void setup() { pinMode(2, INPUT); pinMode(8, OUTPUT); } void loop() { int x =analogRead(A0); tone(8,x); digitalRead(2); }
2.
void setup() { Serial.begin(9600); } void loop() { int x =analogRead(A0); int y =analogRead(A1); Serial.print(x); Serial.print(" "); Serial.print(y); Serial.println(); delay(100); }
3.
import processing.serial.*; Serial serial; void setup(){ size(1024,1024); serial = new Serial(this, "COM4", 9600); } int x=512,y=512; void draw(){ background(255); if(serial.available()>0){ String now=serial.readString(); String[] xy=splitTokens(now); x=int(xy[0]); y=int(xy[0]); } fill(255,0,0); ellipse(x,y, 100,100); }
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