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Diffstat (limited to 'keyboard/atomic/matrix_center.c')
| -rw-r--r-- | keyboard/atomic/matrix_center.c | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/keyboard/atomic/matrix_center.c b/keyboard/atomic/matrix_center.c deleted file mode 100644 index 7047f018b..000000000 --- a/keyboard/atomic/matrix_center.c +++ /dev/null @@ -1,269 +0,0 @@ -/* -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 "action_layer.h" -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "analog.h" - - -#ifndef DEBOUNCE -# define DEBOUNCE 10 -#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 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) -{ - return MATRIX_ROWS; -} - -inline -uint8_t matrix_cols(void) -{ - return MATRIX_COLS; -} - -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++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - } -} - -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++) { - 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]; - } - } - } - - 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; -} - -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: F0 F1 F4 F5 F6 F7 B6 B5 B4 D7 D5 D4 - */ - -static void init_cols(void) -{ - DDRF &= ~(1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7); - PORTF |= (1<<0 | 1<<1 | 1<<4 | 1<<5 | 1<<6 | 1<<7); - DDRD &= ~(1<<0); - PORTD |= (1<<0); - DDRB &= ~(1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7); - PORTB |= (1<<0 | 1<<1 | 1<<2 | 1<<3 | 1<<7); -} - -static matrix_row_t read_cols(void) -{ - return (PINB&(1<<0) ? 0 : (1<< 0)) | - (PINB&(1<<1) ? 0 : (1<< 1)) | - (PINB&(1<<2) ? 0 : (1<< 2)) | - (PINB&(1<<3) ? 0 : (1<< 3)) | - (PINB&(1<<7) ? 0 : (1<< 4)) | - (PIND&(1<<0) ? 0 : (1<< 5)) | - (PINF&(1<<7) ? 0 : (1<< 6)) | - (PINF&(1<<6) ? 0 : (1<< 7)) | - (PINF&(1<<5) ? 0 : (1<< 8)) | - (PINF&(1<<4) ? 0 : (1<< 9)) | - (PINF&(1<<1) ? 0 : (1<<10)) | - (PINF&(1<<0) ? 0 : (1<<11)); -} - -/* Row pin configuration - * row: 0 1 2 3 - * pin: B0 B1 B2 B3 - */ -static void unselect_rows(void) -{ - // Hi-Z(DDR:0, PORT:0) to unselect - DDRB &= ~0b01110000; - PORTB &= ~0b01110000; - DDRD &= ~0b10000000; - PORTD &= ~0b10000000; -} - -static void select_row(uint8_t row) -{ - switch (row) { - case 0: - DDRB |= (1<<6); - PORTB &= ~(1<<6); - break; - case 1: - DDRB |= (1<<5); - PORTB &= ~(1<<5); - break; - case 2: - DDRB |= (1<<4); - PORTB &= ~(1<<4); - break; - case 3: - DDRD |= (1<<7); - PORTD &= ~(1<<7); - break; - } -} |