like [David Johnson-Davies]’s Tiny Function Generator which uses an ATtiny85 to generate different waveforms at up to 5 kHz. It’s complete with a small OLED display to show the waveform and ...

Small I2C OLED displays ... total like the ATtiny85. [David Johnson-Davies] has two solutions: a Tiny Graphics Library that needs no RAM buffer and an even slimmer Tiny Function Plotter ...

Those looking to learn more about programming and electronics may be interested in a new educational coding kit called the Tinusaur OLED ... a ATtiny85 microcontroller to measure and display ...