• There’s an existing LED on pin 13 (pinMode 13, OUTPUT), that would be good for just testing without having to put an LED in the board
• From editor to Arduino = set it to No Line Ending
• in C language, a single character uses ‘ ‘ but a series of words is “”
• FIFO - First In First Out
• ASCII table

p5js Codes for Arduino

• inData
• println - so there’s an end of the line
• inString
• always be sure include <title>p5.webserial</title> in the html index for Arduino serial work