pef22504 Infineon Technologies Corporation, pef22504 Datasheet - Page 124

• 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

Mode Register 0
MR0
Mode Register 0
Field
XC
RC
EXZE
Data Sheet
Bits
7:6
5:4
3
Type
rw
rw
rw
Description
Transmit Code
Serial line code for the transmitter, independent of the receiver.
After changing XC(1:0), a transmitter software reset is required
(CMDR.XRES = 1). See
00
01
10
11
Receive Code
Serial line code for the receiver, independent of the transmitter.
After changing RC(1:0), a receiver software reset is required
(CMDR.RRES = ´1´). See
00
01
10
11
Extended HDB3 Error Detection, E1 only
Selects error detection mode in E1 mode. In T1/J1 mode this bit is
reserved.
0
1
B
B
B
B
B
B
B
B
B
B
dual-rail interface)
dual-rail interface)
additionally. Incrementing of the code violation counter CVC is
done after receiving four zeros. Errors are indicated by LSR1.EXZD
= ´1´.
reserved
CMI (1T2B+HDB3), (optical interface)
AMI (ternary or digital dual-rail interface)
HDB3 Code in E1 or B8ZS code in T1/J1 mode (ternary or digital
reserved
CMI (1T2B+HDB3), (optical interface)
AMI (ternary or digital dual-rail interface)
HDB3 Code in E1 or B8ZS code in T1/J1 mode (ternary or digital
Only double violations are detected.
Extended code violation detection: 0000 strings are detected
Offset
xx1C
124
H
Chapter
Chapter
Register DescriptionMode Register 0
3.9.1.
3.7.2.
Rev. 1.3, 2006-01-25
QuadLIU
PEF 22504
Reset Value
00
TM
H