/* Copyright 2022 durken (https://github.com/durken1/) * * 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 "quantum.h" #include "i2c_slave.h" #define MY_I2C_ADDRESS (0x20U << 1) void matrix_init_custom(void) { i2c_slave_init(MY_I2C_ADDRESS); } bool matrix_scan_custom(matrix_row_t current_matrix[]) { bool matrix_has_changed = false; matrix_row_t current_row_value; for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) { current_row_value = 0; // Start with empty row current_row_value |= (((matrix_row_t)(i2c_slave_reg[current_row+4])) << 5); // Add left half scan current_row_value |= ((matrix_row_t)i2c_slave_reg[current_row]); // Add right half scan if (current_matrix[current_row] != current_row_value) { matrix_has_changed = true; } current_matrix[current_row] = current_row_value; } return matrix_has_changed; }