#include <ao_telemetry.h>
+#define AO_GPS_NUM_SAT_MASK (0xf << 0)
+#define AO_GPS_NUM_SAT_SHIFT (0)
+
+#define AO_GPS_VALID (1 << 4)
+#define AO_GPS_RUNNING (1 << 5)
+#define AO_GPS_DATE_VALID (1 << 6)
+#define AO_GPS_COURSE_VALID (1 << 7)
+
struct ao_telemetry_location ao_gps_data;
+struct ao_telemetry_satellite ao_gps_tracking_data;
#define AO_APRS_TEST
#endif
void
-ao_radio_send_lots(ao_radio_fill_func fill);
+ao_radio_send_aprs(ao_radio_fill_func fill);
#include <ao_aprs.c>
* 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
- *
+ *
*/
#endif
}
+#include <math.h>
+
+int
+ao_aprs_encode_altitude_expensive(int meters)
+{
+ double feet = meters / 0.3048;
+
+ double encode = log(feet) / log(1.002);
+ return floor(encode + 0.5);
+}
+
// This is where we go after reset.
int main(int argc, char **argv)
{
+ int e, x;
+ int a;
+
+ for (a = 1; a < 100000; a++) {
+ e = ao_aprs_encode_altitude(a);
+ x = ao_aprs_encode_altitude_expensive(a);
+
+ if (e != x) {
+ double back_feet, back_meters;
+ back_feet = pow(1.002, e);
+ back_meters = back_feet * 0.3048;
+ fprintf (stderr, "APRS altitude encoding failure: altitude %d actual %d expected %d actual meters %f\n",
+ a, e, x, back_meters);
+ }
+ }
+
audio_gap(1);
ao_gps_data.latitude = (45.0 + 28.25 / 60.0) * 10000000;
ao_gps_data.longitude = (-(122 + 44.2649 / 60.0)) * 10000000;
ao_gps_data.altitude = 84;
+ ao_gps_data.flags = (AO_GPS_VALID|AO_GPS_RUNNING);
/* Transmit one packet */
ao_aprs_send();
}
void
-ao_radio_send_lots(ao_radio_fill_func fill)
+ao_radio_send_aprs(ao_radio_fill_func fill)
{
int16_t len;
uint8_t done = 0;