Image:Keypad test2.jpg

From DIY-Calculator_Hardware

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• (cur) (last) 14:35, 31 August 2006 Hzulu (Lower level is keyclock, higher level is keyrow signal - about 3us delayed by increase of capacitance, when sensorpad is touched. It's actually more than expected - IT WORKS!! - all decoding will happen in FPGA.)

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