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thotcon 0x8 badge RGB demo
// RGB demo on the Thotcon 0x8 badge
// Board type: Arduino Leonardo
#include "FastLED.h"
#define NUM_LEDS 4
#define DATA_PIN 11
// Define the array of leds
CRGB leds[NUM_LEDS];
const int analog0 = A0; // Analog input pin that the potentiometer is attached to
const int analog1 = A1;
const int analog2 = A2;
int sensorValue0 = 0;
int sensorValue1 = 0;
int sensorValue2 = 0;
int red = 0;
int green = 0;
int blue = 0;
void setup() {
//Serial.begin(9600);
FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
}
void loop() {
// read the analog in value:
sensorValue0 = analogRead(analog0);
sensorValue1 = analogRead(analog1);
sensorValue2 = analogRead(analog2);
// print the results to the serial monitor:
// Serial.print("A0 = ");
// Serial.println(sensorValue0);
// Serial.print("A1 = ");
// Serial.println(sensorValue1);
// Serial.print("A2 = ");
// Serial.println(sensorValue2);
// Map the 0 to 1023 value from the pots to 255 to 0 brightness for the LEDs
red = map(sensorValue2, 0, 1023, 255, 0);
green = map(sensorValue1, 0, 1023, 255, 0);
blue = map(sensorValue0, 0, 1023, 255, 0);
// Sets the first 3 LEDs to Red, Green, and Blue individual brightness levels
leds[0].r = red;
leds[1].g = green;
leds[2].b = blue;
// Combines the 3 color brightness levels and displays them all mixed on the 4th LED
leds[3] = CRGB( red, green, blue );
FastLED.show();
// wait 2 milliseconds before the next loop
// for the analog-to-digital converter to settle
// after the last reading:
delay(2);
}
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