shfitz

// constants for the pins
const int LEDPin = 2;
const int switchPin = 3;
// variables for the previous switch state and LED
int ledState = LOW;
int lastSwitchVal = LOW;

void setup() {
  // configure your pins
  pinMode(LEDPin, OUTPUT);

shfitz

const int LEDPin = 2;
const int switchPin = 3;
int switchVal;

void setup() {
  // configure your pins
  pinMode(LEDPin, OUTPUT);
  pinMode(switchPin, INPUT);
}

shfitz

// this sketch is for use with a L293D stepper motor and an Arduino
// pin 3 is connected to the enable pin for PWM control of speed
// pins 4 and 5 are connected to motor control inputs
// a pot connected to pin A0 is used as an interface for speed
// a switch connected to pin 6 controls the direction of the motor

int motorSpeed = 0;       // variable for the motor speed
int sensorPin = A0;       // analog input pin woiht the pot
int switchPin = 6;        // variable for the button
int enablePin = 3;        // pin to control motor speed

shfitz

#include <Adafruit_NeoPixel.h>

#define LED_PIN    3
#define LED_COUNT 5

Adafruit_NeoPixel leds(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

byte bright = 0;

void setup() {

shfitz

const int potPin = A0; // pin the switch is connected to
int potVal; // variable to hold the value from the switch

void setup() {
  Serial.begin(9600);
}

void loop() {
  // read the value of the pot and store it

shfitz

// include the neopixel library
#include <Adafruit_NeoPixel.h>

int ledPin = 3; // the pin the LED data line is connected to
int numLED = 5; // number of LEDs you are controlling

// call the constructor for the neopixels
Adafruit_NeoPixel leds(numLED, ledPin, NEO_GRB + NEO_KHZ800);

int input[] = {0, 0, 0};      // an array to hold color data

shfitz

/*
   Creates a randomly sparkling effect on an arbitrary number of
   LEDs using the WS2812 driver. 
*/

#include <Adafruit_NeoPixel.h> // include the neopixel library
// most people use FastLED for the blinkytape, but the Adafruit
// library is more my speed

#define PIN 3 // we're using the blinkytape, data is pin 13

shfitz

// include the neopixel library
#include <Adafruit_NeoPixel.h>

int ledPin = 3; // the pin the LED data line is connected to
int numLED = 5; // number of LEDs you are controlling

// call the constructor
Adafruit_NeoPixel leds(numLED, ledPin, NEO_GRB + NEO_KHZ800);

int sensorPin = A0; // pin the sensor is attached to

shfitz

// include the neopixel library
#include <Adafruit_NeoPixel.h>

int ledPin = 3; // the pin the LED data line is connected to
int numLED = 5; // number of LEDs you are controlling

// call the constructor
Adafruit_NeoPixel leds(numLED, ledPin, NEO_GRB + NEO_KHZ800);

// variables to hold colors

shfitz

int firstSensor = 0;    // first analog sensor
int secondSensor = 0;   // second analog sensor
int thirdSensor = 0;    // digital sensor
int inByte = 0;         // incoming serial byte

void setup() {
  // start serial port at 9600 bps and wait for port to open:
  Serial.begin(9600);
  while(!Serial){
    ;;