Omron NX102-10 Series, User Manual

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a) A member of SrcNetAdr is outside of its range.
b) Broadcasting (SrcNetAdr.NodeNo.=255) is set.
c) Any of
SrcArea , SrcCh , and RcvSize is outside of its range.
d) The value of RcvSize exceeds the size of DstDat[] .
e) The data type that is not supported is specified for DstDat[] .
f) A member of Option is outside of its range.
g) Option.isNonResp is TRUE and this instruction is executed.
h) The value of _Port_isAvailable is FALSE.
i) Communications fail.
Sample Programming
A 2CH data write command is sent to DM100 of network No. 0, node No. 2, and Unit No. 0. Then, the
2CH data read command is sent from DM100.
Send “12345678”
Ethernet cable
Receive “12345678”
Node address 1
Node address 2
ST
Inter-
nal
varia-
ble
Name Data type Initial value Comment
Trigger BOOL FALSE Execution condition
DoFinsTrigger BOOL FALSE Processing
SendExecute BOOL FALSE Send instruction execution flag
RcvExecute BOOL FALSE Rcv instruction execution flag
State SINT 0 Sample programming status
InDNetAdr _sDNET_ADR NetNo:=0, NodeNo:=0,
UnitNo:=16#0 Network address at send desti-
nation
InOption _sRESPONSE isNonResp:=FALSE,
TimeOut:=0, Retry:=0 Response
SrcDat ARRAY [0..1] OF
WORD [2(16#0)] Send data
DstDat ARRAY [0..1] OF
WORD [2(16#0)] Receive data
SendInstance Send Send instance
RcvInstance Rcv Rcv instance
3 Client Function
3 - 11
NX-series CPU Unit FINS Function User's Manual (W596)
FINS Communications Instructions
3
Rcv