Project whit display...

Hi all..

i think i soon need to build a shop display..

the one which show the prices to the customer and @ t the final the total price to pay (when you are paying it..)

i want to build one whit a 16x2 display (LCD..)

how difficult would it be to control it whit a pic.. 16F818 for example..true the COM port..???

i think that the power i get from USB...!! :lol:

TKS