GE PACSystems RX7i, Cpu Programmer'S Reference Manual

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Chapter 5. Function Block Diagram (FBD)
GFK-2950C February 2018 257
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
Add
below.
Division. 5 Divides one number by another and outputs the quotient.
Note: Take care to avoid overflow conditions when performing divisions.
For details, refer to
Divide
below.
Modulo Division. Divides one number by another and outputs the remainder.
For details, refer to
Modulus
below.
Multiplication. 5 Multiplies two or up to eight numbers.
Note: Take care to avoid overflow conditions when performing multiplications.
For details, refer to
Multiply
below.
Negate. Multiplies a number by – 1 and places the result in an output location.
For details, refer to
Negate
below.
5 To avoid Overflow s when multiplying or dividing 16-bit numbers, use the Type Conversion Functions to convert the
numbers to a 32-bit data type.