_reset
+    snippet: studio-rpc-usb-uart
+

biantin/config/piantor_pro_bt.conf

@@ -0,0 +1,20 @@
+# Enable mouse emulation.
+CONFIG_ZMK_POINTING=y
+CONFIG_ZMK_POINTING_SMOOTH_SCROLLING=y
+
+# Change idle settings
+CONFIG_ZMK_IDLE_TIMEOUT=30000
+
+# Deep sleep settings
+CONFIG_ZMK_SLEEP=y
+CONFIG_ZMK_IDLE_SLEEP_TIMEOUT=900000
+
+# Custom keyboard name (max. 16 characters)
+CONFIG_ZMK_KEYBOARD_NAME="biantin"
+
+CONFIG_ZMK_BATTERY_REPORTING=y
+CONFIG_ZMK_SPLIT_BLE_CENTRAL_BATTERY_LEVEL_PROXY=y
+CONFIG_ZMK_SPLIT_BLE_CENTRAL_BATTERY_LEVEL_FETCHING=y
+
+CONFIG_ZMK_RGB_UNDERGLOW=n
+CONFIG_ZMK_BACKLIGHT=n

biantin/config/piantor_pro_bt.json

@@ -0,0 +1,58 @@
+{
+    "id": "piantor_pro_bt",
+    "name": "Piantor Pro BT",
+    "layouts": {
+        "default_layout": {
+            "name": "default_layout",
+            "layout": [
+                { "row": 0, "col": 0, "x": 0.0, "y": 1.0 },
+                { "row": 0, "col": 1, "x": 1.0, "y": 1.0 },
+                { "row": 0, "col": 2, "x": 2.0, "y": 0.25 },
+                { "row": 0, "col": 3, "x": 3.0, "y": 0.0 },
+                { "row": 0, "col": 4, "x": 4.0, "y": 0.25 },
+                { "row": 0, "col": 5, "x": 5.0, "y": 0.35 },
+                { "row": 0, "col": 6, "x": 9.5, "y": 0.35 },
+                { "row": 0, "col": 7, "x": 10.5, "y": 0.25 },
+                { "row": 0, "col": 8, "x": 11.5, "y": 0.0 },
+                { "row": 0, "col": 9, "x": 12.5, "y": 0.25 },
+                { "row": 0, "col": 10, "x": 13.5, "y": 1.0 },
+                { "row": 0, "col": 11, "x": 14.5, "y": 1.0 },
+
+                { "row": 0, "col": 12, "x": 0.0, "y": 2.0 },
+                { "row": 0, "col": 13, "x": 1.0, "y": 2.0 },
+                { "row": 0, "col": 14, "x": 2.0, "y": 1.25 },
+                { "row": 0, "col": 15, "x": 3.0, "y": 1.0 },
+                { "row": 0, "col": 16, "x": 4.0, "y": 1.25 },
+                { "row": 0, "col": 17, "x": 5.0, "y": 1.35 },
+                { "row": 0, "col": 18, "x": 9.5, "y": 1.35 },
+                { "row": 0, "col": 19, "x": 10.5, "y": 1.25 },
+                { "row": 0, "col": 20, "x": 11.5, "y": 1.0 },
+                { "row": 0, "col": 21, "x": 12.5, "y": 1.25 },
+                { "row": 0, "col": 22, "x": 13.5, "y": 2.0 },
+                { "row": 0, "col": 23, "x": 14.5, "y": 2.0 },
+
+                { "row": 0, "col": 24, "x": 0.0, "y": 3.0 },
+                { "row": 0, "col": 25, "x": 1.0, "y": 3.0 },
+                { "row": 0, "col": 26, "x": 2.0, "y": 2.25 },
+                { "row": 0, "col": 27, "x": 3.0, "y": 2.0 },
+                { "row": 0, "col": 28, "x": 4.0, "y": 2.25 },
+                { "row": 0, "col": 29, "x": 5.0, "y": 2.35 },
+                { "row": 0, "col": 30, "x": 9.5, "y": 2.35 },
+                { "row": 0, "col": 31, "x": 10.5, "y": 2.25 },
+                { "row": 0, "col": 32, "x": 11.5, "y": 2.0 },
+                { "row": 0, "col": 33, "x": 12.5, "y": 2.25 },
+                { "row": 0, "col": 34, "x": 13.5, "y": 3.0 },
+                { "row": 0, "col": 35, "x": 14.5, "y": 3.0 },
+
+                { "row": 0, "col": 36, "x": 3.8, "y": 3.6, "r": -5.0, "rx": 3.6, "ry": 3.5 },
+                { "row": 0, "col": 37, "x": 5.1, "y": 3.5, "r": 5.0, "rx": 5.0, "ry": 3.5 },
+                { "row": 0, "col": 38, "x": 6.45, "y": 3.7, "r": 15.0, "rx": 6.5, "ry": 3.5 },
+
+                { "row": 0, "col": 39, "x": 8.1, "y": 3.89, "r": -15.0, "rx": 8.25, "ry": 3.5 },
+                { "row": 0, "col": 40, "x": 9.45, "y": 3.6, "r": -5.0, "rx": 9.5, "ry": 3.5 },
+                { "row": 0, "col": 41, "x": 10.75, "y": 3.5, "r": 5.0, "rx": 10.75, "ry": 3.5 }
+            ]
+        }
+    },
+    "sensors": []
+}

biantin/config/piantor_pro_bt.keymap

@@ -0,0 +1,162 @@
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/bt.h>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/pointing.h>
+
+&lt { tapping-term-ms = <150>; };
+
+&msc { time-to-max-speed-ms = <400>; };
+
+/ {
+    chosen { zmk,physical-layout = &default_layout; };
+};
+
+/ {
+    behaviors {
+        hrm: hrm {
+            compatible = "zmk,behavior-hold-tap";
+            label = "HRM";
+            bindings = <&kp>, <&kp>;
+
+            #binding-cells = <2>;
+            tapping-term-ms = <150>;
+            quick-tap-ms = <175>;
+            flavor = "balanced";
+        };
+
+        backdel: backdel {
+            compatible = "zmk,behavior-mod-morph";
+            label = "BACKDEL";
+            bindings = <&kp BACKSPACE>, <&kp DELETE>;
+
+            #binding-cells = <0>;
+            mods = <(MOD_LSFT)>;
+        };
+
+        lt_caps: lt_caps {
+            compatible = "zmk,behavior-hold-tap";
+            label = "LT_CAPS";
+            bindings = <&mo>, <&caps_word>;
+
+            #binding-cells = <2>;
+            tapping-term-ms = <150>;
+            flavor = "tap-preferred";
+        };
+    };
+
+    combos {
+        compatible = "zmk,combos";
+
+        left_bootloader {
+            bindings = <&bootloader>;
+            key-positions = <0 12 24 38>;
+            require-prior-idle-ms = <5000>;
+        };
+
+        right_bootloader {
+            bindings = <&bootloader>;
+            key-positions = <11 23 35 39>;
+            require-prior-idle-ms = <5000>;
+        };
+
+        left_reset {
+            bindings = <&sys_reset>;
+            key-positions = <0 12 24 29 17 5>;
+            require-prior-idle-ms = <5000>;
+        };
+
+        right_reset {
+            bindings = <&sys_reset>;
+            key-positions = <35 23 11 6 18 30>;
+            require-prior-idle-ms = <5000>;
+        };
+    };
+
+    macros {
+        bt_home: bt_mac {
+            compatible = "zmk,behavior-macro";
+            #binding-cells = <0>;
+            bindings = <&bt BT_SEL 0 &to 0>;
+            label = "BT_MAC";
+        };
+
+        bt_work: bt_work {
+            compatible = "zmk,behavior-macro";
+            #binding-cells = <0>;
+            bindings = <&bt BT_SEL 1 &to 1>;
+            label = "BT_WORK";
+        };
+    };
+
+    keymap {
+        compatible = "zmk,keymap";
+
+        mac {
+            display-name = "mac";
+            bindings = <
+&kp ESCAPE  &kp Q  &kp W  &kp E  &kp R  &kp T  &kp Y  &kp U  &kp I  &kp O  &kp P  &backdel  &kp TAB  &hrm LEFT_CONTROL A  &hrm LEFT_ALT S  &hrm LEFT_GUI D  &hrm LEFT_SHIFT F  &kp G  &kp H  &hrm RIGHT_SHIFT J  &hrm RIGHT_GUI K  &hrm LEFT_ALT L  &hrm RCTRL SEMICOLON  &kp SQT  &kp C_MENU  &kp Z  &kp X  &kp C  &kp V  &kp B  &kp N  &kp M  &kp COMMA  &kp DOT  &kp FSLH  &kp GRAVE  &lt 6 ESCAPE  &lt 4 SPACE  &lt_caps 7 0  &lt 3 ESCAPE  &lt 2 ENTER  &lt 5 CAPS
+            >;
+        };
+
+        win {
+            display-name = "win";
+            bindings = <
+&kp ESCAPE  &kp Q  &kp W  &kp E  &kp R  &kp T  &kp Y  &kp U  &kp I  &kp O  &kp P  &backdel  &kp TAB  &hrm LEFT_GUI A  &hrm LEFT_ALT S  &hrm LEFT_CONTROL D  &hrm LEFT_SHIFT F  &kp G  &kp H  &hrm RIGHT_SHIFT J  &hrm RIGHT_CONTROL K  &hrm LEFT_ALT L  &hrm RIGHT_GUI SEMICOLON  &kp SQT  &kp C_MENU  &kp Z  &kp X  &kp C  &kp V  &kp B  &kp N  &kp M  &kp COMMA  &kp DOT  &kp FSLH  &kp GRAVE  &lt 6 ESCAPE  &lt 4 SPACE  &lt_caps 8 0  &lt 3 ESCAPE  &lt 2 ENTER  &lt 5 CAPS
+            >;
+        };
+
+        numbers {
+            display-name = "numbers";
+            bindings = <
+&kp LEFT_BRACE  &kp RIGHT_BRACE  &kp N7  &kp N8  &kp N9  &kp FSLH  &none  &none  &none  &none  &none  &trans  &kp LEFT_PARENTHESIS  &kp RIGHT_PARENTHESIS  &kp N4  &kp N5  &kp N6  &kp MINUS  &none  &trans  &trans  &trans  &trans  &none  &kp LEFT_BRACKET  &kp RIGHT_BRACKET  &kp N1  &kp N2  &kp N3  &kp EQUAL  &none  &none  &none  &none  &none  &none  &kp COMMA  &kp N0  &kp DOT  &none  &none  &none
+            >;
+        };
+
+        symbols {
+            display-name = "symbols";
+            bindings = <
+&none  &none  &kp SQT  &kp SEMICOLON  &kp LEFT_BRACKET  &kp MINUS  &none  &none  &none  &none  &none  &none  &none  &none  &none  &kp GRAVE  &kp NON_US_BACKSLASH  &none  &none  &trans  &trans  &trans  &trans  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none
+            >;
+        };
+
+        nav {
+            display-name = "nav";
+            bindings = <
+&none  &none  &none  &none  &none  &none  &kp HOME  &kp PAGE_DOWN  &kp PAGE_UP  &kp END  &none  &none  &none  &trans  &trans  &trans  &trans  &none  &kp LEFT  &kp DOWN  &kp UP  &kp RIGHT  &none  &none  &none  &none  &none  &none  &none  &none  &mkp MB4  &none  &none  &mkp MB5  &none  &none  &none  &none  &none  &none  &none  &none
+            >;
+        };
+
+        fkeys {
+            display-name = "fkeys";
+            bindings = <
+&kp F18  &kp F15  &kp F7  &kp F8  &kp F9  &kp F12  &none  &none  &none  &none  &none  &none  &kp F17  &kp F14  &kp F4  &kp F5  &kp F6  &kp F11  &none  &trans  &trans  &trans  &trans  &none  &kp F16  &kp F13  &kp F1  &kp F2  &kp F3  &kp F10  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none
+            >;
+        };
+
+        media {
+            display-name = "media";
+            bindings = <
+&bt BT_CLR  &none  &to 0  &to 1  &none  &none  &none  &kp C_BRIGHTNESS_DEC  &kp C_BRIGHTNESS_INC  &none  &none  &none  &none  &none  &bt BT_SEL 3  &bt BT_SEL 4  &none  &none  &kp C_PREVIOUS  &kp C_VOL_DN  &kp C_VOLUME_UP  &kp C_NEXT  &none  &none  &studio_unlock  &none  &bt_home  &bt_work  &bt BT_SEL 2  &none  &none  &kp C_MUTE  &none  &none  &none  &none  &none  &none  &none  &kp C_STOP  &kp C_PLAY  &none
+            >;
+        };
+
+        mouse_mac {
+            display-name = "mouse";
+            bindings = <
+&none  &none  &none  &none  &none  &none  &msc SCRL_RIGHT  &msc SCRL_UP  &msc SCRL_DOWN  &msc SCRL_LEFT  &none  &none  &none  &trans  &trans  &trans  &trans  &none  &mmv MOVE_LEFT  &mmv MOVE_DOWN  &mmv MOVE_UP  &mmv MOVE_RIGHT  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &mkp RCLK  &mkp LCLK  &mkp MCLK
+            >;
+        };
+
+        mouse_win {
+            display-name = "mouse";
+            bindings = <
+&none  &none  &none  &none  &none  &none  &msc SCRL_LEFT  &msc SCRL_DOWN  &msc SCRL_UP  &msc SCRL_RIGHT  &none  &none  &none  &trans  &trans  &trans  &trans  &none  &mmv MOVE_LEFT  &mmv MOVE_DOWN  &mmv MOVE_UP  &mmv MOVE_RIGHT  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &none  &mkp RCLK  &mkp LCLK  &mkp MCLK
+            >;
+        };
+
+        lextra1 { status = "reserved"; };
+
+        lextra2 { status = "reserved"; };
+    };
+};
+

biantin/config/west.yml

@@ -0,0 +1,48 @@
+manifest:
+  remotes:
+    - name: zmkfirmware
+      url-base: https://github.com/zmkfirmware
+    # Additional modules containing boards/shields/custom code can be listed here as well
+    # See https://docs.zephyrproject.org/3.2.0/develop/west/manifest.html#projects
+  projects:
+    - name: zmk
+      remote: zmkfirmware
+      revision: v0.3
+      import: app/west.yml
+  self:
+    path: config
+
+# manifest:
+#   remotes:
+#     - name: zmkfirmware
+#       url-base: https://github.com/zmkfirmware
+#   projects:
+#     - name: zmk
+#       remote: zmkfirmware
+#       revision: ac7f75b8591d39aaf3b66b9d26f26c9ed921a009  # main
+#       import: app/west.yml
+#     - name: zephyr
+#       remote: zmkfirmware
+#       revision: ec36516990d40355238db3049bc1709191f99b4e  # v4.1.0+zmk-fixes
+#       import:
+#         name-blocklist:
+#           - ci-tools
+#           - hal_altera
+#           - hal_cypress
+#           - hal_infineon
+#           - hal_microchip
+#           - hal_nxp
+#           - hal_openisa
+#           - hal_silabs
+#           - hal_xtensa
+#           - hal_st
+#           - hal_ti
+#           - loramac-node
+#           - mcuboot
+#           - mcumgr
+#           - net-tools
+#           - openthread
+#           - edtt
+#           - trusted-firmware-m
+#   self:
+#     path: config

biantin/flake.lock

@@ -0,0 +1,48 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1772082373,
+        "narHash": "sha256-wySf8a6hvuqgFdwvvzPPTARBCMLDz7WFAufGkllD1M4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "26eaeac4e409d7b5a6bf6f90a2a2dc223c78d915",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "zmk-nix": "zmk-nix"
+      }
+    },
+    "zmk-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1771721465,
+        "narHash": "sha256-/47/2x3rXdbBLo5Rp1wFDqE+DBTxL9uhKnIGa+onzec=",
+        "owner": "lilyinstarlight",
+        "repo": "zmk-nix",
+        "rev": "c53f8e1775f9c15baa40179a4565126137940b13",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lilyinstarlight",
+        "repo": "zmk-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

biantin/flake.nix

@@ -0,0 +1,51 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+    zmk-nix = {
+      url = "github:lilyinstarlight/zmk-nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, zmk-nix }: let
+    forAllSystems = nixpkgs.lib.genAttrs (nixpkgs.lib.attrNames zmk-nix.packages);
+  in {
+    packages = forAllSystems (system: let pkgs = nixpkgs.legacyPackages.${system}; in rec {
+      default = firmware;
+
+      firmware = zmk-nix.legacyPackages.${system}.buildSplitKeyboard {
+        name = "firmware";
+
+        src = nixpkgs.lib.sourceFilesBySuffices self [ "Kconfig" ".board" ".cmake" ".conf" ".defconfig" ".dts" ".dtsi" ".json" ".keymap" ".overlay" ".shield" ".yml" "_defconfig" ];
+
+        board = "piantor_pro_bt_%PART%";
+        shield = "nice_view";
+
+        zephyrSnippets = [ "studio-rpc-usb-uart" ];
+        extraCmakeFlags = [ "-DCONFIG_ZMK_STUDIO=y" ];
+
+        zephyrDepsHash = "sha256-gsqiTDJLAihVyBXVFlgXwqRmlREcFJctKpl4tEWmVlY=";
+
+        meta = {
+          description = "ZMK firmware";
+          license = nixpkgs.lib.licenses.mit;
+          platforms = nixpkgs.lib.platforms.all;
+        };
+
+        nativeBuildInputs = [
+          pkgs.python3Packages.setuptools
+          pkgs.python3Packages.protobuf
+          pkgs.protobuf
+        ];
+      };
+
+      flash = zmk-nix.packages.${system}.flash.override { inherit firmware; };
+      update = zmk-nix.packages.${system}.update;
+    });
+
+    devShells = forAllSystems (system: {
+      default = zmk-nix.devShells.${system}.default;
+    });
+  };
+}

biantin/zephyr/module.yml

@@ -0,0 +1,3 @@
+build:
+  settings:
+    board_root: .