Interfacing Seven Segment Display.

Hi all.. I am trying to interface keypad and Seven Segment display with 89S52. what i need to do is whatever keys are pressed from keypad, it should show on seven segment display. for Eg. if 2 is pressed...
multipexing seven segment display

want to display 1,2,3,4 on four seven segemnt display connected to 8051 in such way that the display reads as "1234", but I am not able to write delay routine which refreshes the displays fast enough...
Interfacing Seven Segment Display.

Hi all.. I am trying to interface keypad and Seven Segment display with 89S52. what i need to do is whatever keys are pressed from keypad, it should show on seven segment display. for Eg. if 2 is pressed...
multipexing seven segment display

want to display 1,2,3,4 on four seven segemnt display connected to 8051 in such way that the display reads as "1234", but I am not able to write delay routine which refreshes the displays fast enough...
Transfer data's of seven segment

Hi all.. I have to make a project where i need to transfer the data's of seven segment display to other board using 89S52. I have one board where 4 seven segment display has been interfaced to port...