I’m writing a program that reads sensor data sent from Arduino and then processes it and turns it into a graph which is the exported as PDF. I originally managed to get the serial communications working between processing and Arduino, but after a few weeks of getting the rest of the project to work,…

Serial.read() gives null value from Arduino and or the port is not open on processing side

GoToLoop June 8, 2018, 10:25pm 9

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