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465
Symbol Math Instructions
Section 3-11
Example in Function Block Definition
In the following example, an array variable is used to get the result from the
function block as one word.
3-11-20 DOUBLE UNSIGNED BINARY MULTIPLY: *UL(423)
Purpose
Multiplies 8-digit unsigned hexadecimal data and/or constants.
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
*U
a
b
tmp[0]
MOV
tmp[0]
c
a * b
→
c
Function Block Variables
Multiplicand: a (data type: UINT)
Multiplier: b (data type: UINT)
Result: c (data type: UINT)
Temporary variable: tmp (data type: WORD, 2-element array)
*UL(423)
R
Md
Mr
Md
: 1st multiplicand word
Mr
: 1st multiplier word
R
: 1st result word
Variations
Executed Each Cycle for ON Condition
*UL(423)
Executed Once for Upward Differentiation
@*UL(423)
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Not supported.
Block program
areas
Step program
areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
Area
Md
Mr
R
CIO Area
CIO 0000 to CIO 6142
CIO 0000 to
CIO 6140
Work Area
W000 to W510
W000 to W508
Holding Bit Area
H000 to H510
H000 to H508
Auxiliary Bit Area
A000 to A958
A448 to A956
Timer Area
T0000 to T4094
T0000 to T4092
Counter Area
C0000 to C4094
C0000 to C4092
DM Area
D00000 to D32766
D00000 to
D32764
Summary of Contents for SYSMAC CS Series
Page 2: ......
Page 4: ...iv ...
Page 30: ...xxx ...
Page 186: ...146 List of Instructions by Function Code Section 2 4 ...
Page 1320: ...1280 Model Conversion Instructions Unit Ver 3 0 or Later Section 3 35 ...
Page 1390: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...
Page 1391: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits ...
Page 1392: ...1352 ASCII Code Table Appendix A ...
Page 1404: ...1364 Revision History ...