??? 07/19/07 17:43 Read: times Msg Score: +3 +2 Good Answer/Helpful +1 Informative |
#142043 - Like this Responding to: ???'s previous message |
I said:
Basically, you connect all the 'a' segments together & connect to one pin; you connect all the 'b' segments together & connect to the next pin, etc for all 7 (or 8) segments.
Then, you have another 'enable' line for each digit. You strobe the enables in quick succession, and keep writing the appropriate digit data to your 'segment' pins. http://www.8052.com/forum/read.phtml?id=33366 Something like this: Only very much faster, so that your eyes don't notice that there's actually only ever one digit "lit" at a time. It relies upon the human eye's so-called "persistence of vision" - as do television and movies... |
Topic | Author | Date |
multiplexing | 01/01/70 00:00 | |
Back to basics | 01/01/70 00:00 | |
basics of multiplexing | 01/01/70 00:00 | |
Look here | 01/01/70 00:00 | |
Like this | 01/01/70 00:00 | |
Sweet! | 01/01/70 00:00 | |
re-use | 01/01/70 00:00 | |
See here | 01/01/70 00:00 | |
Your previous thread... | 01/01/70 00:00 |