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4. Hold Type Area/Non-hold Type Area Setting
Link relays and link data registers can be set up as the Hold type or Non-hold type using the system registers 10 to
13.
[Area available for P/W PC LINK 0]
• Specify the starting address for the Hold type link relays in P/W PC LINK 0 using system register number 10.
• Specify the starting address for the Hold type link data registers in P/W PC LINK 0 using system register number
11.
[Area available for P/W PC LINK 1]
• Specify the starting address for the Hold type link relays in P/W PC LINK 1 using system register number 12.
• Specify the starting address for the Hold type link data registers in P/W PC LINK 1 using system register number
13.
Note :
• Even if the Hold type is specifed in the PC Link Area, the setting may be ignored in the receive
aera. It is recommended that the receive area be set to the Non-hold type.
The send area and the area used as interal relays are activated according to these settings.
System register
Contents
number
Hold type area starting address for the link
10
relays(L) in P/W PC LINK 0
Hold type area starting address for the link
11
relays(L) in P/W PC LINK 1
Hold type area starting address for the link
12
data registers(LD) in P/W PC LINK 0
Hold type area starting address for the link
13
data registers(LD) in P/W PC LINK 1
Default
Setting range
value
0 to 64 (specified in units of
0
words)
64 to 128 (specified in units of
64
words)
0
0 to 128
128
128 to 256
4-2.P/W PC Link
35
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