3
CPU Unit Operation
3-4
CP2E CPU Unit Software User’s Manual(W614)
z
Changing the Operating Mode after Startup
Use one of the following procedures.
•
Select PROGRAM, MONITOR, or RUN from the Startup Mode Menu.
•
Right-click the PLC in the project tree, and then select PROGRAM, MONITOR, or RUN from the
Startup Mode Menu.
The following table lists status and operations for each mode.
* The data is cleared when the IOM Hold Bit is OFF. The outputs of the Output Units will be turned OFF when a
fatal error is occurred, regardless of the status of the IOM Hold Bit, and the status of the output bits in CPU Unit
’
s
I/O memory is retained.
Refer to
for details on the I/O memory.
Operating Modes and Operation
Operating mode
PROGRAM
MONITOR
RUN
Ladder program execution
Stopped
Executed
Executed
I/O refresh
Executed
Executed
Executed
External I/O status
OFF after changing to
PROGRAM mode but
can be turned ON from
the CX-Programmer
afterward.
Controlled by
the ladder pro-
grams.
Controlled by
the ladder pro-
grams.
I/O memory
Non-retained memory
Cleared
Controlled by
the ladder pro-
grams.
Controlled by
the ladder pro-
grams.
Retained memory
Retained
CX-Program-
mer opera-
tions
I/O memory monitoring
Yes
Yes
Yes
Ladder program monitoring
Yes
Yes
Yes
Ladder pro-
gram transfer
From CPU Unit
Yes
Yes
Yes
To CPU Unit
Yes
No
No
Checking programs
Yes
No
No
Setting the PLC Setup
Yes
No
No
Changing ladder programs
Yes
Yes
No
Forced-set/reset operations
Yes
Yes
No
Changing timer/counter PV
Yes
Yes
No
Change I/O memory PV
Yes
Yes
No
The Retaining of I/O Memory When Changing the Operating Mode
Mode changes
Non-retained areas
Retained areas
•
I/O bits
•
Serial PLC Link Words
•
Work bits
•
Timer PV/Completion Flags
•
Index Registers
•
Data Registers
(Auxiliary Area bits/words are retained or
not retained depending on the address.)
•
Holding Area
•
DM Area
•
Counter PV and Completion Flags
(Auxiliary Area bits/words are
retained or not retained depending
on the address.)
RUN or MONITOR to
PROGRAM
Cleared
*
Retained
PROGRAM to RUN or
MONITOR
Cleared
*
Retained
RUN to MONITOR or
MONITOR to RUN
Retained
Retained
Содержание SYSMAC CP Series
Страница 1: ...USER S MANUAL Cat No W614 E1 01 SYSMAC CP Series CP2E E D CP2E S D CP2E N D CP2E CPU Unit Software ...
Страница 3: ......
Страница 32: ...1 Overview 1 4 CP2E CPU Unit Software User s Manual W614 ...
Страница 44: ...3 CPU Unit Operation 3 8 CP2E CPU Unit Software User s Manual W614 ...
Страница 116: ...6 I O Allocation 6 8 CP2E CPU Unit Software User s Manual W614 ...
Страница 144: ...7 PLC Setup 7 28 CP2E CPU Unit Software User s Manual W614 ...
Страница 170: ...10 Interrupts 10 14 CP2E CPU Unit Software User s Manual W614 ...
Страница 200: ...11 High speed Counters 11 30 CP2E CPU Unit Software User s Manual W614 ...
Страница 272: ...12 Pulse Outputs 12 72 CP2E CPU Unit Software User s Manual W614 ...
Страница 278: ...13 PWM Outputs 13 6 CP2E CPU Unit Software User s Manual W614 ...
Страница 460: ...18 Programming Device Operations 18 28 CP2E CPU Unit Software User s Manual W614 ...
Страница 576: ...Revision 2 CP2E CPU Unit Software User s Manual W614 ...
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