XRT79L71_1 Datasheet, PDF (66/434 Pages) Exar Corporation – 1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC -

XRT79L71
1-CHANNEL DS3/E3 ATM UNI/PPP/CLEAR-CHANNEL FRAMER IC - REGISTER/MAP DESCRIPTION
THE TRANSMIT POS-PHY INTERFACE - PPP APPLICATIONS
REV. 1.0.0
This section presents the Register Description/Address Map of the control registers associated with the
Transmit POS-PHY Interface block for PPP Applications. The Register Description/Address Map of these
control registers for ATM Applications are presented in the previous section.
TABLE 4: TRANSMIT POS-PHY INTERFACE BLOCK - REGISTER/ADDRESS MAP - PPP APPLICATIONS
ADDRESS LOCATION
REGISTER NAME
TYPE
DEFAULT VALUES
0x0580
Transmit POS-PHY Interface - Transmit Control Register - Byte 2 R/W
0x00
0x0581
Transmit POS-PHY Interface - Transmit Control Register - Byte 1 R/W
0x00
0x0582
Transmit POS-PHY Interface - Transmit Control Register - Byte 0 R/W
0x00
0x0583 - 0x0FFF Reserved
R/O
0x00
Transmit POS-PHY Interface - Transmit Control Register Byte - 2 (Address = 0x0580)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
Unused
R/O
R/O
R/O
R/O
R/O
R/O
R/O
0
0
0
0
0
0
0
BIT 0
Transmit
Level 2
Mode
R/W
X
BIT NUMBER
NAME
7-1
Unused
TYPE
R/O
DESCRIPTION
57