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Diffstat (limited to 'keyboards/model01/matrix.c')
-rw-r--r-- | keyboards/model01/matrix.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/keyboards/model01/matrix.c b/keyboards/model01/matrix.c deleted file mode 100644 index f1f9024c7c..0000000000 --- a/keyboards/model01/matrix.c +++ /dev/null @@ -1,94 +0,0 @@ -/* Copyright 2018 James Laird-Wah - * - * 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_master.h> -#include <string.h> -#include "model01.h" - -/* If no key events have occurred, the scanners will time out on reads. - * So we don't want to be too permissive here. */ -#define I2C_TIMEOUT 10 - -static matrix_row_t rows[MATRIX_ROWS]; -#define ROWS_PER_HAND (MATRIX_ROWS / 2) - -inline -uint8_t matrix_rows(void) { - return MATRIX_ROWS; -} - -inline -uint8_t matrix_cols(void) { - return MATRIX_COLS; -} - -static int i2c_read_hand(int hand) { - uint8_t buf[5]; - i2c_status_t ret = i2c_receive(I2C_ADDR(hand), buf, sizeof(buf), I2C_TIMEOUT); - if (ret != I2C_STATUS_SUCCESS) - return 1; - - if (buf[0] != TWI_REPLY_KEYDATA) - return 2; - - int start_row = hand ? ROWS_PER_HAND : 0; - uint8_t *out = &rows[start_row]; - memcpy(out, &buf[1], 4); - return 0; -} - -static int i2c_set_keyscan_interval(int hand, int delay) { - uint8_t buf[] = {TWI_CMD_KEYSCAN_INTERVAL, delay}; - i2c_status_t ret = i2c_transmit(I2C_ADDR(hand), buf, sizeof(buf), I2C_TIMEOUT); - return ret; -} - -void matrix_init(void) { - /* Ensure scanner power is on - else right hand will not work */ - DDRC |= _BV(7); - PORTC |= _BV(7); - - i2c_init(); - i2c_set_keyscan_interval(LEFT, 2); - i2c_set_keyscan_interval(RIGHT, 2); - memset(rows, 0, sizeof(rows)); - - matrix_init_quantum(); -} - -uint8_t matrix_scan(void) { - uint8_t ret = 0; - ret |= i2c_read_hand(LEFT); - ret |= i2c_read_hand(RIGHT); - matrix_scan_quantum(); - return ret; -} - -inline -matrix_row_t matrix_get_row(uint8_t row) { - return rows[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"); - } -} - -/* vim: set ts=2 sw=2 et: */ |