- /*
- 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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