public bool readRecordDataPage(int index)
{
ushort length = 256;
if (parent.traqpaq.readRecordData(dataPage, length, (ushort)index))
{
// extract the data from the dataPage byte array
this.utc = BetterBitConverter.ToUInt32(dataPage, Constants.RECORD_DATA_UTC) / Constants.UTC_FACTOR;
this.hdop = BetterBitConverter.ToUInt16(dataPage, Constants.RECORD_DATA_HDOP) / Constants.HDOP_FACTOR;
this.GPSmode = dataPage[Constants.RECORD_DATA_MODE];
this.Satellites = dataPage[Constants.RECORD_DATA_SATELLITES];
// set the array of tRecordData structs
this.RecordData = new tRecordData[Constants.RECORD_DATA_PER_PAGE];
for (int i = 0; i < Constants.RECORD_DATA_PER_PAGE; i++)
{
this.RecordData[i].Latitude = BetterBitConverter.ToInt32(dataPage, Constants.RECORD_DATA_LATITUDE + (i * Constants.RECORD_DATA_SIZE) + 16) / Constants.LATITUDE_LONGITUDE_COORD;
this.RecordData[i].Longitude = BetterBitConverter.ToInt32(dataPage, Constants.RECORD_DATA_LONGITUDE + (i * Constants.RECORD_DATA_SIZE) + 16) / Constants.LATITUDE_LONGITUDE_COORD;
this.RecordData[i].lapDetected = dataPage[Constants.RECORD_DATA_LAP_DETECTED + (i * Constants.RECORD_DATA_SIZE) + 16] == 0x01; // 0x00 means lap not detected. True if lap is detected
this.RecordData[i].Altitude = BetterBitConverter.ToUInt16(dataPage, Constants.RECORD_DATA_ALTITUDE + (i * Constants.RECORD_DATA_SIZE) + 16) / Constants.ALTITUDE_FACTOR;
this.RecordData[i].Speed = BetterBitConverter.ToUInt16(dataPage, Constants.RECORD_DATA_SPEED + (i * Constants.RECORD_DATA_SIZE) + 16) * Constants.SPEED_FACTOR;
this.RecordData[i].Heading = BetterBitConverter.ToUInt16(dataPage, Constants.RECORD_DATA_COURSE + (i * Constants.RECORD_DATA_SIZE) + 16) / Constants.COURSE_FACTOR;
}
return(true);
}
else
{
return(false);
}
}
public bool readRecordTable(byte index)
{
if (parent.traqpaq.sendCommand(USBcommand.USB_CMD_READ_RECORDTABLE, readBuffer, (byte)Constants.RECORD_TABLE_SIZE, index))
{
this.RecordEmpty = readBuffer[Constants.RECORD_EMPTY] == 0xFF; // true if empty
this.TrackID = readBuffer[Constants.RECORD_TRACK_ID];
this.DateStamp = BetterBitConverter.ToUInt32(readBuffer, Constants.RECORD_DATESTAMP);
this.StartAddress = BetterBitConverter.ToUInt32(readBuffer, Constants.RECORD_START_ADDRESS);
this.EndAddress = BetterBitConverter.ToUInt32(readBuffer, Constants.RECORD_END_ADDRESS);
this.StartPage = (StartAddress - Constants.ADDR_RECORD_DATA_START) / Constants.MEMORY_PAGE_SIZE;
this.EndPage = (EndAddress - Constants.ADDR_RECORD_DATA_START) / Constants.MEMORY_PAGE_SIZE;
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Gets the GPS Serial Number
/// </summary>
/// <returns>The SN as an unsigned int, 0 if the command fails or if the SN is invalid</returns>
public uint getGPS_SerialNo()
{
byte[] readBuff = new byte[5];
if (sendCommand(USBcommand.USB_DBG_GPS_INFO_SN, readBuff))
{
// check if SN is valid
if (readBuff[0] > 0)
{
return(BetterBitConverter.ToUInt32(readBuff, 1));
}
else
{
return(0);
}
}
else
{
return(0);
}
}
