fatimah WROTE:hello, i got problem with this device.....after burn the program into ic, this device doesn't function, and i use common cathode method, before that, i check device manually using battery,but it is work....how to solve this problem?
Can you please explain in more detail? Totally not understand what are you going to do.
You want to drive 7 segment using microcontroller?
Which part in not functioning? microcontroller or 7-segment?
Can show us some connection?
Finally, I think you can refer to another thread
http://forum.cytron.com.my/viewtopic.php?f=21&t=10731, might get the answer there.