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參數資料
型號: W6694
廠商: WINBOND ELECTRONICS CORP
英文描述: PCI Bus ISDN S/T Interface Controller(PCI總線的ISDN S/T接口控制器)
中文描述: PCI總線的綜合業務數字網的S / T接口控制器(綜合業務數字網的PCI總線的S / T的接口控制器)
文件頁數: 31/98頁
文件大小: 1338K
代理商: W6694
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
F
A
-bit position
ONE
ZERO
ZERO
ZERO
ZERO
ONE
ZERO
ZERO
ZERO
ZERO
ONE
ZERO
ZERO
ZERO
ZERO
ONE
ZERO
ZERO
ZERO
ZERO
ONE
ZERO
NT-to-TE
M bit
ONE
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ZERO
ONE
ZERO
NT-to-TE
S bit
S1
ZERO
ZERO
ZERO
ZERO
S2
ZERO
ZERO
ZERO
ZERO
S3
ZERO
ZERO
ZERO
ZERO
S4
ZERO
ZERO
ZERO
ZERO
S1
ZERO
TE-to-NT
F
A
-bit position
Q1
ZERO
ZERO
ZERO
ZERO
Q2
ZERO
ZERO
ZERO
ZERO
Q3
ZERO
ZERO
ZERO
ZERO
Q4
ZERO
ZERO
ZERO
ZERO
Q1
ZERO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
etc.
7.2.7 Test Functions
The W6692A provides loop and test functions as follows:
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