Wakeup_Out Pin - Huawei MU509-65 HSDPA Hardware Manual

HUAWEI MU509-65 HSDPA LGA Module
Hardware Guide
Figure 3-15 WAKEUP_IN sequence
the module status

3.4.6 WAKEUP_OUT Pin

The WAKEUP_OUT pin is used to wake up the external system.
WAKEUP_OUT pin is low by default. When a phone call or an SMS is coming, the
MU509-65 module will output a high pulse which lasts for 1s.
Within the duration of the high pulse, if a new phone call or an SMS is coming, the
MU509-65 module will output the high pulse over again.
Figure 3-16 WAKEUP_OUT sequence
the module status
Issue 01 (2016-04-08)
WAKEUP_IN
Forced sl eep status
Before power on
a phone call or an SMS
WAKEUP_OU T
Sleep status
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Description of the Application Interfaces
Rising edge
High
Low
Normal status
Power on
1s
High
Low
Falling edge
Low
Forced sl eep sta
Low
Normal status
tus
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