The Z80 Instruction Set
RES RET RETI RETN RL RLA RLC RLCA RLD RR RRA RRC RRCA RRD RST
| Instruction |
Opcode |
B |
Ts |
S |
Z |
P |
C |
|
| RES 0,(HL) |
CB 86 |
2 |
15 |
- |
- |
- |
- |
| RES 0,(IX+d) |
DD CB d 86 |
4 |
23 |
- |
- |
- |
- |
| RES 0,(IY+d) |
FD CB d 86 |
4 |
23 |
- |
- |
- |
- |
| RES 0,A |
CB 87 |
2 |
8 |
- |
- |
- |
- |
| RES 0,B |
CB 80 |
2 |
8 |
- |
- |
- |
- |
| RES 0,C |
CB 81 |
2 |
8 |
- |
- |
- |
- |
| RES 0,D |
CB 82 |
2 |
8 |
- |
- |
- |
- |
| RES 0,E |
CB 83 |
2 |
8 |
- |
- |
- |
- |
| RES 0,H |
CB 81 |
2 |
8 |
- |
- |
- |
- |
| RES 0,L |
CB 85 |
2 |
8 |
- |
- |
- |
- |
| RES 1,(HL) |
CB 8E |
2 |
15 |
- |
- |
- |
- |
| RES 1,(IX+d) |
DD CB d 8E |
4 |
23 |
- |
- |
- |
- |
| RES 1,(IY+d) |
FD CB d 8E |
4 |
23 |
- |
- |
- |
- |
| RES 1,A |
CB 8F |
2 |
8 |
- |
- |
- |
- |
| RES 1,B |
CB 88 |
2 |
8 |
- |
- |
- |
- |
| RES 1,C |
CB 89 |
2 |
8 |
- |
- |
- |
- |
| RES 1,D |
CB 8A |
2 |
8 |
- |
- |
- |
- |
| RES 1,E |
CB 8B |
2 |
8 |
- |
- |
- |
- |
| RES 1,H |
CB 8C |
2 |
8 |
- |
- |
- |
- |
| RES 1,L |
CB 8D |
2 |
8 |
- |
- |
- |
- |
| RES 2,(HL) |
CB 96 |
2 |
15 |
- |
- |
- |
- |
| RES 2,(IX+d) |
DD CB d 96 |
4 |
23 |
- |
- |
- |
- |
| RES 2,(IY+d) |
FD CB d 96 |
4 |
23 |
- |
- |
- |
- |
| RES 2,A |
CB 97 |
2 |
8 |
- |
- |
- |
- |
| RES 2,B |
CB 90 |
2 |
8 |
- |
- |
- |
- |
| RES 2,C |
CB 91 |
2 |
8 |
- |
- |
- |
- |
| RES 2,D |
CB 92 |
2 |
8 |
- |
- |
- |
- |
| RES 2,E |
CB 93 |
2 |
8 |
- |
- |
- |
- |
| RES 2,H |
CB 94 |
2 |
8 |
- |
- |
- |
- |
| RES 2,L |
CB 95 |
2 |
8 |
- |
- |
- |
- |
| RES 3,(HL) |
CB 9E |
2 |
15 |
- |
- |
- |
- |
| RES 3,(IX+d) |
DD CB d 9E |
4 |
23 |
- |
- |
- |
- |
| RES 3,(IY+d) |
FD CB d 9E |
4 |
23 |
- |
- |
- |
- |
| RES 3,A |
CB 9F |
2 |
8 |
- |
- |
- |
- |
| RES 3,B |
CB 98 |
2 |
8 |
- |
- |
- |
- |
| RES 3,C |
CB 99 |
2 |
8 |
- |
- |
- |
- |
| RES 3,D |
CB 9A |
2 |
8 |
- |
- |
- |
- |
| RES 3,E |
CB 9B |
2 |
8 |
- |
- |
- |
- |
| RES 3,H |
CB 9C |
2 |
8 |
- |
- |
- |
- |
| RES 3,L |
CB 9D |
2 |
8 |
- |
- |
- |
- |
| RES 4,(HL) |
CB A6 |
2 |
15 |
- |
- |
- |
- |
| RES 4,(IX+d) |
DD CB d A6 |
4 |
23 |
- |
- |
- |
- |
| RES 4,(IY+d) |
FD CB d A6 |
4 |
23 |
- |
- |
- |
- |
| RES 4,A |
CB A7 |
2 |
8 |
- |
- |
- |
- |
| RES 4,B |
CB A0 |
2 |
8 |
- |
- |
- |
- |
| RES 4,C |
CB A1 |
2 |
8 |
- |
- |
- |
- |
| RES 4,D |
CB A2 |
2 |
8 |
- |
- |
- |
- |
| RES 4,E |
CB A3 |
2 |
8 |
- |
- |
- |
- |
| RES 4,H |
CB A4 |
2 |
8 |
- |
- |
- |
- |
| RES 4,L |
CB A5 |
2 |
8 |
- |
- |
- |
- |
| RES 5,(HL) |
CB AE |
2 |
15 |
- |
- |
- |
- |
| RES 5,(IX+d) |
DD CB d AE |
4 |
23 |
- |
- |
- |
- |
| RES 5,(IY+d) |
FD CB d AE |
4 |
23 |
- |
- |
- |
- |
| RES 5,A |
CB AF |
2 |
8 |
- |
- |
- |
- |
| RES 5,B |
CB A8 |
2 |
8 |
- |
- |
- |
- |
| RES 5,C |
CB A9 |
2 |
8 |
- |
- |
- |
- |
| RES 5,D |
CB AA |
2 |
8 |
- |
- |
- |
- |
| RES 5,E |
CB AB |
2 |
8 |
- |
- |
- |
- |
| RES 5,H |
CB AC |
2 |
8 |
- |
- |
- |
- |
| RES 5,L |
CB AD |
2 |
8 |
- |
- |
- |
- |
| RES 6,(HL) |
CB B6 |
2 |
15 |
- |
- |
- |
- |
| RES 6,(IX+d) |
DD CB d B6 |
4 |
23 |
- |
- |
- |
- |
| RES 6,(IY+d) |
FD CB d B6 |
4 |
23 |
- |
- |
- |
- |
| RES 6,A |
CB B7 |
2 |
8 |
- |
- |
- |
- |
| RES 6,B |
CB B0 |
2 |
8 |
- |
- |
- |
- |
| RES 6,C |
CB B1 |
2 |
8 |
- |
- |
- |
- |
| RES 6,D |
CB B2 |
2 |
8 |
- |
- |
- |
- |
| RES 6,E |
CB B3 |
2 |
8 |
- |
- |
- |
- |
| RES 6,H |
CB B4 |
2 |
8 |
- |
- |
- |
- |
| RES 6,L |
CB B5 |
2 |
8 |
- |
- |
- |
- |
| RES 7,(HL) |
CB BE |
2 |
15 |
- |
- |
- |
- |
| RES 7,(IX+d) |
DD CB d BE |
4 |
23 |
- |
- |
- |
- |
| RES 7,(IY+d) |
FD CB d BE |
4 |
23 |
- |
- |
- |
- |
| RES 7,A |
CB BF |
2 |
8 |
- |
- |
- |
- |
| RES 7,B |
CB B8 |
2 |
8 |
- |
- |
- |
- |
| RES 7,C |
CB B9 |
2 |
8 |
- |
- |
- |
- |
| RES 7,D |
CB BA |
2 |
8 |
- |
- |
- |
- |
| RES 7,E |
CB BB |
2 |
8 |
- |
- |
- |
- |
| RES 7,H |
CB BC |
2 |
8 |
- |
- |
- |
- |
| RES 7,L |
CB BD |
2 |
8 |
- |
- |
- |
- |
|
| RET |
C9 |
1 |
10 |
- |
- |
- |
- |
| RET C |
D8 |
1 |
t11f8 |
- |
- |
- |
- |
| RET M |
F8 |
1 |
t11f8 |
- |
- |
- |
- |
| RET NC |
D0 |
1 |
t11f8 |
- |
- |
- |
- |
| RET NZ |
C0 |
1 |
t11f8 |
- |
- |
- |
- |
| RET P |
F0 |
1 |
t11f8 |
- |
- |
- |
- |
| RET PE |
E8 |
1 |
t11f8 |
- |
- |
- |
- |
| RET PO |
E0 |
1 |
t11f8 |
- |
- |
- |
- |
| RET Z |
C8 |
1 |
t11f8 |
- |
- |
- |
- |
|
| RETI |
ED 4D |
2 |
14 |
- |
- |
- |
- |
|
| RETN |
ED 45 |
2 |
14 |
- |
- |
- |
- |
|
| RL (HL) |
CB 16 |
2 |
15 |
7 |
z |
p |
r7 |
| RL (IX+d) |
DD CB d 16 |
4 |
23 |
7 |
z |
p |
r7 |
| RL (IY+d) |
FD CB d 16 |
4 |
23 |
7 |
z |
p |
r7 |
| RL A |
CB 17 |
2 |
8 |
7 |
z |
p |
r7 |
| RL B |
CB 10 |
2 |
8 |
7 |
z |
p |
r7 |
| RL C |
CB 11 |
2 |
8 |
7 |
z |
p |
r7 |
| RL D |
CB 12 |
2 |
8 |
7 |
z |
p |
r7 |
| RL E |
CB 13 |
2 |
8 |
7 |
z |
p |
r7 |
| RL H |
CB 14 |
2 |
8 |
7 |
z |
p |
r7 |
| RL L |
CB 15 |
2 |
8 |
7 |
z |
p |
r7 |
|
| RLA |
17 |
1 |
4 |
- |
- |
- |
r7 |
|
| RLC (HL) |
CB 06 |
2 |
15 |
7 |
z |
p |
r7 |
| RLC (IX+d) |
DD CB d 06 |
4 |
23 |
7 |
z |
p |
r7 |
| RLC (IY+d) |
FD CB d 06 |
4 |
23 |
7 |
z |
p |
r7 |
| RLC A |
CB 07 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC B |
CB 00 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC C |
CB 01 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC D |
CB 02 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC E |
CB 03 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC H |
CB 04 |
2 |
8 |
7 |
z |
p |
r7 |
| RLC L |
CB 05 |
2 |
8 |
7 |
z |
p |
r7 |
|
| RLCA |
07 |
1 |
4 |
- |
- |
- |
r7 |
|
| RLD |
ED 6F |
2 |
18 |
7 |
z |
p |
- |
|
| RR (HL) |
CB 1E |
2 |
15 |
7 |
z |
p |
r0 |
| RR (IX+d) |
DD CB d 1E |
4 |
23 |
7 |
z |
p |
r0 |
| RR (IY+d) |
FD CB d 1E |
4 |
23 |
7 |
z |
p |
r0 |
| RR A |
CB 1F |
2 |
8 |
7 |
z |
p |
r0 |
| RR B |
CB 18 |
2 |
8 |
7 |
z |
p |
r0 |
| RR C |
CB 19 |
2 |
8 |
7 |
z |
p |
r0 |
| RR D |
CB 1A |
2 |
8 |
7 |
z |
p |
r0 |
| RR E |
CB 1B |
2 |
8 |
7 |
z |
p |
r0 |
| RR H |
CB 1C |
2 |
8 |
7 |
z |
p |
r0 |
| RR L |
CB 1D |
2 |
8 |
7 |
z |
p |
r0 |
|
| RRA |
1F |
1 |
4 |
- |
- |
- |
r0 |
|
| RRC (HL) |
CB 0E |
2 |
15 |
7 |
z |
p |
r0 |
| RRC (IX+d) |
DD CB d 0E |
4 |
23 |
7 |
z |
p |
r0 |
| RRC (IY+d) |
FD CB d 0E |
4 |
23 |
7 |
z |
p |
r0 |
| RRC A |
CB 0F |
2 |
8 |
7 |
z |
p |
r0 |
| RRC B |
CB 08 |
2 |
8 |
7 |
z |
p |
r0 |
| RRC C |
CB 09 |
2 |
8 |
7 |
z |
p |
r0 |
| RRC D |
CB 0A |
2 |
8 |
7 |
z |
p |
r0 |
| RRC E |
CB 0B |
2 |
8 |
7 |
z |
p |
r0 |
| RRC H |
CB 0C |
2 |
8 |
7 |
z |
p |
r0 |
| RRC L |
CB 0D |
2 |
8 |
7 |
z |
p |
r0 |
|
| RRCA |
0F |
1 |
4 |
- |
- |
- |
r0 |
|
| RRD |
ED 67 |
2 |
18 |
7 |
z |
p |
- |
|
| RST 0 |
C7 |
1 |
11 |
- |
- |
- |
- |
| RST 1,addr |
CF dr ad |
3 |
(11) |
- |
- |
- |
- |
| RST 2,addr |
D7 dr ad |
3 |
(11) |
- |
- |
- |
- |
| RST 3,addr |
DF dr ad |
3 |
(11) |
- |
- |
- |
- |
| RST 4 |
E7 |
1 |
11 |
- |
- |
- |
- |
| RST 5,addr |
EF dr ad |
3 |
(11) |
- |
- |
- |
- |
| RST 6 |
F7 |
1 |
11 |
- |
- |
- |
- |
| RST 7 |
FF |
1 |
11 |
- |
- |
- |
- |