Cipucmmread - Omron NJ501-1500 Reference Manual

2 Instruction Descriptions

CIPUCMMRead

The CIPUCMMRead instruction uses a UCMM explicit message to read the value of a variable in
another Controller on the specified CIP network.
Instruction Name
CIPUCMM Read Variable
Read UCMM Explicit
Variables
Name Meaning
RoutePath Route path
TimeOut Timeout time
SrcDat Source vari-
able name
Size Number of
elements to
read
DstDat Read data
RcvSize Read data
size
Bit strings
RoutePath
TimeOut
SrcDat
Size
OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK
DstDat
An enumeration, array, structure, structure member, or union member can also be specified.*
RcvSize
* You cannot specify a STRING array.
2-706
FB/
Graphic expression
FUN
FB
CIPUCMMRead_instance
CIPUCMMRead
Execute
RoutePath
TimeOut
SrcDat
Size
DstDat
I/O Description
Route path
Timeout time
Name of variable to read in
Input
other Controller
Number of elements to read
In-out Read data value
Output Read data size
Integers
OK
OK
OK
OK
CIPUCMMRead_instance(Execute,
RoutePath, TimeOut, SrcDat, Size,
DstDat, Done, Busy, Error, ErrorID,
Done
ErrorIDEx, RcvSize);
Busy
Error
ErrorID
ErrorIDEx
RcvSize
Valid range
Depends on data
type.
1 to 65535
Depends on data
type.
0 to 496
Depends on data
type.
0 to 496
NJ-series Instructions Reference Manual (W502)
ST expression
Unit Default
−
--- ---
0.1 s 20 (2 s)
''
--- 1
--- ---
Bytes
---
Times, durations,
dates, and text strings
OK
OK