Owner's manual
UC864-E/G Product Description 
80281ST10034a Rev. 1 - 08/08/2008 
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved    page 15 of 36 
2.8.4  GPS NMEA 
The GPS data stream (NMEA 0183 format) is also available on the pin-out in USB data format.
2.8.5  NMEA sentences 
The following GPS sentences are available: 
GGA - Global positioning system fix data (provides 3D location and accuracy data) 
VTG – Course over ground and ground speed 
GSA - GPS DOP and active satellites 
RMC - Recommended Minimum Specific GPS Data 
GLL - Geographic Latitude and Longitude 
2.9  Supply voltage 
The  external  power  supply  must  be  connected  to  VBATT  signal  and  must  fulfill  the  following 
requirements: 
Nominal operating voltage
3.8 V 
Operating voltage range
3.51 V – 4.2 V 
NOTE:  Operating voltage range  must never  be exceeded; care  must  be taken in order  to fulfill 
min/max voltage requirements. 










