PEB 2091
PEF 2091
Operational Description
Initialization
Read request
MON-8 (1. Byte)
(2. Byte)
For each requested coefficient 16 bit are returned in the following manner
1 0 0 0 1 0 0 0 ; Select register access
a a a a a a a a ; Coefficient address
MON-8 (1. Byte)
(2. Byte)
1 0 0 0 1 0 0 0
d d d d d d d d ; Data bits D0 – D71)
1 0 0 0 1 1 0 0
(3. Byte)
(4. Byte)
d d d d d d d d ; Data bits D8 – D151)
Table 31
Internal Coefficient Addresses
Address Range (decimal) 1. Filter Coefficient
Register
Echo Canceller
Equalizer
6 … 41
41
69
44 … 69
For more information about MON-8 commands and codes, see "MON-8 Codes", page
228.
4.7
Test Loop-Backs
Test loop-backs are specified by the national PTTs in order to facilitate the location of
defect systems. Four different loop-backs are defined. The position of each loop-back is
illustrated in Figure 80.
1) Binary complement format (FFFF = –1d)
H
Semiconductor Group
186
Data Sheet 01.99
INFINEON [ Infineon ]
