Mitsubishi Electric Melsec Q Series User Manual page 124
Ethernet interface module
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Also See for Melsec Q Series:
- User manual (834 pages) ,
- Reference manual (674 pages) ,
- Programming manual (624 pages)
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4 WHEN THE Q/LCPU ACCESSES THE PROGRAMMABLE CONTROLLER
OF ANOTHER STATION USING THE DATA LINK INSTRUCTION
Sequence scan
Read command
Local station
programmable
Read completion
controller CPU
(Device specified with (D2))
Read completion device
((D2)+1 device)
Read data storage device
(Device specified with (D1))
Ethernet
module
Ethernet
module
Sequence scan
Target station
programmable
Read data storage device
controller CPU
(Device specified with (S))
4 - 33
(2) Instruction execution timing
(a) When normal completion
1) ZNRD instruction
ZNRD
0
END
OFF
0
END
0
END
0
?
Channel 1 (fixed)
0
0
END
0 0
END
0 0
100
MELSEC-Q/L
END
0
END
0
END
1 scan
100
END
0
END
4 - 33
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