งานปฎิบัติ 7

งาน ปฎิบัติ 7


Key Pad

wiring diagram



Cod 1

#include "LedControl.h"
#include "Keypad.h"
char keys[4][4]={
  {'7','8','9','A'},
  {'4','5','6','B'},
  {'1','2','3','C'},
  {'E','0','F','D'}};
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
void setup() 
{
  lc.shutdown(0,false);  
  lc.setIntensity(0,5); 
  lc.clearDisplay(0);      
}
void loop() 
{
  char key = keypad.getKey();
  if (key != NO_KEY)
  {
    lc.setChar(0,0,key,false);
  }
}

Cod 2
#include "LedControl.h"
#include "Keypad.h"
char keys[4][4]={
  {'7','8','9','A'},
  {'4','5','6','B'},
  {'1','2','3','C'},
  {'*','0','#','D'}};
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=7;
void setup() 
{
  lc.shutdown(0,false);  
  lc.setIntensity(0,5); 
  lc.clearDisplay(0);      
}
void loop() 
{
  char key = keypad.getKey();
  if (key != NO_KEY)
  {
     if (m==7)
        lc.clearDisplay(0); 
     lc.setChar(0,m,key,false);
     m = m-1;
     if (m < 0)
        m = 7;
  }
}



Cod 3

#include "LedControl.h"
#include "Keypad.h"
char keys[4][4]={
  {'7','8','9','A'},
  {'4','5','6','B'},
  {'1','2','3','C'},
  {'*','0','#','D'}};
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=3;
char num[4]; //num[0] to num[3]
void setup() 
{
  lc.shutdown(0,false);  
  lc.setIntensity(0,5); 
  lc.clearDisplay(0);    
}
void loop() 
{
  char key = keypad.getKey();
  if (key != NO_KEY)
  {
     if (m==3)
        lc.clearDisplay(0); 
     lc.setChar(0,m,key,false);
     num[m]=key;
     m = m-1;
     if (m < 0)
     {
          if ((num[3]=='4')&&(num[2]=='0')&&(num[1]=='6')&&(num[0]=='9')) 
          {
            lc.setChar(0,7,'0',false);
            lc.setChar(0,6,'P',false);
          }
          else
          {
            lc.setChar(0,7,'-',false);
            lc.setChar(0,6,'-',false);
          }
          m = 3;
     }
  }
}

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รูปภาพ
งานปฏิบัติ 9 wiring diagram🔻 Code 1🔻 #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 != ...
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งานปฎิบัติ 6

รูปภาพ
BUZZER wiring diagram Code 01 #include "LedControl.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 int melody[] = {C4,D4,E4,F4,G4,A4,B4,C5}; float beats[] ={1,1,1,1,1,1,1,1}; int buzzerpin = 11; int timestop = 70; 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);   int dl = 500;   pinMode(buzzerpin,OUTPUT);   int numnote;   numnote = sizeof(melody)/2;    for (int i=0;i<numnote;i++)   {     lc.setChar(0,7-i,'-',false);     tone(buzzerpin, melody[i],dl*beats[i]);     delay(dl*beats[i]);     digitalWrite(buzzerpin,HIGH);     delay(timestop);   } } void loop() { } Code 02 #include "L...
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งานปฏิบัติที่ 10

รูปภาพ
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