Mitsubishi Electric MELSERVO-J2-Super Series Instruction Manual page 63

3. CC-Link COMMUNICATION FUNCTIONS
Signal name
Monitor output execution
demand
Instruction code execution
demand
Description
When RYn8 is turned ON, the following data and signals
are set. At the same time, RXC turns ON. While RYn8 is
ON, the monitor values are kept updated.
1) When 1 station is occupied
Remote register RWrn: Data demanded by Monitor 1
(RWwn)
Remote register RWrn+1: Data demanded by Monitor 2
(RWwn+1)
Remote register RWrn+2: Answer code indicating
normal or error
2) When 2 stations are occupied
Remote register RWrn: Under 16 bits of data demanded
by Monitor 1 (RWwn)
Remote register RWrn+1: Upper 16 bits of data
demanded by Monitor 1 (RWwn)
Remote register RWrn+5: Under 16 bits of data
demanded by Monitor 2 (RWwn+2)
Remote register RWrn+6: Upper 16 bits of data
demanded by Monitor 2 (RWwn+2)
Remote register RWrn+2: Answer code indicating
normal or error
Turning RYn9 ON executes the processing corresponding
to the instruction code set to remote register RWwn+2.
After completion of instruction code execution, the answer
code indicating normal or error is set to RWrn+2. At the
same time, RXn9 turns ON.
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Device No.
Remarks
1 station 2 stations
occupied occupied
RYn8 RYn8
RYn9 RYn9