JSON Formatting in the RTTV - PSASCapstone2013/rttv GitHub Wiki

The following JSON objects are available to send to the front end in the RTTV:

• GPS {

  'fieldID': 4 bytes,

  'timestamp': 6 bytes,

  'AgeOfDiff': 1byte,

  'NumOfSats': 1byte,

  'GPSWeek': 2byte,

  'GPSTimeOfWeek': double,

  'Latitude': double,

  'Longitude': double,

  'Height': float,

  'VNorth': float,

  'VEast': float,

  'Vup': float,

  'StdDevResid': float,

  'NavMode': 2 bytes,

  'ExtendedAgeOfDiff': 2 bytes

  }

• ADIS {

  'fieldID': 4 bytes,

  'timestamp': 6 bytes,

  'PowerSupply': 2 bytes, volts (V)

  'GyroscopeX': 2 bytes, degrees per second (deg/sec)

  'GyroscopeY': 2 bytes, degrees per second (deg/sec)

  'GyroscopeZ': 2 bytes, degrees per second (deg/sec)

  'GyroscopeMagn': float, degrees per second (deg/sec)

  'AccelerometerX': 2 bytes, meters per second squared (m/s^2)

  'AccelerometerY': 2 bytes, meters per second squared (m/s^2)

  'AccelerometerZ': 2 bytes, meters per second squared (m/s^2)

  'AccelerometerMagn': float, meters per second squared (m/s^2)

  'MagnetometerX': 2 bytes, teslas (T)

  'MagnetometerY': 2 bytes, teslas (T)

  'MagnetometerZ': 2 bytes, teslas (T)

  'MagnetometerMagn': float, teslas (T)

  'Temperature': 2 bytes, Kelvin (K)

  'AuxiliaryADC': 2 bytes volts (V) }

• ERRO {

  'fieldID',

  'timestamp',

  'message': string

  }

• MESG {

  'fieldID',

  'timestamp',

  'message': string

  }

• PACKET ANALYZE {

  'fieldID': 'Analyze',

  'PacketReceived': number of packet received in a specific time interval

  'latestPacketReceived': timestamp of the latest packet received

  'PacketLost':[]

  }

• PACKET LOST {

  'From' : time when we start loosing packets

  'To' : time when we receive a new packet

  'PacketLost': Number of packets lost

  }