config

/*
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


/* USB Device descriptor parameter */
#define VENDOR_ID       0xFEED
#define PRODUCT_ID      0x6060
#define DEVICE_VER      0x0001
#define MANUFACTURER    geekhack
#define PRODUCT         GH60
#define DESCRIPTION     t.m.k. keyboard firmware for GH60

/* key matrix size */
#define MATRIX_ROWS 4
#define MATRIX_COLS 12

/* 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

keymap_common

#include "keymap_common.h"

const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* 0: qwerty */
  KEYMAP(ESC,	Q,	W,	E,	R,	T,	Y,	U,	I,	O,	P,	BSPC,	
  TAB,	A,	S,	D,	F,	G,	H,	J,	K,	L,	ENT,	
  CAPS,	LSFT,	Z,	X,	C,	V,	B,	N,	M,	COMM,	DOT,	LSFT,	
  LCTL,	LALT,	PAUSE,	FN2,	SPC,	FN1,	COPY,	PASTE,	UNDO)
/* 1: FN 1 */
  KEYMAP(TRNS,	1,	2,	3,	4,	5,	6,	7,	8,	9,	0,	DEL,	
  TRNS,	VOLUP,	VOLDOWN,	MUTE,	TRNS,	LBRC,	RBRC,	BSLS,	MINS,	EQL,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	FN23,	SCLN,	QUOT,	SLSH,	HOME,	PGUP,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	END,	PGDN,	TRNS)
/* 2: FN 2 */
  KEYMAP(TRNS,	FN11,	FN12,	FN13,	FN14,	FN15,	FN16,	FN17,	FN18,	FN19,	FN20,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	UP,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	LEFT,	DOWN,	RGHT)
};
 
const uint16_t PROGMEM fn_actions[] = {
  [0] = ACTION_LAYER_MOMENTARY(1),
};

keymap_poker

#include "keymap_common.h"

const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* 0: qwerty */
  KEYMAP(ESC,	Q,	W,	E,	R,	T,	Y,	U,	I,	O,	P,	BSPC,	
  TAB,	A,	S,	D,	F,	G,	H,	J,	K,	L,	ENT,	
  CAPS,	LSFT,	Z,	X,	C,	V,	B,	N,	M,	COMM,	DOT,	LSFT,	
  LCTL,	LALT,	PAUSE,	FN2,	SPC,	FN1,	COPY,	PASTE,	UNDO)
/* 1: FN 1 */
  KEYMAP(TRNS,	1,	2,	3,	4,	5,	6,	7,	8,	9,	0,	DEL,	
  TRNS,	VOLUP,	VOLDOWN,	MUTE,	TRNS,	LBRC,	RBRC,	BSLS,	MINS,	EQL,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	FN23,	SCLN,	QUOT,	SLSH,	HOME,	PGUP,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	END,	PGDN,	TRNS)
/* 2: FN 2 */
  KEYMAP(TRNS,	FN11,	FN12,	FN13,	FN14,	FN15,	FN16,	FN17,	FN18,	FN19,	FN20,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	UP,	TRNS,	
  TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	TRNS,	LEFT,	DOWN,	RGHT)
};
 
const uint16_t PROGMEM fn_actions[] = {
  [0] = ACTION_LAYER_MOMENTARY(1),
};

matrix

/*
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/>.
*/

/*
 * 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;
}

bool matrix_is_modified(void)
{
    if (debouncing) return false;
    return true;
}

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");
    }
}

uint8_t matrix_key_count(void)
{
    uint8_t count = 0;
    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
        count += bitpop16(matrix[i]);
    }
    return count;
}

/* Column pin configuration
 * col: 0   1   2   3   4   5   6   7   8   9   10  11
 * pin: B0  B1  B5  B7  D0  D1  D2  D3  C6  C7  D5  D4
(Rev.A)
 * pin:                                 B7                      (Rev.B)
 */
static void  init_cols(void)
{
    // Input with pull-up(DDR:0, PORT:1)
    DDRD  &= ~(1<<1 | 1<<2 | 1<<3 | 1<<4);
    PORTD |=  (1<<1 | 1<<2 | 1<<3 | 1<<4);
    DDRC  &= ~(1<<7 | 1<<8);
    PORTC |=  (1<<7 | 1<<8);
    DDRB  &= ~(1<<1 | 1<<2 | 1<<6 | 1<<8);
    PORTB |=  (1<<1 | 1<<2 | 1<<6 | 1<<8);
}

static matrix_row_t read_cols(void)
{
    return (PINB&(1<<0) ? 0 : (1<<0)) |
           (PINB&(1<<1) ? 0 : (1<<1)) |
           (PINB&(1<<5) ? 0 : (1<<2)) |
           (PINB&(1<<7) ? 0 : (1<<3)) |
           (PIND&(1<<0) ? 0 : (1<<4)) |
           (PIND&(1<<1) ? 0 : (1<<5)) |
           (PIND&(1<<2) ? 0 : (1<<6)) |
           (PIND&(1<<3) ? 0 : (1<<7)) |
           (PINC&(1<<6) ? 0 : (1<<8)) |
           (PINC&(1<<7) ? 0 : (1<<9)) |
           (PIND&(1<<5) ? 0 : (1<<10)) |
           (PIND&(1<<4) ? 0 : (1<<11));
}

/* Row pin configuration
 * row: 0   1   2   3
 * pin: F0  F1  F4  F5
 */
static void unselect_rows(void)
{
    // Hi-Z(DDR:0, PORT:0) to unselect
    DDRF  &= ~0b00110011;
    PORTF &= ~0b00110011;
}

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