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Diffstat (limited to 'keyboards/scarletbandana/matrix.c')
-rw-r--r-- | keyboards/scarletbandana/matrix.c | 326 |
1 files changed, 0 insertions, 326 deletions
diff --git a/keyboards/scarletbandana/matrix.c b/keyboards/scarletbandana/matrix.c deleted file mode 100644 index 7b7934c9e..000000000 --- a/keyboards/scarletbandana/matrix.c +++ /dev/null @@ -1,326 +0,0 @@ -/* -Copyright 2012 Jun Wako <wakojun@gmail.com> -Copyright 2017 Cole Markham <cole@ccmcomputing.net> - -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> -#if defined(__AVR__) -#include <avr/io.h> -#include "pincontrol.h" -#endif -#include "wait.h" -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "config.h" -#include "timer.h" -//#include "audio.h" - -#ifndef DEBOUNCING_DELAY -# define DEBOUNCING_DELAY 5 -#endif - -#if (DEBOUNCING_DELAY > 0) - static uint16_t debouncing_time; - static bool debouncing = false; -#endif - -#if (MATRIX_COLS <= 8) -# define print_matrix_header() print("\nr/c 01234567\n") -# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop(matrix[i]) -# define ROW_SHIFTER ((uint8_t)1) -#elif (MATRIX_COLS <= 16) -# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n") -# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop16(matrix[i]) -# define ROW_SHIFTER ((uint16_t)1) -#elif (MATRIX_COLS <= 32) -# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n") -# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop32(matrix[i]) -# define ROW_SHIFTER ((uint32_t)1) -#endif - -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; -static const uint8_t col_pins[4] = MATRIX_COL_PINS; -static const uint8_t xcol_pins[MATRIX_COLS - 16] = MATRIX_XCOL_PINS; -// -//float init_song[][2] = SONG(QWERTY_SOUND); - -/* matrix state(1:on, 0:off) */ -static matrix_row_t matrix[MATRIX_ROWS]; -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; -static void init_rows(void); -static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); -static void unselect_cols(void); -static void init_cols(void); -static void select_col(uint8_t col); -//static void demux_enable(bool enabled); - -__attribute__ ((weak)) -void matrix_init_quantum(void) { - matrix_init_kb(); -} - -__attribute__ ((weak)) -void matrix_scan_quantum(void) { - matrix_scan_kb(); -} - -__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) -{ - debug_enable = true; - debug_matrix = true; - debug_mouse = true; - dprintf("matrix init"); - // initialize row and col - init_cols(); - init_rows(); - - -// PLAY_NOTE_ARRAY(init_song, false, 0); - - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - } - - matrix_init_quantum(); - -} - -uint8_t _matrix_scan(void) -{ - // Set col, read rows - for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { -# if (DEBOUNCING_DELAY > 0) - bool matrix_changed = read_rows_on_col(matrix_debouncing, current_col); - if (matrix_changed) { - debouncing = true; - debouncing_time = timer_read(); - } -# else - read_rows_on_col(matrix, current_col); -# endif - - } - - // Unselect cols - unselect_cols(); - -# if (DEBOUNCING_DELAY > 0) - if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) { - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - matrix[i] = matrix_debouncing[i]; - } - debouncing = false; - } -# endif - - return 1; -} - -uint8_t matrix_scan(void) -{ - uint8_t ret = _matrix_scan(); - matrix_scan_quantum(); - return ret; -} - -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; -} - - -static void init_rows(void) -{ - for(uint8_t x = 0; x < MATRIX_ROWS; x++) { - uint8_t pin = row_pins[x]; - pinMode(pin, PinDirectionInput); - digitalWrite(pin, PinLevelHigh); - } -} - - -static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) -{ - bool matrix_changed = false; - - // Select col and wait for col selection to stabilize - select_col(current_col); - wait_us(30); -// wait_ms(1000); -// PLAY_NOTE_ARRAY(init_song, false, 0); - - // For each row... - for(uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++) - { - - // Store last value of row prior to reading - matrix_row_t last_row_value = current_matrix[row_index]; - - // Check row pin state - uint8_t pin = row_pins[row_index]; - if (digitalRead(pin) == 0) - { - // Pin LO, set col bit - current_matrix[row_index] |= (ROW_SHIFTER << current_col); - } - else - { - // Pin HI, clear col bit - current_matrix[row_index] &= ~(ROW_SHIFTER << current_col); - } - - // Determine if the matrix changed state - if ((last_row_value != current_matrix[row_index]) && !(matrix_changed)) - { - matrix_changed = true; - } - } - - return matrix_changed; -} - -static void select_col(uint8_t col) -{ - for (uint8_t y = 16; y < MATRIX_COLS; y++) { - uint8_t pin = xcol_pins[y-16]; - if (y == col) { - digitalWrite(pin, PinLevelLow); - } else { - digitalWrite(pin, PinLevelHigh); - } - } - if (col >= 16) { -// demux_enable(false); -// digitalWrite(MATRIX_EN_PIN, PinLevelHigh); - } else { - for(uint8_t x = 0; x < 4; x++) { - uint8_t pin = col_pins[x]; - pinMode(pin, PinDirectionOutput); - digitalWrite(pin, (col >> x) & 0x1); - } -// demux_enable(true); - digitalWrite(MATRIX_EN_PIN, PinLevelLow); - } -} - -static void init_cols(void) { - for (uint8_t y = 16; y < MATRIX_COLS; y++) { - uint8_t pin = xcol_pins[y-16]; - pinMode(pin, PinDirectionOutput); - } - for(uint8_t x = 0; x < 4; x++) { - uint8_t pin = col_pins[x]; - pinMode(pin, PinDirectionOutput); - } - pinMode(MATRIX_EN_PIN, PinDirectionOutput); -// digitalWrite(MATRIX_EN_PIN, PinLevelHigh); - unselect_cols(); -} - -static void unselect_cols(void) -{ - for (uint8_t y = 16; y < MATRIX_COLS; y++) { - uint8_t pin = xcol_pins[y-16]; - digitalWrite(pin, PinLevelHigh); - } -// demux_enable(false); -// digitalWrite(MATRIX_EN_PIN, PinLevelHigh); -} - -//static void demux_enable(uint8_t state) -//{ -// if (enabled){ -// digitalWrite(F7, PinLevelLow); -// } else { -// digitalWrite(F7, PinLevelHigh); -// } -//} |