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HUAWEI MU509-65 HSDPA LGA Module
Hardware Guide
protection measures. It is recommended that set the 9 pins related to JTAG interface
as test points on the DTE for tracing and debugging.
Table 3-14 Signals on the JTAG interface
Pin
Pin Name
No.
30
JTAG_TMS
36
JTAG_TRST_N
42
JTAG_TCK
72
JTAG_TDO
87
JTAG_TDI
93
JTAG_RTCK
14
PS_HOLD
100
RESIN_N
3.11 RF Antenna Interface
The MU509-65 module provides an RF antenna pad for connecting an external
antenna. Through the MAIN_ANT pad, the antenna interface is routed out.
A matching location for the antenna must be reserved at the antenna port.
Table 3-15 Signals on RF Antenna pad
Pin
Pin Name
No.
107
MAIN_ANT
Issue 01 (2016-04-08)
Pad
Description
Type
JTAG Test mode
I
select
I
JTAG reset
I
JTAG clock input
JTAG test data
O
output
JTAG test data
I
input
I
JTAG return clock
Used for JTAG
I
interface assigning
a test point for it.
I
Reset module
Pad
Description
Type
RF main antenna
-
pad
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Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter
Min. (V)
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
V
1.35
OH
V
0
OL
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
Parameter
Min. (V)
-
-
Typ. (V)
Max. (V)
-
2.1
-
0.63
-
2.1
-
0.63
-
2.1
-
0.63
-
1.8
-
0.45
-
2.1
-
0.63
-
2.1
-
0.63
-
2.1
-
0.63
-
2.1
-
0.63
Typ. (V)
Max. (V)
-
-
42
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