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6_rgbwithpotentiometer.ino
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6_rgbwithpotentiometer.ino
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/*
Morse code sheet: https://drive.google.com/file/d/1liBuEK5mu3E04ymCv_On7b9cEDAkBJO1/view
Color guide: https://www.rapidtables.com/web/color/RGB_Color.html
Challenges:
1) Test Potiometer by reading it out on Serial Monitor
2) Fade red light using potentiometer (resolution=3)
3) Fade red light using potentiometer (resolution=6);
4) Fade red light using potentiometer (resolution=10);
5) Change colors of RGB based on potentiometer
6) Change (digital) through rainbow colors as you turn the potentiomter
7) Fade (analog) through rainbow as you turn the potentiometer
*/
#define RED 3
#define BLUE 5
#define GREEN 6
int counter;
void setup() {
pinMode(RED,OUTPUT); //- RED
pinMode(BLUE,OUTPUT); //- BLUE
pinMode(GREEN,OUTPUT); //- GREEN
pinMode(7,OUTPUT);
rgbOff();
Serial.begin(9600);
}
void dot() {
digitalWrite(7,HIGH);
delay(100);
digitalWrite(7,LOW);
delay(100);
}
void dash() {
digitalWrite(7,HIGH);
delay(300);
digitalWrite(7,LOW);
delay(100);
}
void rgbOff() {
analogWrite(RED,0);
analogWrite(BLUE,0);
analogWrite(GREEN,0);
}
void rgbRed() {
analogWrite(RED,255);
analogWrite(BLUE,0);
analogWrite(GREEN,0);
}
void rgbBlue() {
analogWrite(RED,0);
analogWrite(BLUE,255);
analogWrite(GREEN,0);
}
void rgbGreen() {
analogWrite(RED,0);
analogWrite(BLUE,0);
analogWrite(GREEN,255);
}
void rgbOrange() {
analogWrite(RED,255);
analogWrite(GREEN,205);
analogWrite(BLUE,0);
}
void rgbYellow() {
analogWrite(RED,222);
analogWrite(GREEN,255);
analogWrite(BLUE,0);
}
void rgbIndigo() {
analogWrite(RED,0);
analogWrite(GREEN,247);
analogWrite(BLUE,255);
}
void rgbViolet() {
analogWrite(RED,179);
analogWrite(GREEN,0);
analogWrite(BLUE,255);
}
void rgbFade(int color,int startValue, int endValue) {
int counter;
if (startValue < endValue) {
//- increment
counter = startValue;
while (counter <= endValue) {
analogWrite(color,counter);
counter = counter + 1;
delay(20);
}
}
if (startValue > endValue) {
//- decrement
counter = startValue;
while (counter >= endValue) {
analogWrite(color,counter);
counter = counter - 1;
delay(20);
}
}
}
void rainbowFade() {
//-red
rgbFade(RED,0,255);
rgbFade(BLUE,0,0);
rgbFade(GREEN,0,0);
//-orange
rgbFade(RED,255,255);
rgbFade(GREEN,0,205);
rgbFade(BLUE,0,0);
//-yellow
rgbFade(RED,255,222);
rgbFade(GREEN,205,255);
rgbFade(BLUE,0,0);
//-green
rgbFade(RED,222,0);
rgbFade(BLUE,0,0);
rgbFade(GREEN,255,255);
//-blue
rgbFade(RED,0,0);
rgbFade(BLUE,0,255);
rgbFade(GREEN,255,0);
//-indigo
rgbFade(RED,0,0);
rgbFade(GREEN,0,247);
rgbFade(BLUE,255,255);
//-violet
rgbFade(RED,0,179);
rgbFade(GREEN,247,0);
rgbFade(BLUE,255,255);
//-fade all off
rgbFade(RED,179,0);
rgbFade(GREEN,0,0);
rgbFade(BLUE,255,0);
delay(2000);
}
void rgbWithPotentiometer(int potentiometer) {
if (potentiometer == 0) {
rgbOff();
}
if (potentiometer > (146*1)) {
rgbRed();
}
if (potentiometer > (146*2)) {
rgbOrange();
}
if (potentiometer > (146*3)) {
rgbYellow();
}
if (potentiometer > (146*4)) {
rgbGreen();
}
if (potentiometer > (146*5)) {
rgbBlue();
}
if (potentiometer > (146*6)) {
rgbIndigo();
}
if (potentiometer > (146*7)) {
rgbViolet();
}
}
void loop() {
int potentiometer;
potentiometer = analogRead(A0);
Serial.println(potentiometer);
delay(100);
rgbWithPotentiometer(potentiometer);
}