IOT WSN
IOT IOT MATERIAL experiment no.5 interfacing IR sensor with arduino and buzzer block dig and discription Block dig: code int irSensor = 12 ; int buzzer = 7 ; void setup () { Serial . begin ( 9600 ) ; pinMode ( irSensor, INPUT ) ; pinMode ( buzzer, OUTPUT ) ; } void loop () { int value = digitalRead ( irSensor ) ; Serial . println ( "" ) ; Serial . print ( "Sensor Value = " ) ; Serial . print ( value ) ; if ( value == 0 ) { digitalWrite ( buzzer, HIGH ) ; } else { digitalWrite ( buzzer, LOW ) ; } delay ( 50 ) ; } Experiment no : 6 interfacing 16*2 lcd with arduino board for display message or informtion block dig : Code: //YWROBOT //Compatible with the Arduino IDE 1.0 //Library version:1.1 #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27,20,4); // set the LCD address to 0x27 for a 16 chars and 2 line display void setup() { ...
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