diff --git a/doc/plugin/Hardware-Model01.md b/doc/plugin/Hardware-Model01.md
new file mode 100644
index 00000000..b0b985b8
--- /dev/null
+++ b/doc/plugin/Hardware-Model01.md
@@ -0,0 +1,7 @@
+# Kaleidoscope-Hardware-Model01
+
+This is a plugin for [Kaleidoscope][fw], that adds hardware support for
+the [Keyboardio Model01][kbdio:model01].
+
+ [fw]: https://github.com/keyboardio/Kaleidoscope
+ [kbdio:model01]: https://shop.keyboard.io/
diff --git a/src/Kaleidoscope-Hardware-Model01.h b/src/Kaleidoscope-Hardware-Model01.h
new file mode 100644
index 00000000..5671a34d
--- /dev/null
+++ b/src/Kaleidoscope-Hardware-Model01.h
@@ -0,0 +1,20 @@
+/* -*- mode: c++ -*-
+ * Kaleidoscope-Hardware-Model01 -- Keyboard.io Model01 hardware support for Kaleidoscope
+ * Copyright (C) 2017-2018 Keyboard.io, Inc
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see .
+ */
+
+#pragma once
+
+#include "kaleidoscope/hardware/Model01.h"
diff --git a/src/kaleidoscope/hardware/Model01.cpp b/src/kaleidoscope/hardware/Model01.cpp
new file mode 100644
index 00000000..7c9dc4c0
--- /dev/null
+++ b/src/kaleidoscope/hardware/Model01.cpp
@@ -0,0 +1,316 @@
+/* -*- mode: c++ -*-
+ * Kaleidoscope-Hardware-Model01 -- Keyboard.io Model01 hardware support for Kaleidoscope
+ * Copyright (C) 2017-2018 Keyboard.io, Inc
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see .
+ */
+
+#include
+#include
+#include
+
+namespace kaleidoscope {
+namespace hardware {
+
+KeyboardioScanner Model01::leftHand(0);
+KeyboardioScanner Model01::rightHand(3);
+bool Model01::isLEDChanged = true;
+keydata_t Model01::leftHandMask;
+keydata_t Model01::rightHandMask;
+
+static constexpr uint8_t key_led_map[4][16] = {
+ {3, 4, 11, 12, 19, 20, 26, 27, 36, 37, 43, 44, 51, 52, 59, 60},
+ {2, 5, 10, 13, 18, 21, 25, 28, 35, 38, 42, 45, 50, 53, 58, 61},
+ {1, 6, 9, 14, 17, 22, 24, 29, 34, 39, 41, 46, 49, 54, 57, 62},
+ {0, 7, 8, 15, 16, 23, 31, 30, 33, 32, 40, 47, 48, 55, 56, 63},
+};
+
+Model01::Model01(void) {
+
+}
+
+void Model01::enableScannerPower(void) {
+ // PC7
+ //pinMode(13, OUTPUT);
+ //digitalWrite(13, HIGH);
+ // Turn on power to the LED net
+ DDRC |= _BV(7);
+ PORTC |= _BV(7);
+
+}
+
+// This lets the keyboard pull up to 1.6 amps from
+// the host. That violates the USB spec. But it sure
+// is pretty looking
+void Model01::enableHighPowerLeds(void) {
+ // PE6
+ // pinMode(7, OUTPUT);
+ // digitalWrite(7, LOW);
+ DDRE |= _BV(6);
+ PORTE &= ~_BV(6);
+
+ // Set B4, the overcurrent check to an input with an internal pull-up
+ DDRB &= ~_BV(4); // set bit, input
+ PORTB &= ~_BV(4); // set bit, enable pull-up resistor
+
+
+
+}
+
+void Model01::setup(void) {
+ wdt_disable();
+ delay(100);
+ enableScannerPower();
+
+ // Consider not doing this until 30s after keyboard
+ // boot up, to make it easier to rescue things
+ // in case of power draw issues.
+ enableHighPowerLeds();
+ leftHandState.all = 0;
+ rightHandState.all = 0;
+
+ TWBR = 12; // This is 400mhz, which is the fastest we can drive the ATTiny
+}
+
+
+void Model01::setCrgbAt(uint8_t i, cRGB crgb) {
+ if (i < 32) {
+ cRGB oldColor = getCrgbAt(i);
+ isLEDChanged |= !(oldColor.r == crgb.r && oldColor.g == crgb.g && oldColor.b == crgb.b);
+
+ leftHand.ledData.leds[i] = crgb;
+ } else if (i < 64) {
+ cRGB oldColor = getCrgbAt(i);
+ isLEDChanged |= !(oldColor.r == crgb.r && oldColor.g == crgb.g && oldColor.b == crgb.b);
+
+ rightHand.ledData.leds[i - 32] = crgb;
+ } else {
+ // TODO(anyone):
+ // how do we want to handle debugging assertions about crazy user
+ // code that would overwrite other memory?
+ }
+}
+
+void Model01::setCrgbAt(byte row, byte col, cRGB color) {
+ setCrgbAt(key_led_map[row][col], color);
+}
+
+uint8_t Model01::getLedIndex(byte row, byte col) {
+ return key_led_map[row][col];
+}
+
+cRGB Model01::getCrgbAt(uint8_t i) {
+ if (i < 32) {
+ return leftHand.ledData.leds[i];
+ } else if (i < 64) {
+ return rightHand.ledData.leds[i - 32] ;
+ } else {
+ return {0, 0, 0};
+ }
+}
+
+void Model01::syncLeds() {
+ if (!isLEDChanged)
+ return;
+
+ leftHand.sendLEDData();
+ rightHand.sendLEDData();
+
+ leftHand.sendLEDData();
+ rightHand.sendLEDData();
+
+ leftHand.sendLEDData();
+ rightHand.sendLEDData();
+
+ leftHand.sendLEDData();
+ rightHand.sendLEDData();
+
+ isLEDChanged = false;
+}
+
+boolean Model01::ledPowerFault() {
+ if (PINB & _BV(4)) {
+ return true;
+ } else {
+ return false;
+ }
+}
+
+void debugKeyswitchEvent(keydata_t state, keydata_t previousState, uint8_t keynum, uint8_t row, uint8_t col) {
+ if (bitRead(state.all, keynum) != bitRead(previousState.all, keynum)) {
+ Serial.print("Looking at row ");
+ Serial.print(row);
+ Serial.print(", col ");
+ Serial.print(col);
+ Serial.print(" key # ");
+ Serial.print(keynum);
+ Serial.print(" ");
+ Serial.print(bitRead(previousState.all, keynum));
+ Serial.print(" -> ");
+ Serial.print(bitRead(state.all, keynum));
+ Serial.println();
+ }
+}
+
+
+void Model01::readMatrix() {
+ //scan the Keyboard matrix looking for connections
+ previousLeftHandState = leftHandState;
+ previousRightHandState = rightHandState;
+
+ if (leftHand.readKeys()) {
+ leftHandState = leftHand.getKeyData();
+ }
+
+ if (rightHand.readKeys()) {
+ rightHandState = rightHand.getKeyData();
+ }
+}
+
+void Model01::actOnHalfRow(byte row, byte colState, byte colPrevState, byte startPos) {
+ if ((colState != colPrevState) || (colState != 0)) {
+ for (byte col = 0; col < 8; col++) {
+ // Build up the key state for row, col
+ uint8_t keyState = ((bitRead(colPrevState, 0) << 0) |
+ (bitRead(colState, 0) << 1));
+ if (keyState)
+ handleKeyswitchEvent(Key_NoKey, row, startPos - col, keyState);
+
+ // Throw away the data we've just used, so we can read the next column
+ colState = colState >> 1;
+ colPrevState = colPrevState >> 1;
+ }
+ }
+}
+
+void Model01::actOnMatrixScan() {
+ for (byte row = 0; row < 4; row++) {
+ actOnHalfRow(row, leftHandState.rows[row], previousLeftHandState.rows[row], 7);
+ actOnHalfRow(row, rightHandState.rows[row], previousRightHandState.rows[row], 15);
+ }
+}
+
+
+void Model01::scanMatrix() {
+ readMatrix();
+ actOnMatrixScan();
+}
+
+void Model01::rebootBootloader() {
+ // Set the magic bits to get a Caterina-based device
+ // to reboot into the bootloader and stay there, rather
+ // than run move onward
+ //
+ // These values are the same as those defined in
+ // Caterina.c
+
+ uint16_t bootKey = 0x7777;
+ uint16_t *const bootKeyPtr = reinterpret_cast(0x0800);
+
+ // Stash the magic key
+ *bootKeyPtr = bootKey;
+
+ // Set a watchdog timer
+ wdt_enable(WDTO_120MS);
+
+ while (1) {} // This infinite loop ensures nothing else
+ // happens before the watchdog reboots us
+}
+
+// In the maskKey(), unMaskKey(), and isKeyMasked() functions, we read and write bits in
+// two bitfields -- one for each half of the keyboard. The fourth bit of the column number
+// tells us which bitfield (right or left) to access, thus the "8" (B00001000). The row
+// number tells us which element of the array to access. The last three bits of the column
+// number tell us which of the eight bits to access, thus the "7" (B00000111), and we
+// shift a bit starting from the left (B10000000, or 128) by that many places to get
+// there. This is all nice and convenient because the keyboard has 64 keys, in symmetric
+// halves, with eight keys per logical row.
+
+constexpr byte HIGH_BIT = B10000000;
+constexpr byte HAND_BIT = B00001000;
+constexpr byte ROW_BITS = B00110000;
+constexpr byte COL_BITS = B00000111;
+
+void Model01::maskKey(byte row, byte col) {
+ if (row >= ROWS || col >= COLS)
+ return;
+
+ if (col & HAND_BIT) {
+ rightHandMask.rows[row] |= (HIGH_BIT >> (col & COL_BITS));
+ } else {
+ leftHandMask.rows[row] |= (HIGH_BIT >> (col & COL_BITS));
+ }
+}
+
+void Model01::unMaskKey(byte row, byte col) {
+ if (row >= ROWS || col >= COLS)
+ return;
+
+ if (col & HAND_BIT) {
+ rightHandMask.rows[row] &= ~(HIGH_BIT >> (col & COL_BITS));
+ } else {
+ leftHandMask.rows[row] &= ~(HIGH_BIT >> (col & COL_BITS));
+ }
+}
+
+bool Model01::isKeyMasked(byte row, byte col) {
+ if (row >= ROWS || col >= COLS)
+ return false;
+
+ if (col & HAND_BIT) {
+ return rightHandMask.rows[row] & (HIGH_BIT >> (col & COL_BITS));
+ } else {
+ return leftHandMask.rows[row] & (HIGH_BIT >> (col & COL_BITS));
+ }
+}
+
+void Model01::maskHeldKeys(void) {
+ memcpy(leftHandMask.rows, leftHandState.rows, sizeof(leftHandMask));
+ memcpy(rightHandMask.rows, rightHandState.rows, sizeof(rightHandMask));
+}
+
+
+void Model01::setKeyscanInterval(uint8_t interval) {
+ leftHand.setKeyscanInterval(interval);
+ rightHand.setKeyscanInterval(interval);
+}
+
+void Model01::detachFromHost() {
+ UDCON |= (1 << DETACH);
+}
+
+void Model01::attachToHost() {
+ UDCON &= ~(1 << DETACH);
+}
+
+bool Model01::isKeyswitchPressed(byte row, byte col) {
+ if (col <= 7) {
+ return (bitRead(leftHandState.rows[row], 7 - col) != 0);
+ } else {
+ return (bitRead(rightHandState.rows[row], 7 - (col - 8)) != 0);
+ }
+}
+
+bool Model01::isKeyswitchPressed(uint8_t keyIndex) {
+ keyIndex--;
+ return isKeyswitchPressed(keyIndex / COLS, keyIndex % COLS);
+}
+
+uint8_t Model01::pressedKeyswitchCount() {
+ return __builtin_popcountl(leftHandState.all) + __builtin_popcountl(rightHandState.all);
+}
+
+}
+}
+
+HARDWARE_IMPLEMENTATION KeyboardHardware;
diff --git a/src/kaleidoscope/hardware/Model01.h b/src/kaleidoscope/hardware/Model01.h
new file mode 100644
index 00000000..7cb9717a
--- /dev/null
+++ b/src/kaleidoscope/hardware/Model01.h
@@ -0,0 +1,322 @@
+/* -*- mode: c++ -*-
+ * Kaleidoscope-Hardware-Model01 -- Keyboard.io Model01 hardware support for Kaleidoscope
+ * Copyright (C) 2017-2018 Keyboard.io, Inc
+ *
+ * This program is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation, version 3.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see .
+ */
+
+#pragma once
+
+#include
+
+#define HARDWARE_IMPLEMENTATION kaleidoscope::hardware::Model01
+#include "Kaleidoscope-HIDAdaptor-KeyboardioHID.h"
+#include "KeyboardioScanner.h"
+
+#include "kaleidoscope/macro_helpers.h"
+
+#define COLS 16
+#define ROWS 4
+
+#define CRGB(r,g,b) (cRGB){b, g, r}
+
+namespace kaleidoscope {
+namespace hardware {
+
+class Model01 {
+ public:
+ Model01(void);
+ void syncLeds(void);
+ void setCrgbAt(byte row, byte col, cRGB color);
+ void setCrgbAt(uint8_t i, cRGB crgb);
+ cRGB getCrgbAt(uint8_t i);
+ uint8_t getLedIndex(byte row, byte col);
+
+ void scanMatrix(void);
+ void readMatrix(void);
+ void actOnMatrixScan(void);
+ void setup();
+ void rebootBootloader();
+
+
+ /** Detaching from / attaching to the host.
+ *
+ * These two functions should detach the device from (or attach it to) the
+ * host, preferably without rebooting the device. Their purpose is to allow
+ * one to do some configuration inbetween, so the re-attach happens with
+ * different properties. The device remains powered between these operations,
+ * only the connection to the host gets severed.
+ */
+ void detachFromHost();
+ void attachToHost();
+
+ /* These public functions are things supported by the Model 01, but
+ * aren't necessarily part of the Kaleidoscope API
+ */
+ void enableHighPowerLeds(void);
+ void enableScannerPower(void);
+ void setKeyscanInterval(uint8_t interval);
+ boolean ledPowerFault(void);
+
+ /* Key masking
+ * -----------
+ *
+ * There are situations when one wants to ignore key events for a while, and
+ * mask them out. These functions help do that. In isolation, they do nothing,
+ * plugins and the core firmware is expected to make use of these.
+ *
+ * See `handleKeyswitchEvent` in the Kaleidoscope sources for a use-case.
+ */
+ void maskKey(byte row, byte col);
+ void unMaskKey(byte row, byte col);
+ bool isKeyMasked(byte row, byte col);
+ void maskHeldKeys(void);
+
+ /** Key switch states
+ *
+ * These methods offer a way to peek at the key switch states, for those cases
+ * where we need to deal with the state closest to the hardware. Some methods
+ * offer a way to check if a key is pressed, others return the number of
+ * pressed keys.
+ */
+ /**
+ * Check if a key is pressed at a given position.
+ *
+ * @param row is the row the key is located at in the matrix.
+ * @param col is the column the key is located at in the matrix.
+ *
+ * @returns true if the key is pressed, false otherwise.
+ */
+ bool isKeyswitchPressed(byte row, byte col);
+ /**
+ * Check if a key is pressed at a given position.
+ *
+ * @param keyIndex is the key index, as calculated by `keyIndex`.
+ *
+ * @note Key indexes start at 1, not 0!
+ *
+ * @returns true if the key is pressed, false otherwise.
+ */
+ bool isKeyswitchPressed(uint8_t keyIndex);
+ /**
+ * Check the number of key switches currently pressed.
+ *
+ * @returns the number of keys pressed.
+ */
+ uint8_t pressedKeyswitchCount();
+
+ keydata_t leftHandState;
+ keydata_t rightHandState;
+ keydata_t previousLeftHandState;
+ keydata_t previousRightHandState;
+
+ private:
+ static void actOnHalfRow(byte row, byte colState, byte colPrevState, byte startPos);
+
+ static bool isLEDChanged;
+ static KeyboardioScanner leftHand;
+ static KeyboardioScanner rightHand;
+
+ static keydata_t leftHandMask;
+ static keydata_t rightHandMask;
+};
+
+}
+}
+
+#ifndef DOXYGEN_SHOULD_SKIP_THIS
+
+/* To be used by the hardware implementations, `keyIndex` tells us the index of
+ * a key, from which we can figure out the row and column as needed. The index
+ * starts at one, so that plugins that work with a list of key indexes can use
+ * zero as a sentinel. This is important, because when we initialize arrays with
+ * fewer elements than the declared array size, the remaining elements will be
+ * zero. We can use this to avoid having to explicitly add a sentinel in
+ * user-facing code.
+ */
+constexpr byte keyIndex(byte row, byte col) {
+ return row * COLS + col + 1;
+}
+
+constexpr byte R0C0 = keyIndex(0, 0);
+constexpr byte R0C1 = keyIndex(0, 1);
+constexpr byte R0C2 = keyIndex(0, 2);
+constexpr byte R0C3 = keyIndex(0, 3);
+constexpr byte R0C4 = keyIndex(0, 4);
+constexpr byte R0C5 = keyIndex(0, 5);
+constexpr byte R0C6 = keyIndex(0, 6);
+constexpr byte R0C7 = keyIndex(0, 7);
+constexpr byte R1C0 = keyIndex(1, 0);
+constexpr byte R1C1 = keyIndex(1, 1);
+constexpr byte R1C2 = keyIndex(1, 2);
+constexpr byte R1C3 = keyIndex(1, 3);
+constexpr byte R1C4 = keyIndex(1, 4);
+constexpr byte R1C5 = keyIndex(1, 5);
+constexpr byte R1C6 = keyIndex(1, 6);
+constexpr byte R1C7 = keyIndex(1, 7);
+constexpr byte R2C0 = keyIndex(2, 0);
+constexpr byte R2C1 = keyIndex(2, 1);
+constexpr byte R2C2 = keyIndex(2, 2);
+constexpr byte R2C3 = keyIndex(2, 3);
+constexpr byte R2C4 = keyIndex(2, 4);
+constexpr byte R2C5 = keyIndex(2, 5);
+constexpr byte R2C6 = keyIndex(2, 6);
+constexpr byte R2C7 = keyIndex(2, 7);
+constexpr byte R3C0 = keyIndex(3, 0);
+constexpr byte R3C1 = keyIndex(3, 1);
+constexpr byte R3C2 = keyIndex(3, 2);
+constexpr byte R3C3 = keyIndex(3, 3);
+constexpr byte R3C4 = keyIndex(3, 4);
+constexpr byte R3C5 = keyIndex(3, 5);
+constexpr byte R3C6 = keyIndex(3, 6);
+constexpr byte R3C7 = keyIndex(3, 7);
+
+constexpr byte R0C8 = keyIndex(0, 8);
+constexpr byte R0C9 = keyIndex(0, 9);
+constexpr byte R0C10 = keyIndex(0, 10);
+constexpr byte R0C11 = keyIndex(0, 11);
+constexpr byte R0C12 = keyIndex(0, 12);
+constexpr byte R0C13 = keyIndex(0, 13);
+constexpr byte R0C14 = keyIndex(0, 15);
+constexpr byte R0C15 = keyIndex(0, 16);
+constexpr byte R1C8 = keyIndex(1, 8);
+constexpr byte R1C9 = keyIndex(1, 9);
+constexpr byte R1C10 = keyIndex(1, 10);
+constexpr byte R1C11 = keyIndex(1, 11);
+constexpr byte R1C12 = keyIndex(1, 12);
+constexpr byte R1C13 = keyIndex(1, 13);
+constexpr byte R1C14 = keyIndex(1, 14);
+constexpr byte R1C15 = keyIndex(1, 15);
+constexpr byte R2C8 = keyIndex(2, 8);
+constexpr byte R2C9 = keyIndex(2, 9);
+constexpr byte R2C10 = keyIndex(2, 10);
+constexpr byte R2C11 = keyIndex(2, 11);
+constexpr byte R2C12 = keyIndex(2, 12);
+constexpr byte R2C13 = keyIndex(2, 13);
+constexpr byte R2C14 = keyIndex(2, 14);
+constexpr byte R2C15 = keyIndex(2, 15);
+constexpr byte R3C8 = keyIndex(3, 8);
+constexpr byte R3C9 = keyIndex(3, 9);
+constexpr byte R3C10 = keyIndex(3, 10);
+constexpr byte R3C11 = keyIndex(3, 11);
+constexpr byte R3C12 = keyIndex(3, 12);
+constexpr byte R3C13 = keyIndex(3, 13);
+constexpr byte R3C14 = keyIndex(3, 14);
+constexpr byte R3C15 = keyIndex(3, 15);
+
+
+#define LED_COUNT 64
+
+
+#define LED_PGDN 0
+#define LED_PGUP 1
+#define LED_BACKTICK 2
+#define LED_PROG 3
+#define LED_1 4
+#define LED_Q 5
+#define LED_A 6
+#define LED_Z 7
+#define LED_X 8
+#define LED_S 9
+#define LED_W 10
+#define LED_2 11
+#define LED_3 12
+#define LED_E 13
+#define LED_D 14
+#define LED_C 15
+#define LED_V 16
+#define LED_F 17
+#define LED_R 18
+#define LED_4 19
+#define LED_5 20
+#define LED_T 21
+#define LED_G 22
+#define LED_B 23
+#define LED_ESC 24
+#define LED_TAB 25
+#define LED_LED 26
+#define LED_L_CTRL 27
+#define LED_BKSP 28
+#define LED_CMD 29
+#define LED_L_SHIFT 30
+#define LED_L_FN 31
+#define LED_R_FN 32
+#define LED_R_SHIFT 33
+#define LED_ALT 34
+#define LED_SPACE 35
+#define LED_R_CTRL 36
+#define LED_ANY 37
+#define LED_RETURN 38
+#define LED_BUTTERFLY 39
+#define LED_N 40
+#define LED_H 41
+#define LED_Y 42
+#define LED_6 43
+#define LED_7 44
+#define LED_U 45
+#define LED_J 46
+#define LED_M 47
+#define LED_COMMA 48
+#define LED_K 49
+#define LED_I 50
+#define LED_8 51
+#define LED_9 52
+#define LED_O 53
+#define LED_L 54
+#define LED_PERIOD 55
+#define LED_SLASH 56
+#define LED_SEMICOLON 57
+#define LED_P 58
+#define LED_0 59
+#define LED_NUM 60
+#define LED_EQUALS 61
+#define LED_APOSTROPHE 62
+#define LED_MINUS 63
+
+#endif /* DOXYGEN_SHOULD_SKIP_THIS */
+
+
+#define KEYMAP_STACKED( \
+ r0c0, r0c1, r0c2, r0c3, r0c4, r0c5, r0c6, \
+ r1c0, r1c1, r1c2, r1c3, r1c4, r1c5, r1c6, \
+ r2c0, r2c1, r2c2, r2c3, r2c4, r2c5, \
+ r3c0, r3c1, r3c2, r3c3, r3c4, r3c5, r2c6, \
+ r0c7, r1c7, r2c7, r3c7, \
+ r3c6, \
+ \
+ r0c9, r0c10, r0c11, r0c12, r0c13, r0c14, r0c15, \
+ r1c9, r1c10, r1c11, r1c12, r1c13, r1c14, r1c15, \
+ r2c10, r2c11, r2c12, r2c13, r2c14, r2c15, \
+ r2c9, r3c10, r3c11, r3c12, r3c13, r3c14, r3c15, \
+ r3c8, r2c8, r1c8, r0c8, \
+ r3c9, ...) \
+ { \
+ {r0c0, r0c1, r0c2, r0c3, r0c4, r0c5, r0c6, r0c7, r0c8, r0c9, r0c10, r0c11, r0c12, r0c13, r0c14, r0c15}, \
+ {r1c0, r1c1, r1c2, r1c3, r1c4, r1c5, r1c6, r1c7, r1c8, r1c9, r1c10, r1c11, r1c12, r1c13, r1c14, r1c15}, \
+ {r2c0, r2c1, r2c2, r2c3, r2c4, r2c5, r2c6, r2c7, r2c8, r2c9, r2c10, r2c11, r2c12, r2c13, r2c14, r2c15}, \
+ {r3c0, r3c1, r3c2, r3c3, r3c4, r3c5, r3c6, r3c7, r3c8, r3c9, r3c10, r3c11, r3c12, r3c13, r3c14, RESTRICT_ARGS_COUNT((r3c15), 64, KEYMAP_STACKED, ##__VA_ARGS__)}, \
+ }
+
+#define KEYMAP( \
+ r0c0, r0c1, r0c2, r0c3, r0c4, r0c5, r0c6, r0c9, r0c10, r0c11, r0c12, r0c13, r0c14, r0c15, \
+ r1c0, r1c1, r1c2, r1c3, r1c4, r1c5, r1c6, r1c9, r1c10, r1c11, r1c12, r1c13, r1c14, r1c15, \
+ r2c0, r2c1, r2c2, r2c3, r2c4, r2c5, r2c10, r2c11, r2c12, r2c13, r2c14, r2c15, \
+ r3c0, r3c1, r3c2, r3c3, r3c4, r3c5, r2c6, r2c9, r3c10, r3c11, r3c12, r3c13, r3c14, r3c15, \
+ r0c7, r1c7, r2c7, r3c7, r3c8, r2c8, r1c8, r0c8, \
+ r3c6, r3c9, ...) \
+ { \
+ {r0c0, r0c1, r0c2, r0c3, r0c4, r0c5, r0c6, r0c7, r0c8, r0c9, r0c10, r0c11, r0c12, r0c13, r0c14, r0c15}, \
+ {r1c0, r1c1, r1c2, r1c3, r1c4, r1c5, r1c6, r1c7, r1c8, r1c9, r1c10, r1c11, r1c12, r1c13, r1c14, r1c15}, \
+ {r2c0, r2c1, r2c2, r2c3, r2c4, r2c5, r2c6, r2c7, r2c8, r2c9, r2c10, r2c11, r2c12, r2c13, r2c14, r2c15}, \
+ {r3c0, r3c1, r3c2, r3c3, r3c4, r3c5, r3c6, r3c7, r3c8, r3c9, r3c10, r3c11, r3c12, r3c13, r3c14, RESTRICT_ARGS_COUNT((r3c15), 64, KEYMAP, ##__VA_ARGS__)}, \
+ }