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Diffstat (limited to 'converter/sun_usb/matrix.c')
| -rw-r--r-- | converter/sun_usb/matrix.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/converter/sun_usb/matrix.c b/converter/sun_usb/matrix.c deleted file mode 100644 index 3126bd33ca..0000000000 --- a/converter/sun_usb/matrix.c +++ /dev/null @@ -1,186 +0,0 @@ -/* -Copyright 2012 Jun Wako <wakojun@gmail.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 <avr/io.h> -#include <util/delay.h> -#include "print.h" -#include "util.h" -#include "matrix.h" -#include "debug.h" -#include "protocol/serial.h" - - -/* - * Matrix Array usage: - * - * ROW: 16(4bits) - * COL: 8(3bits) - * - * 8bit wide - * +---------+ - * 0|00 ... 07| - * 1|08 ... 0F| - * :| ... | - * :| ... | - * E|70 ... 77| - * F|78 ... 7F| - * +---------+ - */ -static uint8_t matrix[MATRIX_ROWS]; -#define ROW(code) ((code>>3)&0xF) -#define COL(code) (code&0x07) - -static bool is_modified = false; - - -inline -uint8_t matrix_rows(void) -{ - return MATRIX_ROWS; -} - -inline -uint8_t matrix_cols(void) -{ - return MATRIX_COLS; -} - -void matrix_init(void) -{ - DDRD |= (1<<6); - PORTD |= (1<<6); - //debug_enable = true; - - serial_init(); - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00; - - // wait for keyboard coming up - // otherwise LED status update fails - print("Reseting "); - while (1) { - print("."); - while (serial_recv()); - serial_send(0x01); - _delay_ms(500); - if (serial_recv() == 0xFF) { - _delay_ms(500); - if (serial_recv() == 0x04) - break; - } - } - print(" Done\n"); - return; -} - -uint8_t matrix_scan(void) -{ - is_modified = false; - - uint8_t code; - code = serial_recv(); - if (!code) return 0; - - debug_hex(code); debug(" "); - - switch (code) { - case 0xFF: // reset success: FF 04 - print("reset: "); - _delay_ms(500); - code = serial_recv(); - xprintf("%02X\n", code); - if (code == 0x04) { - // LED status - led_set(host_keyboard_leds()); - } - return 0; - case 0xFE: // layout: FE <layout> - print("layout: "); - _delay_ms(500); - xprintf("%02X\n", serial_recv()); - return 0; - case 0x7E: // reset fail: 7E 01 - print("reset fail: "); - _delay_ms(500); - xprintf("%02X\n", serial_recv()); - return 0; - case 0x7F: - // all keys up - for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00; - return 0; - } - - if (code&0x80) { - // break code - if (matrix_is_on(ROW(code), COL(code))) { - matrix[ROW(code)] &= ~(1<<COL(code)); - is_modified = true; - } - } else { - // make code - if (!matrix_is_on(ROW(code), COL(code))) { - matrix[ROW(code)] |= (1<<COL(code)); - is_modified = true; - } - } - return code; -} - -bool matrix_is_modified(void) -{ - return is_modified; -} - -inline -bool matrix_has_ghost(void) -{ - return false; -} - -inline -bool matrix_is_on(uint8_t row, uint8_t col) -{ - return (matrix[row] & (1<<col)); -} - -inline -uint8_t matrix_get_row(uint8_t row) -{ - return matrix[row]; -} - -void matrix_print(void) -{ - print("\nr/c 01234567\n"); - for (uint8_t row = 0; row < matrix_rows(); row++) { - phex(row); print(": "); - pbin_reverse(matrix_get_row(row)); - print("\n"); - } -} - -uint8_t matrix_key_count(void) -{ - uint8_t count = 0; - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - count += bitpop(matrix[i]); - } - return count; -} |