PM6341 E1XC
DATA SHEET
PMC-910419
ISSUE 8
E1 FRAMER/TRANSCEIVER
Register 36H: XFDL BlockTransmit Data
Bit
Type
Function
Default
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
TD7
TD6
TD5
TD4
TD3
TD2
TD1
TD0
X
X
X
X
X
X
X
X
Data written to this register is serialized and transmitted on the facility data link
least significant bit first.The XFDL block signals when the next data byte is
required by setting the TDLINT output high (if enabled) and by setting the INT bit
in the Status register high. When INT and/or TDLINT is set, the Transmit Data
register must be written with the new data within 4 data bit periods to prevent the
occurrence of an underrun.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
149
PMC [ PMC-SIERRA, INC ]
