diff options
Diffstat (limited to 'keyboards/eagle_viper/v2/matrix.c')
| -rw-r--r-- | keyboards/eagle_viper/v2/matrix.c | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/keyboards/eagle_viper/v2/matrix.c b/keyboards/eagle_viper/v2/matrix.c deleted file mode 100644 index 7003a7ae0..000000000 --- a/keyboards/eagle_viper/v2/matrix.c +++ /dev/null @@ -1,257 +0,0 @@ -/* -Copyright 2017 MechMerlin <mechmerlin@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 <util/delay.h> -#include <avr/io.h> -#include <stdio.h> -#include "matrix.h" -#include "util.h" -#include "print.h" -#include "debug.h" - -static uint8_t debouncing = DEBOUNCING_DELAY; - -/* matrix state(1:on, 0:off) */ -static matrix_row_t matrix[MATRIX_ROWS]; -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -static uint8_t read_rows(uint8_t col); -static void init_rows(void); -static void unselect_cols(void); -static void select_col(uint8_t col); - - -__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) { -} - -void backlight_init_ports(void) -{ - DDRD |= 0b11010000; - PORTD &= ~0b01010000; - PORTD |= 0b10000000; - DDRB |= 0b00011111; - PORTB &= ~0b00001110; - PORTB |= 0b00010001; - DDRE |= 0b01000000; - PORTE &= ~0b01000000; -} - -void matrix_init(void) { - backlight_init_ports(); - unselect_cols(); - init_rows(); - - for (uint8_t i=0; i < MATRIX_ROWS; i++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - } - - matrix_init_quantum(); -} - -uint8_t matrix_scan(void) { - for (uint8_t col = 0; col < MATRIX_COLS; col++) { - select_col(col); - _delay_us(3); - - uint8_t rows = read_rows(col); - - for (uint8_t row = 0; row < MATRIX_ROWS; row++) { - bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col); - bool curr_bit = rows & (1<<row); - if (prev_bit != curr_bit) { - matrix_debouncing[row] ^= ((matrix_row_t)1<<col); - debouncing = DEBOUNCING_DELAY; - } - } - unselect_cols(); - } - - if (debouncing) { - if (--debouncing) { - _delay_ms(1); - } else { - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - matrix[i] = matrix_debouncing[i]; - } - } - } - - matrix_scan_quantum(); - return 1; -} - -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++) { - xprintf("%02X: %032lb\n", row, bitrev32(matrix_get_row(row))); - } -} - -/* Row pin configuration - * row: 0 1 2 3 4 5 - * pin: PB7 PD0 PD1 PD2 PD3 PD5 - * - * Esc uses its own pin PE2 - */ -static void init_rows(void) { - DDRD &= ~0b00101111; - PORTD &= ~0b00101111; - - DDRB &= ~0b10000000; - PORTB &= ~0b10000000; - - DDRE &= ~0b00000100; - PORTE |= 0b00000100; -} - -static uint8_t read_rows(uint8_t col) { - - return (PIND&(1<<0) ? (1<<0) : 0) | - (PIND&(1<<1) ? (1<<1) : 0) | - (PIND&(1<<2) ? (1<<2) : 0) | - (PIND&(1<<3) ? (1<<3) : 0) | - (PIND&(1<<5) ? (1<<4) : 0) | - (PINB&(1<<7) ? (1<<5) : 0) | - (col==0 ? ((PINE&(1<<2) ? 0 : (1<<2))) : 0); - -} - -uint8_t read_fwkey(void) -{ - return PINE&(1<<2) ? 0 : (1<<2); -} - -/* Columns 0 - 15 - * These columns uses two 74HC237D 3 to 8 bit demultiplexers. - * col / pin: PC6 PB6 PF0 PF1 PC7 - * 0: 1 0 0 0 0 - * 1: 1 0 1 0 0 - * 2: 1 0 0 1 0 - * 3: 1 0 1 1 0 - * 4: 1 0 0 0 1 - * 5: 1 0 1 0 1 - * 6: 1 0 0 1 1 - * 7: 1 0 1 1 1 - * 8: 0 1 0 0 0 - * 9: 0 1 1 0 0 - * 10: 0 1 0 1 0 - * 11: 0 1 1 1 0 - * 12: 0 1 0 0 1 - * 13: 0 1 1 0 1 - * 14: 0 1 0 1 1 - * 15: 0 1 1 1 1 - * - */ -static void unselect_cols(void) { - DDRB |= 0b01000000; - PORTB &= ~0b01000000; - - DDRC |= 0b11000000; - PORTC &= ~0b11000000; - - DDRF |= 0b00000011; - PORTF &= ~0b00000011; -} - -static void select_col(uint8_t col) { - - switch (col) { - case 0: - PORTC |= 0b01000000; - break; - case 1: - PORTC |= 0b01000000; - PORTF |= 0b00000001; - break; - case 2: - PORTC |= 0b01000000; - PORTF |= 0b00000010; - break; - case 3: - PORTC |= 0b01000000; - PORTF |= 0b00000011; - break; - case 4: - PORTC |= 0b11000000; - break; - case 5: - PORTC |= 0b11000000; - PORTF |= 0b00000001; - break; - case 6: - PORTC |= 0b11000000; - PORTF |= 0b00000010; - break; - case 7: - PORTC |= 0b11000000; - PORTF |= 0b00000011; - break; - case 8: - PORTB |= 0b01000000; - break; - case 9: - PORTB |= 0b01000000; - PORTF |= 0b00000001; - break; - case 10: - PORTB |= 0b01000000; - PORTF |= 0b00000010; - break; - case 11: - PORTB |= 0b01000000; - PORTF |= 0b00000011; - break; - case 12: - PORTB |= 0b01000000; - PORTC |= 0b10000000; - break; - case 13: - PORTB |= 0b01000000; - PORTF |= 0b00000001; - PORTC |= 0b10000000; - break; - case 14: - PORTB |= 0b01000000; - PORTF |= 0b00000010; - PORTC |= 0b10000000; - break; - case 15: - PORTB |= 0b01000000; - PORTF |= 0b00000011; - PORTC |= 0b10000000; - break; - } -} |