diff options
| -rw-r--r-- | keyboards/ergodox_ez/keymaps/bdk/config.h | 5 | ||||
| -rw-r--r-- | keyboards/ergodox_ez/keymaps/bdk/keymap.c | 176 | ||||
| -rw-r--r-- | keyboards/ergodox_ez/keymaps/bdk/readme.md | 36 | ||||
| -rw-r--r-- | keyboards/ergodox_ez/keymaps/bdk/rules.mk | 3 |
4 files changed, 220 insertions, 0 deletions
diff --git a/keyboards/ergodox_ez/keymaps/bdk/config.h b/keyboards/ergodox_ez/keymaps/bdk/config.h new file mode 100644 index 000000000..e824b7310 --- /dev/null +++ b/keyboards/ergodox_ez/keymaps/bdk/config.h @@ -0,0 +1,5 @@ +#pragma once + +#define ONESHOT_TAP_TOGGLE 2 +#define ONESHOT_TIMEOUT 167 +#define FORCE_NKRO diff --git a/keyboards/ergodox_ez/keymaps/bdk/keymap.c b/keyboards/ergodox_ez/keymaps/bdk/keymap.c new file mode 100644 index 000000000..20af6c18e --- /dev/null +++ b/keyboards/ergodox_ez/keymaps/bdk/keymap.c @@ -0,0 +1,176 @@ +#include QMK_KEYBOARD_H + +#define SHIFT_DOWN() (get_mods() & (MOD_BIT(KC_LSFT)|MOD_BIT(KC_RSFT))) +#define KC_FKEYS MO(FKEYS) + +// Layers +enum { + BASE=0, + SYMNUM, // Symbols and numbers (activated by holding enter) + FKEYS, // Function keys (activated by a thumb button) +}; + +// counter that increments on all key press events. This is needed for our LT +// handling +uint16_t press_counter = 0; + +const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { + +// Keymap 0: Base layer + +[BASE] = LAYOUT_ergodox( + // left hand --------------------------------------------------------------------------------------------------- + KC_NO, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_NO, + KC_GRV, KC_QUOT, KC_COMM, KC_DOT, KC_P, KC_Y, KC_LGUI, + KC_SLSH, KC_A, KC_O, KC_E, KC_U, KC_I, + KC_LSFT, KC_SCLN, KC_Q, KC_J, KC_K, KC_X, KC_HOME, + KC_LCTL, KC_LALT, KC_PGUP, KC_PGDN, KC_NO, + // left thumb -------------------------------------------------------------------------------------------------- + KC_NO, KC_NO, + KC_NO, + KC_SPC, KC_TAB, KC_FKEYS, + // right hand -------------------------------------------------------------------------------------------------- + KC_NO, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_NO, + KC_RGUI, KC_F, KC_G, KC_C, KC_R, KC_L, KC_BSLS, + KC_D, KC_H, KC_T, KC_N, KC_S, KC_MINS, + KC_END, KC_B, KC_M, KC_W, KC_V, KC_Z, KC_RSFT, + KC_LEFT, KC_UP, KC_DOWN, KC_RIGHT, KC_RCTL, + // right thumb ------------------------------------------------------------------------------------------------- + KC_NO, KC_NO, + KC_NO, + KC_DEL, KC_BSPC, KC_ENT +), +// SYMNUM -- numpad and function keys +[SYMNUM] = LAYOUT_ergodox( + // left hand --------------------------------------------------------------------------------------------------- + KC_TRNS, LALT(KC_1), LALT(KC_2), LALT(KC_3), LALT(KC_4), LALT(KC_5), KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_AMPR, KC_TRNS, KC_TRNS, + KC_TRNS, KC_LCBR, KC_LBRC, KC_LPRN, KC_0, KC_MINS, + KC_TRNS, KC_6, KC_7, KC_8, KC_9, KC_SLSH, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + // left thumb -------------------------------------------------------------------------------------------------- + KC_TRNS, KC_TRNS, + KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, + // right hand -------------------------------------------------------------------------------------------------- + KC_TRNS, LALT(KC_6), LALT(KC_7), LALT(KC_8), LALT(KC_9), LALT(KC_0), KC_TRNS, + KC_TRNS, KC_PERC, KC_EQL, KC_LT, KC_GT, KC_EXLM, KC_TRNS, + KC_PLUS, KC_1, KC_RPRN, KC_RBRC, KC_RCBR, KC_TRNS, + KC_TRNS, KC_ASTR, KC_2, KC_3, KC_4, KC_5, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + // right thumb ------------------------------------------------------------------------------------------------- + KC_TRNS, KC_TRNS, + KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS +), +// FKEYS -- function keys +[FKEYS] = LAYOUT_ergodox( + // left hand --------------------------------------------------------------------------------------------------- + KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + // left thumb -------------------------------------------------------------------------------------------------- + KC_TRNS, KC_TRNS, + KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, + // right hand -------------------------------------------------------------------------------------------------- + KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, + // right thumb ------------------------------------------------------------------------------------------------- + KC_TRNS, KC_TRNS, + KC_TRNS, + KC_TRNS, KC_TRNS, KC_TRNS +), +}; + +// Code to handle layer tap. +// +// The default code doesn't work for me, so I rolled my own code. The main +// difference is that it always tries to send modifier+key combination, rather +// than two keys. One place where this is noticable is if you tap the key, +// then try hold it. + +struct tap_start_info { + uint16_t timer; + uint16_t initial_press_counter; +}; + +static struct tap_start_info tap_start_infos[5]; + +// Quick check to see if a key is down. Note that this requires NKRO enabled +static bool key_down(uint8_t code) { + return (keyboard_report->nkro.bits[code>>3] & 1<<(code&7)) != 0; +} + +static bool handle_lt(uint16_t keycode, keyrecord_t *record, uint8_t layer, uint8_t index) { + struct tap_start_info* tap_start = tap_start_infos + index; + + if(record->event.pressed) { + layer_on(layer); + tap_start->timer = timer_read(); + tap_start->initial_press_counter = press_counter; + } else { + layer_off(layer); + // Only click the key if: + // - No other keys are pressed between the press and release events + // - The release happens before the ONESHOT_TIMEOUT + if(press_counter == tap_start->initial_press_counter && timer_elapsed(tap_start->timer) < ONESHOT_TIMEOUT) { + register_code16(keycode); + unregister_code16(keycode); + } + } + return false; +} + +static bool handle_mt(uint16_t keycode, keyrecord_t *record, uint8_t mods, uint8_t index) { + struct tap_start_info* tap_start = tap_start_infos + index; + + if(record->event.pressed) { + register_mods(mods); + tap_start->timer = timer_read(); + tap_start->initial_press_counter = press_counter; + } else { + unregister_mods(mods); + // Only click the key if: + // - No other keys are pressed between the press and release events + // - The release happens before the ONESHOT_TIMEOUT + if(press_counter == tap_start->initial_press_counter && timer_elapsed(tap_start->timer) < ONESHOT_TIMEOUT) { + register_code16(keycode); + unregister_code16(keycode); + } + } + return false; +} + +bool process_record_user(uint16_t keycode, keyrecord_t *record) { + if(record->event.pressed) { + press_counter++; + // The symbol layer allows sequences repeat the same "physical" key. + // For example "0)", which is like pressing the "0" key twice in a + // row. It's very easy to make a sequence of these where the ")" + // press comes before the "0" release. If that happens, force a + // release of the "0" key, otherwise nothing will happen. + uint8_t shortcode = keycode & 0xFF; + if(key_down(shortcode)) { + unregister_code(shortcode); + } + } + + switch(keycode) { + case KC_ENTER: + return handle_lt(keycode, record, SYMNUM, 0); + + case KC_TAB: + return handle_mt(keycode, record, MOD_BIT(KC_LCTL), 1); + + case KC_LSFT: + case KC_RSFT: + return handle_mt(KC_ESC, record, MOD_BIT(keycode), 2); + } + return true; +} diff --git a/keyboards/ergodox_ez/keymaps/bdk/readme.md b/keyboards/ergodox_ez/keymaps/bdk/readme.md new file mode 100644 index 000000000..36a211d32 --- /dev/null +++ b/keyboards/ergodox_ez/keymaps/bdk/readme.md @@ -0,0 +1,36 @@ +# The BDK Ergodox Keyboard Layout + +## Dvorak-based + +This was the first alternative layout I switched to and I don't want to change +again. + +## Mod-tap / Layer-tap is great for thumb keys + +This means a key that activates a layer/modifier when you hold it down, but +results in a keyclick when you tap it. Thumb keys are great for this since +they are good for both high-usage keys as well as modifiers. + +The one thing to avoid is when you mean to tap a key, but hit the next key +before you release, which results in the modifier/layer instead of a tap. To +avoid this, I chose Enter/Tab as the tap keys, since they aren't chorded +together with other keys often. + +The other issue is I found several problems with using the standard MT,LT code, +so I rolled my own to handle it. + +## Don't have too many layers + +My first layouts had multiple layers that I could switch to, but that +overloaded my brain. This layout basically only uses 1 extra layer. +Technically there's also a function key layer, but I only use those keys for +a handlful of things: boot order, rename, reload page, that's basically it. + +## Brackets should be easy to use + +There's a lot of ways to lay out a symbol layer. I organized mine around +making the {[()]} chars easy to use since they're so frequent in programming. +I put them all on the symbol layer home row. + +I also arranged the numbers so 0/1 were also on the symbol layer home row. +This makes for fairly easy chording of "[0]" and "[1]". diff --git a/keyboards/ergodox_ez/keymaps/bdk/rules.mk b/keyboards/ergodox_ez/keymaps/bdk/rules.mk new file mode 100644 index 000000000..6c5163623 --- /dev/null +++ b/keyboards/ergodox_ez/keymaps/bdk/rules.mk @@ -0,0 +1,3 @@ +# CONSOLE_ENABLE = yes +# DEBUG_ENABLE = yes +COMMAND_ENABLE = no |