• Arduino Code

    DHT11 and I2C LCD example

    This particular little project involved connected a DH11 breakout and an I2C LCD display to an Arduino and then displaying the humidity and temperature on the display. The code is…

  • Arduino Code

    I2C Scanner

    #include <Wire.h> void setup() { Wire.begin(); Serial.begin(9600); Serial.println(“\nI2C Scanner”); } void loop() { byte error, address; int nDevices; Serial.println(“Scanning…”); nDevices = 0; for(address = 1; address < 127; address++ )…

  • Arduino Code

    Arduino and process IR remote keys

    The IR reciever and remote were part of a kit Code #include “IRremote.h” int receiver = 3; IRrecv irrecv(receiver); decode_results results; void setup() { Serial.begin(9600); irrecv.enableIRIn(); } void loop() {…

  • Arduino Code

    Arduino Voltmeter

    LCD voltmeter example YOU SHOULD NOT MEASURE MORE THAN 5v or reverse the polarity, you risk causing damage to your Arduino   I tested a 1.5v battery, the reading was…

  • Arduino Code

    HMC5883L Arduino example

    /* Analog input 4 I2C SDA Analog input 5 I2C SCL */ #include <Wire.h> #define address 0x1E //I2C 7bit address of HMC5883 void setup(){ Serial.begin(9600); Wire.begin(); //Put the HMC5883 IC…

  • Arduino Tutorials

    Arduino Clock

    In this example we will experiment with a DS1307 breakout, a keypad/LCD shield and an Arduino. We will create a simple clock example. The DS1307 real-time clock is a low-power,…

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