Siemens SIMATIC Distributed I/O System DP/ASi Link, Manual

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6-3
Distributed I/O System DP/ASi Link
EWA 4NEB 710 6055-02b
6.1 Reading Data Records with SFC 59 ”RD_REC”
You use data record 140 to read lists and flags of the ASi slaves. In the case
of lists, the ASi slaves present, enabled and configured are displayed. This
data record also displays the version and release date of the DP/ASi link.
Table 6-3 Structure of data record 140: Read lists and flags
Description Byte Contents
Read lists Bit (corresponds to ASi address)
7 6 5 4 3 2 1 0
ASi slaves
present 0
7 6 5 4 3 2 1 –––
present
1
15 14 13 12 11 10 9 8
Bits:
2 23 22 21 20 19 18 17 16
“1” ASi slave
t
3
31 30 29 28 27 26 25 24
present
ASi slaves
enabled 4 7 6 5 4 3 2 1 –––
“0” ASi slave not
enabled
5 15 14 13 12 11 10 9 8
0 ASi slave not
present
6 23 22 21 20 19 18 17 16
7 31 30 29 28 27 26 25 24
ASi slaves
configured 8 7 6 5 4 3 2 1 –––
configured
9 15 14 13 12 11 10 9 8
10 23 22 21 20 19 18 17 16
11 31 30 29 28 27 26 25 24
Read flags
12.0 Config_OK flag
Bit
12.1 Null slave present
Bits:
“1” applicable
12.2 Automatic programming enabled
“1” applicable
12.3 Automatic programming possible
“0” not applicable
12.4 Normal mode enabled
pp
12.5 “Offline” mode enabled
12.6 ASi power supply missing
Version and re-
lease date of DP/ Version 13 5A
H
=Z (version Z01 dated 12.15.96)
lease date of DP/
ASi link
14 30
H
=0 (version Z01 dated 12.15.96)
ASi link
15 31
H
=1 (version Z01 dated 12.15.96)
Date 16 31
H
=1 (version Z01 dated 12.15.96)
17 35
H
=5 (version Z01 dated 12.15.96)
18 31
H
=1 (version Z01 dated 12.15.96)
19 32
H
=2 (version Z01 dated 12.15.96)
20 39
H
=9 (version Z01 dated 12.15.96)
21 36
H
=6 (version Z01 dated 12.15.96)
Data record 140
DP/ASi Link to S7