5.4. Embedded PLC System Memory

5.4. Embedded PLC System Memory

 

Various state information of the embedded DeviceNet master can be checked through the system memory of the embedded PLC. For further details, please refer to the embedded PLC function manual.

 

Table 5‑3 Embedded PLC system memory

No.	Description	Others
SW140	FN Error BitMap1 (Node00~Node15)	1:Error
SW141	FN Error BitMap2 (Node16~Node31)
SW142	FN Error BitMap3 (Node32~Node47)
SW143	FN Error BitMap4 (Node48~Node63)
SW144	FN Master State *1)
SW145	Node No. for FN error information request
SW146	Node State *2) for the above response

*1) Master State

0x8000(b15): 1(Used)

0x0100(b8): 1(Checking status: for 10 seconds after the Initialization & Rescan, after 2 seconds of exit from Node Set-up screen)

0x001F(b0~b4):

Master: b4: 1(RUN), 0(IDLE(PLC=STOP)

       b0~b3: 0(RUNNING), 1(ResetOutOfBox), 2(InitOutOfBox), 3(ResetNormal),

4(InitNormal), 5(DupMacCheck), 6(NRFault)

*2) Node State

0x8000(b15): 1(Used Node)

0x4000(b14): 1(Unguaranteed Maker)

0x3000(b12~b13): NodeStatus(1:Standby,2:ConnectionFault,3:ConfigFault)

0x0800(b11): 1(Not IoMode)

0x03FF(b0~b9):

Slave: (Bit-field)

0x000(Online), 0x001(Offline), 0x002(IO Close), 0x004(InSizeErr),

0x008(OutSizeErr), 0x010(VenderMismatch), 0x020(TypeMismatch),0x040(CodeMismatch),

0x080(CcvMismatch), 0x100(IoTooBig), 0x200(NoConnection)