Hey guys,
So I have a code for a ring of LEDs to make them chase faster and faster. I have the LEDs connected into the PWM pins arranged so that they are symmetrical, which is why the pins switching on and off in my code jump around a little. Here's the code:
void setup() {
// initialize the digital pin as an output.
// Pin 13 has an LED connected on most Arduino boards:
pinMode(0, OUTPUT);
pinMode(1, OUTPUT);
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(12, OUTPUT);
pinMode(13, OUTPUT);
}
void loop() {
digitalWrite(1, HIGH);
delay(500);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
delay(500);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(500);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(500);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(500);
digitalWrite(5, LOW);
digitalWrite(7, HIGH);
delay(500);
digitalWrite(7, LOW);
digitalWrite(6, HIGH);
delay(500);
digitalWrite(6, LOW);
digitalWrite(8, HIGH);
delay(500);
digitalWrite(8, LOW);
digitalWrite(12, HIGH);
delay(500);
digitalWrite(12, LOW);
digitalWrite(9, HIGH);
delay(500);
digitalWrite(9, LOW);
digitalWrite(13, HIGH);
delay(500);
digitalWrite(13, LOW);
digitalWrite(10, HIGH);
delay(500);
digitalWrite(10, LOW);
digitalWrite(0, HIGH);
delay(500);
digitalWrite(0, LOW);
digitalWrite(11, HIGH);
delay(500);
digitalWrite(11, LOW);
digitalWrite(1, HIGH);
delay(400);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
delay(400);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(400);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(400);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(400);
digitalWrite(5, LOW);
digitalWrite(7, HIGH);
delay(400);
digitalWrite(7, LOW);
digitalWrite(6, HIGH);
delay(400);
digitalWrite(6, LOW);
digitalWrite(8, HIGH);
delay(400);
digitalWrite(8, LOW);
digitalWrite(12, HIGH);
delay(400);
digitalWrite(12, LOW);
digitalWrite(9, HIGH);
delay(400);
digitalWrite(9, LOW);
digitalWrite(13, HIGH);
delay(400);
digitalWrite(13, LOW);
digitalWrite(10, HIGH);
delay(400);
digitalWrite(10, LOW);
digitalWrite(0, HIGH);
delay(400);
digitalWrite(0, LOW);
digitalWrite(11, HIGH);
delay(400);
digitalWrite(11, LOW);
digitalWrite(1, HIGH);
delay(300);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
delay(300);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(300);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(300);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(300);
digitalWrite(5, LOW);
digitalWrite(7, HIGH);
delay(300);
digitalWrite(7, LOW);
digitalWrite(6, HIGH);
delay(300);
digitalWrite(6, LOW);
digitalWrite(8, HIGH);
delay(300);
digitalWrite(8, LOW);
digitalWrite(12, HIGH);
delay(300);
digitalWrite(12, LOW);
digitalWrite(9, HIGH);
delay(300);
digitalWrite(9, LOW);
digitalWrite(13, HIGH);
delay(300);
digitalWrite(13, LOW);
digitalWrite(10, HIGH);
delay(300);
digitalWrite(10, LOW);
digitalWrite(0, HIGH);
delay(300);
digitalWrite(0, LOW);
digitalWrite(11, HIGH);
delay(300);
digitalWrite(11, LOW);
digitalWrite(1, HIGH);
delay(200);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
delay(200);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(200);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(200);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(200);
digitalWrite(5, LOW);
digitalWrite(7, HIGH);
delay(200);
digitalWrite(7, LOW);
digitalWrite(6, HIGH);
delay(200);
digitalWrite(6, LOW);
digitalWrite(8, HIGH);
delay(200);
digitalWrite(8, LOW);
digitalWrite(12, HIGH);
delay(200);
digitalWrite(12, LOW);
digitalWrite(9, HIGH);
delay(200);
digitalWrite(9, LOW);
digitalWrite(13, HIGH);
delay(200);
digitalWrite(13, LOW);
digitalWrite(10, HIGH);
delay(200);
digitalWrite(10, LOW);
digitalWrite(0, HIGH);
delay(200);
digitalWrite(0, LOW);
digitalWrite(11, HIGH);
delay(200);
digitalWrite(11, LOW);
digitalWrite(1, HIGH);
delay(100);
digitalWrite(1, LOW);
digitalWrite(2, HIGH);
delay(100);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(100);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(100);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(100);
digitalWrite(5, LOW);
digitalWrite(7, HIGH);
delay(100);
digitalWrite(7, LOW);
digitalWrite(6, HIGH);
delay(100);
digitalWrite(6, LOW);
digitalWrite(8, HIGH);
delay(100);
digitalWrite(8, LOW);
digitalWrite(12, HIGH);
delay(100);
digitalWrite(12, LOW);
digitalWrite(9, HIGH);
delay(100);
digitalWrite(9, LOW);
digitalWrite(13, HIGH);
delay(100);
digitalWrite(13, LOW);
digitalWrite(10, HIGH);
delay(100);
digitalWrite(10, LOW);
digitalWrite(0, HIGH);
delay(100);
digitalWrite(0, LOW);
digitalWrite(11, HIGH);
delay(100);
digitalWrite(11, LOW);
digitalWrite(1, HIGH);
}
Now, at the end of this code, I want the 6 PWM LEDs to begin pulsing (fading in and out) in an endless loop. I tried using this code:
analogWrite(9, brightness);
// change the brightness for next time through the loop:
brightness = brightness + fadeAmount;
// reverse the direction of the fading at the ends of the fade:
if (brightness == 0 || brightness == 255) {
fadeAmount = -fadeAmount ;
}
// wait for 30 milliseconds to see the dimming effect
delay(30);
}
at the end of it (I also set int brightness = 0 and int fadeAmount= 5 before the setup), but it did not work correctly. What's the best way to go about this? I've searched around but am having trouble finding the answer. Thanks, guys!