TTP223 Capacitor Touch Module Self-locking Inching Module
Overview
LC TTP223 touch button module is base on touch detection IC capacitor style inching mode touch switch module. Can be mounted on non-metallic materials surface such as plastic and glass,moreover use a thin of paper (non-metallic) Cover the surface of the module,only you touch right place,can make it button hidden in wall, desktop and other place. This module can make you exempt trouble from regular press type button.
Hardware introduction and description
1. 2 modes available
(1)Self -locking mode----press on the output,and then press to stop output;
(2)Inching mode---- press down the output,release will stop output.
Supply voltage: 2.5-5.5V
Penetration distance: 6mm
Mode switch to fast mode; When continue 12 seconds no touch , the mode switches back to low-power mode.
2. Using description
Board size: 14*14mm
Functions of the board
(1)Interface description
VCC: Power supply +
GND: Power supply -
OUT: Output Level
Mode config | Level config | |
Mode | T point | A point |
Inching high level output | weldless | weldless |
Self-locking high level output | weld | weld |
Inching low level output | weldless | weld |
Self-locking low level output | weld | weld |