Klawiatura dotykowa

Klawiatura dotykowa, pojemnościowa - 8 przycisków + 1 suwak.

Features

* Onboard 8 capacitive touchkeys and 1 linear capacitive touch sensor

* Features TONTEK TonTouch touch pad detector IC TTP229-LSF, supports up to 16 keys with adjustable sensitivity and built-in LDO

* The system re-calibrates automatically when all keys are not detected touch more than about 4 seconds

* Configurable functions:

* 8 keys OR 16 keys option

* 8 separate outputs OR serial output

* single-key OR multi-kye feature

* Sampling rate and sampling length at sleep mode

* Maximum key-on time

Specifications

* Interface : I2C OR I/Os

* Keys : 8/16

* Sampling rate : 8Hz/64Hz

* Human Body Mode : 6KV

* Operating voltage : 2.4V-5.5V

* Operating temperature : -40℃ to +85℃

* Storage temperature : -50℃ to +125℃

* Dimensions : 4.7CM × 6.8CM

* Mounting holes size : 3 × 3MM

How to Use

* After power-on have about 0.5sec stable-time. During the time do not touch the key pad, and all functions are disabled

* 16 keys mode : short all the onboard jumpers, output via serial port, and the linear touch sensor is enabled

* 8 keys mode : short the SLWPTM and WPSCT, open all the other jumpers, output via OUT0-OUT7

Applications

* Consumer Products

* Mechanical Switch/Button Replacement

Dimensions

Package Contains

* Capacitive Touch Keypad (B) × 1

Downloads

Development resources: demo codes, schematic, datasheets, etc. Click here to download