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5 Serial Gateway
5-18
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
z
ST
System-defined variable
User-defined variables (To be defined before or when creating a program)
* When HR, DM, or EM is specified as an allocated address (AT) for user-defined variables, set the Retention
Specification to Retained. When CIO/WR is specified, set it to No-retained.
Name
Data type
Factory
setting
Comments
Details
_Port_isAvailable
BOOL
---
Network Communi-
cations Instruction
Enabled Flag
This flag becomes TRUE when
there are internal logic ports
available. This flag becomes
FALSE when there is no inter-
nal logic port available.
Name
Data type
Factory setting
Allocated
address
(AT)
Details
Trigger
BOOL
---
---
Execution conditions
LastTrigger
BOOL
---
---
Trigger value of previ-
ous task period
State
INT
0
---
State transition
End_ExecPMCR
BOOL
False
---
End of protocol macro
execution
FTrig_PmrExecSta
BOOL
---
---
Protocol Macro Execut-
ing Flag changing to
FALSE
InPort
_sPORT
(UnitNo:=_CBU_No00,
PhysicPortNo:=0)
---
Port setting
SendData
ARRAY[0..4] OF
WORD
[5(16#0)]
---
Send data
RecvData
ARRAY[0..3] OF
WORD
[4(16#0)]
%D200 (*)
Receive data
ExecPMCR_instance
ExecPMCR
---
---
---
F_TRIG_instance
F_TRIG
---
---
---
Содержание CJ1W-SCU22
Страница 192: ...4 Using Protocol Macros 4 56 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 250: ...6 No protocol Mode 6 22 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 460: ...A Standard System Protocol R 126 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 473: ...Index 1 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494 I Index...