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Created March 29, 2026 20:50
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Keychron Q2 ANSI Encoder (Q2N3Z) custom QMK keymap - Nav layer with vim HJKL, RGB layer indicators, 125ms tapping term
#pragma once
/* Enable per-key tapping term overrides via get_tapping_term() */
#define TAPPING_TERM_PER_KEY
/* Copyright 2021 @ Keychron (https://www.keychron.com)
*
* 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, either version 2 of the License, or
* (at your option) any later version.
*
* 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 <http://www.gnu.org/licenses/>.
*/
/*
* Custom keymap for the Keychron Q2 ANSI Encoder (Q2N3Z)
*
* Changes from the default keymap:
*
* BASE LAYERS (MAC_BASE & WIN_BASE):
* - Top-left key changed from Escape to Grave/Tilde (`/~)
* - Caps Lock replaced with Nav/Esc dual-role key:
* Hold = activate _NAV layer, Tap = Escape
* - Right Slash (/) replaced with Shift/Slash dual-role key:
* Hold = Right Shift, Tap = Slash (/)
* Uses a very short 35ms tapping term for fast typing
* - MO(_FN3) on bottom row replaced with Right Ctrl
*
* _NAV LAYER (hold Caps Lock to activate):
* Vim-style navigation on the right hand:
*
* Y(Home) U(PgDn) I(PgUp) O(End) Del->PgUp
* H(Left) J(Down) K(Up) L(Right) Home->PgDn
*
* Del and Home keys on the right column also become PgUp/PgDn
* for easy one-finger access.
*
* OTHER:
* - RGB backlighting disabled on keyboard startup
*
* ENCODER (volume knob):
* - Base layers: Volume down/up on turn, Mute on press
* - FN1/FN2: RGB brightness down/up on turn, RGB toggle on press
*/
#include QMK_KEYBOARD_H
enum layers {
MAC_BASE,
WIN_BASE,
_NAV,
_FN1,
_FN2,
_FN3
};
#define KC_TASK LGUI(KC_TAB)
#define KC_FLXP LGUI(KC_E)
/* Hold = Right Shift, Tap = Slash (/) */
#define SFT_SLSH MT(MOD_RSFT, KC_SLSH)
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/*
* MAC_BASE: Default layer for macOS
*
* ,---------------------------------------------------------------. ,----.
* | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | - | = | Bksp | |Mute|
* |---------------------------------------------------------------| `----'
* | Tab | Q | W | E | R | T | Y | U | I | O | P | [ | ] | \ | |Del |
* |---------------------------------------------------------------| `----'
* |Nav/Esc| A | S | D | F | G | H | J | K | L | ; | ' | Enter | |Home|
* |---------------------------------------------------------------| `----'
* | Shift | Z | X | C | V | B | N | M | , | . |Sft//|Shft| Up |
* |---------------------------------------------------------------|
* |Ctrl |Opt |Cmd | Space |Cmd |FN1 |Ctrl|Lt|Dn|Rt|
* `---------------------------------------------------------------'
*/
[MAC_BASE] = LAYOUT_ansi_67(
KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_MUTE,
KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_DEL,
LT(_NAV, KC_ESC), KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, KC_HOME,
KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, SFT_SLSH, KC_RSFT, KC_UP,
KC_LCTL, KC_LOPT, KC_LCMD, KC_SPC, KC_RCMD, MO(_FN1), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
/* WIN_BASE: Same customizations as MAC_BASE but with Windows modifiers */
[WIN_BASE] = LAYOUT_ansi_67(
KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_MUTE,
KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_DEL,
LT(_NAV, KC_ESC), KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, KC_HOME,
KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, SFT_SLSH, KC_RSFT, KC_UP,
KC_LCTL, KC_LWIN, KC_LALT, KC_SPC, KC_RALT, MO(_FN2), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
/*
* _NAV: Navigation layer (hold Caps Lock to activate)
*
* Vim-style navigation on the right hand:
*
* ,---------------------------------------------------------------. ,----.
* | | | | | | | | | | | | | | | | |
* |---------------------------------------------------------------| `----'
* | | | | | | |Hom |PgDn|PgUp|End | | | | | |PgUp|
* |---------------------------------------------------------------| `----'
* | [NAV] | | | | | | <- | Dn | Up | -> | | | | |PgDn|
* |---------------------------------------------------------------| `----'
* | | | | | | | | | | | | | |
* |---------------------------------------------------------------|
* | | | | | | | | | | |
* `---------------------------------------------------------------'
*/
[_NAV] = LAYOUT_ansi_67(
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, KC_HOME, KC_PGDN, KC_PGUP, KC_END, _______, _______, _______, _______, KC_PGUP,
_______, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT, _______, _______, _______, KC_PGDN,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______),
/* _FN1: Mac function layer (hold FN1 to access)
* - Number row: Grave, Brightness, media controls, volume
* - Letters: RGB controls, NK toggle
* - Encoder press: RGB toggle
*/
[_FN1] = LAYOUT_ansi_67(
KC_GRV, KC_BRID, KC_BRIU, _______, _______, RM_VALD, RM_VALU, KC_MPRV, KC_MPLY, KC_MNXT, KC_MUTE, KC_VOLD, KC_VOLU, _______, RM_TOGG,
RM_TOGG, RM_NEXT, RM_VALU, RM_HUEU, RM_SATU, RM_SPDU, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, RM_PREV, RM_VALD, RM_HUED, RM_SATD, RM_SPDD, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, NK_TOGG, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______),
/* _FN2: Windows function layer (same as FN1 but adds Task View and File Explorer shortcuts) */
[_FN2] = LAYOUT_ansi_67(
KC_GRV, KC_BRID, KC_BRIU, KC_TASK, KC_FLXP, RM_VALD, RM_VALU, KC_MPRV, KC_MPLY, KC_MNXT, KC_MUTE, KC_VOLD, KC_VOLU, _______, RM_TOGG,
RM_TOGG, RM_NEXT, RM_VALU, RM_HUEU, RM_SATU, RM_SPDU, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, RM_PREV, RM_VALD, RM_HUED, RM_SATD, RM_SPDD, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, NK_TOGG, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______),
/* _FN3: F-key layer (F1-F12 on number row) */
[_FN3] = LAYOUT_ansi_67(
KC_TILD, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, _______, _______,
RM_TOGG, RM_NEXT, RM_VALU, RM_HUEU, RM_SATU, RM_SPDU, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, RM_PREV, RM_VALD, RM_HUED, RM_SATD, RM_SPDD, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______)
};
/* Encoder (volume knob) mappings per layer */
#if defined(ENCODER_MAP_ENABLE)
const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][NUM_DIRECTIONS] = {
[MAC_BASE] = { ENCODER_CCW_CW(KC_VOLD, KC_VOLU) }, /* Volume down / up */
[WIN_BASE] = { ENCODER_CCW_CW(KC_VOLD, KC_VOLU) }, /* Volume down / up */
[_NAV] = { ENCODER_CCW_CW(_______, _______) }, /* No action */
[_FN1] = { ENCODER_CCW_CW(RM_VALD, RM_VALU) }, /* RGB brightness down / up */
[_FN2] = { ENCODER_CCW_CW(RM_VALD, RM_VALU) }, /* RGB brightness down / up */
[_FN3] = { ENCODER_CCW_CW(_______, _______) }, /* No action */
};
#endif
/* Disable RGB backlighting on startup */
void keyboard_post_init_user(void) {
rgb_matrix_disable();
}
/* Light up all keys when _NAV or _FN1 layers are active, turn off when released */
layer_state_t layer_state_set_user(layer_state_t state) {
if (IS_LAYER_ON_STATE(state, _NAV)) {
rgb_matrix_enable_noeeprom();
rgb_matrix_mode_noeeprom(RGB_MATRIX_SOLID_COLOR);
rgb_matrix_sethsv_noeeprom(128, 255, 100); /* Teal */
} else if (IS_LAYER_ON_STATE(state, _FN1)) {
rgb_matrix_enable_noeeprom();
rgb_matrix_mode_noeeprom(RGB_MATRIX_SOLID_COLOR);
rgb_matrix_sethsv_noeeprom(180, 255, 100); /* Purple */
} else {
rgb_matrix_disable_noeeprom();
}
return state;
}
/* Per-key tapping term overrides */
uint16_t get_tapping_term(uint16_t keycode, keyrecord_t *record) {
switch (keycode) {
case SFT_SLSH:
/* Hold longer than 105ms = Right Shift, tap = Slash (/) */
return 125;
case LT(_NAV, KC_ESC):
/* Hold longer than 105ms = _NAV layer, tap = Escape */
return 125;
default:
return TAPPING_TERM;
}
}
ENCODER_MAP_ENABLE = yes
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