eZ80 CPU - writeframeofmind.biz

eZ80 CPU
User Manual
123
RRA
Rotate Left Accumulator
Operation
Description
CY 7 0
The contents of the Accumulator are rotated right one bit position. The contents
of Bit 0 are copied into the Carry Flag and the previous contents of the Carry
Flag are copied into Bit 7.
Condition Bits Affected
A
S
Z
H
P/V
N
C
Not affected.
Not affected.
Reset.
Not affected.
Reset.
Data from Bit 0 of the Accumulator.
Mnemonic Operands ADL Mode Cycles Op Codes
RRA — X 1 1F
UM007701-1100