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ADD A,r     Add Without Carry     Rabbit 2000/3000/3000A Instruction

Opcode
Instruction
Operation
---- ADD A,r A = A + r
87 ADD A,A A = A + A
80 ADD A,B A = A + B
81 ADD A,C A = A + C
82 ADD A,D A = A + D
83 ADD A,E A = A + E
84 ADD A,H A = A + H
85 ADD A,L A = A + L

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

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

Description

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

The opcodes for these instructions are different than the same instructions in the Rabbit 4000 and 5000.


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