Structures (or “structs” in C) allow you to group several related variables and treat them as one unit. They are a mechanism for extending the type system of the C language by introducing user-defined ...

I have a Small Model Railway, 15 buildings, all with 1 LED, some with 2. All connected with an Arduino Nano and a TLC5974 24 channel PWM controller. I used PWM so I could set the desired brightness, ...