sensor telemetry messages concept

Talker Id 

PX    Proprietary Receiver

Sentences

ANT   Antenna information
CFG   Trace configuratoin
TRA   Trace data
TRZ   Trace data (compressed)
CHS   Channel status information




ANT
  Time stamp
  Latitude
  Longitude
  Elevation
  Azimuthal pointing angle (degrees from true North)
  
  eg2. $PXANT,225444,4916.45,N,12311.12,W,085.5,213.0,

  225444       Fix taken at 22:54:44 UTC
  4916.46,N    Latitude 49 deg. 16.45 min. North
  12311.12,W   Longitude 123 deg. 11.12 min. West
  85.2         Elevation -5 degrees horizontal, 000 to 180 maximum
  213.0        Azimuth, degrees from true north, 000 to 359

CFG
   
   
CHD   Hardware description
  Time stamp
  Product ID
  FW major version
  FW minor version
  Serial number
  Board temp
    

CTR   Trace configuration
Time stamp
Configuration Id
Center frequency     [MHz]
Span                 [MHz]
Reference level      [-10, -30, -50 dB]
Resolution BW        [1 MHz, 300 KHz, 100 kHz, 10 kHz]
    
TRA   Trace data
  Time stamp
  Configuration Id
  Data                 [320 bytes fixed ]


TRZ   Trace data
  Time stamp
  Configuration Id
  Data                 [up to 320 bytes]


CHS   Channel status
  Time stamp
  Channel count         [e.g. 12]
  Channel[i] RSSI value [dBmW]
 
ANT – Antenna information
CHD – Configuration, hardware
CTR – Configuration, trace
TRA – Trace data (raw)
TRZ – Trace data (compressed)
CHS – Channel status information