Rainbow Electronics DS21458 User Manual
Page 67
DS21455/DS21458 Quad T1/E1/J1 Transceivers
67 of 270
Register Name:
E1TCR2
Register Description:
E1 Transmit Control Register 2
Register Address:
36h
Bit
# 7 6 5 4 3 2 1 0
Name Sa8S Sa7S Sa6S Sa5S Sa4S AEBE AAIS ARA
Default
0 0 0 0 0 0 0 0
Bit 0/Automatic Remote Alarm Generation (ARA).
0 = disabled
1 = enabled
Bit 1/Automatic AIS Generation (AAIS).
0 = disabled
1 = enabled
Bit 2/Automatic E-Bit Enable (AEBE).
0 = E-bits not automatically set in the transmit direction
1 = E-bits automatically set in the transmit direction
Bit 3/Sa4-Bit Select (Sa4S). Set to one to source the Sa4 bit from the TLINK pin; set to zero to not source the Sa4 bit. See the
Functional Timing Diagrams section for details.
Bit 4/Sa5-Bit Select (Sa5S). Set to one to source the Sa5 bit from the TLINK pin; set to zero to not source the Sa5 bit. See the
Functional Timing Diagrams section for details.
Bit 5/Sa6-Bit Select (Sa6S). Set to one to source the Sa6 bit from the TLINK pin; set to zero to not source the Sa6 bit. See the
Functional Timing Diagrams section for details.
Bit 6/Sa7-Bit Select (Sa7S). Set to one to source the Sa7 bit from the TLINK pin; set to zero to not source the Sa7 bit. See the
Functional Timing Diagrams section for details.
Bit 7/Sa8-Bit Select (Sa8S). Set to one to source the Sa8 bit from the TLINK pin; set to zero to not source the Sa8 bit. See the
Functional Timing Diagrams section for details.