2 * Copyright © 2012 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 #define mid(time) ao_led_for(AO_LED_REPORT, time)
21 #define pause(time) ao_delay(time)
24 ao_report_digit(uint8_t digit) __reentrant
27 mid(AO_MS_TO_TICKS(1000));
28 pause(AO_MS_TO_TICKS(300));
31 mid(AO_MS_TO_TICKS(300));
32 pause(AO_MS_TO_TICKS(300));
35 pause(AO_MS_TO_TICKS(1000));
39 ao_report_altitude(void)
41 __pdata alt_t agl = ao_max_height;
42 static __xdata uint8_t digits[11];
43 __pdata uint8_t ndigits, i;
49 digits[ndigits++] = agl % 10;
55 ao_report_digit(digits[--i]);