PEF2091 Siemens Semiconductor Group, PEF2091 Datasheet - Page 230

• Manufacturer Part Number: PEF2091
• Description: ICs for Communications(ISDN Echocancellation Circuit)
• Manufacturer: Siemens Semiconductor Group

Semiconductor Group
Table 47
1) Default setting after reset in non repeater modes
2) default setting after reset in repeater modes
3) Used in EOC Transparent mode only
4) This code is used in EOC Transparent mode or in EOC Auto mode after the receipt of
5) See power controller interface description
6) The first byte of the corresponding MON-8 message will be "10001100"
Definitions:
0 1111 0010
0 1111 0001
0 1111 1111
0 1111 1011
0 1111 1010
0 r r r r r r r r
0 1111 1000
0 vvvv vvvv
0 011d ddaa
0 010* * * *
0 ddd*
0 0000 0000
0
0 1111 1001
1 cccc cccc
1
1
"LBBD" in the EOC-channel
bbbb bbbb
bbbb bbbb
**** ****
a … a
b … b
c … c
d … d
r … r
v … v
****
MON-8-Local Function Commands
DCOEF
ABEC
ACI
AID
5)
NORM
RCOEF
LBBD
RBEN
RBEF
WCI
LB2
RCI
SFB
RID
power controller address to pins PCA
internal coefficient value
internal coefficient address
power controller data to/from pins PCD
result from block error counter
power feed current value
5)
3)
5)
4)
3)
MON-8-Functions
RCOEF
NORM
RBEN
RPFC
RBEF
WCI
RCI
SFB
RID
5)
5)
230
DCOEF Data Coefficients, 2 bytes.
ABEC
APFC
ACI
AID
5)
Loop B2
Loop B1 + B2 + D
Return to Normal
Read Near-end Block Error Counter
Read Power Feed Current
Answer Power Feed Current
Write Controller Interface
Read Controller Interface
Answer Controller Interface
Read Identification
Version 5.3 will reply with the ID
8003
Set FEBE-Bit to (0)
Read Coefficient
Data bits D0 … D 7, 1. byte
Data bits D8 … D15, 2. byte
Read Far-end Block Error Counter
Answer Block Error Counter
Answer Identification. The IEC-Q
H
Data Sheet 01.99
Programming
PEB 2091
PEF 2091
6)