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DEC r     Decrement     Rabbit 2000/3000/4000/5000 Instruction

Opcode	Instruction	Operation
----	DEC r	r = r - 1
3D	DEC A	A = A - 1
05	DEC B	B = B - 1
0D	DEC C	C = C - 1
15	DEC D	D = D - 1
1D	DEC E	E = E - 1
25	DEC H	H = H - 1
2D	DEC L	L = L - 1

Clocks	8-Bit Access	16-Bit Unaligned	16-Bit Aligned
Rabbit 2000/3000/4000	2	n/a	n/a
Rabbit 5000	2	2	2

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

Description

Decrements r (any of the registers A, B, C, D, E, H, or L).