Working with Character LCDs

Character display LCD ares used in so many products we used daily. We can find them in  Espresso machines, 3D printers, microwaves  and printers and many other products. In this lesson we going to lean how to interface LCD’s to our...

READ MORE

Normal Close Switches

Normal-Close basically means in the normal state of the switch i.e non-pressed state, the switch is a closed circuit.The circuit  breaks when the switch is pressed. Assuming we connect a normally closed switch to an LED the way we usually...

READ MORE