pef22504 Infineon Technologies Corporation, pef22504 Datasheet - Page 134

• Manufacturer Part Number: pef22504
• Description: Quad E1/t1/j1 Line Interface Component For Long- And Short-haul Applications Pef 22504 E, Pef 22504 Ht, Version 2.1
• Manufacturer: Infineon Technologies Corporation

Transmit Pulse Mask 2
For description see
XPM2
Transmit Pulse Mask2
Field
0
XLT
DAXLT
XPDIS
XP34
XP33
XP32
XP31
Data Sheet
Bits
7
6
5
4
3
2
1
0
Transmit Pulse Mask 0
Type
r
rw
rw
rw
rw
rw
rw
rw
Description
Always ´0´
Transmit Line Tristate
See also
0
1
Disable Automatic Tristating of XL1/2
See
0
1
Disable XPM Values
See
0
1
Bit 4 (MSB) of second pulse shape level
See
Bit 3 of fourth pulse shape level
Bit 2 of fourth pulse shape level
Bit 1 of fourth pulse shape level
B
B
B
B
B
B
Chapter
Chapter
Chapter
If this bit is set the transmit line monitor status information is frozen
(default value after hardware reset).
line monitor sets the XL1/2 outputs into a high-impedance state.
a high-impedance (by the XL-monitor) state is disabled.
If a short is detected on XL1/2 pins automatic setting these pins into
Transmit line XL1 and XL2 are switched into high-impedance state.
Normal operation. If a short is detected on pins XL1/2 the transmit
Normal operation
XP values from registers XPM(2:0) are used for pulse shaping.
TXP values from registers TXP(16:1) are used for pulse shaping.
Chapter
Offset
xx28
3.9.7.
3.9.6.
3.9.6.1.
134
H
3.9.1.
Register DescriptionTransmit Pulse Mask 2
Rev. 1.3, 2006-01-25
QuadLIU
PEF 22504
Reset Value
40
TM
H