CJ2 CPU Unit Software User's Manual - CIP ETI

6 I/O Memory Areas I/O Memory Hold Status According to I/O Memory AreaThe following table gives the hold status for each I/O memory area.AreaCPU Unit operatingmodechangesCIO AreaI/O Area Possible to hold *2(Core I/O Area)Data Link Area (Depends on settings.)Synchronous DataRefresh Area *1CPU Bus UnitAreaSpecial I/O UnitAreaSerial PLC LinkArea *4DeviceNet AreaInternal I/O AreaWork Area (W) Possible to hold *2(Depends on settings.)HeldFatal errorsFALS(007) executedOther fatal errorsHeld Possible to hold *2(Depends on settings.)Held Possible to hold *2(Depends on settings.)Holding Area (H)Auxiliary Area (A)Held or cleared depending on the address.Data Memory Area (D)HeldExtended Data Memory Area (E) HeldTimer Completion Flags (T) Possible to hold *2(Depends on settings.)Timer PVs (T) Possible to hold *2(Depends on settings.)HeldHeldHeld Possible to hold *2(Depends on settings.)Held Possible to hold *2(Depends on settings.)Power supplyturned ONPossible to hold *3(Depends on settings.)Possible to hold *3(Depends on settings.)Possible to hold *3(Depends on settings.)Possible to hold *3(Depends on settings.)Counter Completion Flags (C)Counter PVs (C)Task Flag Area (TK) Cleared Held Cleared ClearedIndex Registers (IR) Cleared Held Cleared ClearedData Registers (DR) Cleared Held Cleared Cleared66-1 I/O Memory Areas6-1-3 Holding I/O Memory Values*1 This area is supported only by CJ2H CPU Units.*2 Turn ON the IOM Hold Bit (A500.12) in the Auxiliary Area to hold these areas.*3 Turn ON the IOM Hold Bit in the Auxiliary Area (A500.12) and select the IOM Hold Bit Check Box in the Startup Hold Areaon the Startup Tab Page in the PLC Setup.CJ2 CPU Unit Software User’s Manual6-7