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Add alps64

old_master
tmk 9 years ago
parent
2b7d217ebb
commit
d5ac54449a
8 changed files with 691 additions and 0 deletions
Split View Show Diff Stats
  1. 134
    0
      keyboard/alps64/Makefile
  2. 70
    0
      keyboard/alps64/config.h
  3. 30
    0
      keyboard/alps64/keymap_common.c
  4. 70
    0
      keyboard/alps64/keymap_common.h
  5. 151
    0
      keyboard/alps64/keymap_hasu.c
  6. 12
    0
      keyboard/alps64/keymap_plain.c
  7. 34
    0
      keyboard/alps64/led.c
  8. 190
    0
      keyboard/alps64/matrix.c

+ 134
- 0
keyboard/alps64/Makefile View File

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#----------------------------------------------------------------------------
# On command line:
#
# make all = Make software.
#
# make clean = Clean out built project files.
#
# make coff = Convert ELF to AVR COFF.
#
# make extcoff = Convert ELF to AVR Extended COFF.
#
# make program = Download the hex file to the device.
# Please customize your programmer settings(PROGRAM_CMD)
#
# make teensy = Download the hex file to the device, using teensy_loader_cli.
# (must have teensy_loader_cli installed).
#
# make dfu = Download the hex file to the device, using dfu-programmer (must
# have dfu-programmer installed).
#
# make flip = Download the hex file to the device, using Atmel FLIP (must
# have Atmel FLIP installed).
#
# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
# (must have dfu-programmer installed).
#
# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
# (must have Atmel FLIP installed).
#
# make debug = Start either simulavr or avarice as specified for debugging,
# with avr-gdb or avr-insight as the front end for debugging.
#
# make filename.s = Just compile filename.c into the assembler code only.
#
# make filename.i = Create a preprocessed source file for use in submitting
# bug reports to the GCC project.
#
# To rebuild project do "make clean" then "make all".
#----------------------------------------------------------------------------

# Target file name (without extension).
TARGET = alps64

# Directory common source filess exist
TOP_DIR = ../..

# Directory keyboard dependent files exist
TARGET_DIR = .

# project specific files
SRC = keymap_common.c \
matrix.c \
led.c

ifdef KEYMAP
SRC := keymap_$(KEYMAP).c $(SRC)
else
SRC := keymap_plain.c $(SRC)
endif

CONFIG_H = config.h


# MCU name
MCU = atmega32u2

# Processor frequency.
# This will define a symbol, F_CPU, in all source code files equal to the
# processor frequency in Hz. You can then use this symbol in your source code to
# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
# automatically to create a 32-bit value in your source code.
#
# This will be an integer division of F_USB below, as it is sourced by
# F_USB after it has run through any CPU prescalers. Note that this value
# does not *change* the processor frequency - it should merely be updated to
# reflect the processor speed set externally so that the code can use accurate
# software delays.
F_CPU = 16000000


#
# LUFA specific
#
# Target architecture (see library "Board Types" documentation).
ARCH = AVR8

# Input clock frequency.
# This will define a symbol, F_USB, in all source code files equal to the
# input clock frequency (before any prescaling is performed) in Hz. This value may
# differ from F_CPU if prescaling is used on the latter, and is required as the
# raw input clock is fed directly to the PLL sections of the AVR for high speed
# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
# at the end, this will be done automatically to create a 32-bit value in your
# source code.
#
# If no clock division is performed on the input clock inside the AVR (via the
# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
F_USB = $(F_CPU)

# Interrupt driven control endpoint task(+60)
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT


# Boot Section Size in *bytes*
# Teensy halfKay 512
# Teensy++ halfKay 1024
# Atmel DFU loader 4096
# LUFA bootloader 4096
# USBaspLoader 2048
OPT_DEFS += -DBOOTLOADER_SIZE=4096


# Build Options
# comment out to disable the options.
#
BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
CONSOLE_ENABLE = yes # Console for debug(+400)
COMMAND_ENABLE = yes # Commands for debug and configuration
#SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
#NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA


# Optimize size but this may cause error "relocation truncated to fit"
#EXTRALDFLAGS = -Wl,--relax

# Search Path
VPATH += $(TARGET_DIR)
VPATH += $(TOP_DIR)

include $(TOP_DIR)/protocol/lufa.mk
include $(TOP_DIR)/common.mk
include $(TOP_DIR)/rules.mk

+ 70
- 0
keyboard/alps64/config.h View File

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/*
Copyright 2015 Jun Wako <[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 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


/* USB Device descriptor parameter */
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x6464
#define DEVICE_VER 0x0001
#define MANUFACTURER geekhack
#define PRODUCT Alps64
#define DESCRIPTION t.m.k. keyboard firmware for Alps64

/* key matrix size */
#define MATRIX_ROWS 8
#define MATRIX_COLS 8

/* define if matrix has ghost */
//#define MATRIX_HAS_GHOST

/* Set 0 if debouncing isn't needed */
#define DEBOUNCE 5

/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE
/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE

/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)



/*
* Feature disable options
* These options are also useful to firmware size reduction.
*/

/* disable debug print */
//#define NO_DEBUG

/* disable print */
//#define NO_PRINT

/* disable action features */
//#define NO_ACTION_LAYER
//#define NO_ACTION_TAPPING
//#define NO_ACTION_ONESHOT
//#define NO_ACTION_MACRO
//#define NO_ACTION_FUNCTION

#endif

+ 30
- 0
keyboard/alps64/keymap_common.c View File

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/*
Copyright 2012,2013 Jun Wako <[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 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 "keymap_common.h"


/* translates key to keycode */
uint8_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
{
return pgm_read_byte(&keymaps[(layer)][(key.row)][(key.col)]);
}

/* translates Fn keycode to action */
action_t keymap_fn_to_action(uint8_t keycode)
{
return (action_t){ .code = pgm_read_word(&fn_actions[FN_INDEX(keycode)]) };
}

+ 70
- 0
keyboard/alps64/keymap_common.h View File

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/*
Copyright 2012,2013 Jun Wako <[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 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 <avr/pgmspace.h>
#include "keycode.h"
#include "action.h"
#include "action_macro.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[];


/* Alps64 keymap definition macro */
#define KEYMAP( \
K36, K37, K46, K47, K56, K57, K66, K67, K76, K77, K06, K07, K17, K26, K27, \
K34, K35, K44, K45, K54, K55, K64, K65, K75, K05, K15, K16, K25, K24, \
K32, K33, K43, K52, K53, K63, K73, K74, K03, K04, K13, K14, K23, \
K31, K41, K42, K51, K61, K62, K71, K72, K01, K02, K11, K12, K21, K22, \
K30, K40, K50, K60, K70, K00, K10, K20 \
) { \
{ 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_##K27 }, \
{ 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_##K47 }, \
{ 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_##K67 }, \
{ KC_##K70, KC_##K71, KC_##K72, KC_##K73, KC_##K74, KC_##K75, KC_##K76, KC_##K77 } \
}

/* AEK US */
#define KEYMAP_AEK( \
K36, K37, K46, K47, K56, K57, K66, K67, K76, K77, K06, K07, K17, K27, \
K34, K35, K44, K45, K54, K55, K64, K65, K75, K05, K15, K16, K25, K24, \
K32, K33, K43, K52, K53, K63, K73, K74, K03, K04, K13, K14, K23, \
K31, K42, K51, K61, K62, K71, K72, K01, K02, K11, K12, K21, \
K30, K40, K50, K60, K00, K10, K20 \
) KEYMAP( \
K36, K37, K46, K47, K56, K57, K66, K67, K76, K77, K06, K07, K17, NO, K27, \
K34, K35, K44, K45, K54, K55, K64, K65, K75, K05, K15, K16, K25, K24, \
K32, K33, K43, K52, K53, K63, K73, K74, K03, K04, K13, K14, K23, \
K31, NO, K42, K51, K61, K62, K71, K72, K01, K02, K11, K12, K21, NO, \
K30, K40, K50, K60, NO, K00, K10, K20 \
)

#endif

+ 151
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keyboard/alps64/keymap_hasu.c View File

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#include "keymap_common.h"

/*
* Hasu
*/
const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* Default Layer
* ,-----------------------------------------------------------.
* |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|Backsp |
* |-----------------------------------------------------------|
* |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| \|
* |-----------------------------------------------------------|
* |Ctrl | A| S| D| F| G| H| J| K| L|Fn3| '|FN1 |
* |-----------------------------------------------------------|
* |Shift | Z| X| C| V| B| N| M| ,| .|Fn2|Shift |
* |-----------------------------------------------------------|
* |Ctrl |Gui |Alt | Space |Alt |Fn5 |Ctrl |
* `-----------------------------------------------------------'
*/
[0] = KEYMAP_AEK( \
ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, \
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS, \
LCTL,A, S, D, F, G, H, J, K, L, FN3, QUOT,FN1, \
LSFT,Z, X, C, V, B, N, M, COMM,DOT, FN2, RSFT, \
LCTL,LGUI,LALT, FN4, RALT,FN5, RCTL),

/* HHKB mode[HHKB Fn]
* ,-----------------------------------------------------------.
* |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Del |
* |-----------------------------------------------------------|
* |Caps | | | | | | | |Psc|Slk|Pus|Up | |Backs|
* |-----------------------------------------------------------|
* |Contro|VoD|VoU|Mut| | | *| /|Hom|PgU|Lef|Rig|Enter |
* |-----------------------------------------------------------|
* |Shift | | | | | | +| -|End|PgD|Dow|Shift |
* |-----------------------------------------------------------|
* |Ctrl |Gui |Alt | Space |Alt |Fn5 |Ctrl |
* `-----------------------------------------------------------'
*/
[1] = KEYMAP_AEK( \
GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, 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,TRNS, \
LSFT,NO, NO, NO, NO, NO, PPLS,PMNS,END, PGDN,DOWN,RSFT, \
LCTL,LGUI,LALT, TRNS, RALT,RGUI,RCTL),

/* Vi mode[Slash]
* ,-----------------------------------------------------------.
* |Esc| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|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 |
* |-----------------------------------------------------------|
* |Ctrl |Gui |Alt | Space |Alt |Fn5 |Ctrl |
* `-----------------------------------------------------------'
*/
[2] = KEYMAP_AEK( \
GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, 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, FN2, RSFT, \
LCTL,LGUI,LALT, SPC, RALT,RGUI,RCTL),

/* 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 | |
* |-----------------------------------------------------------|
* |Ctrl |Gui |Alt | Space |Alt |Fn5 |Ctrl |
* `-----------------------------------------------------------'
* Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
*/
[3] = KEYMAP_AEK( \
GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, DEL, \
FN8, NO, NO, NO, NO, NO, NO, WH_D,MS_U,WH_U,RGHT,FN9, FN10,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,FN9, FN10,NO, RSFT, \
LCTL,LGUI,LALT, BTN1, TRNS,TRNS,TRNS),

/* Layer 4: 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 | |
* |-----------------------------------------------------------|
* |Ctrl |Gui |Alt | Space |Alt |Fn5 |Ctrl |
* `-----------------------------------------------------------'
* Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
*/
[4] = KEYMAP_AEK( \
GRV, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, DEL, \
FN8, NO, NO, NO, NO, NO, NO, WH_D,MS_U,WH_U,RGHT,FN9, FN10,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,FN9, FN10,NO, RSFT, \
LCTL,LGUI,LALT, TRNS, TRNS,TRNS,TRNS),
};


/* id for user defined function/macro */
enum function_id {
NONE,
};

enum macro_id {
ALT_TAB,
};


/*
* Fn action definition
*/
const uint16_t PROGMEM fn_actions[] = {
[0] = ACTION_DEFAULT_LAYER_SET(0), // Default layer(not used)
[1] = ACTION_LAYER_TAP_KEY(1, KC_ENTER), // HHKB layer
[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(3), // Mousekey layer(IJKL)
[6] = ACTION_LAYER_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
[9] = ACTION_MODS_KEY(MOD_LALT, KC_LEFT),
[10] = ACTION_MODS_KEY(MOD_LALT, KC_RIGHT),
};


/*
* Macro definition
*/
const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
{
switch (id) {
case ALT_TAB:
return (record->event.pressed ?
MACRO( D(LALT), D(TAB), END ) :
MACRO( U(TAB), END ));
}
return MACRO_NONE;
}

+ 12
- 0
keyboard/alps64/keymap_plain.c View File

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#include "keymap_common.h"

const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* 0: qwerty */
KEYMAP_AEK( \
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSPC, \
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSLS, \
CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT,ENT, \
LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH,RSFT, \
LCTL,LGUI,LALT, SPC, RALT,RGUI,RCTL),
};
const uint16_t PROGMEM fn_actions[] = {};

+ 34
- 0
keyboard/alps64/led.c View File

@@ -0,0 +1,34 @@
/*
Copyright 2012 Jun Wako <[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 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 <avr/io.h>
#include "stdint.h"
#include "led.h"


void led_set(uint8_t usb_led)
{
if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
// output high
DDRC |= (1<<5);
PORTC |= (1<<5);
} else {
// Hi-Z
DDRC &= ~(1<<5);
PORTC &= ~(1<<5);
}
}

+ 190
- 0
keyboard/alps64/matrix.c View File

@@ -0,0 +1,190 @@
/*
Copyright 2012 Jun Wako <[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 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 <util/delay.h>
#include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"


#ifndef DEBOUNCE
# define DEBOUNCE 5
#endif
static uint8_t debouncing = DEBOUNCE;

/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[MATRIX_ROWS];

static matrix_row_t read_cols(void);
static void init_cols(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)
{
// initialize row and col
unselect_rows();
init_cols();

// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
matrix[i] = 0;
matrix_debouncing[i] = 0;
}
}

uint8_t matrix_scan(void)
{
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
select_row(i);
_delay_us(30); // without this wait read unstable value.
matrix_row_t cols = read_cols();
if (matrix_debouncing[i] != cols) {
matrix_debouncing[i] = cols;
if (debouncing) {
debug("bounce!: "); debug_hex(debouncing); debug("\n");
}
debouncing = DEBOUNCE;
}
unselect_rows();
}

if (debouncing) {
if (--debouncing) {
_delay_ms(1);
} else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
}
}
}

return 1;
}

inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & ((matrix_row_t)1<<col));
}

inline
matrix_row_t matrix_get_row(uint8_t row)
{
return matrix[row];
}

void matrix_print(void)
{
print("\nr/c 0123456789ABCDEF\n");
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
phex(row); print(": ");
pbin_reverse16(matrix_get_row(row));
print("\n");
}
}

/* Column pin configuration
* col: 0 1 2 3 4 5 6 7
* pin: B0 B1 B2 B3 B4 B5 B6 B7
*/
static void init_cols(void)
{
// Input with pull-up(DDR:0, PORT:1)
DDRB &= ~0b11111111;
PORTB |= 0b11111111;
}

/* Returns status of switches(1:on, 0:off) */
static matrix_row_t read_cols(void)
{
// Invert because PIN indicates 'switch on' with low(0) and 'off' with high(1)
return ~PINB;
}

/* Row pin configuration
* row: 0 1 2 3 4 5 6 7
* pin: D0 D1 D2 D3 D4 D5 D6 C2
*/
static void unselect_rows(void)
{
// Hi-Z(DDR:0, PORT:0) to unselect
DDRD &= ~0b01111111;
PORTD &= ~0b01111111;
DDRC &= ~0b00000100;
PORTD &= ~0b00000100;
}

static void select_row(uint8_t row)
{
// Output low(DDR:1, PORT:0) to select
switch (row) {
case 0:
DDRD |= (1<<0);
PORTD &= ~(1<<0);
break;
case 1:
DDRD |= (1<<1);
PORTD &= ~(1<<1);
break;
case 2:
DDRD |= (1<<2);
PORTD &= ~(1<<2);
break;
case 3:
DDRD |= (1<<3);
PORTD &= ~(1<<3);
break;
case 4:
DDRD |= (1<<4);
PORTD &= ~(1<<4);
break;
case 5:
DDRD |= (1<<5);
PORTD &= ~(1<<5);
break;
case 6:
DDRD |= (1<<6);
PORTD &= ~(1<<6);
break;
case 7:
DDRC |= (1<<2);
PORTC &= ~(1<<2);
break;
}
}