gc80c510 CORERIVER Semiconductor, gc80c510 Datasheet - Page 173

• Manufacturer Part Number: gc80c510
• Description: Eprom/rom 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

MiDAS1.1 Family
RR
A
Rotate Accumulator Right
Function:
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.
The Accumulator holds the value 0C5h (11000101b). The instruction,
Example:
RR A
leaves the Accumulator holding the value 0E2h (11100010b) with the carry
unaffected.
1
Bytes:
1
Cycles:
Encoding:
0
0
0
0
0 0 1 1
RR
Operation:
←
(A
)
(A
+ 1) n = 0 ~ 6
n
n
←
(A7)
(A0)
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