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> SUB r Subtract without Carry Rabbit 2000/3000/3000A Instruction

> Opcode | Instruction | Clocks | Operation
> ---- | SUB r | 2 | A = A - r
> 97 | SUB A | 2 | A = A - A
> 90 | SUB B | 2 | A = A - B
> 91 | SUB C | 2 | A = A - C
> 92 | SUB D | 2 | A = A - D
> 93 | SUB E | 2 | A = A - E
> 94 | SUB H | 2 | A = A - H
> 95 | SUB L | 2 | A = A - L

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

> #### Description

> Subtracts r (any of the registers A, B, C, D, E, H, or L) from A. The result is stored in A.

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