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        <title>Robotic &amp; Microcontroller Educational Knowledgepage - Network of Excellence - en:iot</title>
        <description></description>
        <link>https://home.roboticlab.eu/</link>
        <image rdf:resource="https://home.roboticlab.eu/_media/wiki/logo.png" />
       <dc:date>2026-04-05T05:05:53+00:00</dc:date>
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            <rdf:Seq>
                <rdf:li rdf:resource="https://home.roboticlab.eu/en/iot/dht?rev=1595235600&amp;do=diff"/>
                <rdf:li rdf:resource="https://home.roboticlab.eu/en/iot/encoder?rev=1595235600&amp;do=diff"/>
                <rdf:li rdf:resource="https://home.roboticlab.eu/en/iot/oled?rev=1595235600&amp;do=diff"/>
                <rdf:li rdf:resource="https://home.roboticlab.eu/en/iot/relay?rev=1595235600&amp;do=diff"/>
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    <image rdf:about="https://home.roboticlab.eu/_media/wiki/logo.png">
        <title>Robotic & Microcontroller Educational Knowledgepage - Network of Excellence</title>
        <link>https://home.roboticlab.eu/</link>
        <url>https://home.roboticlab.eu/_media/wiki/logo.png</url>
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    <item rdf:about="https://home.roboticlab.eu/en/iot/dht?rev=1595235600&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2020-07-20T09:00:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title></title>
        <link>https://home.roboticlab.eu/en/iot/dht?rev=1595235600&amp;do=diff</link>
        <description>#include &lt;Arduino.h&gt;
#include &lt;ittiot.h&gt;

#include &lt;DHT.h&gt;
#define DHTPIN D4     // what pin we&#039;re connected to
#define DHTTYPE DHT22   // DHT 22  (AM2302)

DHT dht(DHTPIN, DHTTYPE);

void iot_connected()
{
  Serial.println(&quot;MQTT connected callback&quot;);
  iot.log(&quot;IoT DHT example!&quot;);
}

void setup()
{
  Serial.begin(115200);
  Serial.println(&quot;Booting&quot;);
  iot.printConfig(); // print json config to serial //Peale Serial.begin ja enne iot.setup
  iot.setup();
  pinMode(16, OUTPUT);
  dht.begin();

}…</description>
    </item>
    <item rdf:about="https://home.roboticlab.eu/en/iot/encoder?rev=1595235600&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2020-07-20T09:00:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title></title>
        <link>https://home.roboticlab.eu/en/iot/encoder?rev=1595235600&amp;do=diff</link>
        <description>#include &lt;Arduino.h&gt;
#include &lt;ittiot.h&gt;
#include &lt;Ticker.h&gt;

#include &lt;Encoder.h&gt;

#define ENC_PIN_1 12
#define ENC_PIN_2 13

Encoder myEnc(ENC_PIN_1, ENC_PIN_2);
Ticker encTicker;

long oldPosition  = -999;
bool encFlag;

void iot_connected()
{
  Serial.println(&quot;MQTT connected callback&quot;);
  iot.log(&quot;IoT encoder example!&quot;);
}

void setEncFlag()
{
    encFlag=true;
}

void setup()
{
  Serial.begin(115200);
  Serial.println(&quot;Booting&quot;);
  iot.printConfig(); // print json config to serial //Peale S…</description>
    </item>
    <item rdf:about="https://home.roboticlab.eu/en/iot/oled?rev=1595235600&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2020-07-20T09:00:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title></title>
        <link>https://home.roboticlab.eu/en/iot/oled?rev=1595235600&amp;do=diff</link>
        <description>#include &lt;Arduino.h&gt;
#include &lt;ittiot.h&gt;
#include &lt;Ticker.h&gt;
#include &lt;ESP8266WiFi.h&gt;
#include &lt;SPI.h&gt;
#include &lt;Wire.h&gt;
#include &lt;Adafruit_GFX.h&gt;
#include &lt;Adafruit_SSD1306.h&gt;

#define OLED_RESET 0  // GPIO0

Ticker timeTicker;
Adafruit_SSD1306 display(OLED_RESET);

// ITT splashs screen bitmap. Generator: http://javl.github.io/image2cpp/
static const unsigned char PROGMEM logo16_glcd_bmp[] =
{
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x…</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2020-07-20T09:00:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title></title>
        <link>https://home.roboticlab.eu/en/iot/relay?rev=1595235600&amp;do=diff</link>
        <description>#include &lt;Arduino.h&gt;
#include &lt;ittiot.h&gt;

#define RELAY_PIN 5

// If message received switch relay
void iot_received(String topic, String msg)
{
  Serial.print(&quot;MSG FROM USER callback, topic: &quot;);
  Serial.print(topic);
  Serial.print(&quot; payload: &quot;);
  Serial.println(msg);
  if(msg == &quot;1&quot;)
  {
    digitalWrite(RELAY_PIN, HIGH);
  }

  if(msg == &quot;0&quot;)
  {
    digitalWrite(RELAY_PIN, LOW);
  }
}

void iot_connected()
{
  Serial.println(&quot;MQTT connected callback&quot;);
  iot.subscribe(&quot;relay&quot;);
  iot.log(&quot;…</description>
    </item>
    <item rdf:about="https://home.roboticlab.eu/en/iot/rgb?rev=1595235600&amp;do=diff">
        <dc:format>text/html</dc:format>
        <dc:date>2020-07-20T09:00:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title></title>
        <link>https://home.roboticlab.eu/en/iot/rgb?rev=1595235600&amp;do=diff</link>
        <description>#include &lt;Arduino.h&gt;
#include &lt;ittiot.h&gt;
#include &lt;Adafruit_NeoPixel.h&gt;

#define PIN            D2

// When we setup the NeoPixel library, we tell it how many pixels, and which pin to use to send signals.
// Note that for older NeoPixel strips you might need to change the third parameter--see the strandtest
// example for more information on possible values.
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(1, PIN, NEO_GRB + NEO_KHZ800);

// https://stackoverflow.com/questions/9072320/split-string-in…</description>
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