DR805X Datasheet, PDF (68/79 Pages) Digital Core Design – 8-bit RISC Microcontroller Instructions set details ver 3.10

DR805x Instructions set details
3.36. RR
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Instruction: 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.
Operation:
(PC) ← (PC) + 1
(An) ← (An + 1) n = 0-6
(A7) ← (A0)
Bytes:
1
Cycles:
1
Encoding:
00000011
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