วันพฤหัสบดีที่ 27 กันยายน พ.ศ. 2561

งานในชั้นเรียนที่ 9 Buzzer กับ Keypad แสดงผลที่ จอ LED 7-Segment



งานในชั้นเรียนที่  9  Buzzer กับ Keypad แสดงผลที่ จอ LED 7-Segment





CODE1
#include "LedControl.h"
#include "Keypad.h"
#define C4  262
#define D4  294
#define E4  330
#define F4  349
#define G4  392
#define A4  440
#define B4  494
#define C5  523
char keys[4][4]={
  {7,8,9,0},
  {4,5,6,0},
  {1,2,3,0},
  {0,0,0,0}};
byte rowPins[] = {7,6,5,4};
byte colPins[] = {3,2,1,0};
Keypad keypad = Keypad(makeKeymap(keys),rowPins,colPins,4,4);
int melody[] = {C4,D4,E4,F4,G4,A4,B4,C5};
int dl = 300;
int buzzerpin = 11;
LedControl lc=LedControl(8,10,9,1); 
// Pin 8->DIN, 10->CLK, 9->CS(LOAD), 1 = No.of devices
void setup() 
{
  lc.shutdown(0,false);  
  lc.setIntensity(0,5); 
  lc.clearDisplay(0);
  pinMode(buzzerpin,OUTPUT);
  digitalWrite(buzzerpin,HIGH);
}
void loop() 
{
  char key = keypad.getKey();
  if ((key != NO_KEY) && (key < 9))
  {
    lc.setDigit(0,0,key,false);
    tone(buzzerpin, melody[key-1],dl);
    delay(dl);
    digitalWrite(buzzerpin,HIGH);
  }
}


CODE2
#include "LedControl.h"
#include "Keypad.h"
#define A3  220
#define B3  247
#define C4  262
#define D4  294
#define E4  330
#define F4  349
#define G4  392
#define A4  440
#define ST  0
int melody[] = {G4,G4,G4,G4,G4,G4,E4,D4,E4,G4,C4,G4,E4,
D4,E4,C4,D4,C4,A3,C4,C4,C4,A3,C4,ST,C4,A3,C4,C4,C4,A3,
C4,ST,G4,A4,G4,E4,D4,C4,ST};
float beats[] ={0.5,0.5,0.5,0.5,1.5,0.5,0.5,0.5,0.5,0.5,
1.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,
0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,0.5,1,1,1,1};
int buzzerpin = 11;
int timestop = 70;
char keys[4][4]={
  {'7','8','9','0'},
  {'4','5','6','0'},
  {'1','2','3','0'},
  {'0','0','0','0'}};
byte rowPins[] = {7,6,5,4};
byte colPins[] = {3,2,1,0};
Keypad keypad = Keypad(makeKeymap(keys),rowPins,colPins,4,4);
LedControl lc=LedControl(8,10,9,1); 
// Pin 8->DIN, 10->CLK, 9->CS(LOAD), 1 = No.of devices
int m=1;
int num[2]; //num[0] to num[1]
char number;
int pw;
void setup() 
{
  lc.shutdown(0,false);  
  lc.setIntensity(0,5); 
  lc.clearDisplay(0);    
  pinMode(buzzerpin,OUTPUT);
  digitalWrite(buzzerpin,HIGH);
  randomSeed(analogRead(0));
  pw = random(100);
}
void loop() 
{
  char key = keypad.getKey();
  if (key != NO_KEY)
  {
     if (m==1)
        lc.clearDisplay(0); 
     lc.setChar(0,m,key,false);
     num[m]=key;
     m = m-1;
     if (m < 0)
     {
          delay(500);
          number = ((num[1]-48)*10)+(num[0]-48);
          if (number == pw)
          {
            lc.setChar(0,7,'0',false);
            lc.setChar(0,6,'H',false);
            int dl = 350;
            int numnote;
            numnote = sizeof(melody)/2;  
            for (int i=0;i<numnote;i++) 
            {
              if (melody[i]>0)
                tone(buzzerpin, melody[i],dl*beats[i]);
              delay(dl*beats[i]);
              digitalWrite(buzzerpin,HIGH);
              delay(timestop);
            }
          }
          else if (number < pw)
          {
            lc.setChar(0,7,'P',false);
            lc.setChar(0,6,'P',false);
          }
          else if (number > pw)
          {
            lc.setChar(0,7,'L',false);
            lc.setChar(0,6,'L',false);
          }
          m = 1;
     }
  }
}





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