Learn how to write software and program a simple microcontroller board in this comprehensive step-by-step tutorial. Install necessary tools like MPLAB, XC8 Compiler, MPLAB Code Configurator, and PickKit 4. Start a new project and use Code Configurator to set up your development environment. Implement key features such as PWM output and I2C communication. Discover debugging techniques and how to implement interrupts. Follow along to design, build, and program your own custom microcontroller board using MPLAB.