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CPU Unit Operation
CP2E CPU Unit Software User’s Manual(W614)
3-2 Bac
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Memo
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For CP2E CPU Units, the held areas in I/O memory (Holding Area, Counter PVs, Counter Completion
Flags and DM Area) are automatically retained in the built-in non-volatile RAM with no battery installed.
Use the following way to clear these areas when the power supply is turned ON.
z
Clearing All Held Areas to Zero at Startup
Select the Clear retained memory area (HR/DM/CNT) Check Box in the PLC Settings.
Note
If the Restore D0- from backup memory Check Box is selected, only the specified words in the DM Area will
be restored from the built-in Flash Memory when the power supply is turned ON.
3-2-4
Initializing I/O Memory at Startup
Summary of Contents for SYSMAC CP Series
Page 3: ......
Page 32: ...1 Overview 1 4 CP2E CPU Unit Software User s Manual W614 ...
Page 44: ...3 CPU Unit Operation 3 8 CP2E CPU Unit Software User s Manual W614 ...
Page 116: ...6 I O Allocation 6 8 CP2E CPU Unit Software User s Manual W614 ...
Page 144: ...7 PLC Setup 7 28 CP2E CPU Unit Software User s Manual W614 ...
Page 170: ...10 Interrupts 10 14 CP2E CPU Unit Software User s Manual W614 ...
Page 200: ...11 High speed Counters 11 30 CP2E CPU Unit Software User s Manual W614 ...
Page 272: ...12 Pulse Outputs 12 72 CP2E CPU Unit Software User s Manual W614 ...
Page 278: ...13 PWM Outputs 13 6 CP2E CPU Unit Software User s Manual W614 ...
Page 460: ...18 Programming Device Operations 18 28 CP2E CPU Unit Software User s Manual W614 ...
Page 576: ...Revision 2 CP2E CPU Unit Software User s Manual W614 ...
Page 577: ......