[Keyboard] Lagrange handwired keyboard (#11374)

* [Keyboard] Add the Lagrange keyboard

* Covert the master side to use the SPI driver.

keyboards/handwired/lagrange/config.h

@@ -0,0 +1,48 @@
+/* Copyright 2020 Dimitris Papavasiliou <[email protected]>
+ *
+ * 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 3 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 <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0x2718
+#define DEVICE_VER 0x0001
+#define MANUFACTURER Dimitris Papavasiliou
+#define PRODUCT Lagrange
+
+#define EE_HANDS
+#define SPLIT_USB_DETECT
+
+/* key matrix size */
+#define MATRIX_ROWS 14
+#define MATRIX_COLS 6
+
+/* pin-out */
+#define MATRIX_ROW_PINS { E6, F1, F0, F4, F5, F6, F7 }
+#define MATRIX_COL_PINS { B4, B5, D7, B6, C6, D6 }
+#define MATRIX_ROW_PINS_RIGHT { B5, B4, D7, B6, C6, D6, D4 }
+#define MATRIX_COL_PINS_RIGHT { C7, F7, F6, F5, F4, F1 }
+#define UNUSED_PINS
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION ROW2COL
+
+#define DEBOUNCE 5
+
+#define LED_CAPS_LOCK_PIN D1
+#define LED_SCROLL_LOCK_PIN D2

keyboards/handwired/lagrange/info.json

@@ -0,0 +1,21 @@
+{
+ "keyboard_name": "Lagrange",
+ "url": "https://github.com/dpapavas/lagrange-keyboard",
+ "maintainer": "dpapavas",
+ "width": 19,
+ "height": 8.5,
+ "layouts": {
+ "LAYOUT": {
+ "layout": [
+ {"x":0, "y":0.75, "w":1.5}, {"x":1.5, "y":0.75}, {"x":2.5, "y":0.375}, {"x":3.5, "y":0}, {"x":4.5, "y":0.5}, {"x":5.5, "y":0.5}, {"x":12.5, "y":0.5}, {"x":13.5, "y":0.5}, {"x":14.5, "y":0}, {"x":15.5, "y":0.375}, {"x":16.5, "y":0.75}, {"x":17.5, "y":0.75, "w":1.5},
+ {"x":0, "y":1.75, "w":1.5}, {"x":1.5, "y":1.75}, {"x":2.5, "y":1.375}, {"x":3.5, "y":1}, {"x":4.5, "y":1.5}, {"x":5.5, "y":1.5}, {"x":12.5, "y":1.5}, {"x":13.5, "y":1.5}, {"x":14.5, "y":1}, {"x":15.5, "y":1.375}, {"x":16.5, "y":1.75}, {"x":17.5, "y":1.75, "w":1.5},
+ {"x":0, "y":2.75, "w":1.5}, {"x":1.5, "y":2.75}, {"x":2.5, "y":2.375}, {"x":3.5, "y":2}, {"x":4.5, "y":2.5}, {"x":5.5, "y":2.5}, {"x":12.5, "y":2.5}, {"x":13.5, "y":2.5}, {"x":14.5, "y":2}, {"x":15.5, "y":2.375}, {"x":16.5, "y":2.75}, {"x":17.5, "y":2.75, "w":1.5},
+ {"x":0, "y":3.75, "w":1.5}, {"x":1.5, "y":3.75}, {"x":2.5, "y":3.375}, {"x":3.5, "y":3}, {"x":4.5, "y":3.5}, {"x":5.5, "y":3.5}, {"x":12.5, "y":3.5}, {"x":13.5, "y":3.5}, {"x":14.5, "y":3}, {"x":15.5, "y":3.375}, {"x":16.5, "y":3.75}, {"x":17.5, "y":3.75, "w":1.5},
+ {"x":0, "y":4.75, "w":1.5}, {"x":2.5, "y":4.375}, {"x":3.5, "y":4}, {"x":14.5, "y":4}, {"x":15.5, "y":4.5}, {"x":17.5, "y":4.75, "w":1.5},
+ {"x":5, "y":5, "h":1.25}, {"x":6, "y":5, "h":1.5}, {"x":7, "y":5, "h":1.5}, {"x":8, "y":5.5}, {"x":10, "y":5.5}, {"x":11, "y":5, "h":1.5}, {"x":12, "y":5, "h":1.5}, {"x":13, "y":5, "h":1.25},
+ {"x":5, "y":7}, {"x":6, "y":6.5}, {"x":7, "y":7}, {"x":11, "y":7}, {"x":12, "y":6.5}, {"x":13, "y":7},
+ {"x":6, "y":7.5}, {"x":12, "y":7.5}
+ ]
+ }
+ }
+}

keyboards/handwired/lagrange/keymaps/default/keymap.c

@@ -0,0 +1,50 @@
+/* Copyright 2020 Dimitris Papavasiliou <[email protected]>
+ *
+ * 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 3 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+#define EQL_ALT MT(MOD_RALT, KC_EQL)
+#define MINS_ALT MT(MOD_LALT, KC_MINS)
+#define HOME_GUI MT(MOD_LGUI, KC_HOME)
+#define RGHT_GUI MT(MOD_RGUI, KC_RGHT)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0] = LAYOUT(
+ /* Left hand */ /* Right hand */
+
+ KC_GESC, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, TT(1),
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSLS,
+ KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT,
+ KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT,
+
+ KC_LCPO, KC_INS, KC_LBRC, MINS_ALT, KC_BSPC, KC_DEL, KC_PSCR, KC_PAUSE, KC_ENT, KC_SPC, EQL_ALT, KC_RBRC, KC_DEL, KC_RCPC,
+ HOME_GUI, KC_PGUP, KC_END, KC_LEFT, KC_UP, RGHT_GUI,
+ KC_PGDN, KC_DOWN
+ ),
+
+ [1] = LAYOUT(
+ /* Left hand */ /* Right hand */
+
+ KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, 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_F11,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 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, RESET, RESET, 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
+ ),
+};

keyboards/handwired/lagrange/keymaps/dpapavas/config.h

@@ -0,0 +1,23 @@
+/* Copyright 2020 Dimitris Papavasiliou <[email protected]>
+ *
+ * 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 3 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 <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#undef TAPPING_TERM
+#define TAPPING_TERM 175
+#define TAPPING_TERM_PER_KEY
+#define PERMISSIVE_HOLD_PER_KEY
+#define IGNORE_MOD_TAP_INTERRUPT

keyboards/handwired/lagrange/keymaps/dpapavas/keymap.c

@@ -0,0 +1,202 @@
+/* Copyright 2020 Dimitris Papavasiliou <[email protected]>
+ *
+ * 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 3 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+#define CAPS_SFT MT(MOD_LSFT, KC_CAPS)
+#define QUOT_SFT MT(MOD_RSFT, KC_QUOT)
+#define PSCR_SFT MT(MOD_LSFT, KC_PSCR)
+#define PAUSE_SFT MT(MOD_RSFT, KC_PAUSE)
+#define F_SFT MT(MOD_LSFT, KC_F)
+#define J_SFT MT(MOD_RSFT, KC_J)
+#define PGUP_GUI MT(MOD_LGUI, KC_PGUP)
+#define END_GUI MT(MOD_LGUI, KC_END)
+#define UP_GUI MT(MOD_RGUI, KC_UP)
+#define LEFT_GUI MT(MOD_RGUI, KC_LEFT)
+#define EQL_CTL MT(MOD_RCTL, KC_EQL)
+#define MINS_CTL MT(MOD_LCTL, KC_MINS)
+#define BSPC_ALT LALT_T(KC_BSPC)
+#define ENT_ALT LALT_T(KC_ENT)
+#define SPC_ALT RALT_T(KC_SPC)
+#define DEL_ALT RALT_T(KC_DEL)
+
+enum tapdance_keycodes {
+ TD_LEFT,
+ TD_RGHT,
+ TD_C_X
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0] = LAYOUT(
+ /* Left hand */ /* Right hand */
+
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_ESC,
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSLS,
+ CAPS_SFT, KC_A, KC_S, KC_D, F_SFT, KC_G, KC_H, J_SFT, KC_K, KC_L, KC_SCLN, QUOT_SFT,
+ PSCR_SFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, PAUSE_SFT,
+
+ TD(TD_LEFT), KC_INS, KC_LBRC, MINS_CTL, BSPC_ALT, DEL_ALT, TD(TD_C_X), TD(TD_C_X), ENT_ALT, SPC_ALT, EQL_CTL, KC_RBRC, KC_DEL, TD(TD_RGHT),
+ KC_HOME, PGUP_GUI, END_GUI, LEFT_GUI, UP_GUI, KC_RGHT,
+ KC_PGDN, KC_DOWN
+ ),
+
+ [1] = LAYOUT(
+ /* Left hand */ /* Right hand */
+
+ KC_TRNS, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, 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_F11,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 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, RESET, RESET, 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
+ ),
+};
+
+/* The following helper macros define tap dances that support
+ * separated press, release, tap and double-tap functions. */
+
+#define STEPS(DANCE) [DANCE] = ACTION_TAP_DANCE_FN_ADVANCED( \
+ NULL, \
+ dance_ ## DANCE ## _finished, \
+ dance_ ## DANCE ## _reset)
+
+#define CHOREOGRAPH(DANCE, PRESS, RELEASE, TAP, DOUBLETAP) \
+ static bool dance_ ## DANCE ## _pressed; \
+ \
+ void dance_ ## DANCE ## _finished(qk_tap_dance_state_t *state, void *user_data) { \
+ if (state->count == 1) { \
+ if (state->pressed) { \
+ dance_ ## DANCE ## _pressed = true; \
+ PRESS; \
+ } else { \
+ TAP; \
+ } \
+ } else if (state->count == 2) { \
+ if (!state->pressed) { \
+ DOUBLETAP; \
+ } \
+ } \
+ } \
+ \
+ void dance_ ## DANCE ## _reset(qk_tap_dance_state_t *state, void *user_data) { \
+ if (state->count == 1) { \
+ if (dance_ ## DANCE ## _pressed) { \
+ RELEASE; \
+ dance_ ## DANCE ## _pressed = false; \
+ } \
+ } \
+ }
+
+/* Define dance for left palm key. */
+
+CHOREOGRAPH(TD_LEFT,
+ layer_invert(1), /* Temporarily toggle layer when held. */
+ layer_invert(1),
+
+ /* Press and release both shifts on tap, to change
+ * keyboard layout (i.e. language). */
+
+ SEND_STRING(SS_DOWN(X_LSFT) SS_DOWN(X_RSFT)
+ SS_UP(X_LSFT) SS_UP(X_RSFT)),
+
+ layer_invert(1)); /* Toggle layer (permanently) on
+ * double-tap. */
+
+/* Define dance for right palm key. */
+
+CHOREOGRAPH(TD_RGHT,
+ layer_invert(1), /* Same as above */
+ layer_invert(1),
+ /* Send a complex macro: C-x C-s Mod-t up. (Save in
+ * Emacs, switch to terminal and recall previous command,
+ * hopefully a compile command.) */
+ SEND_STRING(SS_DOWN(X_LCTRL) SS_TAP(X_X) SS_TAP(X_S) SS_UP(X_LCTRL)
+ SS_DOWN(X_LGUI) SS_TAP(X_T) SS_UP(X_LGUI) SS_TAP(X_UP)),
+ layer_invert(1));
+
+/* This facilitates C-x chords in Emacs. Used as a modifier along
+ * with, say, the s-key, it saves, by sending C-x C-s. When tapped it
+ * just sends C-x. */
+
+CHOREOGRAPH(TD_C_X,
+ SEND_STRING(SS_DOWN(X_LCTRL) SS_TAP(X_X)),
+ SEND_STRING(SS_UP(X_LCTRL)),
+ SEND_STRING(SS_DOWN(X_LCTRL) SS_TAP(X_X) SS_UP(X_LCTRL)),);
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+ STEPS(TD_LEFT), STEPS(TD_RGHT), STEPS(TD_C_X)
+};
+
+/* Set a longer tapping term for palm keys to allow comfortable
+ * permanent layer toggle. Also set an essentially infinite tapping
+ * term for certain mod-tap keys one tends to keep pressed (such as
+ * space, backspace, etc.). This prevents sending the modifier
+ * keycode by accident (allowing re-tap to get repeated key-press)
+ * and, in combination with permissive hold, they can still be used
+ * fine as modifiers. */
+
+uint16_t get_tapping_term(uint16_t keycode, keyrecord_t *record) {
+ switch (keycode) {
+ case TD(TD_LEFT):
+ case TD(TD_RGHT):
+ return 250;
+ case BSPC_ALT:
+ case UP_GUI:
+ case LEFT_GUI:
+ return 5000;
+ default:
+ return TAPPING_TERM;
+ }
+}
+
+bool get_permissive_hold(uint16_t keycode, keyrecord_t *record) {
+ switch (keycode) {
+ case TD(TD_LEFT):
+ case TD(TD_RGHT):
+ case BSPC_ALT:
+ case UP_GUI:
+ case LEFT_GUI:
+ return true;
+ default:
+ return false;
+ }
+}
+
+/* Use the first LED to indicate the active layer. */
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+ writePin(D0, (get_highest_layer(state) > 0));
+
+ return state;
+}
+
+/* Cycle through the LEDs after initialization. */
+
+void keyboard_post_init_user(void) {
+ const pin_t pins[] = {D0, D1, D2};
+ uint8_t i, j;
+
+ for (i = 0 ; i < sizeof(pins) / sizeof(pins[0]) + 2 ; i += 1) {
+ for (j = 0 ; j < sizeof(pins) / sizeof(pins[0]) ; j += 1) {
+ setPinOutput(pins[j]);
+ writePin(pins[j], (j == i || j == i - 1));
+ }
+
+ wait_ms(100);
+ }
+}

keyboards/handwired/lagrange/keymaps/dpapavas/rules.mk

@@ -0,0 +1,4 @@
+# Enable additional features.
+
+DEBOUNCE_TYPE = sym_defer_pk
+TAP_DANCE_ENABLE = yes