Created
January 1, 2016 03:59
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This sketch is a follow up to my last one 'AdjustBrightness'
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/* | |
Adjust RGB - Choose exactly what colour you want! | |
This sketch is a follow up to my last one 'AdjustBrightness' | |
The code receives the analog sensor value of the potentiometer from analog pin 0, | |
maps it from a range of 0 - 511 and uses this value choose what colour to light up. | |
created 26 Dec 2015 | |
by Muhammad Muhsin | |
*/ | |
int potPin = 0; | |
int redPin = 9; | |
int greenPin = 10; | |
int bluePin = 11; | |
void setup() { | |
//intializing the pins | |
pinMode(redPin, OUTPUT); | |
pinMode(greenPin, OUTPUT); | |
pinMode(bluePin, OUTPUT); | |
} | |
void loop() { | |
//reading value from pot | |
int val = map(analogRead(potPin), 0, 1023, 0, 511); | |
//setting colour accordin to reading from pot | |
if(val < 256) { | |
setLedColour(255 - val, val, 0); | |
delay(5); | |
} | |
else if(val < 512) { | |
setLedColour(0, 255 - val, val); | |
delay(5); | |
} | |
} | |
void setLedColour(int red, int green, int blue) { | |
analogWrite(redPin, red); | |
analogWrite(greenPin, green); | |
analogWrite(bluePin, blue); | |
} |
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