W6692 Datasheet, PDF (34/104 Pages) Winbond – PCI Bus ISDN S/T-Controller

Info 3
Info 3
Preliminary Data Sheet
W6692 PCI ISDN S/T-Controller
Device
W6692
Settings
k=2
Result
Pass
7.2.5.7 Faregain
This is to test the number m of good frames necessary for regain of frame alignment. The TE regains frame alignment at m+1
frame.
The W6692 achieves synchronization after 5 frames, i.e m=4.
Info X
1
Info 4
2
Info 4
3
Info 4
4
Info 4
5
Info 4
6
Info 4
7
Info 4
I3_SFL
Info 3 Info 3
Info 3
Device
W6692
Settings
m=4
Result
Pass
7.2.6 Multiframe Synchronization
As specified by ITU-T I.430, the Q bit is transmitted from TE to NT in the position normally occupied by the auxiliary framing
bit (F_A) in one frame out of 5, whereas the S bit is transmitted from NT to TE. The S and Q bit positions and multiframe structure
are shown in Table 7.6.
The functions provided by W6692 are:
-34 -
Publication Release Date: Sep 30, 1999
Revision 0.9