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puzzle01_defusal.ino
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puzzle01_defusal.ino
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/*
Puzzle #1: TNT detonation
original reference: http://www.instructables.com/id/Arduino-defuseable-bomb-perfect-for-airsoft-games-/
*/
#include <Keypad.h>
#include <LiquidCrystal.h>
#include <Servo.h>
#define pound 14
Servo servo; // create new servo object
int servo_pos = 0; // store position of servo
int Scount = 12; // count seconds
int Mcount = 10; // count minutes
int Hcount = 0; // count hours
int DefuseTimer = 0; // set timer to 0
long secMillis = 0; // store last time for second add
long interval = 1000; // interval for seconds
char password[4]; // number of characters in our password
int currentLength = 0; //defines which number we are currently writing
int i = 0;
char entered[4];
int ledPin = 4; //red led
int ledPin2 = 3; //yellow led
int ledPin3 = 2; //green led
LiquidCrystal lcd(7,8,10,11,12,13); // the pins we use on the LCD
const byte ROWS = 4; //four rows
const byte COLS = 3; //three columns
char keys[ROWS][COLS] = {
{'1','2','3'},
{'4','5','6'},
{'7','8','9'},
{'*','0','#'}
};
byte rowPins[ROWS] = {5, A5, A4, A2}; //connect to the row pinouts of the keypad
byte colPins[COLS] = {A1, A0, A3}; //connect to the column pinouts of the keypad
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
//////////////////////////////////////////////////////////////////
void setup(){
servo.attach(9); // CONFIGURE SERVO TO DIGITAL PIN
pinMode(ledPin, OUTPUT); // sets the digital pin as output
pinMode(ledPin2, OUTPUT); // sets the digital pin as output
pinMode(ledPin3, OUTPUT); // sets the digital pin as output
// allow a custom "correct code" to be set upon resetting
lcd.begin(16, 2);
Serial.begin(9600);
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Enter Code: ");
while (currentLength < 4)
{
lcd.setCursor(currentLength + 6, 1);
lcd.cursor();
char key = keypad.getKey();
key == NO_KEY;
if (key != NO_KEY)
{
if ((key != '*')&&(key != '#'))
{
lcd.print(key);
password[currentLength] = key;
currentLength++;
}
}
}
if (currentLength == 4)
{
delay(500);
lcd.noCursor();
lcd.clear();
lcd.home();
lcd.print("You've Entered: ");
lcd.setCursor(6,1);
lcd.print(password[0]);
lcd.print(password[1]);
lcd.print(password[2]);
lcd.print(password[3]);
delay(2000);
lcd.clear();
currentLength = 0;
}
}
/////////////////////////////////////////////////////////
void loop()
{
timer();
char key2 = keypad.getKey(); // get the key
if (key2 == '*')
{
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Code: ");
while (currentLength < 4)
{
timer();
char key2 = keypad.getKey();
if (key2 == '#')
{
currentLength = 0;
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Code: ");
}
else
if (key2 != NO_KEY)
{
lcd.setCursor(currentLength + 7, 0);
lcd.cursor();
lcd.print(key2);
entered[currentLength] = key2;
currentLength++;
//tone1.play(NOTE_C6, 200);
delay(100);
lcd.noCursor();
lcd.setCursor(currentLength + 6, 0);
lcd.print("*");
lcd.setCursor(currentLength + 7, 0);
lcd.cursor();
}
}
if (currentLength == 4)
{
// check the entered array against the 'correct code' array
if (entered[0] == password[0] && entered[1] == password[1] && entered[2] == password[2] && entered[3] == password[3])
{
// password correct!!!
lcd.noCursor();
lcd.clear();
lcd.home();
servo.write(0); /////////////////// tell servo to move to position
lcd.print("CODE CORRECT!");
delay(2000);
lcd.clear();
lcd.print("DETONATED!");
currentLength = 0;
digitalWrite(ledPin3, HIGH);
delay(2500);
lcd.setCursor(0,1);
lcd.print("...");
servo.write(180);
delay(2500);
servo.write(0);
delay(100000); // make the arduino stay at this state
}
else
{
lcd.noCursor();
lcd.clear();
lcd.home();
lcd.print("CODE INCORRECT!");
delay(1500);
lcd.clear();
currentLength = 0;
}
}
}
}
////////////////////////////// COUNTDOWN FOR "AIR LEFT" TIMER ON DISPLAY
void timer()
{
Serial.print(Scount);
Serial.println();
if (Hcount <= 0)
{
if ( Mcount < 0 )
{
lcd.noCursor();
lcd.clear();
lcd.home();
lcd.print("YOU HAVE ");
lcd.setCursor (0,1);
lcd.print("DIED!");
while (Mcount < 0)
{
// visual "game over" feedback through LEDs
digitalWrite(ledPin, HIGH); // sets the LED on
delay(100);
digitalWrite(ledPin, LOW); // sets the LED off
delay(100);
digitalWrite(ledPin2, HIGH); // sets the LED on
delay(100);
digitalWrite(ledPin2, LOW); // sets the LED off
delay(100);
digitalWrite(ledPin3, HIGH); // sets the LED on
delay(100);
digitalWrite(ledPin3, LOW); // sets the LED off
delay(100);
}
}
}
// OUTPUT FOR CURRENT TIME
lcd.setCursor (0,1); // sets cursor to 2nd line
lcd.print ("Timer:");
if (Hcount >= 10)
{
lcd.setCursor (7,1);
lcd.print (Hcount);
}
if (Hcount < 10)
{
lcd.setCursor (7,1);
lcd.write ("0");
lcd.setCursor (8,1);
lcd.print (Hcount);
}
lcd.print (":");
if (Mcount >= 10)
{
lcd.setCursor (10,1);
lcd.print (Mcount);
}
if (Mcount < 10)
{
lcd.setCursor (10,1);
lcd.write ("0");
lcd.setCursor (11,1);
lcd.print (Mcount);
}
lcd.print (":");
if (Scount >= 10)
{
lcd.setCursor (13,1);
lcd.print (Scount);
}
if (Scount < 10)
{
lcd.setCursor (13,1);
lcd.write ("0");
lcd.setCursor (14,1);
lcd.print (Scount);
}
if (Hcount <0)
{
Hcount = 0;
}
if (Mcount <0)
{
Hcount --;
Mcount = 59;
}
if (Scount <1) // if 60 do this operation
{
Mcount --; // add 1 to Mcount
Scount = 59; // reset Scount
}
if (Scount > 0) // do this oper. 59 times
{
unsigned long currentMillis = millis();
if(currentMillis - secMillis > interval)
{
//tone1.play(NOTE_G5, 200);
secMillis = currentMillis;
Scount --; // add 1 to Scount
digitalWrite(ledPin2, HIGH); // sets the LED on
delay(10); // waits for a second
digitalWrite(ledPin2, LOW); // sets the LED off
delay(10); // waits for a second
//lcd.clear();
}
}
}