#include <Password.h>
#include <Keypad.h>
#include <Servo.h> //tells to use servo library
Servo myservo; //declares servo
Password password = Password( "your_password" ); //password to unlock box, can be changed
const byte ROWS = 4; // Four rows
const byte COLS = 4; // columns
// Define the Keymap
char keys[ROWS][COLS] = {
{'1','2','3','A'},
{'4','5','6','B'},
{'7','8','9','C'},
{'*','0','#','D'}
};
// Connect keypad ROW0, ROW1, ROW2 and ROW3 to these Arduino pins.
byte rowPins[ROWS] = { 5, 4, 3, 2 };// Connect keypad COL0, COL1 and COL2 to these Arduino pins.
byte colPins[COLS] = { 8, 7, 6, 9 };
// Create the Keypad
Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
void setup(){
Serial.begin(9600);
Serial.print(254, BYTE);
Serial.print(0x01, BYTE);
delay(200);
pinMode(11, OUTPUT); //green light
pinMode(12, OUTPUT); //red light
myservo.attach(13); //servo on digital pin 9 //servo
keypad.addEventListener(keypadEvent); //add an event listener for this keypad
}
void loop(){
keypad.getKey();
myservo.write(0);
}
//take care of some special events
void keypadEvent(KeypadEvent eKey){
switch (keypad.getState()){
case PRESSED:
Serial.print("Enter: ");
Serial.println(eKey);
delay(10);
Serial.print(254, BYTE);
switch (eKey){
case 'A': checkPassword(); delay(1); break;
case 'B': password.reset(); delay(1); break;
default: password.append(eKey); delay(1);
}
}
}
void checkPassword(){
if (password.evaluate()){ //if password is right open box
Serial.println("Accepted");
Serial.print(254, BYTE);delay(10);
//Add code to run if it works
myservo.write(5); //160deg
digitalWrite(11, HIGH);//turn on
delay(500); //wait 5 seconds
digitalWrite(11, LOW);// turn off
}else{
Serial.println("Denied"); //if passwords wrong keep box locked
Serial.print(254, BYTE);delay(10);
//add code to run if it did not work
myservo.write(0);
digitalWrite(12, HIGH); //turn on
delay(500); //wait 5 seconds
digitalWrite(12, LOW);//turn off
}
}
( het arduino gedeelte is echt een probleem)
, mschn op zonenergie?)
)
op het OLED schermpje, en dan vraagt die om bepaalde pinnetjes te verbinden (al dan niet met weerstand) en een led (waarvan ze in de demo ook detecteren of hij omgekeerd gepolariseerd staat of niet).