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CHAPTER 6 DETAILED RULES FOR EXECUTION INSTRUCTIONS
6.4 AND (AND Byte Data of Accumulator and Temporary
Accumulator to Accumulator)
Carry out the logical AND on the byte data of AL and TL for every bit and return the
result to AL. The byte data of AH is not changed.
■ AND (AND Byte Data of Accumulator and Temporary Accumulator to Accumulator)
Operation
(AL) ← (AL) ^ (TL) (Byte AND)
Assembler format
AND A
Condition code (CCR)
+: Changed by executing instruction
-: Not changed
R: Set to 0 by executing instruction
N: Set to 1 if the MSB of AL is 1 as the result of operation and set to 0 in other cases.
Z: Set to 1 if the result of operation is 00
H
and set to 0 in other cases.
V: Always set to 0
C: Not changed
Number of execution cycle: 1
Byte count: 1
OP code: 62
NZVC
++R-