8255 interfacing with 8086 ADC

Problem Statement: 8255

Write 8086 ALP to convert an analog signal in the range of 0V to 5V to its corresponding digital signal using successive approximation ADC and dual slope ADC. Find resolution used in both the ADC's and compare the results.

0000:4000  MOV AL, 99

0000:4002  OUT 67, AL
0000:4004  MOV AL, 05
0000:4006 OUT 63, AL
0000:4007  MOV AL, 04
0000:4009  OUT 63, AL
0000:400B  IN AL, 65
0000:400D  AND AL, 01
0000:400F  JZ  400B
0000:4011  MOV AL, 02
0000:4013  OUT 63 ,AL
0000:4016  IN AL, 61
0000:4018  INT 3