XRT86L30
REV. 1.0.1
SINGLE T1/E1/J1 FRAMER/LIU COMBO
TABLE 55: TRANSMIT Sa AUTO
CONTROL REGISTER 1
Register 40
T
RANSMIT Sa AUTO ONTROL
C
R
EGISTER 1 (TSACR1)
0x0131
B
IT
FUNCTION
TYPE
D
EFAULT
DESCRIPTION-OPERATION
5
LOSLFA_2_ENB
LOSLFA_3_ENB
LOSLFA_4_ENB
NOP_ENB
R/W
R/W
R/W
R/W
R/W
R/W
0
LOS/LFA 2 auto transmit
LOS/LFA 3 auto transmit
LOS/LFA 4 auto transmit
No power auto transmit
4
3
2
1
0
0
0
0
0
0
NOP_LOSLFA_ENB
LOS_2_ENB
No power and LOS/LFA auto transmit
LOS 3 auto transmit
The following table demonstrates the conditions on the receive side which trigger the actions while these bits
are enabled.
TABLE 56: CONDITIONS ON RECEIVE SIDE WHEN TSACR1 BITS ARE ENABLED
A
CTIONS - SENDING PATTERN
C
ONDITIONS
COMMENTS
A
S
A5
SA6
LOSLFA_1_ENB: Loss of signal or Loss of
frame alignment
X
1
0000
LOS/LFA at TE (FC2)
LOS_1_ENB: Loss of signal
LOSLFA_2_ENB: LOS or LFA
LOSLFA_3_ENB: LOS or LFA
LOSLFA_4_ENB: LOS or LFA
NOP_ENB: Loss of power
1
1
0
0
0
1
1
0
1
1
1
1
1110
0000
1100
1110
1000
1000
LOS (FC3)
LOS/LFA (FCL)
LOS/LFA (FC4)
LOS/LFA (FC3&FC4)
Loss of power at NT1
Loss of power and LOS/LFA
NOP_LOSLFA_ENB: Loss of power and LOS
or LFA
LOS_2_ENB: LOS
AUXP pattern
LOS (FC1). Transmit AUXP pattern
TABLE 57: TRANSMIT Sa AUTO
CONTROL REGISTER 2
Register 41
T
RANSMIT Sa AUTO ONTROL
C
R
EGISTER (TSACR2)
0x0132
B
IT
FUNCTION
TYPE
D
EFAULT
DESCRIPTION-OPERATION
7
AIS_1_ENB
R/W
0
AIS reception
AIS reception
6
AIS_2_ENB
R/W
0
72
EXAR [ EXAR CORPORATION ]
