LEDed-Capacitive touch sensor extension

author: garivetm
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2 layer board of 1.08 x 0.96 inches (27.3 x 24.4 mm)
Uploaded: January 20, 2018
Shared: January 20, 2018
Total Price: $5.15

A simple and very easy to understand capacitive touch sensor that could extents a TTP223LD capacitive pad. 2 pairs of 4 LEDs are mounted on it and controlled by 2 input signals: combinations 0v/Vcc and Vcc/0v switch on the LEDs 4 by 4. I use the LEDs as feedback when the sensor is touched.

A simple and very easy to understand capacitive touch sensor that could extents a TTP223LD capacitive pad. 2 pairs of 4 LEDs are mounted on it and controlled by 2 input signals: combinations 0v/Vcc and Vcc/0v switch on the LEDs 4 by 4. I use the LEDs as feedback when the sensor is touched.

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