參數(shù)資料
型號: XRT83SL28
廠商: Exar Corporation
英文描述: 8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
中文描述: 8路E1短途線路接口單元
文件頁數(shù): 40/47頁
文件大小: 377K
代理商: XRT83SL28
XRT83SL28
8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
xr
REV. 1.0.0
38
T
ABLE
11: M
ICROPROCESSOR
R
EGISTER
B
IT
D
ESCRIPTION
C
HANNEL
C
ONTROL
R
EGISTER
(0
X
05
H
, 0
X
09
H
, 0
X
0D
H
, 0
X
11
H
, 0
X
15
H
, 0
X
19
H
, 0
X
1D
H
, 0
X
21
H
)
B
IT
N
AME
F
UNCTION
Register
Type
Default
Value
(HW reset)
D7
Reserved
This Register Bit is Not Used
X
X
D6
SRESET_n
Software Reset
By setting this bit to "1" for more than 10
μ
S, the individual channel
is reset to its default register configuration and all state machines
are internally reset.
"0" = ITU G.775
"1" = ETSI300233
R/W
0
D5
AISIE_n
Alarm Indication Signal Interrupt Enable
"0" = Masks the AIS interrupt generation
"1" = Enables Interrupt generation
R/W
0
D4
DMOIE_n
Driver Monitor Output Interrupt Enable
"0" = Masks the DMO interrupt generation
"1" = Enables Interrupt generation
R/W
0
D3
RLOSIE_n
Receiver Loss of Signal Interrupt Enable
"0" = Masks the RLOS interrupt generation
"1" = Enables Interrupt generation
R/W
0
D2
Reserved
This Register Bit is Not Used
X
X
D1
D0
LB1
LB0
Loop Back Select
These bits are used to configure the channel in one of three loop-
back modes. For additional information on loopback modes, see
the Application Section of this datasheet.
R/W
0
T
ABLE
12: M
ICROPROCESSOR
R
EGISTER
B
IT
D
ESCRIPTION
C
HANNEL
C
ONTROL
R
EGISTER
(0
X
06
H
, 0
X
0A
H
, 0
X
0E
H
, 0
X
12
H
, 0
X
16
H
, 0
X
1A
H
, 0
X
1E
H
, 0
X
22
H
)
B
IT
N
AME
F
UNCTION
Register
Type
Default
Value
(HW reset)
D7
Reserved
This Register Bit is Not Used
R/W
X
D6
Reserved
This Register Bit is Not Used
R/W
X
LB1
Digital Loopback
LB0
Remote Loopback
Analog Loopback
No Loopback
Loopback Mode
0
1
1
0
0
1
0
1
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