psf21911 ETC-unknow, psf21911 Datasheet - Page 158

• Manufacturer Part Number: psf21911
• Description: Isdn Echocancellation Circuit Terminal Applications Iec-q
• Manufacturer: ETC-unknow

Semiconductor Group
Figure 67 State machine (part 3)
(PMODE=ACT=TE=1)
and (BS=SGL=CBAC=1)
and (BAC=1)
HDLC_Frame
D0=1;SG=0
D0=0;SG=0
HDLC-F go
S/G go
18
20
EOC=27
TD1 expired
BAC=0
TD1 set
Wait for EOC
D0=0;SG=1
D0=1;SG=1
D0=1;SG=1
BAC-Edge
HDLC ctrl
158
EOC=25
EOC=27
EOC=25
EOC=27
14
15
17
EOC=25
HDLC-F stop
D0=0;SG=1
D=1;SG=1
S/G stop
19
21
HDLC_Frame
PSB 21911
PSF 21911
Appendix
11.97