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RR
A
Function:
Rotate accumulator right
Description:
The eight bits in the accumulator are rotated one bit to the right. Bit 0 is rotated into
the bit 7 position. No flags are affected.
Example:
The accumulator holds the value 0C5 H (11000101B). The instruction
RR
leaves the accumulator holding the value 0E2 H (11100010B) with the carry
unaffected.
Operation:
RR
(An) ← (An + 1) n = 0-6
(A7) ← (A0)
Encoding:
0 0 0 0
Bytes:
1
Cycles:
1
Semiconductor Group
A
0 0 1 1
*
196
Instruction Set
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