XRT86L30
REV. 1.0.1
SINGLE T1/E1/J1 FRAMER/LIU COMBO
TABLE 129: EXCESSIVE
Z
ERO
ENABLE REGISTER
R
EGISTER 543
UNCTION
E
XCESSIVE
Z
ERO
E
NABLE
R
EGISTER (EXZER)
HEX ADDRESS: 0X0B0F
B
IT
F
TYPE
D
EFAULT
DESCRIPTION-OPERATION
0
EXZ_ENB
R/W
0
Excessive Zero Interrupt Enable
0 = Disabled
1 = Enable excessive zero interrupt generation
TABLE 130: SS7 STATUS
REGISTER FOR LAPD1
R
EGISTER 544
SS7 STATUS EGISTER FOR LAPD1 (SS7SR1)
R
H
EX
ADDRESS: 0X0B10
B
IT
FUNCTION
TYPE
D
EFAULT
DESCRIPTION-OPERATION
0
SS7_1_STATUS
RUR
0
SS7 Interrupt Status for LAPD1
0 = No change in status
1 = Change in status has occurred
TABLE 131: SS7 ENABLE
REGISTER FOR LAPD1
R
EGISTER 545
SS7 ENABLE EGISTER FOR LAPD1 (SS7ER1)
R
H
EX
ADDRESS: 0X0B11
B
IT
FUNCTION
TYPE
D
EFAULT
DESCRIPTION-OPERATION
0
SS7_1_ENB
R/W
0
SS7 Interrupt Enable for LAPD1
0 = Disabled
1 = Enable SS7 interrupt generation if more than 276 bytes are
received within the LAPD1 message
TABLE 132: DATA
L
INK
STATUS
REGISTER 2
R
EGISTER 546
IT
D
ATA
L
INK
STATUS
R
EGISTER 2 (DLSR2)
HEX ADDRESS: 0X0B16
B
FUNCTION
TYPE
D
EFAULT
DESCRIPTION-OPERATION
7
MSG TYPE
RUR
0
HDLC2 Message Type Identifier
Indicates type of data link message received by Rx HDLC2 Control-
ler
0 = Bit Oriented Signaling type data link message received
1 = Message Oriented Signaling type data link message received
6
TxSOT
RUR
0
Transmit HDLC2 Start of Transmission Interrupt Status
Indicates if the Transmit HDLC2 Start of Transmission Interrupt has
occurred since the last read of this register. Transmit HDLC2 Con-
troller will declare this interrupt when it has started to transmit a data
link message.
0 = Transmit HDLC2 Start of Transmission interrupt has not
occurred since the last read of this register
1 = Transmit HDLC2 Start of Transmission interrupt has occurred
since the last read of this register.
110
EXAR [ EXAR CORPORATION ]
