Timeline for How can I control many LEDs with just a few pins on my micro?
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
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| Aug 23, 2014 at 23:27 | history | edited | Ricardo | CC BY-SA 3.0 |
Improved formatting of expressions.
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| Apr 15, 2012 at 0:32 | history | edited | Kevin Vermeer | CC BY-SA 3.0 |
added 10 characters in body
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| Mar 18, 2011 at 15:40 | comment | added | supercat | Charlieplexing can be done very similarly to multiplexing, if one simply omits one light from each row. Actually, it may be possible to "regain" that light by adding a diode, though unless column drivers are constant-current outputs, making it match the brightness of the others may be difficult. | |
| Mar 6, 2011 at 8:44 | vote | accept | JYelton | ||
| Mar 5, 2011 at 19:43 | history | edited | Kevin Vermeer | CC BY-SA 2.5 |
deleted 3 characters in body
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| Mar 4, 2011 at 21:52 | comment | added | JYelton | +1 for explaining a bit about the duty cycle aspect. In the second sentence about Charlieplexing, did you mean "drive n^2-n LED's with n IO pins? | |
| Mar 4, 2011 at 20:35 | history | answered | Kevin Vermeer | CC BY-SA 2.5 |