Capacitive Touch Keypad (B)

Description

8 touchkeys and 1 linear touch sensor 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 Photos Package Contains Capacitive Touch Keypad (B) × 1