+++ /dev/null
-/*
- * 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; 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"
-
-static const char * __xdata flight_reports[] = {
- "...", /* startup, 'S' */
- "..", /* idle 'I' */
- ".--.", /* launchpad 'P' */
- "-...", /* boost 'B' */
- "-.-.", /* coast 'C' */
- ".-", /* apogee 'A' */
- "-..", /* drogue 'D' */
- "--", /* main 'M' */
- ".-..", /* landed 'L' */
- ".-.-.-", /* invalid */
-};
-
-#if 1
-#define signal(time) ao_beep_for(AO_BEEP_MID, time)
-#else
-#define signal(time) ao_led_for(AO_LED_RED, time)
-#endif
-#define pause(time) ao_delay(time)
-
-static __xdata enum ao_flight_state ao_report_state;
-
-static void
-ao_report_beep(void) __reentrant
-{
- char *r = flight_reports[ao_flight_state];
- char c;
-
- if (!r)
- return;
- while (c = *r++) {
- if (c == '.')
- signal(AO_MS_TO_TICKS(200));
- else
- signal(AO_MS_TO_TICKS(600));
- pause(AO_MS_TO_TICKS(200));
- }
- pause(AO_MS_TO_TICKS(400));
-}
-
-static void
-ao_report_digit(uint8_t digit) __reentrant
-{
- if (!digit) {
- signal(AO_MS_TO_TICKS(500));
- pause(AO_MS_TO_TICKS(200));
- } else {
- while (digit--) {
- signal(AO_MS_TO_TICKS(200));
- pause(AO_MS_TO_TICKS(200));
- }
- }
- pause(AO_MS_TO_TICKS(300));
-}
-
-static void
-ao_report_altitude(void)
-{
- __xdata int16_t agl = ao_pres_to_altitude(ao_min_pres) - ao_pres_to_altitude(ao_ground_pres);
- __xdata uint8_t digits[10];
- __xdata uint8_t ndigits, i;
-
- if (agl < 0)
- agl = 0;
- ndigits = 0;
- do {
- digits[ndigits++] = agl % 10;
- agl /= 10;
- } while (agl);
-
- for (;;) {
- ao_report_beep();
- i = ndigits;
- do
- ao_report_digit(digits[--i]);
- while (i != 0);
- pause(AO_SEC_TO_TICKS(5));
- }
-}
-
-void
-ao_report(void)
-{
- ao_report_state = ao_flight_state;
- for(;;) {
- if (ao_flight_state == ao_flight_landed)
- ao_report_altitude();
- ao_report_beep();
- __critical {
- while (ao_report_state == ao_flight_state)
- ao_sleep(DATA_TO_XDATA(&ao_flight_state));
- ao_report_state = ao_flight_state;
- }
- }
-}
-
-static __xdata struct ao_task ao_report_task;
-
-void
-ao_report_init(void)
-{
- ao_add_task(&ao_report_task, ao_report, "report");
-}