Tip The chart and encoder descriptions that follow refer to matrix mode and direct mode inputs. Matrix mode refers to a keyboard matrix as described in earlier sections. Direct mode indicates the ...

Matrix keyboards are commonas an input device in microcontroller-based projects. A conventionalway of connecting a matrix keyboardto a microcontroller is to use multipleI/O pins of the MCU. The MCU ...

There are many different types of keyboards, such as key size, key feel, and key layout, so it can be difficult to find one that perfectly suits your senses. One way to solve this is to make your own ...

There’s a lot of reasons you might want to emulate the keyboard on your Commodore 64. The ravages of time and dust may have put the original keyboard out of order, or perhaps you need to type in a ...