User`s manual

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MELSEC
8 ACCESSIBLE DEVICES AND RANGES
8 ACCESSIBLE DEVICES AND RANGES
This chapter describes the devices and ranges that can be accessed during CC-Link
communication.
8.1 Accessible Devices
The following lists the devices that can be accessed during CC-Link communication.
POINT
The "Batch" in the following table indicates Batch Read and Batch Write. The
"Random" in the table indicates Random Read, Random Write, Bit Set, or Bit
Reset.
8.1.1 Host (personal computer (local station equivalent))
Device Accessible/not accessible
Batch
X (RX)
Random
Batch
Y (RY)
Random
Batch
SB
Random
Batch
SW
Random
Batch
Ww (RWw)
Random
Batch
Wr (RWr)
Random
Batch
SPB
(Host buffer memory)
Random
Batch
MRB
(Host random access buffer)
Random
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