Tube display LED 7-Segment is an electronic device used in the display, as well as the tube display LED in general, but difference tube display. LED 7 part is to take the tube display LED number 7 came together to form the numbers. The numerical results 0 to 9 by in this article we will talk about programming control of tube display LED 7 section and application of micro controller. PIC control of tube display LED 7 parts.