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10 CPU Unit Functions
CJ2 CPU Unit Software User’s Manual
10-8 Synchronous Unit
Operation
10
10-8-4 Synchronous Data Refresh
Synchronous Unit Stop Command Bit
Bit 15 in CIO 1200 in the Synchronous Data Refresh Area is the Synchronous Unit Stop Command
Bit. If this bit is turned ON, a command will be sent to stop the operation currently being preformed
by all Synchronous Units.
Synchronous Group Stop Command Bit
Bits 00 to 14 in CIO 1200 in the Synchronous Data Refresh Area are the Synchronous Group Stop
Command Bits. If one of these bits is turned ON, a command will be sent to stop the operation cur-
rently being preformed by all Synchronous Units for which the same bit is ON in the Synchronous
Group Stop Selection parameter setting the Synchronous Unit.
The Synchronous Group Stop Selection parameter settings in the axis parameters of a Position
Control Unit are given in the following table.
Name Bit Function Settings Default
Synchronous
Group Stop
Selection
00 These bits specify the operation of the Synchronous Unit for
each bit in CIO 1200 in the Synchronous Data Refresh Area.
OFF: Ignore bit 00.
ON: Stop if bit 00 turns ON.
OFF, ON OFF
01 OFF: Ignore bit 01.
ON: Stop if bit 01 turns ON.
OFF, ON OFF
02 OFF: Ignore bit 02.
ON: Stop if bit 02 turns ON.
OFF, ON OFF
::
14 OFF: Ignore bit 14.
ON: Stop if bit 14 turns ON.
OFF, ON OFF
15 --- --- ---
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