Delta Electronics DELTA DUP-B Manual De Usuario
Chapter 3 Creating and Editing Screens
3.14.3 Macro
Operation
3.14.3.1 Arithmetic Operation
There are two Arithmetic Operations, which include Integer Operation and
Float Operation.
Each operand can be the internal memory or constant. The operands that store output
results must be the internal memory. For details, refer to this table and examples
below.
+ (Addition)
Equation
Var1 = Var2 + Var3
Explanation
Perform the addition on Var2 and Var3, and store the addition result in Var1.
Remark
Var1 = Var2 + Var3
Explanation
Perform the addition on Var2 and Var3, and store the addition result in Var1.
Remark
The calculation result can be stored as signed or unsigned WORD and DWORD.
When the data exceeds the length of designated unit, the data out of range will
be discarded.
When the data exceeds the length of designated unit, the data out of range will
be discarded.
Var1 can be internal memory only. Var2 and Var3 can be internal memory or
constant.
constant.
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Revision May, 2010