Mnemonic |
Symbolic Operation |
S |
Z | F5 | H | F3 | P/V | N | C | Opcode 76-543-210 |
Hex |
Bytes |
M's |
T's |
Comments |
ADD HL, ss | HL := HL + ss | . | . | ~2 | ~2 | ~2 | . | 0 | ~1 | 00-ss1-001 | 1 | 3 | 11 | ||
ADC HL, ss | HL := HL + ss + CY | ~1 | ~1 | ~2 | ~2 | ~2 | V1 | 0 | ~1 | 11-101-101 01-ss1-010 |
ED | 2 | 4 | 15 | |
SBC HL, ss | HL := HL - ss - CY | ~1 | ~1 | ~2 | ~2 | ~2 | V1 | 1 | ~1 | 11-101-101 01-ss0-010 |
ED | 2 | 4 | 15 | |
ADD IX, pp | IX := IX + pp | . | . | ~2 | ~2 | ~2 | . | 0 | ~1 | 11-011-101 00-pp1-001 |
DD | 2 | 4 | 15 | |
ADD IY, rr | IY := IY + rr | . | . | ~2 | ~2 | ~2 | . | 0 | ~1 | 11-111-101 00-rr1-001 |
FD | 2 | 4 | 15 | |
INC ss | ss := ss + 1 | . | . | . | . | . | . | . | . | 00-ss0-011 | 1 | 1 | 6 | ||
INC IX | IX := IX + 1 | . | . | . | . | . | . | . | . | 11-011-101 00-100-011 |
DD 23 |
2 | 2 | 10 | |
INC IY | IY := IY + 1 | . | . | . | . | . | . | . | . | 11-111-101 00-100-011 |
FD 23 |
2 | 2 | 10 | |
DEC ss | ss := ss - 1 | . | . | . | . | . | . | . | . | 00-ss1-011 | 1 | 1 | 6 | ||
DEC IX | IX := IX - 1 | . | . | . | . | . | . | . | . | 11-011-101 00-101-011 |
DD 2B |
2 | 2 | 10 | |
DEC IY | IY := IY - 1 | . | . | . | . | . | . | . | . | 11-111-101 00-101-011 |
FD 2B |
2 | 2 | 10 |