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HUAWEI ME906s LTE M.2 Module
Hardware Guide
Table 3-3 lists the pins on the signal control interface.
Table 3-3 Pins on the signal control interface
Pin
Pin Name
No.
Power_On_
6
Off
67
RESET#
10
LED#
W_DISABLE
8
#
GPS_DISAB
26
LE#
Wake_On_
23
WWAN#
Issue 05 (2019-03-25)
BodySAR detection (BodySAR_N) pin
USIM detection (USIM_DET) pin
Pad
Description
Type
A single control to turn
On/Off WWAN.
When it is Low, WWAN is
powered off.
When it is High, WWAN is
I
powered on.
It is internally pulled to Low.
It is 3.3 V tolerant but can be
driven by either 1.8 V or 3.3
V GPIO.
I
System reset, active low.
It is an open drain, active low
signal, used to allow the M.2
card to provide status
O
indicators via LED devices
that will be provided by the
host.
WWAN disable function
When it is High, WWAN
function is determined by
I
software AT command.
Default enabled.
When it is Low, WWAN
function will be turned off.
GPS disable function
When it is High, GPS
function is determined by
I
software AT command.
When it is Low, GPS is
turned off.
It is open drain and active
low.
O
WWAN to wake up the host.
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Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter
Min.
Typ.
(V)
(V)
V
1.26
-
IH
–0.3
V
-
IL
1.26
-
V
IH
–0.3
-
V
IL
V
0
-
OL
V
1.26
-
IH
–0.3
V
-
IL
V
1.26
-
IH
–0.3
V
-
IL
V
0
-
OL
Max.
Comments
(V)
The
3.6
module is
pulled
down
inside by a
1MΩ
resistor.
0.3
2.1
The
module is
pulled up
0.3
inside.
The
maximum
0.48
I
is 40
OL
mA.
3.6
-
0.3
3.6
-
0.3
The
maximum
0.48
I
is 40
OL
mA.
22
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