Subtraction programs in 8085

1. Dr.R.HEPZI PRAMILA DEVAMANI
Assistant Professor of Physics,
V.V.Vanniaperumal College for Women,
Virudhunagar.

2. LXI H,F501H
MOV A,M
INX H
SUB M
INX H
MOV M,A
HLT

3. LXI H,F502H
MVI A,M
SUB M
INR A
DCX H
ADD M
DAA
STA F503H
HLT

4. LXI H,F500H
MOV C,M
INX H
LXI D, F601H
ORAA
LOOP:LDAX D
SBB M
MOV M,A
INX H
INX D
DCR C
JNZ LOOP
HLT

5. LDA F501H
CMA
INR A
STA F502H
HLT

6. LXI H, F501H
MVIB,00H
MOV A,M
CMA
ADI 01
STA F503H
JNC GO
INR B
GO: INX H
MOV A,M
CMA
ADD B
STA F504H
HLT