Rockwell Automation 1403-NSC Smart Communication Card Instruction Sheet User Manual

Page 50

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background image

C–6

Serial Communication Protocol Tutorial

Publication 1403-5.1

Read

Diagnostic Data Table (Appendix ???, Table 20)

Size = 39 words (78 bytes = 0x4E)

With table containing the following data:

Word #

Data

Word #

Data

1

96

23

1

2

1043

24

0

3

2309

25

0

4

1890

26

0

5

1403

27

5

6

11

28

0

7

9

29

0

8

0

30

0

9

0

31

0

10

0

32

0

11

0

33

0

12

0

34

123

13

0

35

0

14

0

36

0

15

0

37

0

16

1

38

0

17

261

39

0

18

17472

19

0

20

0

21

1

22

15

Table C.6 Sample Read Sequence

Transmitted from

Master

Description/

Direction

Transmitted from

Smart

Communication Card

[ 10 / 01 / 7B / 10 / 02 /
7B / 00 / 0F / 00 / 00 /
00 / A2 / 4E / 00 / 89 /
00 / 00 / 10 / 03 / 4B /
37 ]

Read

Request

DF1 Ack

[ 10 / 06 ]

[ 10 / 05 / 7B / 85 ]

Poll

Application

Ack

[ 10 / 02 / 00 / 7B / 4F /
00 / 00 / 00 / 60 / 00 /
13 / 04 / 05 / 09 / 62 /
07 / 7B / 05 / 0B / 00 /
09 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 01 / 00 /
00 / F5 / 00 / 40 / 44 /
00 / 00 / 00 / 00 / 01 /
00 / 0F / 01 / 00 / 00 /
00 / 00 / 00 / 00 / 00 /
05 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 00 / 7B /
00 / 00 / 00 / 00 / 00 /
00 / 00 / 00 / 00 / 00 /
00 / 10 / 03 / 61 / C0 ]

[ 10 / 06 ]

DF1 Ack

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