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HUAWEI ME936 LTE M.2 Module
Hardware Guide
Description of the Application Interfaces
Issue 03 (2017-12-11)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
13
Table 3-1
Definitions of pins on the M.2 interface
Pin
No.
Pin Name
Pad
Type
Description
Parameter
Min.(
V)
Typ.(
V)
Max.(
V)
Comments
1
CONFIG_3
PI
Connected to Ground
internally.
ME936 is configured as
WWAN-SSIC 0
-
-
0
-
-
2
3.3V
PI
Power supply
-
3.135
3.3
4.4
-
3
Ground
PI
Ground
-
-
0
-
-
4
3.3V
PI
Power supply
-
3.135
3.3
4.4
-
5
Ground
PI
Ground
-
-
0
-
-
6
Power_On_
Off
I
A single control to turn
On/Off WWAN.
H: WWAN is powered on.
L: WWAN is powered off.
It is internally pulled to low.
V
IH
1.26
-
4.4
ME936 is
pulled
down
inside.
V
IL
–0.3
-
0.54
7
USB_D+
I/O
USB Data + defined in the
USB 2.0 Specification
-
-
-
-
-
8
W_DISABLE
#
I
WWAN disable function
H: WWAN function is
determined by software AT
command. Default High.
L: WWAN function is
turned off.
V
IH
1.26
-
3.6
ME936 is
pulled up
inside.
V
IL
–0.3
-
0.3
9
USB_D-
I/O
USB Data - defined in the
USB 2.0 Specification
-
-
-
-
-
10
LED#
O
It is an
open drain
, active
low signal, used to allow
the M.2 card to provide
status indicators via LED
devices that will be
provided by the system.
V
OL
0
-
0.48
I
OL
=75 mA
11
Ground
PI
Ground
-
-
0
-
-
12
Notch
-
-
-
-
-
-
-
13
Notch
-
-
-
-
-
-
-
14
Notch
-
-
-
-
-
-
-
15
Notch
-
-
-
-
-
-
-
16
Notch
-
-
-
-
-
-
-
17
Notch
-
-
-
-
-
-
-