write an 8085 assembly program to swap two numbers without using a temporary r

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write an 8085 assembly program to swap two numbers without
using a temporary register

Question Posted / g utpala

7 Answers
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write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / rajdeep saha

1.LXI H,2501
2.MOV A,M
3.INX H
4.MOV B,M
5.MOV M,A
6.DCX H
7.MOV M,B
8.HLT.

Is This Answer Correct ?

62 Yes

25 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / aradhana

Suppose two values are at 2000h and 4000h
LDA 2000H
MOV B,A
LDA 4000H
STA 2000H
MOV A,B
STA 4000H
HLT

Is This Answer Correct ?

20 Yes

4 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / lakhan

LIXH7050
MOV A,M
LIXH7051
MOV B,M
MOV M,A
LIXH7052
MOV M,B
RST 01

Is This Answer Correct ?

19 Yes

7 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / ashish kumar

Assuming there is '10' in 2050 & '20' in 2051
LDA 2050
LXI H 2051
MOV B,M
STA 2051
MOV A,B
STA 2050
RST 5
END

Is This Answer Correct ?

19 Yes

11 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / bishal ghosh

LDA 0010H
LXI H,0020H
MOV B,M
STA 0020H
MOV A,B
STA 0010H
HLT

Is This Answer Correct ?

3 Yes

1 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / s.k.chaudhry

LXI H,14
MOV C,M
LXI H,15
MOV B,M
MOV A,C
STA 15
MOV A,B
STA 17
HLT

Is This Answer Correct ?

0 Yes

3 No

write an 8085 assembly program to swap two numbers without using a temporary register..

Answer / shyam (cit)

(INDIRECT METHOD ) (ASSUME THAT 2000 & 2001 ARE THE
MEMORY LOCATIONS)
LXI D 2000
LDAX A
MOV B A
INX D
LDAX D
DCX D
STAX D
INX D
MOV A B
STAX D
HLT

Is This Answer Correct ?

11 Yes

18 No

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