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author | Jack Humbert <jack.humb@gmail.com> | 2016-06-04 00:10:47 -0400 |
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committer | Jack Humbert <jack.humb@gmail.com> | 2016-06-04 00:10:47 -0400 |
commit | b36e532b5e0eef219f33075e6e60b68d104484ee (patch) | |
tree | 6979225bc1c87f339b358945ec2558c396da4530 /converter/news_usb/matrix.c | |
parent | 189a3b02fb7b43c6bc28271ee0c0bf9eb16810bf (diff) | |
download | firmware-b36e532b5e0eef219f33075e6e60b68d104484ee.tar.gz firmware-b36e532b5e0eef219f33075e6e60b68d104484ee.tar.bz2 firmware-b36e532b5e0eef219f33075e6e60b68d104484ee.zip |
cleans up folder structure
* consolidates docs
* deletes converter/
* updates .md references (most)
Diffstat (limited to 'converter/news_usb/matrix.c')
-rw-r--r-- | converter/news_usb/matrix.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/converter/news_usb/matrix.c b/converter/news_usb/matrix.c deleted file mode 100644 index f0d5b5863..000000000 --- a/converter/news_usb/matrix.c +++ /dev/null @@ -1,142 +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 "news.h" -#include "matrix.h" -#include "debug.h" - - -/* - * Matrix Array usage: - * - * ROW: 16 - * COL:8 - * - * 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) -{ - news_init(); - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00; - - return; -} - -uint8_t matrix_scan(void) -{ - is_modified = false; - - uint8_t code; - code = news_recv(); - if (code == 0) { - return 0; - } - - phex(code); print(" "); - 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; -} |