diff options
Diffstat (limited to 'keyboards/redscarf_iiplus/verd/matrix.c')
-rw-r--r-- | keyboards/redscarf_iiplus/verd/matrix.c | 371 |
1 files changed, 0 insertions, 371 deletions
diff --git a/keyboards/redscarf_iiplus/verd/matrix.c b/keyboards/redscarf_iiplus/verd/matrix.c deleted file mode 100644 index b703932229..0000000000 --- a/keyboards/redscarf_iiplus/verd/matrix.c +++ /dev/null @@ -1,371 +0,0 @@ -/* -Copyright 2012-2018 Jun Wako, Jack Humbert, Yiancar -Port done by Andy Lee <alee@alittlepeacemusic.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 <stdint.h> -#include <stdbool.h> -#include "wait.h" -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "debounce.h" -#include "quantum.h" - -#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 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 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 ROW_SHIFTER ((uint32_t)1) -#endif - -#ifdef MATRIX_MASKED - extern const matrix_row_t matrix_mask[]; -#endif - -#ifdef DIRECT_PINS -static pin_t direct_pins[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS; -#elif (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW) -// static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; -static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; -#endif - -/* matrix state(1:on, 0:off) */ -static matrix_row_t raw_matrix[MATRIX_ROWS]; //raw values -static matrix_row_t matrix[MATRIX_ROWS]; //debounced values - -__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; -} - -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) -{ - // Matrix mask lets you disable switches in the returned matrix data. For example, if you have a - // switch blocker installed and the switch is always pressed. -#ifdef MATRIX_MASKED - return matrix[row] & matrix_mask[row]; -#else - return matrix[row]; -#endif -} - -void matrix_print(void) -{ - print_matrix_header(); - - for (uint8_t row = 0; row < MATRIX_ROWS; row++) { - print_hex8(row); print(": "); - print_matrix_row(row); - print("\n"); - } -} - -#ifdef DIRECT_PINS - -static void init_pins(void) { - for (int row = 0; row < MATRIX_ROWS; row++) { - for (int col = 0; col < MATRIX_COLS; col++) { - pin_t pin = direct_pins[row][col]; - if (pin != NO_PIN) { - setPinInputHigh(pin); - } - } - } -} - -static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { - matrix_row_t last_row_value = current_matrix[current_row]; - current_matrix[current_row] = 0; - - for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { - pin_t pin = direct_pins[current_row][col_index]; - if (pin != NO_PIN) { - current_matrix[current_row] |= readPin(pin) ? 0 : (ROW_SHIFTER << col_index); - } - } - - return (last_row_value != current_matrix[current_row]); -} - -#elif (DIODE_DIRECTION == COL2ROW) -/* Rows 0 - 5 - * These rows use a 74HC138 3-to-8 demultiplexer. - * C B A - * row / pin: PB0 PB1 PB2 - * 0: 0 0 0 - * 1: 0 0 1 - * 2: 0 1 0 - * 3: 0 1 1 - * 4: 1 0 0 - * 5: 1 0 1 - */ -static void select_row(uint8_t col) -{ - switch (col) { - case 0: - writePinLow(B0); - writePinLow(B1); - writePinLow(B2); - break; - case 1: - writePinLow(B0); - writePinLow(B1); - break; - case 2: - writePinLow(B0); - writePinLow(B2); - break; - case 3: - writePinLow(B0); - break; - case 4: - writePinLow(B1); - writePinLow(B2); - break; - case 5: - writePinLow(B1); - break; - } -} - -static void unselect_row(uint8_t col) -{ - switch (col) { - case 0: - writePinHigh(B0); - writePinHigh(B1); - writePinHigh(B2); - break; - case 1: - writePinHigh(B0); - writePinHigh(B1); - break; - case 2: - writePinHigh(B0); - writePinHigh(B2); - break; - case 3: - writePinHigh(B0); - break; - case 4: - writePinHigh(B1); - writePinHigh(B2); - break; - case 5: - writePinHigh(B1); - break; - } -} - -static void unselect_rows(void) -{ - setPinOutput(B0); - setPinOutput(B1); - setPinOutput(B2); - // make all pins high to select Y7, nothing is connected to that (otherwise the first row will act weird) - writePinHigh(B0); - writePinHigh(B1); - writePinHigh(B2); -} - -static void init_pins(void) { - unselect_rows(); - for (uint8_t x = 0; x < MATRIX_COLS; x++) { - setPinInputHigh(col_pins[x]); - } -} - -static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) -{ - // Store last value of row prior to reading - matrix_row_t last_row_value = current_matrix[current_row]; - - // Clear data in matrix row - current_matrix[current_row] = 0; - - // Select row and wait for row selecton to stabilize - select_row(current_row); - wait_us(30); - - // For each col... - for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { - - // Select the col pin to read (active low) - uint8_t pin_state = readPin(col_pins[col_index]); - - // Populate the matrix row with the state of the col pin - current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); - } - - // Unselect row - unselect_row(current_row); - - return (last_row_value != current_matrix[current_row]); -} - -#elif (DIODE_DIRECTION == ROW2COL) - -static void select_col(uint8_t col) -{ - setPinOutput(col_pins[col]); - writePinLow(col_pins[col]); -} - -static void unselect_col(uint8_t col) -{ - setPinInputHigh(col_pins[col]); -} - -static void unselect_cols(void) -{ - for(uint8_t x = 0; x < MATRIX_COLS; x++) { - setPinInputHigh(col_pins[x]); - } -} - -static void init_pins(void) { - unselect_cols(); - for (uint8_t x = 0; x < MATRIX_ROWS; x++) { - setPinInputHigh(row_pins[x]); - } -} - -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 selecton to stabilize - select_col(current_col); - wait_us(30); - - // 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 - if (readPin(row_pins[row_index]) == 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; - } - } - - // Unselect col - unselect_col(current_col); - - return matrix_changed; -} - -#endif - -void matrix_init(void) { - - // initialize key pins - init_pins(); - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) { - raw_matrix[i] = 0; - matrix[i] = 0; - } - - debounce_init(MATRIX_ROWS); - - matrix_init_quantum(); -} - -uint8_t matrix_scan(void) -{ - bool changed = false; - -#if defined(DIRECT_PINS) || (DIODE_DIRECTION == COL2ROW) - // Set row, read cols - for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) { - changed |= read_cols_on_row(raw_matrix, current_row); - } -#elif (DIODE_DIRECTION == ROW2COL) - // Set col, read rows - for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { - changed |= read_rows_on_col(raw_matrix, current_col); - } -#endif - - debounce(raw_matrix, matrix, MATRIX_ROWS, changed); - - matrix_scan_quantum(); - return 1; -} |