656
Table Data Processing Instructions
Section 3-17
Examples
When CIO 000000 is ON in the following example, SUM(184) adds 10 bytes
of unsigned binary data beginning with the rightmost byte of D00100 and
writes the result to D00201 and D00200.
3-17-13 FRAME CHECKSUM: FCS(180)
Purpose
Calculates the FCS value for the specified range and outputs the result in
ASCII.
Ladder Symbol
Variations
C: D00300
C+1: D00301
R1:
D: D00200
D+1: D00201
Number of words/bytes
Data type
0: Unsigned binary data
Data type
0: Binary
Units
1: Bytes
Starting byte
1: Rightmost byte
10 bytes
Always 0.
The shaded bytes are added.
Table length
C 3
9 F
2 7
2 A
D C
2 A
2 A
2 0
2 0
5 5
0 3
0 0
7 8
0 0
R1
C: First control word
R1: First word in range
D: First destination word
FCS(180)
C
R1
D
Variations
Executed Each Cycle for ON Condition
FCS(180)
Executed Once for Upward Differentiation
@FCS(180)
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Not supported.
Summary of Contents for CJ1G-CPUxx
Page 3: ...iv N o t i c e ...
Page 5: ...vi ...
Page 21: ...xxii Conformance to EC Directives 6 ...
Page 35: ......
Page 1131: ...1110 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...