L9E_DIVFP: Floating Point Division
(Original Document)
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Naming
Name in LL984 Editor
Function Block Name
name of legacy 984 instruction
name in other tools and editors like:
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Function Description
The L9E_DIVFP DFB divides a floating point operand 1 by a floating point operand 2 and stores the result in an array.
Representation
Parameters
Input Pin
Name
Data Type
Address Range
Meaning
Top
ENABLE
BOOL
–
ON = initiates floating point 1 / floating point 2 operation
Node
Node Type
Name
Data Type
Address Range
Meaning
Top
IN
VALUE1
ARRAY[1...2] OF UINT
%MW
floating point value
VALUE1 stores the floating point value 1 to be divided by floating point value 2.
Middle
IN/OUT
RESULT
ARRAY[1...4] OF UINT
%MW
floating point value 2 and quotient
The floating point value 2 that divides the floating point value 1 is posted in word 1 and 2.
The quotient is posted in word 3 and 4. The quotient is posted in floating point format.
Output Pin
Name
Data Type
Address Range
Meaning
Top
OUT
BOOL
–
ON = operation successful