Tag is 3 * 4 matrix keyboard
Electronic components 3 * 4 matrix keyboard / membrane switch / MCU extended keyboard / keypad control panel
3 * 4 matrix keyboard / membrane switch / MCU extended keyboard / keypad control panel
The new 3 * 4 matrix keyboard, the keyboard is equipped with a good DuPont shell can be inserted directly into the microcontroller circuit for external MCU expansion conducive learning keyboard microcon...Read More
3 * 4 matrix keyboard