
WA_DEV_FEX20_UGD_002 Rev 004 March 08, 2011 89
Fastrack Xtend User Guide
Low power consumption mode, the only feature which is available in this mode is
the alarm wake up.
When the alarm clock is set for the Fastrack Xtend with ALL of the following
conditions:
before the alarm time is up
with the ON/OFF signal pulled to GND
with AT+CPOF entered from a computer that is connected to the
Fastrack Xtend
Serial Port Auto Shut Down
Feature
The serial link can be shut down when there is no activity between the DTE and
the Fastrack Xtend.
This auto shut down feature can be enabled by AT command. Refer to section
5.1.2.3 Serial Port Auto Shut Down Feature for more information on this feature.
FLASH LED
Activated/Deactivated
The Fastrack Xtend Flash LED can be enabled or disabled by AT command.
Refer to section 10.1 Enabling/Disabling the Flash LED for more information on
this feature.
Note: For FXT004 operating modes, please refer to Table 79 Power Consumption of FXT004 (Typical).
12.2. Working Mode Features
The table below sums up the feature availability in each mode.
Note: For FXT004 operating modes, please refer to Table 79 Power Consumption of FXT004 (Typical).
Table 74. Fastrack Xtend Operating Modes Feature Availability
ACTIVE
Mode
with GSM
Stack in
Idle
SLEEP
Mode
with GSM
Stack in
Idle
Wake-up Sierra
Wireless Software
Suite on timer
events
GSM/GPRS paging
(alert from the
network for
incoming call,
incoming SMS or
incoming GPRS
data)
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