Huawei ME909u-523 Hardware Manual page 19
Lte lga module
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Also See for ME909u-523:
- Hardware migration manual (70 pages) ,
- Application manual (104 pages) ,
- Acceptance inspection manual (12 pages)
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HUAWEI ME909u-523 LTE LGA Module
Hardware Guide
PIN
Pin Name
No.
73
Reserved
74
UART0_RTS
75
Reserved
76
UART0_TX
77
Reserved
78
UART0_RX
79
Reserved
80
UART0_CTS
81
POWER_ON_
OFF
82
NC
83
NC
84
NC
85
USB_DM
86
USB_DP
87
JTAG_TDI
Issue 01 (2014-05-24)
Pad
Description
Type
output
-
Reserved, must
keep this pin open.
O
UART0 Ready for
receive
-
Reserved, must
keep this pin open.
O
UART0 transmit
output
-
Reserved, must
keep this pin open.
I
UART0 receive data
input
-
Reserved, must
keep this pin open.
I
UART0 Clear to
Send
I
System power-on or
power-off, pulled up
in module.
-
Not connected,
please keep this pin
open.
-
Not connected,
please keep this pin
open.
-
Not connected,
please keep this pin
open.
I/O
USB Data- defined
in the USB 2.0
Specification
I/O
USB Data+ defined
in the USB 2.0
Specification
I
JTAG test data input V
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter
Min. (V)
V
0
OL
-
-
V
1.35
OH
V
0
OL
-
-
V
1.35
OH
V
0
OL
-
-
V
1.17
IH
–0.3
V
IL
-
-
V
1.17
IH
–0.3
V
IL
-
-
-
-
-
-
-
-
-
-
-
-
1.17
IH
–0.3
V
IL
Typ. (V)
Max. (V)
-
0.45
-
-
1.8
1.8
-
0.45
-
-
1.8
1.8
-
0.45
-
-
1.8
2.1
-
0.63
-
-
1.8
2.1
-
0.63
1.8
-
-
-
-
-
-
-
-
-
-
-
1.8
2.1
-
0.63
19
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