Perhaps this article can be of some help: http://users.edpnet.be/rosseel01/DRO/PIC/Buttons_leds_relays.htm . By the way, I think the circuit around the magnetic reed switch is wrong. It should be the same as for a normal button I think (after all it is just a contact, or not?). Thanks Dany, for the...

Hi, I am very new to programming and I am trying to learn as I go. I have a simple schematic that I designed around a PIC16F628a that will be a speedometer/odometer for my bicycle. I am starting very simple though and taking baby steps with it. I have initiated the LCD and I can make it print what I...