Keylogger project, 7

05.12.2005 19:25

Finished circuit board front:

and back:

I also found out that overtone 24MHz quartz crystals don't work here since they tend to oscillate at their fundamental frequency instead of their 3rd overtone. When I used an overtone quartz the keylogger stopped working because the microcontroller ran at 1/3 of the correct clock frequency.

Posted by Tomaž | Categories: Digital

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