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Mitsubishi Electric QJ71DN91 User Manual Page 149

Melsec q series, devicenet master-slave module.
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8 PROGRAMMING FOR EXECUTING THE SLAVE FUNCTION
I/O communication function
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(b)
When the FROM/TO instruction is used
Setting parameters for slave function (See Section 8.2.)
Input data processing program
Output data processing program
POINT
To ensure consistency of transmit/receive data of multiple words, take a measure
such as providing a handshake area at the end of transmit/receive data to check
the data transfer.
For the program example, refer to Section 7.1 (4).
MELSEC-Q
Sets initial transmit data values.
Sets I/O Communication
Request to on.
Reads receive data.
Writes transmit data.
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