mirror of
https://github.com/Keychron/qmk_firmware.git
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49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "pearl.h"
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void backlight_init_ports(void) {
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// initialize pins D0, D1, D4 and D6 as output
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setPinOutput(D0);
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setPinOutput(D1);
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setPinOutput(D4);
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setPinOutput(D6);
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// turn backlight LEDs on
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writePinHigh(D0);
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writePinHigh(D1);
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writePinHigh(D4);
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writePinHigh(D6);
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}
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void backlight_set(uint8_t level) {
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if (level == 0) {
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// turn backlight LEDs off
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writePinLow(D0);
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writePinLow(D1);
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writePinLow(D4);
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writePinLow(D6);
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} else {
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// turn backlight LEDs on
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writePinHigh(D0);
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writePinHigh(D1);
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writePinHigh(D4);
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writePinHigh(D6);
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}
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}
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