processing從串口讀數(shù)據(jù)

ID:140343 · 發(fā)表于 2016-9-24 22:58

float px = 0.0;import processing.serial.*;
Serial port;
float val;

void setup(){
size(440,220);
fill(255,20,50);
println(Serial.list());
String arduinoPort = Serial.list()[1];
port = new Serial(this,arduinoPort,9600);
}

void draw(){
  background(0);
  stroke(255);
  if(port.available()>0){
val = port.read();
val= map(val,0,255,0,height);
  }
  rect(40,val-10,360,20);
}

/*
int sensorPin = A0;
int val = 0;
void setup(){
  Serial.begin(9600);
  }

void loop(){
val = analogRead(sensorPin);
val = map(val,0,1023,0,255);
Serial.write(val);
//Serial.println();
//Serial.println(val);
delay(100);
}

*/

import processing.serial.*;
Serial port;
float val;
int x;
float easing = 0.05;
float easedVal;

void setup(){
size(440,440);
frameRate(30);
smooth();
fill(255,20,50);
println(Serial.list());
String arduinoPort = Serial.list()[1];
port = new Serial(this,arduinoPort,9600);
background(0);
}

void draw(){

  if(port.available()>0){
val = port.read();
val= map(val,0,255,0,height);
  }
  float targetVal = val;easedVal += (targetVal-easedVal) * easing;

  stroke(0);
  line(x,0,x,height);
  stroke(255);
  line(x+1,0,x+1,height);
  line(x,220,x,val);
  line(x,440,x,easedVal+220);
  x++;
  if(x>width){
x =0;
  }
}

/*
int sensorPin = A0;
int val = 0;
void setup(){
  Serial.begin(9600);
  }

void loop(){
val = analogRead(sensorPin);
val = map(val,0,1023,0,255);
Serial.write(val);
//Serial.println();
//Serial.println(val);
delay(100);
}

*/

import processing.serial.*;
Serial port;
float val;
float angle;
float radius;

void setup(){
size(440,440);
frameRate(30);
smooth();
strokeWeight(2);
fill(255,20,50);
println(Serial.list());
String arduinoPort = Serial.list()[1];
port = new Serial(this,arduinoPort,9600);
background(0);
}

void draw(){

  if(port.available()>0){
val = port.read();
radius = map(val,0,255,0,height*0.45);
  }
int middleX = width/2;
int middleY = height/2;
float x = middleX +cos(angle)*height/2;
float y = middleY + sin(angle)*height/2;
stroke(0);
line(middleX,middleY,x,y);

x = middleX +cos(angle)*radius;
y = middleY + sin(angle)*radius;
stroke(255);
line(middleX,middleY,x,y);
angle += 0.01;
}

/*
int sensorPin = A0;
int val = 0;
void setup(){
  Serial.begin(9600);
  }

void loop(){
val = analogRead(sensorPin);
val = map(val,0,1023,0,255);
Serial.write(val);
//Serial.println();
//Serial.println(val);
delay(100);
}

*/

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