Rainbow Electronics GM862-GPS - Manual (Page 57)

GM862-GPS Software User Guide
1vv0300729 Rev. 5 - 05/07/07
Reproduction forbidden w ithout Telit Communications S.p.A. w ritten authorization - All Rights Reserved page 57 of 120
The following flow diagram describes the module functionality in the various CFUN modes
Normal
Operative
Mode
RF
Transceiver
disabled
Mode
Power
Saving
Mode
OFF
Condition
DTR ON
if
AT+CFUN=5
Power ON/OFF
Button
or
AT+CFUN=0
or
AT+CFUN=1
or
AT+CFUN=5 Power ON/OFF
Button
or
AT#SHDN
DTR OFF if
AT+CFUN=5
ALARM
RTC
Mode
Power ON/OFF
Button
AL ARM
trigger
from RTC
TIME OUT 90s
or
AT#SHDN
AT#WAKE
AT+CFUN=4
CTS toogle
or
any incoming
event
AT+CFUN=0
Charger
connection
Charger
disconnection