This 41-button Arduino keyboard PCB is a stepping stone to his next project, a pair of two-way texting machines. (Which is nice, because we were totally going to suggest that). It’s based on ...

Code Functionality Keypad Input: The code reads the input from a 4x4 keypad matrix. Keyboard Emulation: Based on the pressed key, the Arduino sends corresponding keystrokes to the computer. Keystroke ...

The BC6xxx and BC759x series chips both use UART serial communication, and the UART uses 2 pins TX and RX on the chip, where TX is the output of the chip's keyboard interface. The BC6xxx chip does not ...

The unique beer can keyboard has been created to act just the same as a standard keyboard, but instead of keys 44 beer cans have been used, that when touched create the input required.