An Arduino library for drawing line graphs on alphanumeric displays using custom characters. This library uses custom characters to draw simple line graphs on Hitachi HD44780 based alphanumeric ...

[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example Ar… ...

The Arduino Mega's PWM pins are digital output pins located on D2 to D13 and D44 to D46, coming to a total of 15. ... This function takes in the pin number and any value from 0 to 255.