Arduino Graph Drawing - FREE CODE!!!
Do you want to a graph on a Cartesian coordinate system on your LCD but don't want to write the code? Use mine for free. This code includes a function do plot your data on a graph. This function works with Arduino UNO or MEGA, and an Adafruit 3.5 inch 320 x 480 LDC display. This code may work with other displays that use the Adafruit_GFX libraries.
.ino files can be downloaded here
Follow the link to GitHub, click the green button that says File and select the Download ZIP option
NOTE: there are 2 examples (cartesian graph like in the video Graph.ino, and bar charts in Graphing.ino
https://github.com/KrisKasprzak/Graph...
Link to the Adafruit LCD display and libraries
https://learn.adafruit.com/adafruit-3...