Mitsubishi Electric QJ71DN91, User Manual

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MELSEC-Q
4 FUNCTIONS
1) Set the following:
• Set parameters in Parameters for Master Function (address:
01D4
H
to 03CF
H
).
• Set whether to enable or disable Data consistency dedicated
instruction in Data consistency dedicated instruction setting for
master function (address: bit 0 of 0633
H
).
2) Set initial values of on/off information for each slave node in Master
Function Transmit Data (address: 0900
H
to 09FF
H
).
3) Set Auto Configuration Request (Y15) and Request for Saving
Parameters to Flash ROM (Y17) to off.
4) When I/O Communication Request (Y11) is set to on, the parameters
are checked.
5) When the parameter check is succeeded, I/O communication with
each slave node is started and I/O Communicating (X01) is set to on.
• The status of input from each slave node is stored in Master
Function Receive Data (address: 0700
H
to 07FF
H
).
• The on/off information to be sent to each slave node is set in Master
Function Transmit Data (address: 0900
H
to 09FF
H
).
6) If the parameter check has failed, the ERR. LED lights up and Error
Set Signal for Master Function (X03) is set to on. At this time, I/O
Communicating (X01) is not set to on.
Check the error code in Error Information for Master Function
(address: 01B1
H
), and take corrective actions.
7) Setting I/O Communication Request (Y11) to off stops I/O
communication with each slave node, causing I/O Communicating
(X01) to turn off.