void setup(){pinMode(13, OUTPUT); // 定义引脚13为输出pinMode(12, OUTPUT); // 定义引脚12为输出·pinMode(14, OUTPUT); // 定义引脚14为输出
}void loop(){while (true) {digitalWrite(13,HIGH);// 点亮LED Rdelay(1000);digitalWrite(13,LOW);// 熄灭LEDdelay(1000);digitalWrite(12,HIGH);// 点亮LED Ydelay(1000);digitalWrite(12,LOW);// 熄灭LEDdelay(1000);digitalWrite(14,HIGH);// 点亮LED Gdelay(1000);digitalWrite(14,LOW);// 熄灭LEDdelay(1000);}}