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MELSEC-Q
8 DATA COMMUNICATION USING THE PRE-DEFINED PROTOCOL
Communication protocol before change:
CH1 or CH2 is the predefined protocol mode.
Communication protocol after change:
CH1 and CH2 are other than the predefined protocol mode.
(Y2/Y9)
(X6/XD)
(X1D)
ON
OFF
Mode switching request
Mode switching
Predefined
protocol ready
CH1 or CH2 is the
predefined protocol mode
CH1 and CH2 are other than predefined
protocol mode
1 Based on either of the following condition; the protocol setting data written to
the flash ROM are normal, or the protocol setting data are not written to the
flash ROM.
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