Nikita Polyakov
Published

Remote LED Mood Setter

Set LED RGB light Scenes remotely

IntermediateShowcase (no instructions)3 hours3,443
Remote LED Mood Setter

Things used in this project

Hardware components

Arduino MKR1000
×1
Breadboard (generic)
Breadboard (generic)
×1
RGB Diffused Common Cathode
RGB Diffused Common Cathode
×1

Story

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Schematics

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.

Code

WiFiLED Modified

Arduino
Based on code from Charif Mahmoudi
https://www.hackster.io/charifmahmoudi/arduino-mkr1000-getting-started-08bb4a
#include <WiFi101.h>
#include <WiFiClient.h>
#include <WiFiServer.h>
#include <WiFiSSLClient.h>
#include <WiFiUdp.h>

/*
* This example is modified from the original file
* https://github.com/arduino-libraries/WiFi101/blob/master/examples/SimpleWebServerWiFi/SimpleWebServerWiFi.ino
*/
#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
	}
	Serial.println("DETECTED");
	// 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:
		delay(10000);
	}
	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 = client.read();             // 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");
						client.println("Content-type:text/html");
						client.println();

						// 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("<hr>");

						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("<hr>");

						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("<hr>");

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

						// The HTTP response ends with another blank line:
						client.println();
						// break out of the while loop:
						break;
					}
					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:
		client.stop();
		Serial.println("client disonnected");
	}
}

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

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

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

Credits

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

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