TTP223B Capacitive Touch Module
Availability
Out of stock
TTP223B-based capacitive touch module that acts as a switch: output goes high on touch and returns low after 12 seconds. Can detect touch through thin glass or plastic.
Pinout
- SIG1
touch output signal
Type · digital - VCC2
supply input
Type · power - GND3
ground
Type · ground
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| SIG | 1 | digital | touch output signal |
Start wiring
I2C · SPI · Single data line · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VCC, GND. Schematik maps them to your board in the app.
Touch
13 other optionsMPR121, CAP1188, CAP1203 Qwiic slider and AT42QT breakouts are sensor ICs for electrodes you wire yourself. Simple single-pad modules like the TTP223B give you one digital output with no bus required.
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