diff options
author | Alex Ong <the.onga@gmail.com> | 2019-01-04 19:43:45 +1100 |
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committer | Alex Ong <the.onga@gmail.com> | 2019-01-04 19:43:45 +1100 |
commit | 2bb2977c133646c4e056960e72029270d77cc1eb (patch) | |
tree | 235d491f992121ac1716c5bf2fafb80983748576 /keyboards/40percentclub/nano/matrix.c | |
parent | a55c838961c89097ab849ed6cb1f261791e6b9b4 (diff) | |
parent | 47c91fc7f75ae0a477e55b687aa0fc30da0a283c (diff) |
Merge branch 'master' into debounce_refactor
# Conflicts:
# tmk_core/common/keyboard.c
Diffstat (limited to 'keyboards/40percentclub/nano/matrix.c')
-rw-r--r-- | keyboards/40percentclub/nano/matrix.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/keyboards/40percentclub/nano/matrix.c b/keyboards/40percentclub/nano/matrix.c new file mode 100644 index 0000000000..fa2461af5f --- /dev/null +++ b/keyboards/40percentclub/nano/matrix.c @@ -0,0 +1,159 @@ +/* + +Note for ErgoDox EZ customizers: Here be dragons! +This is not a file you want to be messing with. +All of the interesting stuff for you is under keymaps/ :) +Love, Erez + +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 "nano.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) +{ + + DDRF &= ~(1<<4 | 1<<5 | 1<<6 | 1<<7); + PORTF |= (1<<4 | 1<<5 | 1<<6 | 1<<7); + DDRC &= ~(1<<6); + PORTC |= (1<<6); + DDRD &= ~(1<<0 | 1<<1 | 1<<4); + PORTD |= (1<<0 | 1<<1 | 1<<4); + + 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] = + (PINF&(1<<4) ? 0 : (1<<0)) | + (PINF&(1<<5) ? 0 : (1<<1)) | + (PINF&(1<<6) ? 0 : (1<<2)) | + (PINF&(1<<7) ? 0 : (1<<3)); + matrix_stage[1] = + (PIND&(1<<1) ? 0 : (1<<0)) | + (PIND&(1<<0) ? 0 : (1<<1)) | + (PIND&(1<<4) ? 0 : (1<<2)) | + (PINC&(1<<6) ? 0 : (1<<3)); + + 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; +} + |