*
* 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.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
#include <stdint.h>
#include <stdarg.h>
+#define HAS_GPS 1
+
#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
+typedef int16_t (*ao_radio_fill_func)(uint8_t *buffer, int16_t len);
+
+#define DEBUG 0
+#if DEBUG
+void
+ao_aprs_bit(uint8_t bit)
+{
+ static int seq = 0;
+ printf ("%6d %d\n", seq++, bit ? 1 : 0);
+}
+#else
+void
+ao_aprs_bit(uint8_t bit)
+{
+ putchar (bit ? 0xc0 : 0x40);
+}
+#endif
+
+void
+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
- *
+ *
*/
-// This is where we go after reset.
-int main(int argc, char **argv)
+static void
+audio_gap(int secs)
{
- uint8_t utcSeconds, lockLostCounter;
-
-//test();
+#if !DEBUG
+ int samples = secs * 9600;
- // Configure the basic systems.
-// sysInit();
+ while (samples--)
+ ao_aprs_bit(0);
+#endif
+}
- // Wait for the power converter chains to stabilize.
-// delay_ms (100);
+// This is where we go after reset.
+int main(int argc, char **argv)
+{
+ audio_gap(1);
- // Setup the subsystems.
-// adcInit();
-// flashInit();
- gpsInit();
-// logInit();
-// timeInit();
-// serialInit();
- tncInit();
+ ao_gps_data.latitude = (45.0 + 28.25 / 60.0) * 10000000;
+ ao_gps_data.longitude = (-(122 + 44.2649 / 60.0)) * 10000000;
+ AO_TELEMETRY_LOCATION_SET_ALTITUDE(&ao_gps_data, 84);
+ ao_gps_data.flags = (AO_GPS_VALID|AO_GPS_RUNNING);
- // Program the DDS.
-// ddsInit();
+ /* Transmit one packet */
+ ao_aprs_send();
- // Transmit software version packet on start up.
- tncTxPacket(TNC_MODE_1200_AFSK);
+ tncBuffer[strlen((char *) tncBuffer) - 2] = '\0';
+ fprintf(stderr, "packet: %s\n", tncBuffer);
exit(0);
- // Counters to send packets if the GPS time stamp is not available.
- lockLostCounter = 5;
- utcSeconds = 55;
-
- // This is the main loop that process GPS data and waits for the once per second timer tick.
- for (;;)
- {
- // Read the GPS engine serial port FIFO and process the GPS data.
-// gpsUpdate();
-
- if (gpsIsReady())
- {
- // Start the flight timer when we get a valid 3D fix.
- if (gpsGetFixType() == GPS_3D_FIX)
- timeSetRunFlag();
-
- // Generate our packets based on the GPS time.
- if (tncIsTimeSlot(gpsPosition.seconds))
- tncTxPacket(TNC_MODE_1200_AFSK);
-
- // Sync the internal clock to GPS UTC time.
- utcSeconds = gpsPosition.seconds;
-
- // This counter is reset every time we receive the GPS message.
- lockLostCounter = 0;
-
- // Log the data to flash.
-// sysLogGPSData();
- } // END if gpsIsReady
-
- // Processing that occurs once a second.
- if (timeIsUpdate())
- {
- // We maintain the UTC time in seconds if we shut off the GPS engine or it fails.
- if (++utcSeconds == 60)
- utcSeconds = 0;
-
- // If we loose information for more than 5 seconds,
- // we will determine when to send a packet based on internal time.
- if (lockLostCounter == 5)
- {
- if (tncIsTimeSlot(utcSeconds))
- tncTxPacket(TNC_MODE_1200_AFSK);
- } else
- ++lockLostCounter;
-
- // Update the ADC filters.
-// adcUpdate();
-
- if (timeHours == 5 && timeMinutes == 0 && timeSeconds == 0)
- gpsPowerOff();
-
- } // END if timeIsUpdate
-
- } // END for
}
-
-
-
+void
+ao_radio_send_aprs(ao_radio_fill_func fill)
+{
+ int16_t len;
+ uint8_t done = 0;
+ uint8_t buf[16], *b, c;
+ uint8_t bit;
+
+ while (!done) {
+ len = (*fill)(buf, sizeof (buf));
+ if (len < 0) {
+ done = 1;
+ len = -len;
+ }
+ b = buf;
+ while (len--) {
+ c = *b++;
+ for (bit = 0; bit < 8; bit++) {
+ ao_aprs_bit(c & 0x80);
+ c <<= 1;
+ }
+ }
+ }
+}
projects / fw / altos / blobdiff