PRAKTIKUM DAN KULIAH: Tugas Pendahuluan Modul II

TUGAS PENDAHULUAN MODUL II MIKROPROSESOR & MIKROKONTROLER

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DAFTAR ISI

1. Kondisi

2. Rangkaian Simulasi

Bila ditekan angka 1 pada keypad akan muncul angka 9 pada sevensegmen

2. Rangkaian Simulasi [kembali]

#include <Keypad.h> //library
char tombol[4][3] =
{
{'1', '2', '3'},
{'4', '5', '6'},
{'7', '8', '9'},
{'*', '0', '#'}
};
byte pinBaris[] = {17, 18, 19, 20};
byte pinKolom[] = {14, 15, 16};
Keypad keypad = Keypad(makeKeymap(tombol),
pinBaris, pinKolom, 4, 3);
void setup()
{
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
digitalWrite(10, HIGH);
}
void loop()
{
char kode = keypad.getKey();
if (kode == NO_KEY)
return;
if (kode == '0')
{ digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, LOW);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
}
else if (kode == '1')
{ digitalWrite(2, LOW);
digitalWrite(3, LOW);
digitalWrite(4, LOW);
digitalWrite(5, LOW);
digitalWrite(6, HIGH);
digitalWrite(7, LOW);
digitalWrite(8, LOW);
}
}