Delta Electronics DUP-B Series User Manual page 343

Chapter 3 Creating and Editing Screens
$7 = $3 | $5 (DW) Store the result of $7. $3 = F000F000H, $5 = 0F000F00H, then $7
= FF00FF00H.

&& (Logical AND operation)
Equation
Var1 = Var2 && Var3
Explanation
Perform the logical AND operation on Var2 and Var3, and save the result of this
calculation in Var1.
Remark
The calculation result can be stored as WORD and DWORD.

Var1 can be internal memory only. Var2 and Var3 can be internal memory or

constant.
Example
Perform the logical AND operation on $0 and $1, and save the result in $2 (this is an
operation of unsigned 16-bit data)
$2 = $0 && $1 Store the result of $2. $0 = F000H, $1 = 0F00H, then $2 = 0000H.
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Revision May, 2010