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54
keyboard/gnapkin/backlight.c Normal file
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// http://blog.saikoled.com/post/43165849837/secret-konami-cheat-code-to-high-resolution-pwm-on
#include <avr/io.h>
#include "backlight.h"
#define FET OCR1A
uint8_t led_counter = 0;
uint8_t led_level = 0;
void backlight_init_ports()
{
DDRB |= (1<<5);
PORTB &= ~(1<<5);
TCCR1A = _BV(COM1A1) | _BV(WGM11); // = 0b10000010;
TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001;
ICR1 = 0xFFFF;
FET = 0x0000;
backlight_init();
}
void backlight_set(uint8_t level)
{
if ( level == 0 )
{
// Turn off PWM control on PB5, revert to output low.
TCCR1A &= ~(_BV(COM1A1));
FET = 0x0000;
// Prevent backlight blink on lowest level
PORTB &= ~(_BV(PORTB5));
}
else if ( level == BACKLIGHT_LEVELS )
{
// Prevent backlight blink on lowest level
PORTB &= ~(_BV(PORTB5));
// Turn on PWM control of PB5
TCCR1A |= _BV(COM1A1);
// Set the brightness
FET = 0xFFFF;
}
else
{
// Prevent backlight blink on lowest level
PORTB &= ~(_BV(PORTB5));
// Turn on PWM control of PB5
TCCR1A |= _BV(COM1A1);
// Set the brightness
FET = 0xFFFF >> ((BACKLIGHT_LEVELS - level) * ((BACKLIGHT_LEVELS + 1) / 2));
}
}

72
keyboard/gnapkin/config.h Normal file
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/*
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 0x0A0C
#define DEVICE_VER 0x0011
#define MANUFACTURER di0ib
#define PRODUCT The GNAPKIN Keyboard
#define DESCRIPTION A compact keyboard
/* key matrix size */
#define MATRIX_ROWS 3
#define MATRIX_COLS 12
/* number of backlight levels */
#define BACKLIGHT_LEVELS 4
/* 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

45
keyboard/gnapkin/keymap_common.h Normal file
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/*
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_macro.h"
#include "report.h"
#include "host.h"
#include "print.h"
#include "debug.h"
#include "keymap.h"
#define KEYMAP( \
K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0a, K0b, \
K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1a, K1b, \
K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2a, K2b \
) \
{ \
{ KC_##K00, KC_##K01, KC_##K02, KC_##K03, KC_##K04, KC_##K05, KC_##K06, KC_##K07, KC_##K08, KC_##K09, KC_##K0a, KC_##K0b }, \
{ KC_##K10, KC_##K11, KC_##K12, KC_##K13, KC_##K14, KC_##K15, KC_##K16, KC_##K17, KC_##K18, KC_##K19, KC_##K1a, KC_##K1b }, \
{ KC_##K20, KC_##K21, KC_##K22, KC_##K23, KC_##K24, KC_##K25, KC_##K26, KC_##K27, KC_##K28, KC_##K29, KC_##K2a, KC_##K2b } \
}
#endif

56
keyboard/gnapkin/keymap_gnapkin.c Normal file
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#include "keymap_common.h"
const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
KEYMAP(
ESC, Q, W, E, R, T, Y, U, I, O, P, BSPC,
FN2, A, S, D, F, G, H, J, K, L, SCLN, QUOT,
LSFT, Z, X, C, V, B, N, M, COMM, DOT, SLSH, FN3
),
KEYMAP(
GRV, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, DELETE,
TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, MINS, EQL, LBRC, RBRC, BSLS,
TRNS, F11, F12, F13, F14, F15, F16, F17, F18, F19, F20, TRNS
),
KEYMAP(
FN6, FN7, FN8, FN9, FN10, FN11, FN12, FN13, FN14, FN15, FN16, DELETE,
TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, FN17, FN18, FN19, FN20, FN21,
TRNS, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, TRNS
),
KEYMAP( /* Tab */
ESC, CALC, WHOM, MAIL, MYCM, TRNS, TRNS, TRNS, TRNS, TRNS, PSCR, TRNS,
TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS,
TRNS, FN4, FN5, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS, TRNS
),
};
const action_t PROGMEM fn_actions[] = {
[0] = ACTION_LAYER_MOMENTARY(1),
[1] = ACTION_LAYER_MOMENTARY(2),
[2] = ACTION_LAYER_TAP_KEY(3, KC_TAB),
[3] = ACTION_MODS_TAP_KEY(MOD_RSFT, KC_ENT),
[4] = ACTION_BACKLIGHT_DECREASE(),
[5] = ACTION_BACKLIGHT_INCREASE(),
[6] = ACTION_MODS_KEY(MOD_LSFT, KC_GRV),
[7] = ACTION_MODS_KEY(MOD_LSFT, KC_1),
[8] = ACTION_MODS_KEY(MOD_LSFT, KC_2),
[9] = ACTION_MODS_KEY(MOD_LSFT, KC_3),
[10] = ACTION_MODS_KEY(MOD_LSFT, KC_4),
[11] = ACTION_MODS_KEY(MOD_LSFT, KC_5),
[12] = ACTION_MODS_KEY(MOD_LSFT, KC_6),
[13] = ACTION_MODS_KEY(MOD_LSFT, KC_7),
[14] = ACTION_MODS_KEY(MOD_LSFT, KC_8),
[15] = ACTION_MODS_KEY(MOD_LSFT, KC_9),
[16] = ACTION_MODS_KEY(MOD_LSFT, KC_0),
[17] = ACTION_MODS_KEY(MOD_LSFT, KC_MINS),
[18] = ACTION_MODS_KEY(MOD_LSFT, KC_EQL),
[19] = ACTION_MODS_KEY(MOD_LSFT, KC_LBRC),
[20] = ACTION_MODS_KEY(MOD_LSFT, KC_RBRC),
[21] = ACTION_MODS_KEY(MOD_LSFT, KC_BSLS),
};
void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) {
}

38
keyboard/gnapkin/led.c Normal file
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/*
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 <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 low
DDRB |= (1<<0);
PORTB &= ~(1<<0);
DDRD |= (1<<5);
PORTD &= ~(1<<5);
} else {
// Hi-Z
DDRB &= ~(1<<0);
PORTB &= ~(1<<0);
DDRD &= ~(1<<5);
PORTD &= ~(1<<5);
}
}

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keyboard/gnapkin/matrix.c Normal file
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/*
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)
{
// To use PORTF disable JTAG with writing JTD bit twice within four cycles.
MCUCR |= (1<<JTD);
MCUCR |= (1<<JTD);
backlight_init_ports();
// 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: D7 E6 B4 B5 B6 B2 B3 B1 F7 F6 F5 F4
C6, D7, E6, B4, B6, B2, B3, B1, F7, F6, F5, F4
*/
static void init_cols(void)
{
// Input with pull-up(DDR:0, PORT:1)
DDRF &= ~(1<<4 | 1<<5 | 1<<6 | 1<<7);
PORTF |= (1<<4 | 1<<5 | 1<<6 | 1<<7);
DDRE &= ~(1<<6);
PORTE |= (1<<6);
DDRD &= ~(1<<7);
PORTD |= (1<<7);
DDRC &= ~(1<<6);
PORTC |= (1<<6);
DDRB &= ~(1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<6);
PORTB |= (1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<6);
}
static matrix_row_t read_cols(void)
{
return (PINF&(1<<4) ? 0 : (1<<0)) |
(PINF&(1<<5) ? 0 : (1<<1)) |
(PINF&(1<<6) ? 0 : (1<<2)) |
(PINF&(1<<7) ? 0 : (1<<3)) |
(PINB&(1<<1) ? 0 : (1<<4)) |
(PINB&(1<<3) ? 0 : (1<<5)) |
(PINB&(1<<2) ? 0 : (1<<6)) |
(PINB&(1<<6) ? 0 : (1<<7)) |
(PINB&(1<<4) ? 0 : (1<<8)) |
(PINE&(1<<6) ? 0 : (1<<9)) |
(PIND&(1<<7) ? 0 : (1<<10)) |
(PINC&(1<<6) ? 0 : (1<<11));
}
/* Row pin configuration
* row: 0 1 2
* pin: D1 D0 D4
*/
static void unselect_rows(void)
{
// Hi-Z(DDR:0, PORT:0) to unselect
DDRD &= ~0b00010011;
PORTD &= ~0b00010011;
}
static void select_row(uint8_t row)
{
// Output low(DDR:1, PORT:0) to select
switch (row) {
case 0:
DDRD |= (1<<4);
PORTD &= ~(1<<4);
break;
case 1:
DDRD |= (1<<0);
PORTD &= ~(1<<0);
break;
case 2:
DDRD |= (1<<1);
PORTD &= ~(1<<1);
break;
}
}