SENSORSHC-SR04 Ultrasonic Distance Sensor
Measures distance from 2 cm to 4 m. A must for obstacle-avoiding robots.
Price on request
Sensors
TTP223 Mini Touch Sensor
Price on request
A very small single-key capacitive touch sensor based on the TTP223 chip. It gives a clean digital signal when touched and fits into the tightest projects. Header pins are not fitted.
In the box
- 1 × TTP223 touch sensor
Specifications
Technical details
| Chip | TTP223 |
|---|---|
| Operating voltage | 2–5.5 V |
| Output | Digital |
| Pins | GND, I/O, VCC (solder pads) |
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