The hardware setup includes connecting the OLED display via the I2C protocol (VCC to 5V, GND to GND, SDA to A4, and SCL to A5). The 4×4 keypad connects to the Arduino’s digital pins, with rows ...

In fact, commonly we see them implemented as USB keyboards, such as in Rotary Dial Becomes USB Keyboard and Rotary Dialer Becomes Numeric Keypad.

Follow the instructions there to install the library. Build this project with the Arduino IDE, or Visual Micro.

This setup has features like remote start, voice feedback, anti-theft, follow-me-home via remote and whatnot! BHPian Skyline_Vista recently shared this with other enthusiasts: This truly reflects my ...

Solder the wire directly perpendicular to the socket such that it sticks straight down (otherwise there will be spacing issues with the walls of the keypad). NOTE ... Connect the arduino to your pc ...