F, -F, *F, /F - Omron SYSMAC CP Series Instruction & Reference Manual

+F, –F, *F, /F
Instruction
FLOATING-POINT ADD
FLOATING-POINT SUBTRACT
FLOATING-POINT MULTIPLY
FLOATING-POINT DIVIDE
Symbol
Applicable Program Areas
Area Step program areas
Usage OK
Operands
Operand
Au First augend word
+F
AD First addend word
Mi First Minuend word
-F
Su First Subtrahend word
Md First Multiplicand word
*F
Mr First Multiplier word
Dd First Dividend word
/F
Dr First Divisor word
R First result word
Operand Specifications
Area
CIO WR
Au, AD, Mi, Su,
Md, Mr, Dd, Dr
OK OK
R
CP1E CPU Unit Instructions Reference Manual(W483)
Mnemonic Variations
+F @+F
–F @–F
*F @*F
/F @/F
+F
+F(454)
Au: First augend word
Au
AD: First addend word
AD
R R: First result word
*F
*F(456)
Md: First Multiplicand word
Md
Mr Mr: First Multiplier word
R R: First result word
Description
Word addresses
HR AR T C DM
OK OK OK OK OK
Function
code
Adds two 32-bit floating-point numbers and places
454
the result in the specified result words.
Subtracts one 32-bit floating-point number from
455 another and places the result in the specified
result words.
Multiplies two 32-bit floating-point numbers and
456
places the result in the specified result words.
Divides one 32-bit floating-point number by
457 another and places the result in the specified
result words.
–F(455)
/F(457)
Subroutines
OK
Indirect DM addresses
Constants
@DM *DM
OK
OK OK
---
2 Instructions
Function
–F
Mi: First Minuend word
Mi
Su: First Subtrahend word
Su
R R: First result word
/F
Dd: First Dividend word
Dd
Dr Dr: First Divisor word
R R: First result word
Interrupt tasks
OK
Data type Size
REAL 2
REAL 2
REAL 2
REAL 2
REAL 2
CF Pulse bits TR bits
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2