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4-39GFK-0804B Chapter 4 The Micro PLC Instruction Set
Word AND
The AND function compares each bit in the first specified register against each
corresponding bit in the second specified register. If both bits are 1, it places a 1 in the
corresponding bit of the third register. If either or both of the corresponding bits is 0, the
AND function places a 0 in the corresponding location in the third register.
Example:
0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 0
R1
(170)
0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
R2
(15)
0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0
R3
(10)
AND
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Programming Software Instructions
1. Select Logic (F7)
2. Select AND (F1) from the Logic function keys.
3. Enter the register location of the first number to be ANDed. Press the Enter key.
4. Enter the register location of the second number to be ANDed. Press the Enter key.
5. Enter a register for the result AND to be placed in. Press the Enter key.
Example and HHP Instructions
Ladder Diagram Hand-held Programmer
START
LOGIC
OUT
F1
F2
R1
R2
R3
[ R1 N R2! R3]
D
A
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