I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting ...

Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...

Connect the board to the PC. Download the zip file or clone the example to get the source code. Open the .atsln file with Atmel Studio. Build the solution and program the ATtiny817. Press Start ...