变色LED
int f=8;int a=9;
int b=10;
void setup()
{
pinMode(4,OUTPUT);
pinMode(5,OUTPUT);
pinMode(6,OUTPUT);
pinMode(7,OUTPUT);
pinMode(A0,OUTPUT);
pinMode(A1,OUTPUT);
pinMode(f,OUTPUT);
pinMode(a,OUTPUT);
pinMode(b,OUTPUT);
Serial.begin(9600);
}
void loop()
{
int d=analogRead(A5);
Serial.println(d);
analogWrite(f,d/4);
analogWrite(a,d/4-f);
analogWrite(b,d/4-a);
}
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