XRT84L38IB Exar Corporation, XRT84L38IB Datasheet - Page 157

• Manufacturer Part Number: XRT84L38IB
• Description: Network Controller & Processor ICs 8 Ch T1/E1 Framer
• Manufacturer: Exar Corporation

Specifications of XRT84L38IB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REV. 1.0.1
Alarm and Error Status Register (AESR) - T1 Mode (Indirect Address = 0xnAH, 0x02H)
Receive Red
B
Alarm State
IT
B
N
IT
R
UMBER
4
3
2
1
0
0
7
Receive AIS
One Second Interrupt
Enable
HDLC Controller Interrupt
Enable
Slip Buffer Interrupt
Enable
Alarm and Error Interrupt
Enable
T1/E1 Framer Interrupt
Enable
B
State
IT
R
0
6
B
IT
N
AME
Yellow Alarm
Receive
State
B
IT
R
0
5
B
IT
Loss of Sig-
nal Change
RUR / WC
R
R
R
R
R
T
Receive
YPE
B
IT
0
4
One Second Interrupt Enable:
When this bit is set to 0:
One Second Interrupt is disabled.
When this bit is set to 1:
One Second Interrupt is enabled.
HDLC Controller Interrupt Enable:
When this bit is set to 0:
Every interrupt generated by the Data Link Status Register
(DLSR) is disabled.
When this bit is set to 1:
Every interrupt generated by the Data Link Status Register
(DLSR) is enabled.
Slip Buffer Interrupt Enable:
When this bit is set to 0:
Every interrupt generated by the Slip Buffer Status Register
(SBSR) is disabled.
When this bit is set to 1:
Every interrupt generated by the Slip Buffer Status Register
(SBSR) is enabled.
Alarm and Error Interrupt Enable:
When this bit is set to 0:
Every interrupt generated by the Alarm and Error Interrupt Status
Register (AEISR) is disabled.
When this bit is set to 1:
Every interrupt generated by the Alarm and Error Interrupt Status
Register (AEISR) is enabled.
T1/E1 Framer Interrupt Enable:
When this bit is set to 0:
Every interrupt generated by the T1/E1 Framer Interrupt Status
Register (FISR) is disabled.
When this bit is set to 1:
Every interrupt generated by the T1/E1 Framer Interrupt Status
Register (FISR) is enabled.
137
RUR / WC
Violation
Receive
Change
Bipolar
State
B
IT
0
3
Receive Red
Alarm State
RUR / WC
Change
B
B
IT
IT
0
D
2
ESCRIPTION
OCTAL T1/E1/J1 FRAMER
Receive AIS
RUR / WC
Change
B
State
IT
0
1
XRT84L38
Yellow Alarm
RUR / WC
Receive
Change
B
State
IT
0
0