The 4*4 matrix keypad is basic key board touch sensor used for microcontroller projects. It is easy to connect and use. It has 2 wire serial output interface with auto calibration for change in environment. It can independently handle the 16 touch pads with 16 direct output pins. The Outputs can be set to CMOS/OD/OC wi...
Read moreThe 4*4 matrix keypad is basic key board touch sensor used for microcontroller projects. It is easy to connect and use. It has 2 wire serial output interface with auto calibration for change in environment. It can independently handle the 16 touch pads with 16 direct output pins. The Outputs can be set to CMOS/OD/OC with active high/low feature.
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