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- void setup() {
- size(256, 150);
- println("Available serial ports:");
- println(Serial.list());
- port = new Serial(this, Serial.list()[4], 9600);
- }
- void draw() {
- // draw a gradient from black to white
- for (int i = 0; i < 256; i++) {
- stroke(i);
- line(i, 0, i, 150);
- }
- port.write(mouseX);
- }
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