参数资料
型号: W6692ACF
厂商: WINBOND ELECTRONICS CORP
元件分类: 数字传输电路
英文描述: DATACOM, ISDN CONTROLLER, PQFP100
封装: QFP-100
文件页数: 25/98页
文件大小: 584K
代理商: W6692ACF
Data Sheet
W6692A PCI ISDN S/T-Controller
Publication Release Date:
Mar,2000
Revision 1.0
-31 -
-
According to I.430 Recommendation, the S/Q channel can be used as operation and maintenance signalling
channel. At transmitter, a S/Q code for a message shall be repeated at least six times or as many as necessary to
obtain the desired response. At receiver, a message shall be considered received only when the proper codes is
received three consecutive times.
TABLE 7.6 Multiframe structure in S/T interface
Frame Number
NT-to-TE
FA-bit position
NT-to-TE
M bit
NT-to-TE
S bit
TE-to-NT
FA-bit position
1
2
3
4
5
ONE
ZERO
ONE
ZERO
S1
ZERO
Q1
ZERO
6
7
8
9
10
ONE
ZERO
S2
ZERO
Q2
ZERO
11
12
13
14
15
ONE
ZERO
S3
ZERO
Q3
ZERO
16
17
18
19
20
ONE
ZERO
S4
ZERO
Q4
ZERO
1
2
etc.
ONE
ZERO
ONE
ZERO
S1
ZERO
Q1
ZERO
7.2.7 Test Functions
The W6692A provides loop and test functions as follows:
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