#include <Keypad.h>
#include <LiquidCrystal_I2C.h>
#include <Servo.h>
const uint8_t ROWS = 4;
const uint8_t COLS = 4;
char keys[ROWS][COLS] = {
{ '1', '2', '3', 'A' },
{ '4', '5', '6', 'B' },
{ '7', '8', '9', 'C' },
{ '*', '0', '#', 'D' }
};
uint8_t colPins[COLS] = { 5, 4, 3, 2 }; // Pins connected to C1, C2, C3, C4
uint8_t rowPins[ROWS] = { 9, 8, 7, 6 }; // Pins connected to R1, R2, R3, R4
Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);
#define I2C_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_LINES 2
Servo myservo; // create servo object to control a servo
Servo myservo1; // create servo object to control a servo
//int pos = 10;
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
void setup() {
Serial.begin(9600);
myservo.attach(10);
myservo1.write(0);
myservo1.attach(11);
myservo.write(0);
lcd.init();
lcd.backlight();
lcd.setCursor(5,0);
lcd.print("HOME");
lcd.setCursor(0,1);
lcd.print("kajit @L@ ");
// Init
lcd.init();
lcd.backlight();
// Print something
//lcd.setCursor(3, 0);
//lcd.print("Hello, world!");
}
void loop() {
char key = keypad.getKey();
if (key == 'A')
{
myservo.write(90);
lcd.clear();
lcd.setCursor(3,0);
lcd.print("Door Open");
delay(2000);
myservo.write(90);
lcd.clear();
lcd.setCursor(3,0);
lcd.print("Door Close");
}
else if(key=='1')
{
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Servo = 180");
myservo.write(180);
}
else if(key=='#')
{
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Servo = 180");
myservo.write(180);
}
else if(key=='2')
{
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Servo = 45");
myservo.write(45);
}
}