Working: The video controller in the output circuitry generates the horizontal and vertical drive signals so that the monitor can sweep. Display Controller controls the operation of the display device. It consists of the control processing unit (CPU) and a particular processor called a display controller.
The raster scan system is a combination of some processing units. It is used for the generation of curves.ĭisplay Console: It contains CRT, Light Pen, and Keyboard and deflection system.It is used for the generation of character.It is used for interpretation of instruction.It is used for identification of graphic entities. It is one of the four main parts of the display processorĭisplay File Memory: It is used for generation of the picture. It is interpreter or piece of hardware that converts display processor code into pictures.
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