summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authortmk <nobody@nowhere>2012-05-11 14:01:04 +0900
committertmk <nobody@nowhere>2012-05-11 14:01:04 +0900
commitf4bff66e9124fae26129e294c525ec6ce3cea4ef (patch)
tree51e8168bcd54e72cc80504937d093adf38d0ac86
parente6f79b1e5aa083c892e2c077c15a762639c7848d (diff)
Added Happy Buckling Keyboard.
-rw-r--r--hbk/Makefile54
-rw-r--r--hbk/config.h52
-rw-r--r--hbk/controller_teensy.h27
-rw-r--r--hbk/keymap.c231
-rw-r--r--hbk/led.c24
-rw-r--r--hbk/matrix.c270
6 files changed, 658 insertions, 0 deletions
diff --git a/hbk/Makefile b/hbk/Makefile
new file mode 100644
index 0000000000..e03b45e3a4
--- /dev/null
+++ b/hbk/Makefile
@@ -0,0 +1,54 @@
+# Target file name (without extension).
+TARGET = hbk
+
+# Directory common source filess exist
+COMMON_DIR = ..
+
+# Directory keyboard dependent files exist
+TARGET_DIR = .
+
+# keyboard dependent files
+SRC = main.c \
+ keymap.c \
+ matrix.c \
+ led.c
+
+CONFIG_H = config.h
+
+
+# MCU name, you MUST set this to match the board you are using
+# type "make clean" after changing this, so all files will be rebuilt
+#MCU = at90usb162 # Teensy 1.0
+MCU = atmega32u4 # Teensy 2.0
+#MCU = at90usb646 # Teensy++ 1.0
+#MCU = at90usb1286 # Teensy++ 2.0
+
+
+# Processor frequency.
+# Normally the first thing your program should do is set the clock prescaler,
+# so your program will run at the correct speed. You should also set this
+# variable to same clock speed. The _delay_ms() macro uses this, and many
+# examples use this variable to calculate timings. Do not add a "UL" here.
+F_CPU = 16000000
+
+
+# Build Options
+# comment out to disable the options.
+#
+MOUSEKEY_ENABLE = yes # Mouse keys
+#PS2_MOUSE_ENABLE = yes # PS/2 mouse(TrackPoint) support
+EXTRAKEY_ENABLE = yes # Audio control and System control
+#NKRO_ENABLE = yes # USB Nkey Rollover
+
+
+
+#---------------- Programming Options --------------------------
+#PROGRAM_CMD = teensy_loader_cli -mmcu=$(MCU) -w -v $(TARGET).hex
+PROGRAM_CMD = /opt/dfu-programmer-0.5.2/bin/dfu-programmer $(MCU) erase && \
+ /opt/dfu-programmer-0.5.2/bin/dfu-programmer $(MCU) flash $(TARGET).hex && \
+ /opt/dfu-programmer-0.5.2/bin/dfu-programmer $(MCU) start
+
+
+
+include $(COMMON_DIR)/pjrc.mk
+include $(COMMON_DIR)/common.mk
diff --git a/hbk/config.h b/hbk/config.h
new file mode 100644
index 0000000000..5262399dc3
--- /dev/null
+++ b/hbk/config.h
@@ -0,0 +1,52 @@
+/*
+Copyright 2012 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 CONFIG_H
+#define CONFIG_H
+
+/* controller configuration */
+#include "controller_teensy.h"
+
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0xBB00
+#define MANUFACTURER t.m.k.
+#define PRODUCT Happy Buckling Keyboard
+#define DESCRIPTION mod version of IBM Model M keyboard
+
+
+/* matrix size */
+#define MATRIX_ROWS 12
+#define MATRIX_COLS 8
+/* define if matrix has ghost */
+#define MATRIX_HAS_GHOST
+/* Set 0 if need no debouncing */
+#define DEBOUNCE 10
+
+
+/* key combination for command */
+#define IS_COMMAND() ( \
+ keyboard_report->mods == (MOD_BIT(KB_LSHIFT) | MOD_BIT(KB_LCTRL) | MOD_BIT(KB_LALT) | MOD_BIT(KB_LGUI)) || \
+ keyboard_report->mods == (MOD_BIT(KB_LALT) | MOD_BIT(KB_RALT)) \
+)
+
+
+/* mouse keys */
+#ifdef MOUSEKEY_ENABLE
+# define MOUSEKEY_DELAY_TIME 128
+#endif
+
+#endif
diff --git a/hbk/controller_teensy.h b/hbk/controller_teensy.h
new file mode 100644
index 0000000000..1b16113654
--- /dev/null
+++ b/hbk/controller_teensy.h
@@ -0,0 +1,27 @@
+/*
+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/>.
+*/
+
+#ifndef TEENSY_H
+#define TEENSY_H 1
+
+// for Teensy/Teensy++ 2.0
+#undef DEBUG_LED
+#define DEBUG_LED_CONFIG
+#define DEBUG_LED_ON
+#define DEBUG_LED_OFF
+
+#endif
diff --git a/hbk/keymap.c b/hbk/keymap.c
new file mode 100644
index 0000000000..1de317c9a3
--- /dev/null
+++ b/hbk/keymap.c
@@ -0,0 +1,231 @@
+/*
+Copyright 2012 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/>.
+*/
+
+/*
+ * Keymap for Macway mod
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/pgmspace.h>
+#include "usb_keycodes.h"
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "keymap.h"
+
+
+/*
+ * Layout: 59key
+ * ,-----------------------------------------------------------.
+ * |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =| \| `|
+ * |-----------------------------------------------------------|
+ * |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| BS |
+ * |-----------------------------------------------------------|
+ * |Contro| A| S| D| F| G| H| J| K| L|Fn3| '|Return |
+ * |-----------------------------------------------------------|
+ * |Shift | Z| X| C| V| B| N| M| ,| .|Fn2|Shift |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Fn4 |Alt | |Fn1 |
+ * `-----' `---------------------------------------' `-----'
+ *
+ * Matrix: 12x8
+ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7
+ * ---+---------+---------+---------+---------+---------+---------+---------+---------
+ * 0 | | | LCTRL | | | | RCTRL |
+ * 1 | | LSHIFT | | | | | RSHIFT |
+ * 2 | | Tab | Grave | 1 | Q | A | Z |
+ * 3 | | Cpslck | | 2 | W | S | X |
+ * 4 | | | | 3 | E | D | C |
+ * 5 | G | T | 5 | 4 | R | F | V | B
+ * 6 | | Bckspc | | | Key*1 | Bckslsh | Enter | Space
+ * 7 | H | Y | 6 | 7 | U | J | M | N
+ * 8 | | Rbrckt | Equal | 8 | I | K | Comma |
+ * 9 | | | | 9 | O | L | Dot |
+ * A | | Lbrckt | Minus | 0 | P | Smcolon | | Slash
+ * B | LALT | | | | | | | RALT
+ * Key*1 This key locates between Equal and Backspace.
+ *
+ * Original matrix here: http://geekhack.org/showthread.php?7767-Wireless-Model-M&p=133911&viewfull=1#post133911
+ */
+#define KEYMAP( \
+ K22, K23, K33, K43, K53, K52, K72, K73, K83, K93, KA3, KA2, K82, K64, K61, \
+ K21, K24, K34, K44, K54, K51, K71, K74, K84, K94, KA4, KA1, K81, K65, \
+ K31, K25, K35, K45, K55, K50, K70, K75, K85, K95, KA5, KA0, K66, \
+ K11, K26, K36, K46, K56, K57, K77, K76, K86, K96, KA7, K16, \
+ K02, KB0, K67, KB7, K06 \
+) { \
+ { KB_NO, KB_NO, KB_##K02, KB_NO, KB_NO, KB_NO, KB_##K06, KB_NO }, \
+ { KB_NO, KB_##K11, KB_NO, KB_NO, KB_NO, KB_NO, KB_##K16, KB_NO }, \
+ { KB_NO, KB_##K21, KB_##K22, KB_##K23, KB_##K24, KB_##K25, KB_##K26, KB_NO }, \
+ { KB_NO, KB_##K31, KB_NO, KB_##K33, KB_##K34, KB_##K35, KB_##K36, KB_NO }, \
+ { KB_NO, KB_NO, KB_NO, KB_##K43, KB_##K44, KB_##K45, KB_##K46, KB_NO }, \
+ { KB_##K50, KB_##K51, KB_##K52, KB_##K53, KB_##K54, KB_##K55, KB_##K56, KB_##K57 }, \
+ { KB_NO, KB_##K61, KB_NO, KB_NO, KB_##K64, KB_##K65, KB_##K66, KB_##K67 }, \
+ { KB_##K70, KB_##K71, KB_##K72, KB_##K73, KB_##K74, KB_##K75, KB_##K76, KB_##K77 }, \
+ { KB_NO, KB_##K81, KB_##K82, KB_##K83, KB_##K84, KB_##K85, KB_##K86, KB_NO }, \
+ { KB_NO, KB_NO, KB_NO, KB_##K93, KB_##K94, KB_##K95, KB_##K96, KB_NO }, \
+ { KB_##KA0, KB_##KA1, KB_##KA2, KB_##KA3, KB_##KA4, KB_##KA5, KB_NO, KB_##KA7 }, \
+ { KB_##KB0, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_##KB7 }, \
+}
+
+#define KEYCODE(layer, row, col) (pgm_read_byte(&keymaps[(layer)][(row)][(col)]))
+
+
+// Assign Fn key(0-7) to a layer to which switch with the Fn key pressed.
+static const uint8_t PROGMEM fn_layer[] = {
+ 0, // Fn0
+ 1, // Fn1
+ 2, // Fn2
+ 3, // Fn3
+ 4, // Fn4
+ 0, // Fn5
+ 0, // Fn6
+ 0 // Fn7
+};
+
+// Assign Fn key(0-7) to a keycode sent when release Fn key without use of the layer.
+// See layer.c for details.
+static const uint8_t PROGMEM fn_keycode[] = {
+ KB_NO, // Fn0
+ KB_NO, // Fn1
+ KB_SLSH, // Fn2
+ KB_SCLN, // Fn3
+ KB_SPC, // Fn4
+ KB_NO, // Fn5
+ KB_NO, // Fn6
+ KB_NO // Fn7
+};
+
+static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ /* 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| [| ]| BS |
+ * |-----------------------------------------------------------|
+ * |Contro| A| S| D| F| G| H| J| K| L|Fn3| '|Return |
+ * |-----------------------------------------------------------|
+ * |Shift | Z| X| C| V| B| N| M| ,| .|Fn2|Shift |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Fn4 |Alt | |Fn1 |
+ * `-----' `---------------------------------------' `-----'
+ */
+ 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,ENT, \
+ LSFT,Z, X, C, V, B, N, M, COMM,DOT, FN2, FN1, \
+ LGUI, LALT, FN4, RALT, FN1),
+
+
+ /* 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 | | |
+ * |-----------------------------------------------------------|
+ * |Contro|VoD|VoU|Mut| | | *| /|Hom|PgU|Lef|Rig| |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | | | +| -|End|PgD|Dow|Shift |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Space |Alt | |Fn1 |
+ * `-----' `---------------------------------------' `-----'
+ */
+ KEYMAP(ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \
+ CAPS,NO, NO, NO, NO, NO, NO, NO, PSCR,SLCK,BRK, UP, NO, NO, \
+ LCTL,VOLD,VOLU,MUTE,NO, NO, PAST,PSLS,HOME,PGUP,LEFT,RGHT,NO, \
+ LSFT,NO, NO, NO, NO, NO, PPLS,PMNS,END, PGDN,DOWN,FN1, \
+ LGUI, LALT, SPC, RALT, FN1),
+
+
+ /* Layer 2: Vi mode (Quote/Rmeta)
+ * ,-----------------------------------------------------------.
+ * | `| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12| | |
+ * |-----------------------------------------------------------|
+ * | \ |Hom|PgD|Up |PgU|End|Hom|PgD|PgU|End| | | | |
+ * |-----------------------------------------------------------|
+ * |Contro| |Lef|Dow|Rig| |Lef|Dow|Up |Rig| | | |
+ * |-----------------------------------------------------------|
+ * |Shift | | | | | |Hom|PgD|PgU|End|xxx|Shift |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Space |Alt | |Fn1 |
+ * `-----' `---------------------------------------' `-----'
+ */
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, NO, NO, \
+ BSLS,HOME,PGDN,UP, PGUP,END, HOME,PGDN,PGUP,END, NO, NO, NO, NO, \
+ LCTL,NO, LEFT,DOWN,RGHT,NO, LEFT,DOWN,UP, RGHT,NO, NO, NO, \
+ LSFT,NO, NO, NO, NO, NO, HOME,PGDN,PGUP,END, FN2, RSFT, \
+ LGUI, LALT, SPC, RALT, NO),
+
+
+
+ /* Layer 3: Mouse mode (Semicolon)
+ * ,-----------------------------------------------------------.
+ * | `| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12| | |
+ * |-----------------------------------------------------------|
+ * | \ |MwL|MwD|McU|MwU|MwR|MwL|MwD|MwU|MwR| | | | |
+ * |-----------------------------------------------------------|
+ * |Contro| |McL|McD|McR| |McL|McD|McU|McR|xxx| | |
+ * |-----------------------------------------------------------|
+ * |Shift | | |Mb1|Mb2|Mb3|Mb2|Mb1| | | |Shift |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Space |Alt | | |
+ * `-----' `---------------------------------------' `-----'
+ * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
+ */
+ KEYMAP(GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, NO, NO, \
+ BSLS,WH_L,WH_D,MS_U,WH_U,WH_R,WH_L,WH_D,WH_U,WH_R,NO, NO, NO, NO, \
+ LCTL,NO, MS_L,MS_D,MS_R,NO, MS_L,MS_D,MS_U,MS_R,FN3, NO, NO, \
+ LSFT,NO, NO, BTN1,BTN2,BTN3,BTN2,BTN1,NO, NO, NO, RSFT, \
+ LGUI, LALT, BTN1, RALT, NO),
+
+
+ /* Layer 4: Matias half keyboard style (Space)
+ * ,-----------------------------------------------------------.
+ * |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Delete |
+ * |-----------------------------------------------------------|
+ * |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 |
+ * |-----------------------------------------------------------|
+ * |Ctrl | |Alt | Fn4 |Alt | | |
+ * `-----' `---------------------------------------' `-----'
+ */
+ 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, \
+ LGUI, LALT, FN4, RALT, NO),
+
+};
+
+
+uint8_t keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t col)
+{
+ return KEYCODE(layer, row, col);
+}
+
+uint8_t keymap_fn_layer(uint8_t fn_bits)
+{
+ return pgm_read_byte(&fn_layer[biton(fn_bits)]);
+}
+
+uint8_t keymap_fn_keycode(uint8_t fn_bits)
+{
+ return pgm_read_byte(&fn_keycode[(biton(fn_bits))]);
+}
diff --git a/hbk/led.c b/hbk/led.c
new file mode 100644
index 0000000000..fc0eeb0ff7
--- /dev/null
+++ b/hbk/led.c
@@ -0,0 +1,24 @@
+/*
+Copyright 2012 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/>.
+*/
+
+#include "stdint.h"
+#include "led.h"
+
+
+void led_set(uint8_t usb_led)
+{
+}
diff --git a/hbk/matrix.c b/hbk/matrix.c
new file mode 100644
index 0000000000..d7c0663642
--- /dev/null
+++ b/hbk/matrix.c
@@ -0,0 +1,270 @@
+/*
+Copyright 2012 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/>.
+*/
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/io.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+
+
+/*
+ * Happy Buckling Keyboard(IBM Model M mod)
+ *
+ * Pin usage:
+ * COL: PD0-7
+ * ROW: PB0-7, PF4-7
+ */
+
+#if (MATRIX_COLS > 16)
+# error "MATRIX_COLS must not exceed 16"
+#endif
+#if (MATRIX_ROWS > 255)
+# error "MATRIX_ROWS must not exceed 255"
+#endif
+
+
+#ifndef DEBOUNCE
+# define DEBOUNCE 0
+#endif
+static uint8_t debouncing = DEBOUNCE;
+
+// matrix state buffer(1:on, 0:off)
+#if (MATRIX_COLS <= 8)
+static uint8_t *matrix;
+static uint8_t *matrix_prev;
+static uint8_t _matrix0[MATRIX_ROWS];
+static uint8_t _matrix1[MATRIX_ROWS];
+#else
+static uint16_t *matrix;
+static uint16_t *matrix_prev;
+static uint16_t _matrix0[MATRIX_ROWS];
+static uint16_t _matrix1[MATRIX_ROWS];
+#endif
+
+#ifdef MATRIX_HAS_GHOST
+static bool matrix_has_ghost_in_row(uint8_t row);
+#endif
+static uint8_t read_col(void);
+static void unselect_rows(void);
+static void select_row(uint8_t row);
+
+
+inline
+uint8_t matrix_rows(void)
+{
+ return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+ return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+ print_enable = true;
+ debug_enable = true;
+ debug_matrix = true;
+ debug_keyboard = false;
+ debug_mouse = false;
+ print("debug enabled.\n");
+
+ // JTAG disable for PORT F. write JTD bit twice within four cycles.
+ MCUCR |= (1<<JTD);
+ MCUCR |= (1<<JTD);
+
+ // initialize rows
+ unselect_rows();
+
+ // initialize columns to input with pull-up(DDR:0, PORT:1)
+ DDRD = 0x00;
+ PORTD = 0xFF;
+
+ // 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)
+{
+ if (!debouncing) {
+ uint8_t *tmp = matrix_prev;
+ matrix_prev = matrix;
+ matrix = tmp;
+ }
+
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ unselect_rows();
+ select_row(i);
+ _delay_us(30); // without this wait read unstable value.
+ if (matrix[i] != (uint8_t)~read_col()) {
+ matrix[i] = (uint8_t)~read_col();
+ if (debouncing) {
+ debug("bounce!: "); debug_hex(debouncing); print("\n");
+ }
+ _delay_ms(1); // TODO: work around. HAHAHAHAHAAHA
+ debouncing = DEBOUNCE;
+ }
+ }
+ unselect_rows();
+
+ if (debouncing) {
+ debouncing--;
+ }
+
+ return 1;
+}
+
+bool matrix_is_modified(void)
+{
+ if (debouncing) return false;
+ 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)
+{
+#ifdef MATRIX_HAS_GHOST
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ if (matrix_has_ghost_in_row(i))
+ return true;
+ }
+#endif
+ return false;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+ return (matrix[row] & (1<<col));
+}
+
+inline
+#if (MATRIX_COLS <= 8)
+uint8_t matrix_get_row(uint8_t row)
+#else
+uint16_t matrix_get_row(uint8_t row)
+#endif
+{
+ return matrix[row];
+}
+
+void matrix_print(void)
+{
+ print("\nr/c 01234567\n");
+ for (uint8_t row = 0; row < matrix_rows(); row++) {
+ phex(row); print(": ");
+#if (MATRIX_COLS <= 8)
+ pbin_reverse(matrix_get_row(row));
+#else
+ pbin_reverse16(matrix_get_row(row));
+#endif
+#ifdef MATRIX_HAS_GHOST
+ if (matrix_has_ghost_in_row(row)) {
+ print(" <ghost");
+ }
+#endif
+ print("\n");
+ }
+}
+
+uint8_t matrix_key_count(void)
+{
+ uint8_t count = 0;
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+#if (MATRIX_COLS <= 8)
+ count += bitpop(matrix[i]);
+#else
+ count += bitpop16(matrix[i]);
+#endif
+ }
+ return count;
+}
+
+#ifdef MATRIX_HAS_GHOST
+inline
+static bool matrix_has_ghost_in_row(uint8_t row)
+{
+ // no ghost exists in case less than 2 keys on
+ if (((matrix[row] - 1) & matrix[row]) == 0)
+ return false;
+
+ // ghost exists in case same state as other row
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+ if (i != row && (matrix[i] & matrix[row]) == matrix[row])
+ return true;
+ }
+ return false;
+}
+#endif
+
+inline
+static uint8_t read_col(void)
+{
+ return PIND;
+}
+
+inline
+static void unselect_rows(void)
+{
+ // Hi-Z(DDR:0, PORT:0) to unselect
+ DDRB &= ~0b11111111;
+ PORTB &= ~0b11111111;
+ DDRF &= ~0b11110000;
+ PORTF &= ~0b11110000;
+}
+
+inline
+static void select_row(uint8_t row)
+{
+ // Output low(DDR:1, PORT:0) to select
+ switch (row) {
+ case 0:
+ case 1:
+ case 2:
+ case 3:
+ case 4:
+ case 5:
+ case 6:
+ case 7:
+ DDRB |= (1<<row);
+ PORTB &= ~(1<<row);
+ break;
+ case 8:
+ DDRF |= (1<<4);
+ PORTF &= ~(1<<4);
+ break;
+ case 9:
+ case 10:
+ case 11:
+ DDRF |= (1<<(row-4));
+ PORTF &= ~(1<<(row-4));
+ break;
+ }
+}