804
Data Control Instructions Section 3-18
3-18-9 SCALING 3: SCL3(487)
Purpose Converts signed BCD data into signed binary data according to the specified
linear function. An offset can be input in defining the linear function.
Ladder Symbol
Variations
Applicable Program Areas
Operands The contents of the five words starting with the first parameter word (P1) are
shown in the following diagram.
Note P1 to P1+4 must be in the same area.
SCL3(487)
S
P1
R
S: Source word
P1: First parameter word
R: Result word
Variations Executed Each Cycle for ON Condition SCL3(487)
Executed Once for Upward Differentiation @SCL3(487)
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
∆Y
∆X
P1
P1+1
P1+2
P1+3
P1+4
15 0
15
0
15 0
15
0
15
0
Offset of linear function
8000 to 7FFF (signed binary)
0001 to 9999 (BCD)
8000 to 7FFF (signed binary)
Maximum conversion
8000 to 7FFF (signed binary)
Minimum conversion
8000 to 7FFF (signed binary)
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