Nikita Polyakov

Remote LED Mood Setter

Set LED RGB light Scenes remotely

IntermediateShowcase (no instructions)3 hours2,493
Remote LED Mood Setter

Things used in this project

Hardware components

Arduino MKR1000
Arduino MKR1000
Breadboard (generic)
Breadboard (generic)
RGB Diffused Common Cathode
RGB Diffused Common Cathode


Read more


Schematic (Use Same PINs on your MKR1000)

Fritzing did not have MKR1000, I am sure there is a way to add it, I'm lazy.


WiFiLED Modified

Based on code from Charif Mahmoudi
#include <WiFi101.h>
#include <WiFiClient.h>
#include <WiFiServer.h>
#include <WiFiSSLClient.h>
#include <WiFiUdp.h>

* This example is modified from the original file
#include <SPI.h>
#include <WiFi101.h>

char ssid[] = "";				//  your network SSID (name)
char pass[] = "";   // your network password
int keyIndex = 0;					// your network key Index number (needed only for WEP)
int ledpin = 6;

// Init the Pins used for PWM
int redPin = 2;
int greenPin = 3;
int bluePin = 4;

bool val = true;

int status = WL_IDLE_STATUS;
WiFiServer server(80);

void setup() {
	Serial.begin(9600);				// initialize serial communication
	Serial.print("Start Serial ");
	pinMode(ledpin, OUTPUT);		// set the LED pin mode
	pinMode(redPin, OUTPUT);
	pinMode(greenPin, OUTPUT);
	pinMode(bluePin, OUTPUT);

	// Check for the presence of the shield
	Serial.print("WiFi101 shield: ");
	if (WiFi.status() == WL_NO_SHIELD) {
		Serial.println("NOT PRESENT");
		return; // don't continue
	// attempt to connect to Wifi network:
	while (status != WL_CONNECTED) {
		digitalWrite(ledpin, LOW);
		Serial.print("Attempting to connect to Network named: ");
		Serial.println(ssid);                   // print the network name (SSID);
		digitalWrite(ledpin, HIGH);
		// Connect to WPA/WPA2 network. Change this line if using open or WEP network:
		status = WiFi.begin(ssid, pass);
		// wait 10 seconds for connection:
	server.begin();                           // start the web server on port 80
	printWifiStatus();                        // you're connected now, so print out the status
	digitalWrite(ledpin, HIGH);
void loop() {
	WiFiClient client = server.available();   // listen for incoming clients

	if (client) {                             // if you get a client,
		Serial.println("new client");           // print a message out the serial port
		String currentLine = "";                // make a String to hold incoming data from the client
		while (client.connected()) {            // loop while the client's connected
			if (client.available()) {             // if there's bytes to read from the client,
				char c =;             // read a byte, then
				Serial.write(c);                    // print it out the serial monitor
				if (c == '\n') {                    // if the byte is a newline character

													// if the current line is blank, you got two newline characters in a row.
													// that's the end of the client HTTP request, so send a response:
					if (currentLine.length() == 0) {
						// HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
						// and a content-type so the client knows what's coming, then a blank line:
						client.println("HTTP/1.1 200 OK");

						// the content of the HTTP response follows the header:
						client.print("Click <a href=\"/1\">here</a> turn the LED on pin 9 on<br>");
						client.print("Click <a href=\"/0\">here</a> turn the LED on pin 9 off<br>");


						client.print("Click <a href=\"/Red\">here</a> turn R on<br>");
						client.print("Click <a href=\"/Green\">here</a> turn G on<br>");
						client.print("Click <a href=\"/Blue\">here</a> turn B on<br>");


						client.print("Click <a href=\"/Movie\">here</a> turn on scene Movie<br>");
						client.print("Click <a href=\"/Reading\">here</a> turn on scene Reading<br>");


						client.print("Click <a href=\"/RESET\">here</a> RESET ALL<br>");

						// The HTTP response ends with another blank line:
						// break out of the while loop:
					else {      // if you got a newline, then clear currentLine:
						currentLine = "";
				else if (c != '\r') {    // if you got anything else but a carriage return character,
					currentLine += c;      // add it to the end of the currentLine

				// Check to see if the client request was "GET /H" or "GET /L":
				if (currentLine.endsWith("GET /1")) {
					digitalWrite(ledpin, HIGH);               // GET /H turns the LED on
				if (currentLine.endsWith("GET /0")) {
					digitalWrite(ledpin, LOW);                // GET /L turns the LED off
				if (currentLine.endsWith("GET /Red")) {
					analogWrite(redPin, 255);                // GET /R turns the LED on
				if (currentLine.endsWith("GET /Green")) {
					analogWrite(greenPin, 255);                // GET /G turns the LED on
				if (currentLine.endsWith("GET /Blue")) {
					analogWrite(bluePin, 255);                // GET /B turns the LED on

				if (currentLine.endsWith("GET /Movie")) {
					analogWrite(redPin, 128);                
					analogWrite(greenPin, 0);                
					analogWrite(bluePin, 50);               

				if (currentLine.endsWith("GET /Reading")) {
					analogWrite(redPin, 255);
					analogWrite(greenPin, 128);
					analogWrite(bluePin, 255);

				if (currentLine.endsWith("GET /RESET")) {
					analogWrite(bluePin, 0); 
					analogWrite(greenPin, 0);
					analogWrite(redPin, 0);
					digitalWrite(ledpin, LOW);

		// close the connection:
		Serial.println("client disonnected");

void printWifiStatus() {
	// print the SSID of the network you're attached to:
	Serial.print("SSID: ");

	// print your WiFi shield's IP address:
	IPAddress ip = WiFi.localIP();
	Serial.print("IP Address: ");

	// print the received signal strength:
	long rssi = WiFi.RSSI();
	Serial.print("signal strength (RSSI):");
	Serial.println(" dBm");
	// print where to go in a browser:
	Serial.print("To see this page in action, open a browser to http://");


Nikita Polyakov

Nikita Polyakov

3 projects • 8 followers
.NET Developer 10+ years Past Microsoft MVP in Mobility 5 years Published Author on Mobility 1 book Microsoft Dynamics CRM Mobile & Portal Solutions