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CHAPTER 6 DETAILED RULES FOR EXECUTION INSTRUCTIONS
6.6 ANDW (AND Word Data of Accumulator and Temporary
Accumulator to Accumulator)
Carry out the logical AND on the word data of A and T for every bit and return the
results to A.
■ ANDW (AND Word Data of Accumulator and Temporary Accumulator to Accumulator)
Operation
(A) ← (A) ^ (T) (Word AND)
Assembler format
ANDW 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 A is 1 as the result of operation and set to 0 in other cases.
Z: Set to 1 if the result of operation is 0000
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: 63
NZVC
++R-