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-rw-r--r--tmk_core/common/matrix.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/tmk_core/common/matrix.h b/tmk_core/common/matrix.h
index a2fedf5ff0..78506059e6 100644
--- a/tmk_core/common/matrix.h
+++ b/tmk_core/common/matrix.h
@@ -66,6 +66,8 @@ bool matrix_is_on(uint8_t row, uint8_t col);
matrix_row_t matrix_get_row(uint8_t row);
/* print matrix for debug */
void matrix_print(void);
+/* delay between changing matrix pin state and reading values */
+void matrix_io_delay(void);
/* power control */
void matrix_power_up(void);