65 lines
1.5 KiB
C
65 lines
1.5 KiB
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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#ifndef LEDMAP_ENABLE
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/* LED pin configuration
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* CapsLock: PC7
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* NumLock: PE6
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*/
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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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DDRC |= (1<<PC7);
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PORTC &= ~(1<<PC7);
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}
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else {
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// Hi-Z
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DDRC &= ~(1<<PC7);
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PORTC &= ~(1<<PC7);
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}
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if (usb_led & (1<<USB_LED_NUM_LOCK)) {
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// output low
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DDRE |= (1<<PE6);
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PORTE &= ~(1<<PE6);
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}
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else {
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// Hi-Z
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DDRE &= ~(1<<PE6);
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PORTE &= ~(1<<PE6);
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}
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#ifndef REDSCARFII_PLUS
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if (usb_led & (1<<USB_LED_SCROLL_LOCK)) {
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// output high
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DDRC |= (1<<PC6);
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PORTC |= (1<<PC6);
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}
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else {
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// Hi-Z
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DDRC &= ~(1<<PC6);
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PORTC &= ~(1<<PC6);
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}
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#endif
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}
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#endif
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