35 lines
966 B
C
35 lines
966 B
C
/*
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Copyright 2014 Kai Ryu <kai1103@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 <avr/io.h>
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#include "stdint.h"
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#include "led.h"
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void led_set(uint8_t usb_led)
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{
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if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
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// output low
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DDRB |= (1<<PB2);
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PORTB &= ~(1<<PB2);
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} else {
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// Hi-Z
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DDRB &= ~(1<<PB2);
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PORTB &= ~(1<<PB2);
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}
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}
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