User's Manual

GE/GC864-QUAD V2 and GE864-GPS Hardware User Guide
1vv0300915 Rev.2 – 2011-06-15
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights
Reserved. Page 80 of 97
12.2. PPS GPS Output
12.2.1. Description
The Time Mark output GPS_PPS provides a one pulse-per-second
signal to the user specific application. The GPS_PPS pulse is
available at any time as soon as a fix is done. This signal is
a positive logic, CMOS level output pulse that transitions
from logic 'low' condition to logic 'high' at a 1 Hz rate.
12.2.2. Pulse Characteristics
The signal is available on BGA Ball C8 on GE864-GPS and on pin
24 of PL101 on EVK2 Adapter board.
Type: Output CMOS 1.8V
Duration: Typically 1us
NOTE:
The signal is available only when the receiver provides a
valid Navigation solution.