free 8051 Microcontroller Projects AVR PIC Microcontroller Projects Tutorials Ebooks Libraries, interfacing tutorials, lcd tutorial, stepper motor, dc motor 8051 assembly language programming electronics and communication ECE CSE pdf ebooks library BE final year project ideas Embedded systems
 
8051 microcontroller 8051 microcontroller
programming 7-segment display in C

automatic room light controller with visitor counter
Forum -> Project Doubts
welcome back isha you came back after a long time..

anyways.. four segments are connected to same port just to save pins. otherwise you need 32 pins to connect four 7-seg but now you are just using 12 pins (4 common control and 8 data).
transistor will switch the seven segments on one by one. As you know the phenomenon "persistence of vision" of human eye.. so the 7-segments are going to be swit...[more]
programming 7-segment display in C   7-segment interfacing with microcontroller   7-segment display   7-seg led display   
Posted by Ajay Bhargav on Thursday 02 August 2007 - 14:45:53



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8051 Microcontroller Projects 8051 AVR tutorials PIC microcontroller, 8051 assembly language programming electronics and communication ECE CSE pdf ebooks library BE final year project ideas Embedded systems