fd49c69d1a
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.
33 lines
826 B
C
33 lines
826 B
C
#ifndef MATRIX_SKEL_H
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#define MATRIX_SKEL_H 1
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#include <stdbool.h>
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/* number of matrix rows */
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uint8_t matrix_rows(void);
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/* number of matrix columns */
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uint8_t matrix_cols(void);
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/* intialize matrix for scaning. should be called once. */
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void matrix_init(void);
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/* scan all key states on matrix */
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uint8_t matrix_scan(void);
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/* whether modified from previous scan. used after matrix_scan. */
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bool matrix_is_modified(void);
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/* whether ghosting occur on matrix. */
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bool matrix_has_ghost(void);
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/* whether a swtich is on */
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bool matrix_is_on(uint8_t row, uint8_t col);
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/* matrix state on row */
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#if (MATRIX_COLS <= 8)
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uint8_t matrix_get_row(uint8_t row);
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#else
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uint16_t matrix_get_row(uint8_t row);
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#endif
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/* count keys pressed */
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uint8_t matrix_key_count(void);
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/* print matrix for debug */
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void matrix_print(void);
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#endif
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