2 * Copyright © 2009 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20 __pdata uint8_t ao_led_enable;
23 #define LED_PORT PORTB
30 ao_led_on(uint8_t colors)
32 LED_PORT |= (colors & ao_led_enable);
36 ao_led_off(uint8_t colors)
38 LED_PORT &= ~(colors & ao_led_enable);
42 ao_led_set(uint8_t colors)
44 LED_PORT = (LED_PORT & ~(ao_led_enable)) | (colors & ao_led_enable);
48 ao_led_toggle(uint8_t colors)
50 LED_PORT ^= (colors & ao_led_enable);
54 ao_led_for(uint8_t colors, uint16_t ticks) __reentrant
62 ao_led_init(uint8_t enable)
64 ao_led_enable = enable;
66 if ((LED_DDR & enable)) {
67 printf ("oops! restarted\n");
68 ao_panic(AO_PANIC_REBOOT);