drashna/qmk_firmware
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This commit is contained in:
Jack Humbert 2015-08-16 17:51:53 -04:00
parent 07d090db8b
commit b3f638f491
20 changed files with 309 additions and 366 deletions
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71
keyboard/planck/matrix_center.c
View file

@ -23,10 +23,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <avr/io.h>
#include <util/delay.h>
#include "action_layer.h"
#include "print.h"
// #include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "analog.h"
#ifndef DEBOUNCE
@ -40,9 +41,14 @@ static matrix_row_t matrix_debouncing[MATRIX_ROWS];
static matrix_row_t read_cols(void);
static void init_cols(void);
static void init_encoder(void);
static void init_pot(void);
static void unselect_rows(void);
static void select_row(uint8_t row);
int16_t analogRead(uint8_t pin);
uint8_t state;
int32_t position;
int16_t value;
inline
uint8_t matrix_rows(void)
@ -61,6 +67,8 @@ void matrix_init(void)
// initialize row and col
unselect_rows();
init_cols();
init_encoder();
init_pot();
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
@ -69,6 +77,50 @@ void matrix_init(void)
}
}
static void init_encoder(void)
{
DDRC &= ~(1<<6 | 1<<7);
PORTC |= (1<<6 | 1<<7);
uint8_t s = 0;
_delay_ms(1);
if (PINC&(1<<6)) s |= 1;
if (PINC&(1<<7)) s |= 2;
state = s;
position = 0;
}
void read_encoder(void)
{
uint8_t s = state & 3;
if (PINC&(1<<6)) s |= 4;
if (PINC&(1<<7)) s |= 8;
state = (s >> 2);
switch (s) {
case 1: case 7: case 8: case 14:
position++;
break;
case 2: case 4: case 11: case 13:
position--;
break;
case 3: case 12:
position += 2;
break;
case 6: case 9:
position -= 2;
break;
}
}
#define HEX(n) (((n) < 10) ? ((n) + '0') : ((n) + 'A' - 10))
static void init_pot(void)
{
// DDRD &= ~(1<<4);
// PORTD |= (1<<4);
// DIDR2 = (1<<0);
}
uint8_t matrix_scan(void)
{
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
@ -95,6 +147,21 @@ uint8_t matrix_scan(void)
}
}
read_encoder();
if (position >= 2) {
register_code(KC_AUDIO_VOL_UP);
unregister_code(KC_AUDIO_VOL_UP);
position = 0;
} else if (position <= -2) {
register_code(KC_AUDIO_VOL_DOWN);
unregister_code(KC_AUDIO_VOL_DOWN);
position = 0;
}
// uint16_t val = analogRead(11);
// debug("analogRead: "); debug_hex(val); debug("\n");
return 1;
}