--- /dev/null
+/*
+Copyright 2012,2013 Jun Wako <wakojun@gmail.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/>.
+*/
+#ifndef KEYMAP_COMMON_H
+#define KEYMAP_COMMON_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "keycode.h"
+#include "action.h"
+#include "action_code.h"
+#include "action_layer.h"
+#include "action_macro.h"
+#include "action_util.h"
+#include "report.h"
+#include "host.h"
+#include "print.h"
+#include "debug.h"
+#include "keymap.h"
+
+
+extern const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
+extern const uint16_t fn_actions[];
+
+
+#define KEYMAP( \
+ K31, K30, K00, K10, K11, K20, K21, K40, K41, K60, K61, K70, K71, K50, K51, \
+ K32, K01, K02, K13, K12, K23, K22, K42, K43, K62, K63, K73, K72, K52, \
+ K33, K04, K03, K14, K15, K24, K25, K45, K44, K65, K64, K74, K53, \
+ K34, K05, K06, K07, K16, K17, K26, K46, K66, K76, K75, K55, K54, \
+ K35, K36, K37, K57, K56 \
+) \
+{ \
+ { KC_##K00, KC_##K01, KC_##K02, KC_##K03, KC_##K04, KC_##K05, KC_##K06, KC_##K07 }, \
+ { KC_##K10, KC_##K11, KC_##K12, KC_##K13, KC_##K14, KC_##K15, KC_##K16, KC_##K17 }, \
+ { KC_##K20, KC_##K21, KC_##K22, KC_##K23, KC_##K24, KC_##K25, KC_##K26, KC_NO }, \
+ { KC_##K30, KC_##K31, KC_##K32, KC_##K33, KC_##K34, KC_##K35, KC_##K36, KC_##K37 }, \
+ { KC_##K40, KC_##K41, KC_##K42, KC_##K43, KC_##K44, KC_##K45, KC_##K46, KC_NO }, \
+ { KC_##K50, KC_##K51, KC_##K52, KC_##K53, KC_##K54, KC_##K55, KC_##K56, KC_##K57 }, \
+ { KC_##K60, KC_##K61, KC_##K62, KC_##K63, KC_##K64, KC_##K65, KC_##K66, KC_NO }, \
+ { KC_##K70, KC_##K71, KC_##K72, KC_##K73, KC_##K74, KC_##K75, KC_##K76, KC_NO } \
+}
+
+#endif
--- /dev/null
+/*
+ * Hasu: my personal keymap
+ */
+#include "keymap_common.h"
+
+
+#ifdef KEYMAP_SECTION_ENABLE
+const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] __attribute__ ((section (".keymap.keymaps"))) = {
+#else
+const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
+#endif
+ /* Layer 0: Default Layer
+ * ,-----------------------------------------------------------.
+ * |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =| \| `|
+ * |-----------------------------------------------------------|
+ * |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]|Backs|
+ * |-----------------------------------------------------------|
+ * |Contro| A| S| D| F| G| H| J| K| L|Fn3| '|Fn6 |
+ * |-----------------------------------------------------------|
+ * |Fn7 | Z| X| C| V| B| N| M| ,| .|Fn2|Shift |Fn1|
+ * `-----------------------------------------------------------'
+ * |Gui|Alt | Fn4 |Fn5 |Gui|
+ * `-------------------------------------------'
+ */
+ [0] = \
+ KEYMAP(ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSLS,GRV, \
+ TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSPC, \
+ LCTL,A, S, D, F, G, H, J, K, L, FN3, QUOT,FN6, \
+ FN7, Z, X, C, V, B, N, M, COMM,DOT, FN2, RSFT,FN1, \
+ LGUI,LALT, FN4, FN5, RGUI),
+
+ /* Layer 1: HHKB mode[HHKB Fn]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Caps | | | | | | | |Psc|Slk|Pus|Up | |Backs|
+ * |-----------------------------------------------------------|
+ * |Contro|VoD|VoU|Mut| | | *| /|Hom|PgU|Lef|Rig|Enter |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | | | +| -|End|PgD|Dow|Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui|Alt | Space |Alt |Gui|
+ * `-------------------------------------------'
+ */
+ [1] = \
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ CAPS,NO, NO, NO, NO, NO, NO, NO, PSCR,SLCK,PAUS, UP, NO, BSPC, \
+ LCTL,VOLD,VOLU,MUTE,NO, NO, PAST,PSLS,HOME,PGUP,LEFT,RGHT,ENT, \
+ LSFT,NO, NO, NO, NO, NO, PPLS,PMNS,END, PGDN,DOWN,RSFT,TRNS, \
+ LGUI,LALT, SPC, RALT,RGUI),
+
+ /* Layer 2: Vi mode[Slash]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Tab |Hom|PgD|Up |PgU|End|Hom|PgD|PgUlEnd| | | |Backs|
+ * |-----------------------------------------------------------|
+ * |Contro| |Lef|Dow|Rig| |Lef|Dow|Up |Rig| | |Return |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | | |Hom|PgD|PgUlEnd|Fn0|Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui|Alt | Space |Alt |Gui|
+ * `-------------------------------------------'
+ */
+ [2] = \
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ TAB, HOME,PGDN,UP, PGUP,END, HOME,PGDN,PGUP,END, NO, NO, NO, BSPC, \
+ LCTL,NO, LEFT,DOWN,RGHT,NO, LEFT,DOWN,UP, RGHT,NO, NO, ENT, \
+ LSFT,NO, NO, NO, NO, NO, HOME,PGDN,PGUP,END, TRNS,RSFT,NO, \
+ LGUI,LALT, SPC, RALT,RGUI),
+
+ /* Layer 3: Mouse mode(IJKL)[Semicolon]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Tab | | | | | |MwL|MwD|McU|MwU|MwR|Wbk|Wfr|Alt-T|
+ * |-----------------------------------------------------------|
+ * |Contro| | | | | |Mb2|McL|McD|McR|Fn | |Return |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | |Mb3|Mb2|Mb1|Mb4|Mb5| |Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui |Alt | Mb1 |Fn |Fn |
+ * `--------------------------------------------'
+ * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel8
+ */
+ [3] = \
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ FN8, NO, NO, NO, NO, NO, WH_L,WH_D,MS_U,WH_U,WH_R,WBAK,WFWD,FN8, \
+ LCTL,ACL0,ACL1,ACL2,ACL2,NO, NO, MS_L,MS_D,MS_R,TRNS,NO, ENT, \
+ LSFT,NO, NO, NO, NO, BTN3,BTN2,BTN1,BTN4,BTN5,NO, RSFT,NO, \
+ LGUI,LALT, BTN1, TRNS,TRNS),
+
+ /* Layer 5: Mouse mode(IJKL)[Space]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Tab | | | | | |MwL|MwD|McU|MwU|MwR|Wbk|Wfr|Alt-T|
+ * |-----------------------------------------------------------|
+ * |Contro| | | | | |Mb2|McL|McD|McR|Mb1| |Return |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | |Mb3|Mb2|Mb1|Mb4|Mb5| |Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui |Alt | Mb1 |Fn |Fn |
+ * `--------------------------------------------'
+ * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel8
+ */
+ [4] = \
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ FN8, NO, NO, NO, NO, NO, WH_L,WH_D,MS_U,WH_U,WH_R,WBAK,WFWD,FN8, \
+ LCTL,VOLD,VOLU,MUTE,NO, NO, NO, MS_L,MS_D,MS_R,BTN1,NO, ENT, \
+ LSFT,NO, NO, NO, NO, BTN3,BTN2,BTN1,BTN4,BTN5,NO, RSFT,NO, \
+ LGUI,LALT, TRNS, TRNS,TRNS),
+
+#if 0
+ /* Layer 3: Mouse mode(HJKL)[Semicolon]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Tab | | | | | |MwL|MwD|MwU|MwR| | | |Backs|
+ * |-----------------------------------------------------------|
+ * |Contro| | | | | |McL|McD|McU|McR|Fn0| |Return |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | |Mb3|Mb2|Mb1|Mb4|Mb5| |Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui |Alt | Mb1 |Alt |Fn0|
+ * `--------------------------------------------'
+ * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
+ */
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ TAB, NO, NO, NO, NO, NO, WH_L,WH_D,WH_U,WH_R,NO, NO, NO, BSPC, \
+ LCTL,NO, ACL0,ACL1,ACL2,NO, MS_L,MS_D,MS_U,MS_R,TRNS,QUOT,ENT, \
+ LSFT,NO, NO, NO, NO, BTN3,BTN2,BTN1,BTN4,BTN5,SLSH,RSFT,NO, \
+ LGUI,LALT, BTN1, RALT,TRNS),
+
+ /* Layer4: Mouse mode(HJKL)[Space]
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del|
+ * |-----------------------------------------------------------|
+ * |Tab | | | | | |MwL|MwD|MwU|MwR| |Wbk|Wfr|Alt-T|
+ * |-----------------------------------------------------------|
+ * |Contro| | | | | |McL|McD|McU|McR|Fn0| |Return |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | |Mb3|Mb2|Mb1|Mb4|Mb5| |Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui |Alt | Fn0 |Alt |Fn0|
+ * `--------------------------------------------'
+ * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
+ */
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ FN8, NO, NO, NO, NO, NO, WH_L,WH_D,WH_U,WH_R,NO, WBAK,WFWD,FN8, \
+ LCTL,NO, ACL0,ACL1,ACL2,NO, MS_L,MS_D,MS_U,MS_R,BTN1,NO, ENT, \
+ LSFT,NO, NO, NO, NO, BTN3,BTN2,BTN1,BTN4,BTN5,NO, RSFT,NO, \
+ LGUI,LALT, TRNS, RALT,RGUI),
+#endif
+#if 0
+ /* Layer x: Matias half-qwerty keyboard style[Space]
+ * ,-----------------------------------------------------------.
+ * | -| 0| 9| 8| 7| 6| 5| 4| 3| 2| 1| | | |Esc|
+ * |-----------------------------------------------------------|
+ * |Backs| P| O| I| U| Y| T| R| E| W| Q| | |Tab |
+ * |-----------------------------------------------------------|
+ * |Contro| ;| L| K| J| H| G| F| D| S| A|Con|Control |
+ * |-----------------------------------------------------------|
+ * |Shift | /| .| ,| M| N| B| V| C| X| Z|Shift | |
+ * `-----------------------------------------------------------'
+ * |Gui |Alt | Fn0 |Alt |Gui|
+ * `--------------------------------------------'
+ */
+ KEYMAP(MINS,0, 9, 8, 7, 6, 5, 4, 3, 2, 1, NO, NO, NO, ESC, \
+ BSPC,P, O, I, U, Y, T, R, E, W, Q, NO, NO, TAB, \
+ LCTL,SCLN,L, K, J, H, G, F, D, S, A, RCTL,RCTL, \
+ LSFT,SLSH,DOT, COMM,M, N, B, V, C, X, Z, RSFT,NO, \
+ LGUI,LALT, TRNS, RALT,RGUI),
+#endif
+};
+
+
+
+/* id for user defined functions */
+enum function_id {
+ LSHIFT_LPAREN,
+};
+
+enum macro_id {
+ HELLO,
+ VOLUP,
+ ALT_TAB,
+};
+
+
+/*
+ * Fn action definition
+ */
+#ifdef KEYMAP_SECTION_ENABLE
+const uint16_t fn_actions[] __attribute__ ((section (".keymap.fn_actions"))) = {
+#else
+const uint16_t fn_actions[] PROGMEM = {
+#endif
+ [0] = ACTION_DEFAULT_LAYER_SET(0), // Default layer(not used)
+ [1] = ACTION_LAYER_TAP_TOGGLE(1), // HHKB layer(toggle with 5 taps)
+ [2] = ACTION_LAYER_TAP_KEY(2, KC_SLASH), // Cursor layer with Slash*
+ [3] = ACTION_LAYER_TAP_KEY(3, KC_SCLN), // Mousekey layer with Semicolon*
+ [4] = ACTION_LAYER_TAP_KEY(4, KC_SPC), // Mousekey layer with Space
+ [5] = ACTION_LAYER_MOMENTARY(4), // Mousekey layer(IJKL)
+ [6] = ACTION_MODS_TAP_KEY(MOD_RCTL, KC_ENT), // RControl with tap Enter
+ [7] = ACTION_MODS_ONESHOT(MOD_LSFT), // Oneshot Shift
+ [8] = ACTION_MACRO(ALT_TAB), // Application switching
+
+// [x] = ACTION_LMOD_TAP_KEY(KC_LCTL, KC_BSPC), // LControl with tap Backspace
+// [x] = ACTION_LMOD_TAP_KEY(KC_LCTL, KC_ESC), // LControl with tap Esc
+// [x] = ACTION_FUNCTION_TAP(LSHIFT_LPAREN), // Function: LShift with tap '('
+// [x] = ACTION_MACRO(HELLO), // Macro: say hello
+// [x] = ACTION_MACRO(VOLUP), // Macro: media key
+};
+
+
+/*
+ * Macro definition
+ */
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+ switch (id) {
+ case HELLO:
+ return (record->event.pressed ?
+ MACRO( I(0), T(H), T(E), T(L), T(L), W(255), T(O), END ) :
+ MACRO_NONE );
+ case VOLUP:
+ return (record->event.pressed ?
+ MACRO( D(VOLU), U(VOLU), END ) :
+ MACRO_NONE );
+ case ALT_TAB:
+ return (record->event.pressed ?
+ MACRO( D(LALT), D(TAB), END ) :
+ MACRO( U(TAB), END ));
+ }
+ return MACRO_NONE;
+}
+
+
+
+/*
+ * user defined action function
+ */
+void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+ if (record->event.pressed) dprint("P"); else dprint("R");
+ dprintf("%d", record->tap.count);
+ if (record->tap.interrupted) dprint("i");
+ dprint("\n");
+
+ switch (id) {
+ case LSHIFT_LPAREN:
+ // Shift parentheses example: LShft + tap '('
+ // http://stevelosh.com/blog/2012/10/a-modern-space-cadet/#shift-parentheses
+ // http://geekhack.org/index.php?topic=41989.msg1304899#msg1304899
+ if (record->event.pressed) {
+ if (record->tap.count > 0 && !record->tap.interrupted) {
+ if (record->tap.interrupted) {
+ dprint("tap interrupted\n");
+ register_mods(MOD_BIT(KC_LSHIFT));
+ }
+ } else {
+ register_mods(MOD_BIT(KC_LSHIFT));
+ }
+ } else {
+ if (record->tap.count > 0 && !(record->tap.interrupted)) {
+ add_weak_mods(MOD_BIT(KC_LSHIFT));
+ send_keyboard_report();
+ register_code(KC_9);
+ unregister_code(KC_9);
+ del_weak_mods(MOD_BIT(KC_LSHIFT));
+ send_keyboard_report();
+ record->tap.count = 0; // ad hoc: cancel tap
+ } else {
+ unregister_mods(MOD_BIT(KC_LSHIFT));
+ }
+ }
+ break;
+ }
+}
--- /dev/null
+/*
+Copyright 2011 Jun Wako <wakojun@gmail.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/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "timer.h"
+#include "matrix.h"
+
+
+// Timer resolution check
+#if (1000000/TIMER_RAW_FREQ > 20)
+# error "Timer resolution(>20us) is not enough for HHKB matrix scan tweak on V-USB."
+#endif
+
+
+// matrix state buffer(1:on, 0:off)
+static matrix_row_t *matrix;
+static matrix_row_t *matrix_prev;
+static matrix_row_t _matrix0[MATRIX_ROWS];
+static matrix_row_t _matrix1[MATRIX_ROWS];
+
+
+// Matrix I/O ports
+//
+// row: HC4051[A,B,C] selects scan row0-7
+// col: LS145[A,B,C,D] selects scan col0-7 and enable(D)
+// key: on: 0/off: 1
+// prev: unknown: output previous key state(negated)?
+
+#if defined(__AVR_AT90USB1286__)
+// Ports for Teensy++
+// row: PB0-2
+// col: PB3-5,6
+// key: PE6(pull-uped)
+// prev: PE7
+#define KEY_INIT() do { \
+ DDRB |= 0x7F; \
+ DDRE |= (1<<7); \
+ DDRE &= ~(1<<6); \
+ PORTE |= (1<<6); \
+} while (0)
+#define KEY_SELECT(ROW, COL) (PORTB = (PORTB & 0xC0) | \
+ (((COL) & 0x07)<<3) | \
+ ((ROW) & 0x07))
+#define KEY_ENABLE() (PORTB &= ~(1<<6))
+#define KEY_UNABLE() (PORTB |= (1<<6))
+#define KEY_STATE() (PINE & (1<<6))
+#define KEY_PREV_ON() (PORTE |= (1<<7))
+#define KEY_PREV_OFF() (PORTE &= ~(1<<7))
+#define KEY_POWER_ON()
+#define KEY_POWER_OFF()
+
+#elif defined(__AVR_ATmega32U4__)
+// Ports for my designed Alt Controller PCB
+// row: PB0-2
+// col: PB3-5,6
+// key: PD7(pull-uped)
+// prev: PB7
+// power: PD4(L:off/H:on)
+#define KEY_INIT() do { \
+ DDRB = 0xFF; \
+ PORTB = 0x00; \
+ DDRD &= ~0x80; \
+ PORTD |= 0x80; \
+ /* keyswitch board power on */ \
+ DDRD |= (1<<4); \
+ PORTD |= (1<<4); \
+ KEY_UNABLE(); \
+ KEY_PREV_OFF(); \
+} while (0)
+#define KEY_SELECT(ROW, COL) (PORTB = (PORTB & 0xC0) | \
+ (((COL) & 0x07)<<3) | \
+ ((ROW) & 0x07))
+#define KEY_ENABLE() (PORTB &= ~(1<<6))
+#define KEY_UNABLE() (PORTB |= (1<<6))
+#define KEY_STATE() (PIND & (1<<7))
+#define KEY_PREV_ON() (PORTB |= (1<<7))
+#define KEY_PREV_OFF() (PORTB &= ~(1<<7))
+#define KEY_POWER_ON()
+#define KEY_POWER_OFF()
+/*
+#define KEY_POWER_ON() do { \
+ KEY_INIT(); \
+ PORTD |= (1<<4); \
+ _delay_ms(1); \
+} while (0)
+#define KEY_POWER_OFF() do { \
+ PORTD &= ~(1<<4); \
+ DDRB &= ~0xFF; \
+ PORTB &= ~0xFF; \
+ DDRB &= ~0x80; \
+ PORTB &= ~0x80; \
+} while (0)
+*/
+
+
+#elif defined(__AVR_ATmega328P__)
+// Ports for V-USB
+// key: PB0(pull-uped)
+// prev: PB1
+// row: PB2-4
+// col: PC0-2,3
+// power: PB5(Low:on/Hi-z:off)
+#define KEY_INIT() do { \
+ DDRB |= 0x3E; \
+ DDRB &= ~(1<<0); \
+ PORTB |= 1<<0; \
+ DDRC |= 0x0F; \
+ KEY_UNABLE(); \
+ KEY_PREV_OFF(); \
+} while (0)
+#define KEY_SELECT(ROW, COL) do { \
+ PORTB = (PORTB & 0xE3) | ((ROW) & 0x07)<<2; \
+ PORTC = (PORTC & 0xF8) | ((COL) & 0x07); \
+} while (0)
+#define KEY_ENABLE() (PORTC &= ~(1<<3))
+#define KEY_UNABLE() (PORTC |= (1<<3))
+#define KEY_STATE() (PINB & (1<<0))
+#define KEY_PREV_ON() (PORTB |= (1<<1))
+#define KEY_PREV_OFF() (PORTB &= ~(1<<1))
+// Power supply switching
+#define KEY_POWER_ON() do { \
+ KEY_INIT(); \
+ PORTB &= ~(1<<5); \
+ _delay_ms(1); \
+} while (0)
+#define KEY_POWER_OFF() do { \
+ DDRB &= ~0x3F; \
+ PORTB &= ~0x3F; \
+ DDRC &= ~0x0F; \
+ PORTC &= ~0x0F; \
+} while (0)
+
+#else
+# error "define code for matrix scan"
+#endif
+
+
+inline
+uint8_t matrix_rows(void)
+{
+ return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+ return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+#ifdef DEBUG
+ debug_enable = true;
+ debug_keyboard = true;
+#endif
+
+ KEY_INIT();
+
+ // initialize matrix state: all keys off
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00;
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0x00;
+ matrix = _matrix0;
+ matrix_prev = _matrix1;
+}
+
+uint8_t matrix_scan(void)
+{
+ uint8_t *tmp;
+
+ tmp = matrix_prev;
+ matrix_prev = matrix;
+ matrix = tmp;
+
+ KEY_POWER_ON();
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ for (uint8_t col = 0; col < MATRIX_COLS; col++) {
+ KEY_SELECT(row, col);
+ _delay_us(40);
+
+ // Not sure this is needed. This just emulates HHKB controller's behaviour.
+ if (matrix_prev[row] & (1<<col)) {
+ KEY_PREV_ON();
+ }
+ _delay_us(7);
+
+ // NOTE: KEY_STATE is valid only in 20us after KEY_ENABLE.
+ // If V-USB interrupts in this section we could lose 40us or so
+ // and would read invalid value from KEY_STATE.
+ uint8_t last = TIMER_RAW;
+
+ KEY_ENABLE();
+
+ // Wait for KEY_STATE outputs its value.
+ // 1us was ok on one HHKB, but not worked on another.
+ // no wait doesn't work on Teensy++ with pro(1us works)
+ // no wait does work on tmk PCB(8MHz) with pro2
+ // 1us wait does work on both of above
+ // 1us wait doesn't work on tmk(16MHz)
+ // 5us wait does work on tmk(16MHz)
+ // 5us wait does work on tmk(16MHz/2)
+ // 5us wait does work on tmk(8MHz)
+ // 10us wait does work on Teensy++ with pro
+ // 10us wait does work on 328p+iwrap with pro
+ // 10us wait doesn't work on tmk PCB(8MHz) with pro2(very lagged scan)
+ _delay_us(5);
+
+ if (KEY_STATE()) {
+ matrix[row] &= ~(1<<col);
+ } else {
+ matrix[row] |= (1<<col);
+ }
+
+ // Ignore if this code region execution time elapses more than 20us.
+ // MEMO: 20[us] * (TIMER_RAW_FREQ / 1000000)[count per us]
+ // MEMO: then change above using this rule: a/(b/c) = a*1/(b/c) = a*(c/b)
+ if (TIMER_DIFF_RAW(TIMER_RAW, last) > 20/(1000000/TIMER_RAW_FREQ)) {
+ matrix[row] = matrix_prev[row];
+ }
+
+ KEY_PREV_OFF();
+ KEY_UNABLE();
+ // NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE.
+ // This takes 25us or more to make sure KEY_STATE returns to idle state.
+ _delay_us(150);
+ }
+ }
+ KEY_POWER_OFF();
+ return 1;
+}
+
+bool matrix_is_modified(void)
+{
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ if (matrix[i] != matrix_prev[i])
+ return true;
+ }
+ return false;
+}
+
+inline
+bool matrix_has_ghost(void)
+{
+ return false;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+ return (matrix[row] & (1<<col));
+}
+
+inline
+matrix_row_t matrix_get_row(uint8_t row)
+{
+ return matrix[row];
+}
+
+void matrix_print(void)
+{
+ print("\nr/c 01234567\n");
+ for (uint8_t row = 0; row < matrix_rows(); row++) {
+ xprintf("%02X: %08b\n", row, bitrev(matrix_get_row(row)));
+ }
+}