LD IY undocumented instructions
Undocumented instructions for LD IY
Opcode Matrix
| A | B | C | D | E | n | IYh | IYl | |
|---|---|---|---|---|---|---|---|---|
| A |
|
|
|
|
|
|
LD A,IYh
FD7C |
LD A,IYl
FD7D |
| B |
|
|
|
|
|
|
LD B,IYh
FD44 |
LD B,IYl
FD45 |
| C |
|
|
|
|
|
|
LD C,IYh
FD4C |
LD C,IYl
FD4D |
| D |
|
|
|
|
|
|
LD D,IYh
FD54 |
LD D,IYl
FD55 |
| E |
|
|
|
|
|
|
LD E,IYh
FD5C |
LD E,IYl
FD5D |
| IYh |
LD IYh,A
FD67 |
LD IYh,B
FD60 |
LD IYh,C
FD61 |
LD IYh,D
FD62 |
LD IYh,E
FD63 |
LD IYh,n
FD26nn |
LD IYh,IHh
FD64 |
LD IYh,IHl
FD65 |
| IYl |
LD IYl,A
FD6F |
LD IYl,B
FD68 |
LD IYl,C
FD69 |
LD IYl,D
FD6A |
LD IYl,E
FD6B |
LD IYl,n
FD2Enn |
LD IYl,IHh
FD6C |
LD IYl,IHl
FD6D |
|
Instruction
Opcode hex
| Undocumented |
Last modified November 16, 2021: Optimise undocumented pages (5f13800)