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@oveddan
Last active October 12, 2017 17:24
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Controls the flashing speed of an analog RGB led strip. The on duration is 10%. For use with a zoetrope
#define LOWER_READ 143
#define UPPER_READ 940
#define INTERVAL_PIN A0
#define REDPIN 5
#define GREENPIN 6
#define BLUEPIN 9
#define ON_PERCENTAGE .1
long lastIntervalStart;
bool on;
void setup() {
Serial.begin(9600);
//Serial.println(frameDuration);
pinMode(INTERVAL_PIN, INPUT);
pinMode(REDPIN, OUTPUT);
pinMode(BLUEPIN, OUTPUT);
pinMode(GREENPIN, OUTPUT);
lastIntervalStart = millis();
on = false;
setColor(255, 255, 255);
}
void setColor(int r, int g, int b) {
analogWrite(REDPIN, r);
analogWrite(BLUEPIN, b);
analogWrite(GREENPIN, g);
}
void loop() {
float intervalDuration = constrain(map(analogRead(INTERVAL_PIN), LOWER_READ, UPPER_READ, 0.0, 200.0), 0, 200.0);
float onDuration = intervalDuration * ON_PERCENTAGE;
float intervalElapsedTime = millis() - lastIntervalStart;
if (on && intervalElapsedTime > onDuration) {
on = false;
setColor(0, 0, 0);
}
if (intervalElapsedTime > intervalDuration) {
lastIntervalStart = millis();
Serial.println(intervalDuration);
on = true;
setColor(255, 255, 255);
}
}
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