RLCAΒΆ
- RLCA
- Rotate Left Circular Accumulator
- Description
- Performs a very fast
RLC A
; the 7th bit ofA
is copied into the carry and into the 0th bit ofA
. - Uses
- Retrieving consecutive bits of a byte in a loop, starting from the left, without affecting the source data (after eight iterations)
- Results
Register/Flag 8-bit A
S
flagNot affected Z
flagNot affected H
flagReset P/V
flagNot affected N
flagReset C
flag7th bit of A
- Allowed Instructions
Instruction Opcode CC (ADL/non-ADL) rlca $07 1F - Notes
- Unlike
RL
, the initial state of the carry flag has no effect on the result of this instruction. - Unlike
RLC A
, this instruction does not meaningfully affect any flags exceptC
.
- Unlike
- See Also
- RLA, RLC, RRCA