From f4125707399d11a7d80587659c464b9bcddb8c56 Mon Sep 17 00:00:00 2001 From: tmk Date: Thu, 7 Jun 2012 02:25:15 +0900 Subject: Moved files to common, protocol and doc directory --- common/matrix.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 common/matrix.h (limited to 'common/matrix.h') diff --git a/common/matrix.h b/common/matrix.h new file mode 100644 index 000000000..c4b2cab51 --- /dev/null +++ b/common/matrix.h @@ -0,0 +1,49 @@ +/* +Copyright 2011 Jun Wako + +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 . +*/ + +#ifndef MATRIX_H +#define MATRIX_H + +#include + +/* number of matrix rows */ +uint8_t matrix_rows(void); +/* number of matrix columns */ +uint8_t matrix_cols(void); +/* intialize matrix for scaning. should be called once. */ +void matrix_init(void); +/* scan all key states on matrix */ +uint8_t matrix_scan(void); +/* whether modified from previous scan. used after matrix_scan. */ +bool matrix_is_modified(void); +/* whether ghosting occur on matrix. */ +bool matrix_has_ghost(void); +/* whether a swtich is on */ +bool matrix_is_on(uint8_t row, uint8_t col); +/* matrix state on row */ +#if (MATRIX_COLS <= 8) +uint8_t matrix_get_row(uint8_t row); +#else +uint16_t matrix_get_row(uint8_t row); +#endif +/* count keys pressed */ +uint8_t matrix_key_count(void); +/* print matrix for debug */ +void matrix_print(void); + + +#endif -- cgit v1.2.3