7
PROGRAMMING
7.4 Program Example for Acyclic Communication with DP-Slaves
The following explains the request and response formats in acyclic communications,
providing a program example.
The request and response formats in this section employ offset addresses (in word units).
The "offset address" refers to the n-th data in word units starting from the start address of
the request instruction No. area to be used.
7
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7.4 Program Example for Acyclic Communication with DP-Slaves
Table7.14 List of Start Addresses in Request Instruction No. Areas
Request Instruction No.
Request instruction No.1
Request instruction No.2
Request instruction No.3
Request instruction No.4
Request instruction No.5
Request instruction No.6
Request instruction No.7
Request instruction No.8
Start Address of Acyclic
Communication Request Area
23809 (5D01
)
H
23937 (5D81
)
H
24065 (5E01
)
H
24193 (5E81
)
H
24321 (5F01
)
H
24449 (5F81
)
H
24578 (6001
)
H
24705 (6081
)
H
Start Address of Acyclic
Communication Response Area
25121 (6221
)
H
25249 (62A1
)
H
25377 (6321
)
H
25505 (63A1
)
H
25633 (6421
)
H
25761 (64A1
)
H
25889 (6521
)
H
26017 (65A1
)
H