Jogo da Tabuada

Chegou a hora de você testar com esse game os seus conhecimentos da tabuada de multiplicação.

Esquema de Montagem

Montagem na Prática

Programação

//Jogo da Tabuada //www.professorakeila.com.br /* * Data input and output whit Arduino, Keypad 4x4, LCD 2x16 and buzzer * 2015, by José Augusto Cintra (www.josecintra.com/blog) */ #include <Keypad.h> #include <LiquidCrystal.h> #include "pitches.h" // Musical Notes //keyPad definitions const byte numRows= 4; //number of rows on the keypad const byte numCols= 4; //number of columns on the keypad char keyMap[numRows][numCols]= { {'1', '2', '3', 'A'}, {'4', '5', '6', 'B'}, {'7', '8', '9', 'C'}, {'*', '0', '#', 'D'} }; byte rowPins[numRows] = {9,8,7,6}; //Rows 0 to 3 byte colPins[numCols]= {5,4,3,2}; //Columns 0 to 3 Keypad keyPad= Keypad(makeKeymap(keyMap), rowPins, colPins, numRows, numCols); //LCD Display LiquidCrystal lcd(A0, A1, A2, A3, A4, A5); //Buzzer int buzzPin = 10; //connect a 100ohms resistor on this pin void setup() { lcd.begin(16, 2); pinMode(buzzPin,OUTPUT); //Buzzer pin randomSeed(analogRead(7));//Starts the random number generator on this analogic pin } void loop() { lcd.clear(); lcd.setCursor(0, 0); //Choose two numbers and displays them on the LCD int num1 = random(2, 11); int num2 = random(2, 11); int result = num1 * num2; String mult = String(num1) + " x " + String(num2) + " = "; lcd.print(mult); // Waiting for user response and evaluates the result int hit = readVal().toInt(); lcd.setCursor(0, 1); if (result == hit){ lcd.print(":-)"); playHappy(); } else { lcd.print(":-( " + String(result)); playAlarm(); } hit = readVal().toInt(); //Just waiting for you to press any key to continue } //Data input: Enter the values and press "#" String readVal(){ String myString = ""; char keyPressed = keyPad.getKey(); while (keyPressed != '#'){ keyPressed = keyPad.getKey(); if ((keyPressed != NO_KEY) && (keyPressed != '#')) { myString.concat(keyPressed); lcd.print(keyPressed); playTone(); } } return(myString); } //Success: Play "Happy Birthday" void playHappy(){ int melody[] = {NC4,NC4,ND4,NC4,NF4,NE4, NC4,NC4,ND4,NC4,NG4,NF4, NC4,NC4,NC5,NA4,NF4,NE4,ND4, NAS4,NAS4,NA4,NF4,NG4,NF4 }; int noteDurations[] = {6,12,4,4,4,2, 6,12,4,4,4,2, 6,12,4,4,4,4,2, 6,12,4,4,4,2, }; for (int thisNote = 0; thisNote < 12; thisNote++) { int noteDuration = 1000/noteDurations[thisNote]; tone(buzzPin, melody[thisNote],noteDuration); int pauseBetweenNotes = noteDuration * 1.30; delay(pauseBetweenNotes); noTone(buzzPin); } } //Error: Play a alarm void playAlarm(){ for (int thisNote = 150; thisNote < 1000; thisNote += 1) { tone(buzzPin, thisNote, 10); delay(1); } for (int thisNote = 1000; thisNote > 150; thisNote -= 1) { tone(buzzPin, thisNote, 10); delay(1); } } //Beeps on key presses void playTone(){ tone(buzzPin, 150, 10); }