Ds3/e3 framing overhead functional timing, Figure 7-6, 2 ds3/e3 framing overhead functional timing – Rainbow Electronics DS3170 User Manual
Page 40
DS3170 DS3/E3 Single-Chip Transceiver
40 of 233
Figure 7-6. Rx Line IO UNI Functional Timing Diagram
RLCLK
RDAT
RLVC
INC BPV COUNTER TWICE
INC BPV COUNTER ONCE
7.3.2 DS3/E3 Framing Overhead Functional Timing
shows the relationship between the DS3 receive overhead port pins.
Figure 7-7. DS3 Framing Receive Overhead Port Timing
ROH
ROHSOF
ROHCLK
N
A
FAS
10
1
2
3
4
5
6
7
8
9
10
11
12 13
14
16
17
18
19
20
21
22
23
24
15
FAS
2
FAS
3
FAS
1
FAS
6
FAS
5
FAS
4
FAS
7
FAS
8
FAS
10
A
FAS
9
FAS
2
FAS
1
N
FAS
3
FAS
4
FAS
6
FAS
8
FAS
5
FAS
10
FAS
9
shows the relationship between the E3 G.751 receive overhead port pins.
Figure 7-8. E3 G.751 Framing Receive Overhead Port Timing
ROH
ROHSOF
ROHCLK
N
A
FAS
10
1
2
3
4
5
6
7
8
9
10 11 12 13 14
16 17 18 19 20 21 22 23 24
15
FAS
2
FAS
3
FAS
1
FAS
6
FAS
5
FAS
4
FAS
7
FAS
8
FAS
10
A
FAS
9
FAS
2
FAS
1
N
FAS
3
FAS
4
FAS
6
FAS
8
FAS
5
FAS
10
FAS
9
shows the relationship between the E3 G.832 receive overhead port pins.
Figure 7-9. E3 G.832 Framing Receive Overhead Port Timing
ROH
ROHSOF
ROHCLK
GC
8
GC
7
GC
6
1
2
3
4
5
6
7
8
9
10 11 12 13 14
16 17 18 19 20 21 22 23 24
15
FA1
2
FA1
3
FA1
1
FA1
6
FA1
5
FA1
4
FA1
7
FA1
8
FA2
2
FA2
3
FA2
1
FA2
6
FA2
5
FA2
4
FA2
7
FA2
8
E M
2
E M
3
E M
1
E M
5
E M
4