彩虹RGB

int redPin = 11;int greenPin = 10;int bluePin = 9;void setup(){  pinMode(redPin, OUTPUT);  pinMode(greenPin, OUTPUT);  pinMode(bluePin, OUTPUT);  }void loop(){  RGB(255,0,0);  delay(1000);  RGB(255,50,0);  delay(1000);  RGB(255,100,0);  delay(1000);  RGB(0,255,0);  delay(1000);  RGB(0,255,80);  delay(1000);  RGB(0,0,255);  delay(1000);  RGB(255,0,200);  delay(1000);}void RGB(int red, int green, int blue){  analogWrite(redPin, red);  analogWrite(greenPin, green);  analogWrite(bluePin, blue);  }