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; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
21 #define mid(time) ao_led_for(AO_LED_REPORT, time)
22 #define pause(time) ao_delay(time)
25 ao_report_digit(uint8_t digit) __reentrant
28 mid(AO_MS_TO_TICKS(1000));
29 pause(AO_MS_TO_TICKS(300));
32 mid(AO_MS_TO_TICKS(300));
33 pause(AO_MS_TO_TICKS(300));
36 pause(AO_MS_TO_TICKS(1000));
40 ao_report_altitude(void)
42 __pdata alt_t agl = ao_max_height;
43 static __xdata uint8_t digits[11];
44 __pdata uint8_t ndigits, i;
50 digits[ndigits++] = agl % 10;
56 ao_report_digit(digits[--i]);