參數(shù)資料
型號: XRT73L04
廠商: Exar Corporation
英文描述: 4 Channel E3/DS3/STS-1 Line Interface Unit(4通道 E3/DS3/STS-1線接口單元)
中文描述: 4頻道E3/DS3/STS-1線路接口單元(4通道E3/DS3/STS-1線接口單元)
文件頁數(shù): 5/62頁
文件大?。?/td> 781K
代理商: XRT73L04
á
XRT73L04
4 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
PRELIMINARY
REV. P1.0.5
II
C
OMMAND
R
EGISTER
CR0-(
N
) ...................................................................................................... 41
C
OMMAND
R
EGISTER
CR2-(
N
) ...................................................................................................... 41
3.5.3 Muting the Recovered Data while the LOS is being Declared ............................................................. 41
C
OMMAND
R
EGISTER
CR3-(
N
) ...................................................................................................... 41
3.6 R
OUTING
THE
R
ECOVERED
T
IMING
AND
D
ATA
I
NFORMATION
TO
THE
R
ECEIVING
T
ERMINAL
E
QUIPMENT
.............. 41
3.6.1 Routing Dual-Rail Format Data to the Receiving Terminal Equipment ................................................ 41
C
OMMAND
R
EGISTER
CR3-(
N
) ...................................................................................................... 43
3.6.2 Routing Single-Rail Format (Binary Data Stream) data to the Receive Terminal Equipment .............. 43
C
OMMAND
R
EGISTER
CR3-(
N
) ...................................................................................................... 43
3.7 S
HUTTING
OFF
THE
R
ECEIVE
S
ECTION
............................................................................................................. 44
C
OMMAND
R
EGISTER
CR3-(
N
) ...................................................................................................... 44
4.0 Diagnostic Features of the XRT73L04 ............................................................................................ 45
4.1 T
HE
A
NALOG
L
OCAL
L
OOP
-B
ACK
M
ODE
............................................................................................................ 45
4.2 T
HE
D
IGITAL
L
OCAL
L
OOP
-B
ACK
M
ODE
. ........................................................................................................... 46
C
OMMAND
R
EGISTER
CR4-(
N
) ...................................................................................................... 46
C
OMMAND
R
EGISTER
CR4-(
N
) ...................................................................................................... 46
4.3 T
HE
R
EMOTE
L
OOP
-B
ACK
M
ODE
...................................................................................................................... 47
C
OMMAND
R
EGISTER
CR4-(
n
) ...................................................................................................... 47
4.4 T
X
OFF F
EATURES
........................................................................................................................................... 48
C
OMMAND
R
EGISTER
CR1-(
N
) ...................................................................................................... 48
4.5 T
HE
T
RANSMIT
D
RIVE
M
ONITOR
F
EATURES
....................................................................................................... 48
4.6 T
HE
TAOS (T
RANSMIT
A
LL
O
NE
S) F
EATURE
.................................................................................................... 49
5.0 The Microprocessor Serial Interface .............................................................................................. 49
5.1 D
ESCRIPTION
OF
THE
C
OMMAND
R
EGISTERS
.................................................................................................... 49
C
OMMAND
R
EGISTER
CR1-(
N
) ...................................................................................................... 49
5.2 D
ESCRIPTION
OF
B
IT
-F
IELDS
FOR
EACH
C
OMMAND
R
EGISTER
........................................................................... 51
5.2.1 Command Register - CR0-(n) .............................................................................................................. 51
C
OMMAND
R
EGISTER
CR
0-(
N
) ....................................................................................................... 51
C
OMMAND
R
EGISTER
CR1-(
N
) ...................................................................................................... 52
5.2.3 Command Register CR2-(n) ................................................................................................................ 52
C
OMMAND
R
EGISTER
CR2-(
N
) ...................................................................................................... 52
C
OMMAND
R
EGISTER
CR3-(
N
) ...................................................................................................... 53
C
OMMAND
R
EGISTER
CR4-(
N
) ...................................................................................................... 54
5.3 O
PERATING
THE
M
ICROPROCESSOR
S
ERIAL
I
NTERFACE
. ................................................................................... 54
ORDERING INFORMATION ............................................................................................ 57
PACKAGE DIMENSIONS ................................................................................................. 57
R
EVISION
H
ISTORY
..................................................................................................................................... 58
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