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5.9 Math Functions
Your program may need to include logic to convert data to a different type before using a Math or
Numerical function. The description of each function includes information about appropriate data
types. The Type Conversion Functions section explains how to convert one data type into a different
data type.
Function
Description
Addition. Adds two or up to eight numbers.
For details, refer to
Division.
Note:
For details, refer to
Modulo Division. Divides one number by another and outputs the remainder.
For details, refer to
Multiplication.
Note:
For details, refer to
Negate. Multiplies a number by –1 and places the result in an output location.
For details, refer to
5
To avoid Overflows when multiplying or dividing 16-bit numbers, use the Type Conversion Functions to convert the
numbers to a 32-bit data type.
GFK-2950C
Add
below.
Divides one number by another and outputs the quotient.
5
Take care to avoid overflow conditions when performing divisions.
Divide
below.
Modulus
below.
5
Multiplies two or up to eight numbers.
Take care to avoid overflow conditions when performing multiplications.
Multiply
below.
Negate
below.
February 2018
Chapter 5. Function Block Diagram (FBD)
257
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