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spuffock said:Connect a pic output pin via a 4k7 or so resistor to an input pin.Connect the touch plate to the input pin. Change the state of the output, and in the next instruction determine the state of the input pin. If the plate is touched it will take longer to charge , and the state of the input will not change in the available time. Further code will take care of debounce, time delays,etc.
Someone Electro said:Doing it whith two plates it easy.You just need 2 transistors(and a reley if you want to swicth big loads.)