SWAP = Swap Low and High Nibbles
| Hex | Mnemonic | Cycles |
|---|---|---|
| F6 | SWAP A | 8 |
| F7 | SWAP [HL] | 12 |
Execute
A = (8-Bits) Register A
[HL] = (8-Bits) Memory: (I shl 16) or HL
; SWAP Ds
;
; Ds = Source/Destination
Ds = (Ds SHL 4) OR (Ds SHR 4)
Description
Swap low and high nibbles of a given byte.
Conditions
None
Examples
; A = 0x3A
SWAP A
; A = 0xA3
; [HL] = 0xF6
SWAP [HL]
; [HL] = 0x6F