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> EXX Exchange Rabbit 2000/3000/4000 Instruction

> Opcode | Instruction | Clocks | Operation
> D9 | EXX | 2 | BC <-> BC' DE <-> DE' HL <-> HL' JK <-> JK' (Rabbit 4000 only)

> Flags | ALTD | IOI/IOE
> S | Z | L/V | C | F | R | SP | S | D
> - | - | - | - |  |  |  |  |

> #### Description

> Exchanges BC, DE, and HL, with their respective alternate registers, BC', DE', and HL'.

> If using the Rabbit 4000, this instructions also exchanges JK with its alternate JK'.

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