1 description, 2 pulse characteristics – Rainbow Electronics GE863-PY User Manual
Page 63
GE863 Hardware User Guide
1vv0300783 Rev.0 - 10/06/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 63 of 80
10 PPS GPS Output (GE863-GPS only)
10.1 Description
The Time Mark output 1PPS
provides a one pulse-per-second signal to the user specific application.
The 1PPS 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.
10.2 Pulse Characteristics
The signal is available on BGA Ball # 75 on GE863-GPS and on pin 26 of PL104 on EVK2 Adapter
board (CS1151).
Type:
Output CMOS 2.8V
Duration:
Typically 1us
Pull up/ down:
Internal 100Kohm Pull down
NOTE: The signal is available only when the receiver provides a valid Navigation solution.
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