hamster Posted September 4, 2014 Report Share Posted September 4, 2014 Here's how to read a pot, using only two resistors and a capacitor: http://hamsterworks.co.nz/mediawiki/index.php/Cheap_Analogue_Input It is based around the technique used for the joystick interface on the Apple II. Only downside is that you need to calibrate the the limits - but perfect as a paddle interface for a game of Pong, where you could just remember the max & min readings. 1 Quote Link to comment Share on other sites More sharing options...
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