Animate a paddle-and-ball game on a 128×64 OLED using non-blocking updates and debounced controls.
Map values one through six onto seven LEDs and use a game-quality pseudo-random seed, not this method for security or gambling.
Plot several slow, low-voltage analog signals through Serial Plotter as an educational waveform viewer, not as a protected oscilloscope.
Build a one-button side-scrolling game on an ST7735-class TFT after confirming whether the specific breakout accepts 5 V logic or requires 3.3 V levels.