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tmk_keyboard_custom/keyboard/tentapad/backlight.c
2014-08-03 23:52:29 +09:00

79 lines
1.8 KiB
C

/*
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
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 <http://www.gnu.org/licenses/>.
*/
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include "backlight.h"
#include "softpwm_led.h"
#ifdef BACKLIGHT_ENABLE
static const uint8_t backlight_table[] PROGMEM = {
0, 16, 128, 255
};
void backlight_set(uint8_t level)
{
switch (level) {
case 1:
case 2:
case 3:
softpwm_led_enable();
breathing_led_disable_all();
softpwm_led_set_all(pgm_read_byte(&backlight_table[level]));
break;
case 4:
case 5:
case 6:
softpwm_led_enable();
breathing_led_enable_all();
breathing_led_set_duration_all(6 - level);
break;
case 0:
default:
breathing_led_disable_all();
softpwm_led_disable();
break;
}
}
#ifndef LEDMAP_ENABLE
void softpwm_led_init(void)
{
DDRD |= (1<<PD0);
DDRB |= (1<<PB7);
DDRC |= (1<<PD5 | 1<<PD6);
}
void softpwm_led_on(uint8_t index)
{
PORTD |= (1<<PD0);
PORTB |= (1<<PB7);
PORTC |= (1<<PD5 | 1<<PD6);
}
void softpwm_led_off(uint8_t index)
{
PORTD &= ~(1<<PD0);
PORTB &= ~(1<<PB7);
PORTC &= ~(1<<PD5 | 1<<PD6);
}
#endif
#endif