signal.c

// Based on NeoPixel Ring simple sketch (c) 2013 Shae Erisson
// released under the GPLv3 license 
#include <Adafruit_NeoPixel.h>
 
// Which pin on the Digispark is connected to the DigiLED?
#define PIN            3
 
// How many DigiLEDs are attached to the Digispark?
#define NUMPIXELS      2
 
// When we setup the NeoPixel library, we tell it how many pixels, and which pin to use to send signals.
// For the WS2812B type through hole LED used by the DigiLED,  NEO_RGB + NEO_KHZ800 is the correct data format
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_RGB + NEO_KHZ800);
 
int delayval = 280; // delay
bool oldState = LOW;
void setup() 
{
  pinMode(0, INPUT);
  pinMode(1, INPUT);
  pinMode(2, INPUT);
  pixels.begin(); // This initializes the NeoPixel library.
  pixels.show(); // Initialize all pixels to 'off'
}
 
void loop()
{
  if (!digitalRead(0)) {
    freinage();
  } else if (!digitalRead(1) && !digitalRead(2)) {
    warning();
  } else if (!digitalRead(1)) {
    clignotant_droit();
  } else if (!digitalRead(2)) {
    clignotant_gauche();
  }else if (oldState == HIGH) {
    eteint();
    oldState = LOW;
  }
  delay(10);
}


void clign(int pin){
  eteint();//Reset
  if (oldState == LOW) {
    pixels.setPixelColor(pin, pixels.Color(255, 90, 0)); //orange
  }else {
    pixels.setPixelColor(pin, pixels.Color(0, 0, 0)); //black
  }
  pixels.show();
  delay(delayval);
  oldState = !oldState;
}

void clignotant_droit(){
  clign(1);
}

void clignotant_gauche()
{
  clign(0);
}

void warning(){
  if (oldState == LOW) {
    pixels.setPixelColor(0, pixels.Color(255, 90, 0)); //orange
    pixels.setPixelColor(1, pixels.Color(255, 90, 0)); //orange
  } else {
    pixels.setPixelColor(0, pixels.Color(0, 0, 0)); //black
    pixels.setPixelColor(1, pixels.Color(0, 0, 0)); //black
  }
  pixels.show();
  delay(delayval);
  oldState = !oldState;
}

void freinage()
{
  pixels.setPixelColor(0, pixels.Color(255, 0, 0)); //red
  pixels.setPixelColor(1, pixels.Color(255, 0, 0)); //red
  pixels.show();
  oldState = HIGH;
}

void eteint()
{
  pixels.setPixelColor(0, pixels.Color(0, 0, 0)); //black
  pixels.setPixelColor(1, pixels.Color(0, 0, 0)); //black
  pixels.show();
  //pixels.clear();
}