This Arduino IDE lets users write programs called Sketches, which can interact with the board and any attached components via its onboard pins, for example sending a signal from the pin to an LED ...

The chips on the Arduino Uno cost around $4 USD and can be removed with a IC puller, then you can connect the Arduino’s RX/TX to the IC’s TX/RX, and then connect the reset pins as RST->RST ...

Experience — or at least education — often makes a big difference to having a successful project. For example, if you didn’t think about it much, you might think it is simple to c… ...