PEF2091 Siemens Semiconductor Group, PEF2091 Datasheet - Page 224

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

Semiconductor Group
6.1
Both commands and indications depend on the IEC-Q mode and the data direction.
Table 38 gives all defined C/I-codes.
Table 38
Code
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
1) in NT-PBX mode only
2) DU is only used in the repeater
Table 39 shows the abbreviations used for C/I-commands and indications.
C/I Channel Codes
Command / Indicate Codes
DU
RES
SSP
ARL
TIM
EI1
AR
DT
IN
AI
DI
–
–
–
–
–
–
2)
NT Mode
OUT
ARL
FJ
INT
EI1
AIL
DR
PU
AR
DC
AI
224
–
–
–
–
–
–
1)
RES1
RES
UAR
ARX
SSP
LTD
ARL
AR0
DC
DR
AR
DT
IN
–
–
–
–
LT Mode
Data Sheet 01.99
Programming
DEAC
PEB 2091
PEF 2091
ARM
OUT
RSY
LSL
INT
UAI
EI2
EI3
AR
FJ
HI
DI
AI
–
–
–