147 lines
3 KiB
C
147 lines
3 KiB
C
|
/*
|
||
|
|
||
|
Copyright 2013 Oleg Kostyuk <cub.uanic@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 "action_layer.h"
|
||
|
#include "print.h"
|
||
|
#include "debug.h"
|
||
|
#include "util.h"
|
||
|
#include "matrix.h"
|
||
|
#include "sixkeyboard.h"
|
||
|
#include <string.h>
|
||
|
|
||
|
/* matrix state(1:on, 0:off) */
|
||
|
static matrix_row_t matrix[MATRIX_ROWS];
|
||
|
static matrix_row_t matrix_stage[MATRIX_ROWS];
|
||
|
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
|
||
|
|
||
|
static uint16_t debouncing_time;
|
||
|
static bool debouncing = false;
|
||
|
|
||
|
__attribute__ ((weak))
|
||
|
void matrix_init_kb(void) {
|
||
|
matrix_init_user();
|
||
|
}
|
||
|
|
||
|
__attribute__ ((weak))
|
||
|
void matrix_scan_kb(void) {
|
||
|
matrix_scan_user();
|
||
|
}
|
||
|
|
||
|
__attribute__ ((weak))
|
||
|
void matrix_init_user(void) {
|
||
|
}
|
||
|
|
||
|
__attribute__ ((weak))
|
||
|
void matrix_scan_user(void) {
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint8_t matrix_rows(void)
|
||
|
{
|
||
|
return MATRIX_ROWS;
|
||
|
}
|
||
|
|
||
|
inline
|
||
|
uint8_t matrix_cols(void)
|
||
|
{
|
||
|
return MATRIX_COLS;
|
||
|
}
|
||
|
|
||
|
void matrix_init(void)
|
||
|
{
|
||
|
|
||
|
DDRC &= ~(1<<7);
|
||
|
PORTC |= (1<<7);
|
||
|
DDRB &= ~(1<<7 | 1<<5);
|
||
|
PORTB |= (1<<7 | 1<<5);
|
||
|
DDRD &= ~(1<<6 | 1<<4 | 1<<1);
|
||
|
PORTD |= (1<<6 | 1<<4 | 1<<1);
|
||
|
|
||
|
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
|
||
|
matrix[i] = 0;
|
||
|
matrix_debouncing[i] = 0;
|
||
|
matrix_stage[i] = 0;
|
||
|
}
|
||
|
|
||
|
matrix_init_quantum();
|
||
|
|
||
|
}
|
||
|
|
||
|
uint8_t matrix_scan(void)
|
||
|
{
|
||
|
matrix_stage[0] = (PINC&(1<<7) ? 0 : (1<<0)) | (PINB&(1<<7) ? 0 : (1<<1)) | (PINB&(1<<5) ? 0 : (1<<2));
|
||
|
matrix_stage[1] = (PIND&(1<<6) ? 0 : (1<<0)) | (PIND&(1<<1) ? 0 : (1<<1)) | (PIND&(1<<4) ? 0 : (1<<2));
|
||
|
|
||
|
if (memcmp(matrix_debouncing, matrix_stage, sizeof(matrix)) != 0) {
|
||
|
debouncing = true;
|
||
|
debouncing_time = timer_read();
|
||
|
}
|
||
|
|
||
|
matrix_debouncing[0] = matrix_stage[0];
|
||
|
matrix_debouncing[1] = matrix_stage[1];
|
||
|
|
||
|
if (debouncing && (timer_elapsed(debouncing_time) > 20)) {
|
||
|
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
|
||
|
matrix[i] = matrix_debouncing[i];
|
||
|
}
|
||
|
debouncing = false;
|
||
|
}
|
||
|
|
||
|
matrix_scan_quantum();
|
||
|
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
bool matrix_is_modified(void)
|
||
|
{
|
||
|
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)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
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;
|
||
|
}
|
||
|
|