-/*
- * Copyright © 2009 Keith Packard <keithp@keithp.com>
- *
- * 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, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-#include "ao.h"
-
-uint8_t ao_led_enable;
-
-#define LED_PORT PORTB
-#define LED_DDR DDRB
-
-void
-ao_led_on(uint8_t colors)
-{
- LED_PORT |= (colors & ao_led_enable);
-}
-
-void
-ao_led_off(uint8_t colors)
-{
- LED_PORT &= ~(colors & ao_led_enable);
-}
-
-void
-ao_led_set(uint8_t colors)
-{
- LED_PORT = (LED_PORT & ~(ao_led_enable)) | (colors & ao_led_enable);
-}
-
-void
-ao_led_toggle(uint8_t colors)
-{
- LED_PORT ^= (colors & ao_led_enable);
-}
-
-void
-ao_led_for(uint8_t colors, uint16_t ticks)
-{
- ao_led_on(colors);
- ao_delay(ticks);
- ao_led_off(colors);
-}
-
-void
-ao_led_init(uint8_t enable)
-{
- ao_led_enable = enable;
- if ((LED_DDR & enable)) {
- printf ("oops! restarted\n");
- ao_panic(AO_PANIC_REBOOT);
- }
- LED_PORT &= ~enable;
- LED_DDR |= enable;
-}