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/*
Copyright 2018 Cole Markham
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 "staryu.h"
#ifdef BACKLIGHT_ENABLE
#ifdef BACKLIGHT_PIN
#pragma error "BACKLIGHT_PIN must stay undefined otherwise software pwm is incorrectly used"
#endif
#define BACKLIGHT_PIN_COUNT 5
static const pin_t backlight_pins[BACKLIGHT_PIN_COUNT] = { C2, C7, D5, D6, B0 };
void backlight_init_ports(void) {
for (uint8_t index = 0; index < BACKLIGHT_PIN_COUNT; index++) {
setPinOutput(backlight_pins[index]);
}
}
void backlight_set_value(uint8_t index, uint8_t level) {
writePin(backlight_pins[index], !!level);
}
void backlight_set(uint8_t level) {
for (uint8_t index = 0; index < BACKLIGHT_PIN_COUNT; index++) {
backlight_set_value(index, level);
}
}
#endif //BACKLIGHT_ENABLE
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