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added config option: MATRIX_HAS_GHOST and fixed some on matrix.c

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ADD: Build option: MATRIX_HAS_GHOST to enable ghost blocking logic.
FIX: choose matrix buffer type(uint8_t/uint16_t) automatically
     depending on column size in matrix.c.
FIX: use uint8_t insted of int in matrix.c.
This commit is contained in:
tmk 2011-01-06 15:18:55 +09:00
parent 590235d4bc
commit fd49c69d1a
7 changed files with 211 additions and 73 deletions
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16
matrix_skel.h
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@ -4,23 +4,27 @@
#include <stdbool.h>
/* number of matrix rows */
int matrix_rows(void);
uint8_t matrix_rows(void);
/* number of matrix columns */
int matrix_cols(void);
uint8_t matrix_cols(void);
/* intialize matrix for scaning. should be called once. */
void matrix_init(void);
/* scan all key states on matrix */
int matrix_scan(void);
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(int row, int col);
bool matrix_is_on(uint8_t row, uint8_t col);
/* matrix state on row */
uint16_t matrix_get_row(int 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 */
int matrix_key_count(void);
uint8_t matrix_key_count(void);
/* print matrix for debug */
void matrix_print(void);