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Table Data Processing Instructions
Flags
Examples
R1
Note FCS(180) can be processed in the background. Refer to the SYSMAC CS/CJ/
NSJ Series PLC Programming Manual (W394) for details.
Name
Error Flag
When CIO 000000 is ON in the following example, FCS(180) calculates the
FCS value for the 10 bytes of data beginning with the rightmost byte of
D00100 and writes the result to D00200.
C+1: D00301
C: D00300
R1:
D: D00200
R1
C (Table length)
Calculation
FCS value
Label
ER
ON if the content of C is not within the specified range of
0001 through FFFF.
ON if the Communications Port Enabled Flag for the com-
munications port number specified as the Com Port num-
ber for Background Execution is OFF when background
processing is specified.
OFF in all other cases.
Starting byte (Effective only if bit 13 is 1.)
1: Rightmost byte
Units
1: Bytes
Always 0.
Table length
0
1
0
3
0
2
0
5
0
4
0
7
0
6
0
8
0
0
0
0
3
8
3
0
Section 3-17
ASCII conversion
Operation
Always 0.
10 bytes
The FCS value for the
shaded bytes is calculated
and converted to ASCII.
741
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