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-rw-r--r--keyboards/kitten_paw/led.c47
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diff --git a/keyboards/kitten_paw/led.c b/keyboards/kitten_paw/led.c
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+++ b/keyboards/kitten_paw/led.c
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+/*
+ Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
+
+ 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 <avr/io.h>
+#include "stdint.h"
+#include "led.h"
+
+/* LED pin configuration
+ *
+ * Scroll Lock PC5
+ * Caps Lock PC6
+ * Num Lock PB7
+ *
+ */
+void led_set(uint8_t usb_led) {
+ DDRB |= (1<<7);
+ DDRC |= (1<<5) | (1<<6);
+
+ if (usb_led & (1<<USB_LED_CAPS_LOCK))
+ PORTC &= ~(1<<6);
+ else
+ PORTC |= (1<<6);
+
+ if (usb_led & (1<<USB_LED_NUM_LOCK))
+ PORTB &= ~(1<<7);
+ else
+ PORTB |= (1<<7);
+
+ if (usb_led & (1<<USB_LED_SCROLL_LOCK))
+ PORTC &= ~(1<<5);
+ else
+ PORTC |= (1<<5);
+}