RRC Rotate bits right with Carry
Rotate bits left with carry
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
|---|---|---|---|---|---|---|---|---|
| RRCA | ||||||||
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0F |
| RRC r | ||||||||
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | CB |
| 0 | 0 | 0 | 0 | 1 | r | |||
| RRC (HL) | ||||||||
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | CB |
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0E |
| RRC (IX+d) | ||||||||
| 1 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | DD |
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | CB |
| d | ||||||||
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0E |
| RRC (IY+d) | ||||||||
| 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | FD |
| 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | CB |
| d | ||||||||
| 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0E |
| Register | r |
|---|---|
| B | 000 |
| C | 001 |
| D | 010 |
| E | 011 |
| H | 100 |
| L | 101 |
| A | 111 |
Flags Affected
| Flags |
| ||||||||
|---|---|---|---|---|---|---|---|---|---|
| s | set if result negative | ||||||||
| z | set if result is 0 | ||||||||
| h | reset | ||||||||
| p/v | set if parity even, reset if parity odd | ||||||||
| c | data from bit 0 of source register |
Opcode Matrix
| A | B | C | D | E | H | L | (HL) | (IX+d) | (IY+d) | |
|---|---|---|---|---|---|---|---|---|---|---|
| RRC |
RRCA
0F14 |
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| RRC |
RRC A
CB0F28 |
RRC B
CB0828 |
RRC C
CB0928 |
RRC D
CB0A28 |
RRC E
CB0B28 |
RRC H
CB0C28 |
RRC L
CB0D28 |
RRC (HL)
CB0E215 |
RRC (IX+d)
DDCBnn0E423 |
RRC (IY+d)
FDCBnn0E423 |
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Instruction
Opcode hexSize bytesCycle count
| Register | Memory |
Last modified November 16, 2021: Add flags to rot operations (2eee171)