[Keyboard] Adapt downsteam Ghost Squid support to latest QMK (#14607)
Co-authored-by: fenuks <fenuks>
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keyboards/bpiphany/ghost_squid/matrix.c
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97
keyboards/bpiphany/ghost_squid/matrix.c
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/*
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Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
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Copyright 2016 Daniel Svensson <dsvensson@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "matrix.h"
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#include "quantum.h"
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matrix_row_t read_rows(void) {
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return
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(PINB & (1 << 1) ? 0 : ((matrix_row_t)1 << 0)) |
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(PINC & (1 << 2) ? 0 : ((matrix_row_t)1 << 1)) |
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(PINB & (1 << 6) ? 0 : ((matrix_row_t)1 << 2)) |
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(PINB & (1 << 4) ? 0 : ((matrix_row_t)1 << 3)) |
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(PINB & (1 << 3) ? 0 : ((matrix_row_t)1 << 4)) |
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(PINB & (1 << 2) ? 0 : ((matrix_row_t)1 << 5)) |
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(PINB & (1 << 0) ? 0 : ((matrix_row_t)1 << 6)) |
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(PINB & (1 << 5) ? 0 : ((matrix_row_t)1 << 7));
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}
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void select_col(uint8_t col) {
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switch (col) {
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case 0: PORTD = (PORTD & ~0b01111110) | 0b01100010; break;
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case 1: PORTD = (PORTD & ~0b01111110) | 0b01101000; break;
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case 2: PORTD = (PORTD & ~0b01111110) | 0b01101100; break;
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case 3: PORTD = (PORTD & ~0b01111110) | 0b01110000; break;
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case 4: PORTD = (PORTD & ~0b01111110) | 0b01111000; break;
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case 5: PORTD = (PORTD & ~0b01111110) | 0b01100000; break;
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case 6: PORTD = (PORTD & ~0b01111110) | 0b01110100; break;
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case 7: PORTD = (PORTD & ~0b01111110) | 0b01100100; break;
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case 8: PORTD = (PORTD & ~0b01111110) | 0b01111100; break;
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case 9: PORTD = (PORTD & ~0b01111110) | 0b01101010; break;
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case 10: PORTD = (PORTD & ~0b01111110) | 0b00110110; break;
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case 11: PORTD = (PORTD & ~0b01111110) | 0b00010110; break;
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case 12: PORTD = (PORTD & ~0b01111110) | 0b01001110; break;
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case 13: PORTD = (PORTD & ~0b01111110) | 0b00111110; break;
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case 14: PORTD = (PORTD & ~0b01111110) | 0b00011110; break;
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case 15: PORTD = (PORTD & ~0b01111110) | 0b01000110; break;
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case 16: PORTD = (PORTD & ~0b01111110) | 0b00100110; break;
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case 17: PORTD = (PORTD & ~0b01111110) | 0b00101110; break;
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}
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}
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void matrix_init_custom(void) {
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/* Column output pins */
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setPinOutput(D1);
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setPinOutput(D2);
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setPinOutput(D3);
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setPinOutput(D4);
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setPinOutput(D5);
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setPinOutput(D6);
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/* Row input pins */
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writePinHigh(B0);
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writePinHigh(B1);
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writePinHigh(B2);
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writePinHigh(B3);
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writePinHigh(B4);
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writePinHigh(B5);
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writePinHigh(B6);
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writePinHigh(C2);
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}
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bool matrix_scan_custom(matrix_row_t current_matrix[]) {
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bool changed = false;
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for (uint8_t col = 0; col < MATRIX_COLS; col++) {
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select_col(col);
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matrix_io_delay();
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matrix_row_t rows = read_rows();
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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bool prev_bit = current_matrix[row] & ((matrix_row_t)1 << col);
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bool curr_bit = rows & (1 << row);
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if (prev_bit != curr_bit) {
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current_matrix[row] ^= (matrix_row_t)1 << col;
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changed = true;
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}
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}
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}
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return changed;
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}
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