Need suggestion on LCD usage

[harish.n.j]

hi all,
am developing code for a product which uses pic 16f877a, and an lcd for display. i have planned to drive the lcd data bit with 4 bit data mode. which works perfectly in prototype module. but i need to no in long run will there be any problem if i use this mode

 

[emdee]

It looks fine to me. The 4bit interface for LCD is a general standard. It will always be available. Most LCD displays with 2 and 4 lines work with this. So no problem