diff options
author | durken1 <71756879+durken1@users.noreply.github.com> | 2022-06-11 20:24:58 +0200 |
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committer | GitHub <noreply@github.com> | 2022-06-11 11:24:58 -0700 |
commit | a50b09cba53010c378da06510dfd4cf4798acb7b (patch) | |
tree | 58fe88625ff93b2ef01dda07084b07928f733376 /keyboards/pierce/matrix.c | |
parent | 51cfb1b45780c8ee42d993814aeef1f45477d58d (diff) |
[Keyboard] add pierce (#17000)
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Dan Abrahamsson <dan.abrahamsson@imsystech.com>
Diffstat (limited to 'keyboards/pierce/matrix.c')
-rw-r--r-- | keyboards/pierce/matrix.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/keyboards/pierce/matrix.c b/keyboards/pierce/matrix.c new file mode 100644 index 0000000000..5023024b8b --- /dev/null +++ b/keyboards/pierce/matrix.c @@ -0,0 +1,43 @@ +/* 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; +} |