A touch screen is a device meant for recording touch inputs, which are made by recording pressure changes on a display screen. For ensuring that these screens work properly, an intermediate medium is needed, which basically consist of the touch screen controllers. These controllers are circuits that act as an interface between a touch screen sensor and the device where the sensors are being used to control the system’s actions. These circuits can be plugged into the touch screen sensors along with the interface through the circuit board. Touch screen controller are crucial components of touch screen devices, and feed pressure sensitive information to processors, who carry out the desired actions. A transparent surface is present in a touch screen sensor, which is surrounded by an array that provides relevant information to the processor. In this way, touch screen controllers along with the sensors enable users to utilize touch screens as an alternative input method to using keybo...