PEF2256 INFINEON [Infineon Technologies AG], PEF2256 Datasheet - Page 252

• Manufacturer Part Number: PEF2256
• Description: E1/T1/J1 Framer and Line Interface Component for Long- and Short-Haul Applications
• Manufacturer: INFINEON [Infineon Technologies AG]

XLT
DAXLT
Transparent Service Word Mask (Read/Write)
Value after reset: 00
TSWM
TSWM(7:0)
TSIS
TSIF
TRA
User’s Manual
Hardware Description
TSIS
7
Transmit Line Tristate
0 =
1 =
Disable Automatic Tristating of XL1/2
0 =
1 =
Transparent Service Word Mask
Transparent S
0 =
1 =
Transparent S
0 =
1 =
Transparent Remote Alarm
0 =
1 =
TSIF
H
Normal operation
Transmit line XL1/XL2 or XDOP/XDON are switched into
high-impedance state. If this bit is set the transmit line monitor
status information is frozen (default value after hardware reset).
Normal operation. If a short is detected on pins XL1/2 the
transmit line monitor sets the XL1/2 outputs into a
high-impedance state.
If a short is detected on XL1/2 pins automatic setting these pins
into a high-impedance (by the XL-monitor) state is disabled.
The S
The S
transparently passed through the FALC
changes. The internal information of the FALC
XSW) is ignored.
The S
The S
transparently through the FALC
internal information of the FALC
The remote alarm bit is generated internally.
The A-Bit is taken from port XDI and routed transparently
through the FALC
information of the FALC
TRA
i
i
i
-Bit is generated internally.
-Bit is generated internally.
-Bit in the FAS word is taken from port XDI and routed
i
-Bit in the service word is taken from port XDI and
i
i
-Bit in Service Word
-Bit in FAS Word
TSA4
252
®
TSA5
56 without any changes. The internal
®
56 (register XSW) is ignored.
TSA6
®
®
56 without any changes. The
56 (register XSW) is ignored.
TSA7
®
56 without any
DS1.1, 2003-10-23
PEF 2256 H/E
TSA8
E1 Registers
0
®
56 (register
FALC
(29)
®
56