20160323-업무일지-허도경-ADC

pixel(픽셀)

원본보존압축:원본 그대로 압축시킨다. 용량이 많다.

손실압축: 사람이 인식 불가한 정도의 용량들을 삭재하여 압축한다. 용량이 원본보다 줄어든다.

Red    256bit->1byte

Green    256bit->1byte          총3bit 이 세가지가 한개의 색깔을 나타날때 쓰인다.

Blue    256bit->1byte

∴1pixel = 3byte

 

 

 

ADCH           ADCL             ADCL                ADCH

X11

1111       1110

1111      1111

10X

      8bit            8bit                8bit                    8bit

 

ADPS2:0 = 0~2

 

#include "ADC.h"

void ADC_Init(void)
{
     ADMUX = (0<<REFS1)|(0<<REFS0)|(0<<ADLAR)|(0<<MUX4)|(0<<MUX3)|(0<<MUX2)|(0<<MUX1)|(0<<MUX0);
     ADCSRA = (1<<ADEN)|(0<<ADSC)|(0<<ADATE)|(0<<ADIF)|(0<<ADIE)|(1<<ADPS2)|(1<<ADPS1)|(0<<ADPS0);
}

unsigned int ADC_RUN0(void)
{
     ADC_Init;
     ADCSRA = ADCSRA|(1<<ADSC); //H로 올라온다.

     while(0!=(ADCSRA&(1<<ADSC)) );

     return ADC ;
 
}

#ifndef __ADC_H__
#define __ADC_H__

#include "main.h"

 

unsigned int ADC_RUN0();
void ADC_Init();

#endif

 LCD.c

#include "LCD.h"

void LCD_Init()
{
     DDRC = (1<<RS)|(1<<RW)|(1<<EN);
     DDRA = 0XFF;
     CTL = (0<<RS)|(0<<RW)|(0<<EN);
     BUS = 0X00;

 LCD_Inst(LCD_FUNC);
 LCD_Inst(LCD_DSP);
 LCD_Inst(LCD_ENT);
 LCD_Inst(LCD_CUR);
 LCD_Inst(LCD_CLR);
 LCD_Inst(LCD_HOME);

}

void LCD_Inst(unsigned char ucInst)
{
     volatile unsigned int uiCnt;
   
     CTL = CTL&(~(1<<RS));
     CTL = CTL&(~(1<<RW));
     CTL = CTL&(~(1<<EN));
     BUS = ucInst;
     for(uiCnt = 0; 30000>uiCnt; ++uiCnt);
     for(uiCnt = 0; 30000>uiCnt; ++uiCnt);
 
     CTL = CTL|(1<<EN);
     for(uiCnt = 0; 30000>uiCnt; ++uiCnt);

 CTL = CTL&(~(1<<EN));
 for(uiCnt = 0; 30000>uiCnt; ++uiCnt);
 for(uiCnt = 0; 30000>uiCnt; ++uiCnt);

}

void LCD_Data(unsigned char ucData)
{
     volatile unsigned int uiCnt;
   
     CTL = CTL|(1<<RS);
     CTL = CTL&(~(1<<RW));
     CTL = CTL&(~(1<<EN));
     BUS = ucData;
     for(uiCnt = 0; 3000>uiCnt; ++uiCnt);
     for(uiCnt = 0; 3000>uiCnt; ++uiCnt);
 
     CTL = CTL|(1<<EN);
     for(uiCnt = 0; 3000>uiCnt; ++uiCnt);

 CTL = CTL&(~(1<<EN));
 for(uiCnt = 0; 3000>uiCnt; ++uiCnt);
 for(uiCnt = 0; 3000>uiCnt; ++uiCnt);

}

void LCD_STR(const char *cString)
{
     while(0!=*cString)
     {
      LCD_Data(*cString);
      ++cString;
     }
}

LCD.h

#ifndef __LCD_H__
#define __LCD_H__ 

#include "main.h"

 

#define RS  4
#define RW 5
#define EN  6

#define BUS PORTA
#define CTL PORTC

#define LCD_CLR  0x01
#define LCD_HOME  0x02
#define LCD_ENT  0x06 //S:0Shift OFF, I/D:1 Increase Mode
#define LCD_DSP  0x0C //D:1 Display On C:1 Cursor on B:1 Blink On
#define LCD_CUR  0x14//S/C:0 Shift Cursor OFF R/L:1
#define LCD_FUNC  0x38 //DL:1 Data length 8bit  N:1 2Line F:0 Font 5X8

void LCD_Init(void);
void LCD_Inst(unsigned char ucInst);
void LCD_Data(unsigned char ucData);
void LCD_STR(const char *cString);

#endif

#include "USART.h"

void USART0_Init(void)
{
     UBRR0H = (unsigned long)((OSC/(16.0*BAUD))-0.5)>>8;
     UBRR0L = ((OSC/(16.0*BAUD))-0.5);

     //UCSR0A = (0<<RXC)|(0<< TXC)|(0<< UDRE)|(0<< FE)|(0<< DOR) |(0<<UPE)|(0<< U2X)|(0<< MPCM);
     UCSR0B = (0<<RXCIE)|(0<<TXCIE)|(0<<UDRIE)|(1<<RXEN)|(1<<TXEN)|(0<<UCSZ2)|(0<< RXB8)|(0<<TXB8);
     UCSR0C = (0<<UMSEL1)|(0<<UMSEL0)|(1<<UPM1)|(1<<UPM0)|(1<<USBS)|(1<<UCSZ1)|(1<<UCSZ0)|(0<<UCPOL);

 
}

 

unsigned char USART0_RX(void)
{
     while(0==((1<<RXC)&UCSR0A));

     return UDR0;
 
}

void USART0_TX(unsigned char ucData)
{
     while(((1<<UDRE) & UCSR0A)==0);

 UDR0 = ucData;

}

void USART0_STR(const char *cString)
{
     while(*cString!=0)//!=같지 않음
     {
          USART0_TX(*cString);
          ++cString;
     }
}

void USART1_Init(void)
{

 UBRR1H = (unsigned long)((OSC/(16.0*BAUD))-0.5)>>8;
 UBRR1L = ((OSC/(16.0*BAUD))-0.5);

      //UCSR1A = (0<<RXC)|(0<< TXC)|(0<< UDRE)|(0<< FE)|(0<< DOR) |(0<<UPE)|(0<< U2X)|(0<< MPCM);
     UCSR1B = (0<<RXCIE)|(0<<TXCIE)|(0<<UDRIE)|(1<<RXEN)|(1<<TXEN)|(0<<UCSZ2)|(0<< RXB8)|(0<<TXB8);
     UCSR1C = (0<<UMSEL1)|(0<<UMSEL0)|(1<<UPM1)|(1<<UPM0)|(1<<USBS)|(1<<UCSZ1)|(1<<UCSZ0)|(0<<UCPOL);
}

 

unsigned char USART1_RX(void)
{
   while(((1<<RXC) & UCSR1A)==0);

   return UDR1;
 
}

void USART1_TX(unsigned char ucData)
{
   while(((1<<UDRE) & UCSR1A)==0);

   UDR1=ucData;
 
}

void USART1_STR(const char *cString)
{
     while(0!=(*cString))
    {
          USART1_TX(*cString);
          ++cString;
     } 
}

#ifndef __USART_H__
#define __USART_H__ 

#include "main.h"

 

#define OSC F_CPU
#define BAUD 115200

 

void USART0_Init(void);
unsigned char USART0_RX(void);
void USART0_Tx(unsigned char);
void USART0_STR(const char *cString);

#endif

 #include "main.h"
#include "LCD.h"
#include "TC0.h"
#include "USART.h"
#include "ADC.h"

int main(void)
{
 
     unsigned char ucData; 
     char caVal[] = "0000";
     unsigned int uiVal;

 LCD_Init();
 USART1_Init();
 
 ADC_Init();
 
 while(1)
 {
      uiVal = ADC_RUN0();

  caVal[0] = '0' + (uiVal/1000);
  caVal[1] = '0' + ((uiVal%1000)/100);
  caVal[2] = '0' + (((uiVal%1000)%100)/10);
  caVal[3] = '0' + (uiVal%10);
  
   LCD_STR(caVal);
  USART1_STR(caVal);
  LCD_Inst(LCD_HOME);
 }

 

     return 0;
}

 #ifndef __MAIN_H__
#define __MAIN_H__

#define PORTA (*((volatile unsigned char*)0x22))
#define DDRA (*((volatile unsigned char*)0x21))
#define PINA  (*((volatile unsigned char*)0x20))
#define PORTB (*((volatile unsigned char*)0x25))
#define DDRB  (*((volatile unsigned char*)0x24))
#define PINB   (*((volatile unsigned char*)0x23))
#define PORTC (*((volatile unsigned char*)0x28))
#define DDRC        (*((volatile unsigned char*)0x27))
#define PINC        (*((volatile unsigned char*)0x26))
#define EICRA (*((volatile unsigned char*)0x69))
#define EICRB (*((volatile unsigned char*)0x6A))
#define EIMSK (*((volatile unsigned char*)0x3D))
#define SREG  (*((volatile unsigned char*)0x5F))

#define TCCR0A (*((volatile unsigned char*)0x44))
#define TCCR0B (*((volatile unsigned char*)0x45))
#define TCNT0 (*((volatile unsigned char*)0x46))
#define OCR0A (*((volatile unsigned char*)0x47))
#define OCR0B (*((volatile unsigned char*)0x48))
#define TIMSK0 (*((volatile unsigned char*)0x6E))
#define TIFR0 (*((volatile unsigned char*)0x35))

#define UCSR0A (*((volatile unsigned char*)0xC0))
#define UCSR0B (*((volatile unsigned char*)0xC1))
#define UCSR0C (*((volatile unsigned char*)0xC2))

#define UBRR0L (*((volatile unsigned char*)0xC5))
#define UBRR0H (*((volatile unsigned char*)0xC4))

#define UDR0  (*((volatile unsigned char*)0xC6))
#define UDR1  (*((volatile unsigned char*)0xCE))
#define UDR2  (*((volatile unsigned char*)0xC6))
#define UDR3  (*((volatile unsigned char*)0x136))

#define UCSR1A (*((volatile unsigned char*)0xC8))
#define UCSR1B (*((volatile unsigned char*)0xC9))
#define UCSR1C (*((volatile unsigned char*)0xCA))

#define UBRR1L (*((volatile unsigned char*)0xCC))
#define UBRR1H (*((volatile unsigned char*)0xCD))

#define UCSR2A (*((volatile unsigned char*)0xD0))
#define UCSR2B (*((volatile unsigned char*)0xD1))
#define UCSR2C (*((volatile unsigned char*)0xD2))

#define UBRR2L (*((volatile unsigned char*)0xD4))
#define UBRR2H (*((volatile unsigned char*)0xD5))

#define UCSR3A (*((volatile unsigned char*)0x130))
#define UCSR3B (*((volatile unsigned char*)0x131))
#define UCSR3C (*((volatile unsigned char*)0x132))

#define UBRR3L (*((volatile unsigned char*)0x134))
#define UBRR3H (*((volatile unsigned char*)0x135))

#define ADCSRA (*((volatile unsigned char*)0x7A))
#define ADCSRB (*((volatile unsigned char*)0x7B))
#define ADMUX (*((volatile unsigned char*)0x7C))

#define DIDR1 (*((volatile unsigned char*)0x7F))
#define DIDR0 (*((volatile unsigned char*)0x7E))
#define DIDR2 (*((volatile unsigned char*)0x7D))

#define ADCH  (*((volatile unsigned char*)0x79))
#define ADCL  (*((volatile unsigned char*)0x78))
#define ADC  (*((volatile unsigned int*)0x78)) //ADC는 2바이트로 읽어 낸다. - 16비트로 보.

#define INT7  7
#define INT6  6
#define INT5  5
#define INT4  4
#define INT3  3
#define INT2  2
#define INT1  1
#define INT0  0

#define ISC7  6
#define ISC6  4
#define ISC5  2
#define ISC4  0
#define ISC3  6
#define ISC2  4
#define ISC1  2
#define ISC0  0

#define RXC  7
#define TXC  6
#define UDRE  5
#define FE  4
#define DOR  3
#define UPE  2
#define U2X  1
#define MPCM 0

#define RXCIE  7
#define TXCIE 6
#define UDRIE 5
#define RXEN  4
#define TXEN  3
#define UCSZ2  2
#define RXB8  1
#define TXB8  0

#define UMSEL1 7
#define UMSEL0 6
#define UPM1  5
#define UPM0  4
#define USBS  3
#define UCSZ1 2
#define UCSZ0 1
#define UCPOL 0

#define COM0A1  7
#define COM0A0  6
#define COM0B1  5
#define COM0B0  4
#define WGM01   1
#define WGM00   0

#define FOC0A 7
#define FOC0B 6
#define WGM02  3
#define CS02  2
#define CS01  1
#define CS00  0

#define OCIE0B 2
#define OCIE0A 1 
#define TOIE0 0

#define REFS1 7
#define REFS0 6
#define ADLAR 5
#define MUX4 4
#define MUX3 3
#define MUX2 2
#define MUX1 1
#define MUX0 0

#define ACME  6
#define MUX5 3
#define ADTS2 2
#define ADTS1 1
#define ADTS0 0

#define ADEN  7
#define ADSC  6
#define ADATE 5
#define ADIF  4
#define ADIE  3
#define ADPS2 2
#define ADPS1 1
#define ADPS0 0

#define AIN1D 1
#define AIN0D 0

#define ADC7D 7
#define ADC6D 6
#define ADC5D 5
#define ADC4D 4
#define ADC3D 3
#define ADC2D 2
#define ADC1D 1
#define ADC0D 0

#define ADC15D 7
#define ADC14D 6
#define ADC13D 5
#define ADC12D 4
#define ADC11D 3
#define ADC10D 2
#define ADC9D 1
#define ADC8D 0

#define sei()   __asm__ __volatile__ ("sei" ::) //ASM로 7번 비트만 1로 만들어라는 뜻
#define sleep() __asm__ __volatile__ ( "sleep" "\n\t" :: )

void Init(void);
void Port_Init(void);
void INT_Init(void);

void __vector_1 (void) __attribute__((signal, used, externally_visible));
void __vector_2 (void) __attribute__((signal, used, externally_visible));
void __vector_3 (void) __attribute__((signal, used, externally_visible));
void __vector_21 (void) __attribute__((signal, used, externally_visible));

 

#endif
#include "LCD.h"
#include "TC0.h"
#include "USART.h"
#include "ADC.h"

int main(void)
{
 
     unsigned char ucData; 
     char caVal[] = "0000";
     unsigned int uiVal;

 LCD_Init();
 USART1_Init();
 
 ADC_Init();
 
 while(1)
 {
  uiVal = ADC_RUN0();

  caVal[0] = '0' + (uiVal/1000);
  caVal[1] = '0' + ((uiVal%1000)/100);
  caVal[2] = '0' + (((uiVal%1000)%100)/10);
  caVal[3] = '0' + (uiVal%10);
  
   LCD_STR(caVal);
  USART1_STR(caVal);
  LCD_Inst(LCD_HOME);

}

 return 0;

}

TC0.h

#ifndef __TC0_H__
#define __TC0_H__ 

#include "main.h"

#define STOP  0
#define START 1

extern volatile unsigned int uiSec;

void TC0_Init(void);
void TC0_MSDelay(unsigned int uiDTime);

#endif