Need to Make a Touchpad with Microcontrollers? Here it is, Without Further Components

January 18, 2012

Do you need to make a simple touchpad? Try doing it with the analog port of microcontrollers. We did it successfully with the Microchip 16F and 18F4550 families.The trick is that: define the analog Ax port as output, and send 1 (or the maximum value) to this port. After that, send zero (0), and configure […]