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XRT79L71IB Datasheet(PDF) 36 Page - Exar Corporation

Part # XRT79L71IB
Description  1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC -
PDF  434 Pages
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

XRT79L71IB Datasheet(HTML) 36 Page - Exar Corporation

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XRT79L71
27
1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC - REGISTER/MAP DESCRIPTION
REV. 1.0.0
0
Software RESET
R/W
Software RESET:
This READ-WRITE bit-field permits the user to reset the
XRT79L71.
0 - Normal Operation.
1 - Configure the XRT79L71 into RESET Mode.
Device ID Register (Address = 0x0104)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
DEVICE_ID_VALUE [7:0]
R/O
R/O
R/O
R/O
R/O
R/O
R/O
R/O
0
1
1
1
1
0
1
0
BIT NUMBER
NAME
TYPE
DESCRIPTION
7 - 0
Device ID Value
R/O
Device ID Value:
This READ-ONLY bit-field is set to the value "0x7A" and permits
the user's software code to uniquely identify this device as the
XRT79L71.
Revision ID Register (Address = 0x0105)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Revision Number Value
R/O
R/O
R/O
R/O
R/O
R/O
R/O
R/O
0
0
0
0
0
0
0
1
BIT NUMBER
NAME
TYPE
DESCRIPTION
7 - 0
Revision Number Value
R/O
Revision Number Value:
This READ-ONLY bit-field is set to the value that corresponds to
its revision number. Revision A silicon will be set to the value
"0x01". This register permits the user's software code to
uniquely identify the revision number of the XRT79L71.
Operation Interrupt Status Register - Byte 1 (Address = 0x0112)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Unused
DS3/E3
LIU/JA Block
Interrupt
Status
DS3/E3
Framer
Block Inter-
rupt Status
Unused
R/O
R/O
R/O
R/O
R/O
R/O
R/O
R/O
0
0
0
0
0
0
0
0
BIT NUMBER
NAME
TYPE
DESCRIPTION



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