DS2154 Dallas Semiconducotr, DS2154 Datasheet - Page 25

• Manufacturer Part Number: DS2154
• Description: Enhanced E1 Single Chip Transceiver
• Manufacturer: Dallas Semiconducotr

TCR2: TRANSMIT CONTROL REGISTER 2 (Address=13 Hex)
(MSB)
Sa8S
SYMBOL
AEBE
ODM
Sa8S
Sa7S
Sa6S
Sa5S
Sa4S
PF
Sa7S
POSITION
TCR2.7
TCR2.6
TCR2.5
TCR2.4
TCR2.3
TCR2.2
TCR2.1
TCR2.0
Sa6S
NAME AND DESCRIPTION
Sa8 Bit Select. Set to 1 to source the Sa8 bit from the TLINK
pin; set to 0 to not source the Sa8 bit. See Section 13 for timing
details.
Sa7 Bit Select. Set to 1 to source the Sa7 bit from the TLINK
pin; set to 0 to not source the Sa7 bit. See Section 13 for timing
details.
Sa6 Bit Select. Set to 1 to source the Sa6 bit from the TLINK
pin; set to 0 to not source the Sa6 bit. See Section 13 for timing
details.
Sa5 Bit Select. Set to 1 to source the Sa5 bit from the TLINK
pin; set to 0 to not source the Sa5 bit. See Section 13 for timing
details.
Sa4 Bit Select. Set to 1 to source the Sa4 bit from the TLINK
pin; set to 0 to not source the Sa4 bit. See Section 13 for timing
details.
Output Data Mode.
0=pulses at TPOSO and TNEGO are one full TCLKO period
wide
1=pulses at TPOSO and TNEGO are 1/2 TCLKO period wide
Automatic E-Bit Enable.
0=E-bits not automatically set in the transmit direction
1=E-bits automatically set in the transmit direction
Function of RLOS/LOTC Pin.
0=Receive Loss of Sync (RLOS)
1=Loss of Transmit Clock (LOTC)
Sa5S
25 of 87
Sa4S
ODM
AEBE
(LSB)
PF
DS2154