how to alter the coding for this PIC16F876A

[kildaz redtooth]

hi there
can i know the coding for the PR25?.

the door lock will open once u swipe the tag and after few sec it will closed(magnet energize).
is that right?

can you pls teach me how toe change system.

i want it to be like this: the door lock will open once i swipe the tag and it will closed(magnet energize) when i push the reset button.

please correct me if i’m wrong:) thanks

[shahrul]

I though coding for PR25 was given for free. Did you have try download program into PIC?

[kildaz redtooth]

ya given,but im having a problem to understand how the system works.
huhu

[kildaz redtooth]

hi there, i would like to ask a question.

can i change the output of the PR25 from door lock magnet to a relay?

do i need to change the coding?(if i want the same system as original.)

[hyng]

hi there, i would like to ask a question.

can i change the output of the PR25 from door lock magnet to a relay?

do i need to change the coding?(if i want the same system as original.)

There is already a relay before the door lock on PR25 board, i doubt you have never go through the Detail Description and Schematic.

[zhenning]

ya given,but im having a problem to understand how the system works.
huhu

Just waste some time to understand it. It will be very difficult to modify them. The comments in the coding should help you to get through it =)