@@ -1,5 +1,5 @@ | |||
/* | |||
Copyright 2012,2013 Jun Wako <wakojun@gmail.com> | |||
Copyright 2014 Kai Ryu <kai1103@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 |
@@ -149,7 +149,7 @@ static void init_cols(void) | |||
*/ | |||
static matrix_row_t read_cols(void) | |||
{ | |||
return PIND & ~(1<<PD7); | |||
return ~PIND & ~(1<<PD7); | |||
} | |||
/* Row pin configuration | |||
@@ -174,7 +174,7 @@ static matrix_row_t read_cols(void) | |||
*/ | |||
static void unselect_rows(void) | |||
{ | |||
// Output low(DDR:1, PORT:0) to unselect | |||
// Output high(DDR:1, PORT:1) to unselect | |||
DDRB |= (1<<PB0); | |||
PORTB |= (1<<PB0); | |||
} |