User's Manual

L811-EA Module Hardware User Manual Page
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5.4 Interrupt Control Signal
The interrupt control signals as shown in the following tables:
Pin#
Name
I/O
Description
J15
WAKEUP
I
Wake up the module.
K15
W_DISABLE#
I
Enable/Disable RF network.
H14
EINT3
I
Android & Linux/Win8 & Win10 dual
systems switch.
J14
BODY_SAR
I
Body SAR detection.
5.4.1 WAKE_UP Signal
WAKE_UP signal description as shown in the following tables:
Module Mode
WAKE_UP Signal
Description
Sleep
Low level
Wake up the module from Sleep to Idle mode
High level
Keep the module in Sleep mode
Idle/Call
Low level
Keep the current mode
High level
The module will not enter Sleep mode
5.4.2 W_DISABLE# Signal
The module provides a hardware signal to enable/disable WWAN RF function, it can be controlled by an
AT command also. The module will enter the Airplane mode by disabling RF function.
The definition of W_DISABLE# signal as shown in the following tables:
5.4.3 Android & Linux / Win8 & Win10 Dual Systems Switch
Control Signal
The L811-EA module supports Android & Linux / Win8 & Win10 dual systems switch by detecting the
voltage level of the interrupt signal EINT3.
The function of EINT3 signal as shown in the following tables:
No.
EINT3
Function
No.
W_DISABLE#
Function
1
Low
WWAN disabled, module enters Airplane mode.
2
High
WWAN enabled, module exits Airplane mode.
3
Floating
The WWAN function is defined by the AT command, enabled by default.