diff options
Diffstat (limited to 'src/micropeak/ao_report_tiny.c')
| -rw-r--r-- | src/micropeak/ao_report_tiny.c | 57 | 
1 files changed, 57 insertions, 0 deletions
| diff --git a/src/micropeak/ao_report_tiny.c b/src/micropeak/ao_report_tiny.c new file mode 100644 index 00000000..5937508b --- /dev/null +++ b/src/micropeak/ao_report_tiny.c @@ -0,0 +1,57 @@ +/* + * Copyright © 2012 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; version 2 of the License. + * + * 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> + +#define mid(time)	ao_led_for(AO_LED_BLUE, time) +#define pause(time)	ao_delay(time) + +static void +ao_report_digit(uint8_t digit) __reentrant +{ +	if (!digit) { +		mid(AO_MS_TO_TICKS(600)); +		pause(AO_MS_TO_TICKS(200)); +	} else { +		while (digit--) { +			mid(AO_MS_TO_TICKS(200)); +			pause(AO_MS_TO_TICKS(200)); +		} +	} +	pause(AO_MS_TO_TICKS(300)); +} + +void +ao_report_altitude(void) +{ +	__pdata int16_t	agl = ao_max_height; +	__xdata uint8_t	digits[10]; +	__pdata uint8_t ndigits, i; + +	if (agl < 0) +		agl = 0; +	ndigits = 0; +	do { +		digits[ndigits++] = agl % 10; +		agl /= 10; +	} while (agl); + +	i = ndigits; +	do +		ao_report_digit(digits[--i]); +	while (i != 0); +} | 
