Product description: TTP224 touch keyboard - 4 buttons
Capacitive touch sensor based on the TTP224 module. It is powered by a voltage from 2.4 V to 5.5 V, the output is a digital signal. It has 4 buttons with LED signaling.
Keyboard Module Specifications
- Supply voltage: 2.4 to 5.5 V
- Response time:
- Fast mode: 100 ms
- Power saving mode: 200 ms
- Used system: TTP224
- Equipped with 4-pin touch buttons
- 4 LEDs indicating the status of each button
- Different operating modes: see documentation for details
- Dimensions: 35 x 29 x 11 mm
Arduino compatible product You can find a user guide with examples for Arduino online. |
TTP224 touch keyboard - 4 buttons.
Connecting the module
The sensor communicates with the microcontroller digitally. It has the following pins:
| Pin | Description |
|---|---|
| GND | System mass. |
| VCC | Supply voltage from 2.4 V to 5.5 V. |
| OUT1 | Button 1 output. |
| OUT2 | Button 2 output. |
| OUT3 | Button 3 output. |
| OUT4 | Button 4 output. |
| AHLB | Change mode. |
| TOG | Change mode. |
| LPMB | Fast/slow mode. |
| MS | Single or multi-button mode. |
| FROM | Change mode. |
| MOT0 | Setting the turn-on time. |
Useful links |
