Reference
Sharp SM83 (Game Boy)
46 mnemonics, 504 encoded forms, operands little-endian. Generated from crates/isa/src/sm83.rs.
Cycle counts show the base cost; +p is an extra cycle when an
indexed access crosses a page boundary, +t when a branch is taken.
NOP
No operation
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
00 |
— | 1 | 1 | — |
STOP
Stop / standby
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
10 00 |
— | 2 | 1 | — |
HALT
Halt CPU
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
76 |
— | 1 | 1 | — |
DI
Disable interrupts
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
F3 |
— | 1 | 1 | — |
EI
Enable interrupts
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
FB |
— | 1 | 1 | — |
RLCA
Rotate A left
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
07 |
— | 1 | 1 | ZNHC |
RRCA
Rotate A right
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
0F |
— | 1 | 1 | ZNHC |
RLA
Rotate A left thru CY
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
17 |
— | 1 | 1 | ZNHC |
RRA
Rotate A right thru CY
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
1F |
— | 1 | 1 | ZNHC |
DAA
Decimal adjust A
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
27 |
— | 1 | 1 | ZHC |
CPL
Complement A
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
2F |
— | 1 | 1 | NH |
SCF
Set carry flag
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
37 |
— | 1 | 1 | NHC |
CCF
Complement carry flag
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
3F |
— | 1 | 1 | NHC |
LD
Load
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b,b | 40 |
— | 1 | 1 | — |
| b,c | 41 |
— | 1 | 1 | — |
| b,d | 42 |
— | 1 | 1 | — |
| b,e | 43 |
— | 1 | 1 | — |
| b,h | 44 |
— | 1 | 1 | — |
| b,l | 45 |
— | 1 | 1 | — |
| b,[hl] | 46 |
— | 1 | 2 | — |
| b,a | 47 |
— | 1 | 1 | — |
| c,b | 48 |
— | 1 | 1 | — |
| c,c | 49 |
— | 1 | 1 | — |
| c,d | 4A |
— | 1 | 1 | — |
| c,e | 4B |
— | 1 | 1 | — |
| c,h | 4C |
— | 1 | 1 | — |
| c,l | 4D |
— | 1 | 1 | — |
| c,[hl] | 4E |
— | 1 | 2 | — |
| c,a | 4F |
— | 1 | 1 | — |
| d,b | 50 |
— | 1 | 1 | — |
| d,c | 51 |
— | 1 | 1 | — |
| d,d | 52 |
— | 1 | 1 | — |
| d,e | 53 |
— | 1 | 1 | — |
| d,h | 54 |
— | 1 | 1 | — |
| d,l | 55 |
— | 1 | 1 | — |
| d,[hl] | 56 |
— | 1 | 2 | — |
| d,a | 57 |
— | 1 | 1 | — |
| e,b | 58 |
— | 1 | 1 | — |
| e,c | 59 |
— | 1 | 1 | — |
| e,d | 5A |
— | 1 | 1 | — |
| e,e | 5B |
— | 1 | 1 | — |
| e,h | 5C |
— | 1 | 1 | — |
| e,l | 5D |
— | 1 | 1 | — |
| e,[hl] | 5E |
— | 1 | 2 | — |
| e,a | 5F |
— | 1 | 1 | — |
| h,b | 60 |
— | 1 | 1 | — |
| h,c | 61 |
— | 1 | 1 | — |
| h,d | 62 |
— | 1 | 1 | — |
| h,e | 63 |
— | 1 | 1 | — |
| h,h | 64 |
— | 1 | 1 | — |
| h,l | 65 |
— | 1 | 1 | — |
| h,[hl] | 66 |
— | 1 | 2 | — |
| h,a | 67 |
— | 1 | 1 | — |
| l,b | 68 |
— | 1 | 1 | — |
| l,c | 69 |
— | 1 | 1 | — |
| l,d | 6A |
— | 1 | 1 | — |
| l,e | 6B |
— | 1 | 1 | — |
| l,h | 6C |
— | 1 | 1 | — |
| l,l | 6D |
— | 1 | 1 | — |
| l,[hl] | 6E |
— | 1 | 2 | — |
| l,a | 6F |
— | 1 | 1 | — |
| [hl],b | 70 |
— | 1 | 2 | — |
| [hl],c | 71 |
— | 1 | 2 | — |
| [hl],d | 72 |
— | 1 | 2 | — |
| [hl],e | 73 |
— | 1 | 2 | — |
| [hl],h | 74 |
— | 1 | 2 | — |
| [hl],l | 75 |
— | 1 | 2 | — |
| [hl],a | 77 |
— | 1 | 2 | — |
| a,b | 78 |
— | 1 | 1 | — |
| a,c | 79 |
— | 1 | 1 | — |
| a,d | 7A |
— | 1 | 1 | — |
| a,e | 7B |
— | 1 | 1 | — |
| a,h | 7C |
— | 1 | 1 | — |
| a,l | 7D |
— | 1 | 1 | — |
| a,[hl] | 7E |
— | 1 | 2 | — |
| a,a | 7F |
— | 1 | 1 | — |
| b,N | 06 |
imm8 | 2 | 2 | — |
| c,N | 0E |
imm8 | 2 | 2 | — |
| d,N | 16 |
imm8 | 2 | 2 | — |
| e,N | 1E |
imm8 | 2 | 2 | — |
| h,N | 26 |
imm8 | 2 | 2 | — |
| l,N | 2E |
imm8 | 2 | 2 | — |
| [hl],N | 36 |
imm8 | 2 | 3 | — |
| a,N | 3E |
imm8 | 2 | 2 | — |
| [bc],a | 02 |
— | 1 | 2 | — |
| [de],a | 12 |
— | 1 | 2 | — |
| [hl+],a | 22 |
— | 1 | 2 | — |
| [hl-],a | 32 |
— | 1 | 2 | — |
| a,[bc] | 0A |
— | 1 | 2 | — |
| a,[de] | 1A |
— | 1 | 2 | — |
| a,[hl+] | 2A |
— | 1 | 2 | — |
| a,[hl-] | 3A |
— | 1 | 2 | — |
| [NN],a | EA |
addr16 | 3 | 4 | — |
| a,[NN] | FA |
addr16 | 3 | 4 | — |
| bc,NN | 01 |
addr16 | 3 | 3 | — |
| de,NN | 11 |
addr16 | 3 | 3 | — |
| hl,NN | 21 |
addr16 | 3 | 3 | — |
| sp,NN | 31 |
addr16 | 3 | 3 | — |
| [NN],sp | 08 |
addr16 | 3 | 5 | — |
| sp,hl | F9 |
— | 1 | 2 | — |
| hl,sp+D | F8 |
disp8 | 2 | 3 | ZNHC |
LDI
Load and increment HL
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| [hl],a | 22 |
— | 1 | 2 | — |
| a,[hl] | 2A |
— | 1 | 2 | — |
LDD
Load and decrement HL
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| [hl],a | 32 |
— | 1 | 2 | — |
| a,[hl] | 3A |
— | 1 | 2 | — |
LDH
Load high page
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| [$ff00+N],a | E0 |
imm8 | 2 | 3 | — |
| a,[$ff00+N] | F0 |
imm8 | 2 | 3 | — |
| [c],a | E2 |
— | 1 | 2 | — |
| a,[c] | F2 |
— | 1 | 2 | — |
ADD
Add
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | 80 |
— | 1 | 1 | ZNHC |
| a,c | 81 |
— | 1 | 1 | ZNHC |
| a,d | 82 |
— | 1 | 1 | ZNHC |
| a,e | 83 |
— | 1 | 1 | ZNHC |
| a,h | 84 |
— | 1 | 1 | ZNHC |
| a,l | 85 |
— | 1 | 1 | ZNHC |
| a,[hl] | 86 |
— | 1 | 2 | ZNHC |
| a,a | 87 |
— | 1 | 1 | ZNHC |
| a,N | C6 |
imm8 | 2 | 2 | ZNHC |
| hl,bc | 09 |
— | 1 | 2 | NHC |
| hl,de | 19 |
— | 1 | 2 | NHC |
| hl,hl | 29 |
— | 1 | 2 | NHC |
| hl,sp | 39 |
— | 1 | 2 | NHC |
| sp,D | E8 |
disp8 | 2 | 4 | ZNHC |
ADC
Add with carry
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | 88 |
— | 1 | 1 | ZNHC |
| a,c | 89 |
— | 1 | 1 | ZNHC |
| a,d | 8A |
— | 1 | 1 | ZNHC |
| a,e | 8B |
— | 1 | 1 | ZNHC |
| a,h | 8C |
— | 1 | 1 | ZNHC |
| a,l | 8D |
— | 1 | 1 | ZNHC |
| a,[hl] | 8E |
— | 1 | 2 | ZNHC |
| a,a | 8F |
— | 1 | 1 | ZNHC |
| a,N | CE |
imm8 | 2 | 2 | ZNHC |
SUB
Subtract
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | 90 |
— | 1 | 1 | ZNHC |
| a,c | 91 |
— | 1 | 1 | ZNHC |
| a,d | 92 |
— | 1 | 1 | ZNHC |
| a,e | 93 |
— | 1 | 1 | ZNHC |
| a,h | 94 |
— | 1 | 1 | ZNHC |
| a,l | 95 |
— | 1 | 1 | ZNHC |
| a,[hl] | 96 |
— | 1 | 2 | ZNHC |
| a,a | 97 |
— | 1 | 1 | ZNHC |
| a,N | D6 |
imm8 | 2 | 2 | ZNHC |
SBC
Subtract with carry
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | 98 |
— | 1 | 1 | ZNHC |
| a,c | 99 |
— | 1 | 1 | ZNHC |
| a,d | 9A |
— | 1 | 1 | ZNHC |
| a,e | 9B |
— | 1 | 1 | ZNHC |
| a,h | 9C |
— | 1 | 1 | ZNHC |
| a,l | 9D |
— | 1 | 1 | ZNHC |
| a,[hl] | 9E |
— | 1 | 2 | ZNHC |
| a,a | 9F |
— | 1 | 1 | ZNHC |
| a,N | DE |
imm8 | 2 | 2 | ZNHC |
AND
Logical AND
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | A0 |
— | 1 | 1 | ZNHC |
| a,c | A1 |
— | 1 | 1 | ZNHC |
| a,d | A2 |
— | 1 | 1 | ZNHC |
| a,e | A3 |
— | 1 | 1 | ZNHC |
| a,h | A4 |
— | 1 | 1 | ZNHC |
| a,l | A5 |
— | 1 | 1 | ZNHC |
| a,[hl] | A6 |
— | 1 | 2 | ZNHC |
| a,a | A7 |
— | 1 | 1 | ZNHC |
| a,N | E6 |
imm8 | 2 | 2 | ZNHC |
XOR
Logical XOR
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | A8 |
— | 1 | 1 | ZNHC |
| a,c | A9 |
— | 1 | 1 | ZNHC |
| a,d | AA |
— | 1 | 1 | ZNHC |
| a,e | AB |
— | 1 | 1 | ZNHC |
| a,h | AC |
— | 1 | 1 | ZNHC |
| a,l | AD |
— | 1 | 1 | ZNHC |
| a,[hl] | AE |
— | 1 | 2 | ZNHC |
| a,a | AF |
— | 1 | 1 | ZNHC |
| a,N | EE |
imm8 | 2 | 2 | ZNHC |
OR
Logical OR
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | B0 |
— | 1 | 1 | ZNHC |
| a,c | B1 |
— | 1 | 1 | ZNHC |
| a,d | B2 |
— | 1 | 1 | ZNHC |
| a,e | B3 |
— | 1 | 1 | ZNHC |
| a,h | B4 |
— | 1 | 1 | ZNHC |
| a,l | B5 |
— | 1 | 1 | ZNHC |
| a,[hl] | B6 |
— | 1 | 2 | ZNHC |
| a,a | B7 |
— | 1 | 1 | ZNHC |
| a,N | F6 |
imm8 | 2 | 2 | ZNHC |
CP
Compare
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| a,b | B8 |
— | 1 | 1 | ZNHC |
| a,c | B9 |
— | 1 | 1 | ZNHC |
| a,d | BA |
— | 1 | 1 | ZNHC |
| a,e | BB |
— | 1 | 1 | ZNHC |
| a,h | BC |
— | 1 | 1 | ZNHC |
| a,l | BD |
— | 1 | 1 | ZNHC |
| a,[hl] | BE |
— | 1 | 2 | ZNHC |
| a,a | BF |
— | 1 | 1 | ZNHC |
| a,N | FE |
imm8 | 2 | 2 | ZNHC |
INC
Increment
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | 04 |
— | 1 | 1 | ZNH |
| c | 0C |
— | 1 | 1 | ZNH |
| d | 14 |
— | 1 | 1 | ZNH |
| e | 1C |
— | 1 | 1 | ZNH |
| h | 24 |
— | 1 | 1 | ZNH |
| l | 2C |
— | 1 | 1 | ZNH |
| [hl] | 34 |
— | 1 | 3 | ZNH |
| a | 3C |
— | 1 | 1 | ZNH |
| bc | 03 |
— | 1 | 2 | — |
| de | 13 |
— | 1 | 2 | — |
| hl | 23 |
— | 1 | 2 | — |
| sp | 33 |
— | 1 | 2 | — |
DEC
Decrement
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | 05 |
— | 1 | 1 | ZNH |
| c | 0D |
— | 1 | 1 | ZNH |
| d | 15 |
— | 1 | 1 | ZNH |
| e | 1D |
— | 1 | 1 | ZNH |
| h | 25 |
— | 1 | 1 | ZNH |
| l | 2D |
— | 1 | 1 | ZNH |
| [hl] | 35 |
— | 1 | 3 | ZNH |
| a | 3D |
— | 1 | 1 | ZNH |
| bc | 0B |
— | 1 | 2 | — |
| de | 1B |
— | 1 | 2 | — |
| hl | 2B |
— | 1 | 2 | — |
| sp | 3B |
— | 1 | 2 | — |
JP
Jump
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| NN | C3 |
addr16 | 3 | 4 | — |
| nz,NN | C2 |
addr16 | 3 | 4 | — |
| z,NN | CA |
addr16 | 3 | 4 | — |
| nc,NN | D2 |
addr16 | 3 | 4 | — |
| c,NN | DA |
addr16 | 3 | 4 | — |
| hl | E9 |
— | 1 | 1 | — |
JR
Relative jump
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| E | 18 |
rel8 | 2 | 3 | — |
| nz,E | 20 |
rel8 | 2 | 3 | — |
| z,E | 28 |
rel8 | 2 | 3 | — |
| nc,E | 30 |
rel8 | 2 | 3 | — |
| c,E | 38 |
rel8 | 2 | 3 | — |
CALL
Call subroutine
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| NN | CD |
addr16 | 3 | 6 | — |
| nz,NN | C4 |
addr16 | 3 | 6 | — |
| z,NN | CC |
addr16 | 3 | 6 | — |
| nc,NN | D4 |
addr16 | 3 | 6 | — |
| c,NN | DC |
addr16 | 3 | 6 | — |
RET
Return
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
C9 |
— | 1 | 4 | — | |
| nz | C0 |
— | 1 | 2 | — |
| z | C8 |
— | 1 | 2 | — |
| nc | D0 |
— | 1 | 2 | — |
| c | D8 |
— | 1 | 2 | — |
RETI
Return from interrupt
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
D9 |
— | 1 | 4 | — |
RST
Restart
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| 00 | C7 |
— | 1 | 4 | — |
| 08 | CF |
— | 1 | 4 | — |
| 10 | D7 |
— | 1 | 4 | — |
| 18 | DF |
— | 1 | 4 | — |
| 20 | E7 |
— | 1 | 4 | — |
| 28 | EF |
— | 1 | 4 | — |
| 30 | F7 |
— | 1 | 4 | — |
| 38 | FF |
— | 1 | 4 | — |
PUSH
Push
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| bc | C5 |
— | 1 | 4 | — |
| de | D5 |
— | 1 | 4 | — |
| hl | E5 |
— | 1 | 4 | — |
| af | F5 |
— | 1 | 4 | — |
POP
Pop
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| bc | C1 |
— | 1 | 3 | — |
| de | D1 |
— | 1 | 3 | — |
| hl | E1 |
— | 1 | 3 | — |
| af | F1 |
— | 1 | 3 | ZNHC |
RLC
Rotate left
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 00 |
— | 2 | 2 | ZNHC |
| c | CB 01 |
— | 2 | 2 | ZNHC |
| d | CB 02 |
— | 2 | 2 | ZNHC |
| e | CB 03 |
— | 2 | 2 | ZNHC |
| h | CB 04 |
— | 2 | 2 | ZNHC |
| l | CB 05 |
— | 2 | 2 | ZNHC |
| [hl] | CB 06 |
— | 2 | 4 | ZNHC |
| a | CB 07 |
— | 2 | 2 | ZNHC |
RRC
Rotate right
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 08 |
— | 2 | 2 | ZNHC |
| c | CB 09 |
— | 2 | 2 | ZNHC |
| d | CB 0A |
— | 2 | 2 | ZNHC |
| e | CB 0B |
— | 2 | 2 | ZNHC |
| h | CB 0C |
— | 2 | 2 | ZNHC |
| l | CB 0D |
— | 2 | 2 | ZNHC |
| [hl] | CB 0E |
— | 2 | 4 | ZNHC |
| a | CB 0F |
— | 2 | 2 | ZNHC |
RL
Rotate left thru CY
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 10 |
— | 2 | 2 | ZNHC |
| c | CB 11 |
— | 2 | 2 | ZNHC |
| d | CB 12 |
— | 2 | 2 | ZNHC |
| e | CB 13 |
— | 2 | 2 | ZNHC |
| h | CB 14 |
— | 2 | 2 | ZNHC |
| l | CB 15 |
— | 2 | 2 | ZNHC |
| [hl] | CB 16 |
— | 2 | 4 | ZNHC |
| a | CB 17 |
— | 2 | 2 | ZNHC |
RR
Rotate right thru CY
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 18 |
— | 2 | 2 | ZNHC |
| c | CB 19 |
— | 2 | 2 | ZNHC |
| d | CB 1A |
— | 2 | 2 | ZNHC |
| e | CB 1B |
— | 2 | 2 | ZNHC |
| h | CB 1C |
— | 2 | 2 | ZNHC |
| l | CB 1D |
— | 2 | 2 | ZNHC |
| [hl] | CB 1E |
— | 2 | 4 | ZNHC |
| a | CB 1F |
— | 2 | 2 | ZNHC |
SLA
Shift left arithmetic
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 20 |
— | 2 | 2 | ZNHC |
| c | CB 21 |
— | 2 | 2 | ZNHC |
| d | CB 22 |
— | 2 | 2 | ZNHC |
| e | CB 23 |
— | 2 | 2 | ZNHC |
| h | CB 24 |
— | 2 | 2 | ZNHC |
| l | CB 25 |
— | 2 | 2 | ZNHC |
| [hl] | CB 26 |
— | 2 | 4 | ZNHC |
| a | CB 27 |
— | 2 | 2 | ZNHC |
SRA
Shift right arithmetic
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 28 |
— | 2 | 2 | ZNHC |
| c | CB 29 |
— | 2 | 2 | ZNHC |
| d | CB 2A |
— | 2 | 2 | ZNHC |
| e | CB 2B |
— | 2 | 2 | ZNHC |
| h | CB 2C |
— | 2 | 2 | ZNHC |
| l | CB 2D |
— | 2 | 2 | ZNHC |
| [hl] | CB 2E |
— | 2 | 4 | ZNHC |
| a | CB 2F |
— | 2 | 2 | ZNHC |
SWAP
Swap nibbles
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 30 |
— | 2 | 2 | ZNHC |
| c | CB 31 |
— | 2 | 2 | ZNHC |
| d | CB 32 |
— | 2 | 2 | ZNHC |
| e | CB 33 |
— | 2 | 2 | ZNHC |
| h | CB 34 |
— | 2 | 2 | ZNHC |
| l | CB 35 |
— | 2 | 2 | ZNHC |
| [hl] | CB 36 |
— | 2 | 4 | ZNHC |
| a | CB 37 |
— | 2 | 2 | ZNHC |
SRL
Shift right logical
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| b | CB 38 |
— | 2 | 2 | ZNHC |
| c | CB 39 |
— | 2 | 2 | ZNHC |
| d | CB 3A |
— | 2 | 2 | ZNHC |
| e | CB 3B |
— | 2 | 2 | ZNHC |
| h | CB 3C |
— | 2 | 2 | ZNHC |
| l | CB 3D |
— | 2 | 2 | ZNHC |
| [hl] | CB 3E |
— | 2 | 4 | ZNHC |
| a | CB 3F |
— | 2 | 2 | ZNHC |
BIT
Test bit
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| 0,b | CB 40 |
— | 2 | 2 | ZNH |
| 0,c | CB 41 |
— | 2 | 2 | ZNH |
| 0,d | CB 42 |
— | 2 | 2 | ZNH |
| 0,e | CB 43 |
— | 2 | 2 | ZNH |
| 0,h | CB 44 |
— | 2 | 2 | ZNH |
| 0,l | CB 45 |
— | 2 | 2 | ZNH |
| 0,[hl] | CB 46 |
— | 2 | 3 | ZNH |
| 0,a | CB 47 |
— | 2 | 2 | ZNH |
| 1,b | CB 48 |
— | 2 | 2 | ZNH |
| 1,c | CB 49 |
— | 2 | 2 | ZNH |
| 1,d | CB 4A |
— | 2 | 2 | ZNH |
| 1,e | CB 4B |
— | 2 | 2 | ZNH |
| 1,h | CB 4C |
— | 2 | 2 | ZNH |
| 1,l | CB 4D |
— | 2 | 2 | ZNH |
| 1,[hl] | CB 4E |
— | 2 | 3 | ZNH |
| 1,a | CB 4F |
— | 2 | 2 | ZNH |
| 2,b | CB 50 |
— | 2 | 2 | ZNH |
| 2,c | CB 51 |
— | 2 | 2 | ZNH |
| 2,d | CB 52 |
— | 2 | 2 | ZNH |
| 2,e | CB 53 |
— | 2 | 2 | ZNH |
| 2,h | CB 54 |
— | 2 | 2 | ZNH |
| 2,l | CB 55 |
— | 2 | 2 | ZNH |
| 2,[hl] | CB 56 |
— | 2 | 3 | ZNH |
| 2,a | CB 57 |
— | 2 | 2 | ZNH |
| 3,b | CB 58 |
— | 2 | 2 | ZNH |
| 3,c | CB 59 |
— | 2 | 2 | ZNH |
| 3,d | CB 5A |
— | 2 | 2 | ZNH |
| 3,e | CB 5B |
— | 2 | 2 | ZNH |
| 3,h | CB 5C |
— | 2 | 2 | ZNH |
| 3,l | CB 5D |
— | 2 | 2 | ZNH |
| 3,[hl] | CB 5E |
— | 2 | 3 | ZNH |
| 3,a | CB 5F |
— | 2 | 2 | ZNH |
| 4,b | CB 60 |
— | 2 | 2 | ZNH |
| 4,c | CB 61 |
— | 2 | 2 | ZNH |
| 4,d | CB 62 |
— | 2 | 2 | ZNH |
| 4,e | CB 63 |
— | 2 | 2 | ZNH |
| 4,h | CB 64 |
— | 2 | 2 | ZNH |
| 4,l | CB 65 |
— | 2 | 2 | ZNH |
| 4,[hl] | CB 66 |
— | 2 | 3 | ZNH |
| 4,a | CB 67 |
— | 2 | 2 | ZNH |
| 5,b | CB 68 |
— | 2 | 2 | ZNH |
| 5,c | CB 69 |
— | 2 | 2 | ZNH |
| 5,d | CB 6A |
— | 2 | 2 | ZNH |
| 5,e | CB 6B |
— | 2 | 2 | ZNH |
| 5,h | CB 6C |
— | 2 | 2 | ZNH |
| 5,l | CB 6D |
— | 2 | 2 | ZNH |
| 5,[hl] | CB 6E |
— | 2 | 3 | ZNH |
| 5,a | CB 6F |
— | 2 | 2 | ZNH |
| 6,b | CB 70 |
— | 2 | 2 | ZNH |
| 6,c | CB 71 |
— | 2 | 2 | ZNH |
| 6,d | CB 72 |
— | 2 | 2 | ZNH |
| 6,e | CB 73 |
— | 2 | 2 | ZNH |
| 6,h | CB 74 |
— | 2 | 2 | ZNH |
| 6,l | CB 75 |
— | 2 | 2 | ZNH |
| 6,[hl] | CB 76 |
— | 2 | 3 | ZNH |
| 6,a | CB 77 |
— | 2 | 2 | ZNH |
| 7,b | CB 78 |
— | 2 | 2 | ZNH |
| 7,c | CB 79 |
— | 2 | 2 | ZNH |
| 7,d | CB 7A |
— | 2 | 2 | ZNH |
| 7,e | CB 7B |
— | 2 | 2 | ZNH |
| 7,h | CB 7C |
— | 2 | 2 | ZNH |
| 7,l | CB 7D |
— | 2 | 2 | ZNH |
| 7,[hl] | CB 7E |
— | 2 | 3 | ZNH |
| 7,a | CB 7F |
— | 2 | 2 | ZNH |
RES
Reset bit
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| 0,b | CB 80 |
— | 2 | 2 | — |
| 0,c | CB 81 |
— | 2 | 2 | — |
| 0,d | CB 82 |
— | 2 | 2 | — |
| 0,e | CB 83 |
— | 2 | 2 | — |
| 0,h | CB 84 |
— | 2 | 2 | — |
| 0,l | CB 85 |
— | 2 | 2 | — |
| 0,[hl] | CB 86 |
— | 2 | 4 | — |
| 0,a | CB 87 |
— | 2 | 2 | — |
| 1,b | CB 88 |
— | 2 | 2 | — |
| 1,c | CB 89 |
— | 2 | 2 | — |
| 1,d | CB 8A |
— | 2 | 2 | — |
| 1,e | CB 8B |
— | 2 | 2 | — |
| 1,h | CB 8C |
— | 2 | 2 | — |
| 1,l | CB 8D |
— | 2 | 2 | — |
| 1,[hl] | CB 8E |
— | 2 | 4 | — |
| 1,a | CB 8F |
— | 2 | 2 | — |
| 2,b | CB 90 |
— | 2 | 2 | — |
| 2,c | CB 91 |
— | 2 | 2 | — |
| 2,d | CB 92 |
— | 2 | 2 | — |
| 2,e | CB 93 |
— | 2 | 2 | — |
| 2,h | CB 94 |
— | 2 | 2 | — |
| 2,l | CB 95 |
— | 2 | 2 | — |
| 2,[hl] | CB 96 |
— | 2 | 4 | — |
| 2,a | CB 97 |
— | 2 | 2 | — |
| 3,b | CB 98 |
— | 2 | 2 | — |
| 3,c | CB 99 |
— | 2 | 2 | — |
| 3,d | CB 9A |
— | 2 | 2 | — |
| 3,e | CB 9B |
— | 2 | 2 | — |
| 3,h | CB 9C |
— | 2 | 2 | — |
| 3,l | CB 9D |
— | 2 | 2 | — |
| 3,[hl] | CB 9E |
— | 2 | 4 | — |
| 3,a | CB 9F |
— | 2 | 2 | — |
| 4,b | CB A0 |
— | 2 | 2 | — |
| 4,c | CB A1 |
— | 2 | 2 | — |
| 4,d | CB A2 |
— | 2 | 2 | — |
| 4,e | CB A3 |
— | 2 | 2 | — |
| 4,h | CB A4 |
— | 2 | 2 | — |
| 4,l | CB A5 |
— | 2 | 2 | — |
| 4,[hl] | CB A6 |
— | 2 | 4 | — |
| 4,a | CB A7 |
— | 2 | 2 | — |
| 5,b | CB A8 |
— | 2 | 2 | — |
| 5,c | CB A9 |
— | 2 | 2 | — |
| 5,d | CB AA |
— | 2 | 2 | — |
| 5,e | CB AB |
— | 2 | 2 | — |
| 5,h | CB AC |
— | 2 | 2 | — |
| 5,l | CB AD |
— | 2 | 2 | — |
| 5,[hl] | CB AE |
— | 2 | 4 | — |
| 5,a | CB AF |
— | 2 | 2 | — |
| 6,b | CB B0 |
— | 2 | 2 | — |
| 6,c | CB B1 |
— | 2 | 2 | — |
| 6,d | CB B2 |
— | 2 | 2 | — |
| 6,e | CB B3 |
— | 2 | 2 | — |
| 6,h | CB B4 |
— | 2 | 2 | — |
| 6,l | CB B5 |
— | 2 | 2 | — |
| 6,[hl] | CB B6 |
— | 2 | 4 | — |
| 6,a | CB B7 |
— | 2 | 2 | — |
| 7,b | CB B8 |
— | 2 | 2 | — |
| 7,c | CB B9 |
— | 2 | 2 | — |
| 7,d | CB BA |
— | 2 | 2 | — |
| 7,e | CB BB |
— | 2 | 2 | — |
| 7,h | CB BC |
— | 2 | 2 | — |
| 7,l | CB BD |
— | 2 | 2 | — |
| 7,[hl] | CB BE |
— | 2 | 4 | — |
| 7,a | CB BF |
— | 2 | 2 | — |
SET
Set bit
| Mode | Opcode | Operands | Bytes | Cycles | Flags |
|---|---|---|---|---|---|
| 0,b | CB C0 |
— | 2 | 2 | — |
| 0,c | CB C1 |
— | 2 | 2 | — |
| 0,d | CB C2 |
— | 2 | 2 | — |
| 0,e | CB C3 |
— | 2 | 2 | — |
| 0,h | CB C4 |
— | 2 | 2 | — |
| 0,l | CB C5 |
— | 2 | 2 | — |
| 0,[hl] | CB C6 |
— | 2 | 4 | — |
| 0,a | CB C7 |
— | 2 | 2 | — |
| 1,b | CB C8 |
— | 2 | 2 | — |
| 1,c | CB C9 |
— | 2 | 2 | — |
| 1,d | CB CA |
— | 2 | 2 | — |
| 1,e | CB CB |
— | 2 | 2 | — |
| 1,h | CB CC |
— | 2 | 2 | — |
| 1,l | CB CD |
— | 2 | 2 | — |
| 1,[hl] | CB CE |
— | 2 | 4 | — |
| 1,a | CB CF |
— | 2 | 2 | — |
| 2,b | CB D0 |
— | 2 | 2 | — |
| 2,c | CB D1 |
— | 2 | 2 | — |
| 2,d | CB D2 |
— | 2 | 2 | — |
| 2,e | CB D3 |
— | 2 | 2 | — |
| 2,h | CB D4 |
— | 2 | 2 | — |
| 2,l | CB D5 |
— | 2 | 2 | — |
| 2,[hl] | CB D6 |
— | 2 | 4 | — |
| 2,a | CB D7 |
— | 2 | 2 | — |
| 3,b | CB D8 |
— | 2 | 2 | — |
| 3,c | CB D9 |
— | 2 | 2 | — |
| 3,d | CB DA |
— | 2 | 2 | — |
| 3,e | CB DB |
— | 2 | 2 | — |
| 3,h | CB DC |
— | 2 | 2 | — |
| 3,l | CB DD |
— | 2 | 2 | — |
| 3,[hl] | CB DE |
— | 2 | 4 | — |
| 3,a | CB DF |
— | 2 | 2 | — |
| 4,b | CB E0 |
— | 2 | 2 | — |
| 4,c | CB E1 |
— | 2 | 2 | — |
| 4,d | CB E2 |
— | 2 | 2 | — |
| 4,e | CB E3 |
— | 2 | 2 | — |
| 4,h | CB E4 |
— | 2 | 2 | — |
| 4,l | CB E5 |
— | 2 | 2 | — |
| 4,[hl] | CB E6 |
— | 2 | 4 | — |
| 4,a | CB E7 |
— | 2 | 2 | — |
| 5,b | CB E8 |
— | 2 | 2 | — |
| 5,c | CB E9 |
— | 2 | 2 | — |
| 5,d | CB EA |
— | 2 | 2 | — |
| 5,e | CB EB |
— | 2 | 2 | — |
| 5,h | CB EC |
— | 2 | 2 | — |
| 5,l | CB ED |
— | 2 | 2 | — |
| 5,[hl] | CB EE |
— | 2 | 4 | — |
| 5,a | CB EF |
— | 2 | 2 | — |
| 6,b | CB F0 |
— | 2 | 2 | — |
| 6,c | CB F1 |
— | 2 | 2 | — |
| 6,d | CB F2 |
— | 2 | 2 | — |
| 6,e | CB F3 |
— | 2 | 2 | — |
| 6,h | CB F4 |
— | 2 | 2 | — |
| 6,l | CB F5 |
— | 2 | 2 | — |
| 6,[hl] | CB F6 |
— | 2 | 4 | — |
| 6,a | CB F7 |
— | 2 | 2 | — |
| 7,b | CB F8 |
— | 2 | 2 | — |
| 7,c | CB F9 |
— | 2 | 2 | — |
| 7,d | CB FA |
— | 2 | 2 | — |
| 7,e | CB FB |
— | 2 | 2 | — |
| 7,h | CB FC |
— | 2 | 2 | — |
| 7,l | CB FD |
— | 2 | 2 | — |
| 7,[hl] | CB FE |
— | 2 | 4 | — |
| 7,a | CB FF |
— | 2 | 2 | — |
Machines
Sources
Encodings on this page were taken from:
- SM83 Programming Manual — Sharp