Arnov Sharma
Published © MIT

Color Mixer Box

A simple RGB Color Mixer for photography use, its powered by an Arduino Nano and uses three pots for controlling the colors.

BeginnerFull instructions provided2 hours444
Color Mixer Box

Things used in this project

Hardware components

Arduino Nano R3
Arduino Nano R3
×1

Software apps and online services

Arduino IDE
Arduino IDE

Hand tools and fabrication machines

Seeed Studio Fusion PCB/PCBA
Seeed Studio Fusion PCB/PCBA

Story

Read more

Custom parts and enclosures

circuit holder

Schematics

sch

Code

code

C/C++
#include <Adafruit_NeoPixel.h>
#define NEOPIXELS 64
#define LEDsPin 9   

#include <Wire.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_GFX.h>

#define OLED_WIDTH 128
#define OLED_HEIGHT 64

#define OLED_ADDR   0x3C

Adafruit_SSD1306 display(OLED_WIDTH, OLED_HEIGHT);

const int redPotPin = A0;      
const int greenPotPin = A1;   
const int bluePotPin = A2;  

int redValue = 0; 
int greenValue = 0; 
int blueValue = 0; 

int redPotValue = 0; 
int greenPotValue = 0; 
int bluePotValue = 0; 



Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NEOPIXELS, LEDsPin, NEO_GRB + NEO_KHZ800);

void setup() {
  pinMode(LEDsPin, OUTPUT);
  pinMode(redPotPin, INPUT);
  pinMode(greenPotPin, INPUT);
  pinMode(bluePotPin, INPUT);
  display.begin(SSD1306_SWITCHCAPVCC, OLED_ADDR);
  display.clearDisplay();  
  Serial.begin(9600);

}
void loop() {
  display.clearDisplay();
  
  redPotValue = analogRead(redPotPin);
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0, 0);
  display.println("RED=");
  display.setCursor(50, 0);
  display.println(redPotValue);


//  Serial.println("RED=");
//  Serial.println(redPotValue); 

  
  greenPotValue = analogRead(greenPotPin);
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0, 20);
  display.println("GREEN=");
  display.setCursor(50, 20);
  display.println(greenPotValue);

//  Serial.println("GREEN=");
//  Serial.println(greenPotValue);    
 
  
  bluePotValue = analogRead(bluePotPin);
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0, 43);
  display.println("BLUE=");
  display.setCursor(50, 43);
  display.println(bluePotValue);
  display.display();

  
//  Serial.println("BLUE=");
//  Serial.println(bluePotValue);   
  delay(50);
 
  redValue = map(redPotValue, 0, 1023, 0, 255);
  greenValue = map(greenPotValue, 0, 1023, 0, 255);
  blueValue = map(bluePotValue, 0, 1023, 0, 255);;
 
   for (int i = 0; i < NEOPIXELS; i++) {
    
    pixels.setPixelColor(i, pixels.Color(redValue, greenValue, blueValue));
    pixels.show(); 
    delay(50); 
  }
}

Credits

Arnov Sharma

Arnov Sharma

273 projects • 286 followers
Just your average MAKER

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