I can't find its data sheet as i post the code on it..
Anyway i want to display the price of product which will be controlled as up down counter after name on it..
What you need a datasheet for take a picture of it post it look at it dose it have a controller YES or NO post that.
Dose it have 12 pins hanging off the back YES or NO post that.
Take a 1k resistor and a 5 volt DC source ground one pin on the thing and poke one with the resistor hooked to positive side any thing light up YES or NO post that.
Change ends did it light up NO or YES. Post that.
Hello,
pic16f877 is creating problem but pic16f72 work fine
actually i don't understated what is wrong in it.
here is code sometimes it work fine sometimes it is not blinking very fast .