User's Manual

GE864
GE864GE864
GE864-
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-QUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User GuideQUAD Automotive V2 Hardware User Guide
QUAD Automotive V2 Hardware User Guide
1vv0300840 Rev.3 2010-04-08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 21 of 71
A simple circuit to do it is:
NOTE:
NOTE:NOTE:
NOTE:
Do not use any pull up resistor on the RESET# line nor any totem pole digital output.
Using pull up resistor may bring to latch up problems on the GE864-QUAD / PY power
regulator and improper functioning of the module. The line RESET# must be connected
only in open collector configuration.
TIP:
TIP:TIP:
TIP:
The unconditional hardware Restart must always be implemented on the boards and
must be used by the software as an emergency exit procedure.