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CHAPTER 5 ACCESS BETWEEN CPU MODULES AND OTHER MODULES
5
5.2 Access to Non-controlled Modules
5.2.5 Access using the link direct device
5.2.5 Access using the link direct device
Only the control CPU can execute instructions using the link direct device to access I/O modules and intelligent
function modules.
The link direct device cannot be used to access modules controlled by other CPU modules. If an instruction using the
link direct device is executed to access a module controlled by another CPU module , "OPERATION ERROR" (error
code: 4102) occurs.
1 1 1 1
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Not accessible ("OPERATION ERROR" occurs.)
Accessible
Control CPU setting
Slot number
CPU 0 1 2 3 4
Network module