PEF2091 Siemens Semiconductor Group, PEF2091 Datasheet - Page 202

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

Semiconductor Group
Figure 87
*
) Unconditional transition if input combination is met
(PMODE=ACT=TE=1)
and (SGL=CBAC=1)
and (BS=0)
and (BAC=1)
State Machine for S/G Bit Control (part 2)
D0=0;SG=0
S/G go
12
*
EOC=27
)
TD1 expired
BAC=0
TD1 set
202
Wait for EOC
D0=0;SG=1
D0=0;SG=1
D0=0;SG=1
EOC=25
EOC=27
BAC-Edge
HDLC ctrl
10
8
9
EOC=25
Operational Description
D0=0;SG=1
S/G stop
Data Sheet 01.99
13
PEB 2091
PEF 2091