Sierra Wireless AirPrime EM7355, Руководство по интеграции оборудования

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Hardware Integration Guide
10 Proprietary and Confidential - Contents subject to change 4112880
Sleep
•
Normal state of module between calls or data connections
•
Module cycles between wake (polling the network) and sleep, at network provider-
determined interval.
   
Off
•
Host keeps module powered off by asserting Full_Card_Power_Off# (signal pulled
low or left floating)
•
Module draws minimal current
   
Disconnected
•
Host power source is disconnected from the module and all voltages associated with
the module are at 0 V.
   
Table 2-1: Module power states (Continued)
State Details
H
o
st is power
ed
Module is powered U
S
B interface
a
c
tive
RF ena
b
le
d