User`s manual

USB Dongle Series Model:UD-731

UniTraQ International Corp. RoHS compliance.

2010,07, Version 1.3

4 Longitude 12100.5204 Longitude in dddmm.mmmm format

Leading zeros transmitted

5 E/W Indicator E Longitude hemisphere indicator, 'E' = East, 'W' = West

6 GPS quality indicator 1 GPS quality indicator

0: position fix unavailable

1: valid position fix, SPS mode

2: valid position fix, differential GPS mode

3: GPS PPS Mode, fix valid

4: Real Time Kinematic. System used in RTK mode with fixed

integers

5: Float RTK. Satellite system used in RTK mode. Floating

integers

6: Estimated (dead reckoning) Mode

7: Manual Input Mode

8: Simulator Mode

7 Satellites Used 08 Number of satellites in use, (00 ~ 12)

8 HDOP 1.1 Horizontal dilution of precision, (00.0 ~ 99.9)

9 Altitude 108.7 mean sea level (geoid), (-9999.9 ~ 17999.9)

10 Geoid Separation Geoid separation in meters according to WGS-84 ellipsoid

(-999.9 ~ 9999.9)

11 DGPS Age Age of DGPS data since last valid RTCM transmission in xxx

format (seconds)

NULL when DGPS not used

12 DGPS Station ID 0000 Differential reference station ID, 0000 ~ 1023

NULL when DGPS not used

13 Checksum 0E

Note: The checksum field starts with a ‘*’ and consists of 2 characters representing a hex

number. The checksum is the exclusive OR of all characters between ‘$’ and ‘*’.