L9E_CNVRD: Floating Point Conversion of Radians to Degrees
(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_CNVRD DFB converts a floating point value of an angle in radians to a floating point value in degrees.
Representation
Parameters
Input Pin
Name
Data Type
Address Range
Meaning
Top
ENABLE
BOOL
–
ON = initiates conversion of value 1 to value 2
Node
Node Type
Name
Data Type
Address Range
Meaning
Top
IN
VALUE1
ARRAY[1...2] OF UINT
%MW
floating point value of the angle in radians
VALUE1 stores the floating point value of an angle in radians to be converted.
Middle
IN/OUT
RESULT
ARRAY[1...4] OF UINT
%MW
floating point value of the angle in degrees
The floating point value of the angle in degrees is posted in word 3 and 4.
Word 1 and 2 are not used but allocation is required.
Note: To preserve space, you can make the %MW reference numbers assigned to word 1 and 2 equal to VALUE1, since word 1 and 2 are not used.
Output Pin
Name
Data Type
Address Range
Meaning
Top
OUT
BOOL
–
ON = operation successful
(Event is flagged in the L9E_ERLOG DFB).