YOKOGAWA FA-M3 Vitesse, Руководство пользователя

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4-3
IM 34M6H33-01E 1st Edition : July 1.2004-00
4.1.5 NODE STATUS
The NODE STATUS area stores information on individual slaves on the ASi line.
Table 4.6 NODE STATUS Area
Bits Description
0, 4, 8, 12 Slave is registered in the module (in LPS)
1, 5, 9, 13 Slave is registered in LPS and allows communications (in LAS)
2, 6, 10, 14 Slave is detected (in LDS)
Bit Number Data Position
Number
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
23 3A 2A 1A –
24 7A 6A 5A 4A
25 11A 10A 9A 8A
26 15A 14A 13A 12A
27 19A 18A 17A 16A
28 23A 22A 21A 20A
29 27A 26A 25A 24A
30 31A 30A 29A 28A
31 3B 2B 1B –
32 7B 6B 5B 4B
33 11B 10B 9B 8B
34 15B 14B 13B 12B
35 19B 18B 17B 16B
36 23B 22B 21B 20B
37 27B 26B 25B 24B
NODE
STATUS
38 31B 30B 29B 28B
TIP
Access the information in the above area as required.
All registers in the above table are read-only areas accessible by a user program.