Ardunio: Create a crystal ball to tell you the future C Program

Ardunio: Create a crystal ball to tell you the future C Program

How to write a C Program to Ardunio LCD Display: Create a crystal ball to tell you the future C Programming Language ?


Solution:


//Create a crystal ball to tell you the future! 
#include <LiquidCrystal.h>
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);

const int switchPin = 6;
int switchState = 0;
int prevSwitchState = 0;
int reply;

void setup(){
  lcd.begin(16, 2);
  
  pinMode(switchPin, INPUT);
  
  lcd.print("Ask the");
  lcd.setCursor(0,1);
  lcd.print("Crystal Ball!");
}
void loop(){
switchState = digitalRead(switchPin);

if(switchState!= prevSwitchState){
  if(switchState == LOW){
    reply = random(8);
    
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("The ball says: ");
    lcd.setCursor(0, 1);
    
    switch(reply){
      case 0: lcd.print("YES");
      break;
       case 1: lcd.print("Most likely");
      break;
       case 2: lcd.print("Certainly");
      break;
       case 3: lcd.print("Outlook good");
      break;
       case 4: lcd.print("Unsure");
      break;
       case 5: lcd.print("Ask again");
      break;
       case 6: lcd.print("Doubtful");
      break;
       case 7: lcd.print("NO");
      break;
    }
  }
}
prevSwitchState = switchState;
}


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