Mitsubishi Electric MELSEC Q Series Reference Manual page 336

Cc-link ie controller network

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● Specify devices of the target station's CPU within the range allowed for the own station CPU when reading data from the

devices with the READ instruction.

(Target station's start device (S2) where data to be read are stored) + (Read points - 1)  (End device No. of own station's

End device No. of the device in the own station, and whose device name is same as in (S2)

● Specify the own station's start device (D1) within the range allowed for storing read data.

When D150 and after the area in the own station's CPU has been already used

Own station CPU

● Use the file register (ZR) when specifying the extended data register (D) or extended link register (W) that is outside the

area of the own station CPU's data register (D) or link register (W). (Except for the Universal model QCPU)

For the calculation of the file register (ZR), refer to the following.

User's Manual (Function Explanation, Program Fundamentals) for the CPU module used

When 0K point is assigned to the data register (D) of another station CPU, and when all 32K points of the file

*1 A file register whose capacity is 32K points or more is required for the own station's CPU.

Good example (D50 is specified to (D1).)

Other station CPU

Own station CPU *1

Data register

Bad example (D100 is specified to (D1).)

Own station CPU

: Data to be read with READ instruction

: Area already used by own station's CPU

: Duplicated area

Other station CPU

Specify with D0 to 12287.

data register

Specify with ZR12288 to 32767.

Other station CPU

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