C64 Digital Input / 'Security System' (Electronics with Commodore 64 Part 2)

Previously we looked at blinking an LED using the C64 User Port and some BASIC code, but outputting is only half of the equation so in this video we use the INPUT to alert us when various sensors are tripped.

Get the code and pin diagrams over on the associated written article here:

Written article for Part 1:

A great place for sensors along with excellent user guides is Adafruit.