programming in pic16f877a using mplab

[avantika]

hii,
I m trying to write a program code to generate prime numbers using pic16f877a in mplab simulator.
And most important using indirect mode of addressing. Ill b happy if someone helps me with this. Thanks in advance.

 

[ravimarcus]

CBLOCK 20h
REGA
REGB
REGC
REGD
ENDC


movlw REGA
movwf FSR

Now use any instruction on INDF and it will modify the contents of the register pointed by FSR.

To point to the next or previous register, use INCF/DECF FSR,F.

Hope this helps.

Cheers

Ravi