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   1 /*
   2  * Copyright © 2017 Keith Packard <keithp@keithp.com>
   3  *
   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.
   8  *
   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.
  13  *
  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.
  17  */
  18
  19 package org.altusmetrum.altoslib_11;
  20
  21 public class AltosEepromRecordMetrum extends AltosEepromRecord {
  22         public static final int record_length = 16;
  23
  24         public int record_length() { return record_length; }
  25
  26         /* AO_LOG_FLIGHT elements */
  27         public int flight() { return data16(0); }
  28         public int ground_accel() { return data16(2); }
  29         public int ground_pres() { return data32(4); }
  30         public int ground_temp() { return data32(8); }
  31
  32         /* AO_LOG_STATE elements */
  33         public int state() { return data16(0); }
  34         public int reason() { return data16(2); }
  35
  36         /* AO_LOG_SENSOR elements */
  37         public int pres() { return data32(0); }
  38         public int temp() { return data32(4); }
  39         public int accel() { return data16(8); }
  40
  41         /* AO_LOG_TEMP_VOLT elements */
  42         public int v_batt() { return data16(0); }
  43         public int sense_a() { return data16(2); }
  44         public int sense_m() { return data16(4); }
  45
  46         /* AO_LOG_GPS_POS elements */
  47         public int latitude() { return data32(0); }
  48         public int longitude() { return data32(4); }
  49         public int altitude_low() { return data16(8); }
  50         public int altitude_high() { return data16(10); }
  51
  52         /* AO_LOG_GPS_TIME elements */
  53         public int hour() { return data8(0); }
  54         public int minute() { return data8(1); }
  55         public int second() { return data8(2); }
  56         public int flags() { return data8(3); }
  57         public int year() { return data8(4); }
  58         public int month() { return data8(5); }
  59         public int day() { return data8(6); }
  60         public int pdop() { return data8(7); }
  61
  62         /* AO_LOG_GPS_SAT elements */
  63         public int nsat() { return data8(0); }
  64         public int more() { return data8(1); }
  65         public int svid(int n) { return data8(2 + n * 2); }
  66         public int c_n(int n) { return data8(2 + n * 2 + 1); }
  67
  68         public void update_state(AltosState state) {
  69                 super.update_state(state);
  70
  71                 AltosGPS        gps;
  72
  73                 /* Flush any pending GPS changes */
  74                 if (state.gps_pending) {
  75                         switch (cmd()) {
  76                         case AltosLib.AO_LOG_GPS_POS:
  77                         case AltosLib.AO_LOG_GPS_LAT:
  78                         case AltosLib.AO_LOG_GPS_LON:
  79                         case AltosLib.AO_LOG_GPS_ALT:
  80                         case AltosLib.AO_LOG_GPS_SAT:
  81                         case AltosLib.AO_LOG_GPS_DATE:
  82                                 break;
  83                         default:
  84                                 state.set_temp_gps();
  85                                 break;
  86                         }
  87                 }
  88
  89                 switch (cmd()) {
  90                 case AltosLib.AO_LOG_FLIGHT:
  91                         state.set_flight(flight());
  92                         state.set_ground_accel(ground_accel());
  93                         state.set_ground_pressure(ground_pres());
  94                         break;
  95                 case AltosLib.AO_LOG_STATE:
  96                         state.set_state(state());
  97                         break;
  98                 case AltosLib.AO_LOG_SENSOR:
  99                         state.set_ms5607(pres(), temp());
 100                         state.set_accel(accel());
 101
 102                         break;
 103                 case AltosLib.AO_LOG_TEMP_VOLT:
 104                         state.set_battery_voltage(AltosConvert.mega_battery_voltage(v_batt()));
 105
 106                         state.set_apogee_voltage(AltosConvert.mega_pyro_voltage(sense_a()));
 107                         state.set_main_voltage(AltosConvert.mega_pyro_voltage(sense_m()));
 108
 109                         break;
 110                 case AltosLib.AO_LOG_GPS_POS:
 111                         gps = state.make_temp_gps(false);
 112                         gps.lat = latitude() / 1e7;
 113                         gps.lon = longitude() / 1e7;
 114                         if (state.altitude_32())
 115                                 gps.alt = (altitude_low() & 0xffff) | (altitude_high() << 16);
 116                         else
 117                                 gps.alt = altitude_low();
 118                         break;
 119                 case AltosLib.AO_LOG_GPS_TIME:
 120                         gps = state.make_temp_gps(false);
 121
 122                         gps.hour = hour();
 123                         gps.minute = minute();
 124                         gps.second = second();
 125
 126                         int flags = flags();
 127
 128                         gps.connected = (flags & AltosLib.AO_GPS_RUNNING) != 0;
 129                         gps.locked = (flags & AltosLib.AO_GPS_VALID) != 0;
 130                         gps.nsat = (flags & AltosLib.AO_GPS_NUM_SAT_MASK) >>
 131                                 AltosLib.AO_GPS_NUM_SAT_SHIFT;
 132
 133                         gps.year = 2000 + year();
 134                         gps.month = month();
 135                         gps.day = day();
 136                         gps.pdop = pdop() / 10.0;
 137                         break;
 138                 case AltosLib.AO_LOG_GPS_SAT:
 139                         gps = state.make_temp_gps(true);
 140
 141                         int n = nsat();
 142                         for (int i = 0; i < n; i++)
 143                                 gps.add_sat(svid(i), c_n(i));
 144                         break;
 145                 }
 146         }
 147
 148         public AltosEepromRecord next() {
 149                 int     s = next_start();
 150                 if (s < 0)
 151                         return null;
 152                 return new AltosEepromRecordMetrum(eeprom, s);
 153         }
 154
 155         public AltosEepromRecordMetrum(AltosEepromNew eeprom, int start) {
 156                 super(eeprom, start, record_length);
 157         }
 158
 159         public AltosEepromRecordMetrum(AltosEepromNew eeprom) {
 160                 this(eeprom, 0);
 161         }
 162 }