Posts Tagged ‘interfacing’

Interfacing of Arduino with 16×2 LCD Display

???????????????????????????????????? #include <LiquidCrystal.h> // initialize the library with the numbers of the interface pins LiquidCrystal lcd(7, 6, A0, A1, A2, A3); void setup() { lcd.begin(16, 2); } void loop() { // Print a message to the LCD. lcd.print(“Welcome…”); delay(4000); lcd.clear(); lcd.print(“Novel Technology”); delay(4000); }

Interfacing of Arduino with 4×4 Keypad

???????????????????????????????????? int row[]={11,10,9,8}; int col[]={5,4,3,2}; int i,j; int col_scan; void setup() { Serial.begin(9600); for(i=0;i
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