M E C H A

=================================AT91SAM7S_EK.h(include)===================================

#ifndef AT91SAM7S_EK_H
#define AT91SAM7S_EK_H

// 시리얼 통신 속도
#define AT91B_DBGU_BAUD_RATE 115200

// 동작 주파수
#define AT91B_MAIN_OSC        18432000               // Main Oscillator MAINCK
#define AT91B_MCK             ((18432000*73/14)/2)   // Output PLL Clock (48 MHz)
#define AT91B_MASTER_CLOCK     AT91B_MCK

#endif /* AT91SAM7S-EK_H */

=================================Ldc.c===================================
#include "project.h"
#include "include/lcd.h"

#define FORCNT 10000

void LCD_Init()
{
 volatile unsigned int uiCount = 0;
 LCD_Instruction(0x38);// Function Set 0b001110-- :1(8비트):0(4비트), 1(2행):0(1행), 0(5X8도트):1(5X11도트)
 LCD_Instruction(0x06);// Entry Mode  0b00000110 :1(오른쪽증가):0(왼쪽으로증가), 0(화면시프트X):1(화면시프트)
 LCD_Instruction(0x1C);// Cursor/Shift 0b000111-- :1(화면):0(커서), 1(오른쪽):0(왼쪽)
 LCD_Instruction(0x0C);// Display ON/OFF 0b00001100 :1(DD RAM내용 표시 ON):0(DD RAM내용 표시 OFF), 0(커서OFF):1(커서ON)
            //  0(커서깜빡임OFF):1(커서깜빡임ON)
 LCD_Instruction(0x01);// Clear    0b00000001 :
 for(uiCount=0;FORCNT >= uiCount; ++uiCount);// 지연 : 50ms
}

void LCD_Instruction(unsigned char ucInstruction)
{
 volatile unsigned int uiCount = 0;
 LCD_CONTROL->PIO_CODR = LCD_ENABLE;  // E  - L:LCD 비활성화
 LCD_CONTROL->PIO_CODR = REGISTER_RS;  // RS - L:명령
 LCD_CONTROL->PIO_CODR = REGISTER_RD;  // RW - L:ARM->LCD
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:40ms, 최대:무제한
 LCD_CONTROL->PIO_SODR = LCD_ENABLE;  // E  - L:LCD 활성화
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:150ms, 최대:무제한
 LCD_CONTROL->PIO_CODR = PA_8BIT;
 LCD_CONTROL->PIO_SODR = ucInstruction;  //
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:80ms, 최대:무제한
 LCD_CONTROL->PIO_CODR = LCD_ENABLE;  // E  - L:LCD 비활성화
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:10ms, 최대:무제한
}

void LCD_Data(unsigned char ucData)
{
 volatile unsigned int uiCount = 0;
 LCD_CONTROL->PIO_CODR = LCD_ENABLE;  // E  - L:LCD 비활성화
 LCD_CONTROL->PIO_SODR = REGISTER_RS;  // RS - H:데이터
 LCD_CONTROL->PIO_CODR = REGISTER_RD;  // RW - L:ARM->LCD
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:40ms, 최대:무제한
 LCD_CONTROL->PIO_SODR = LCD_ENABLE;  // E  - L:LCD 활성화
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:150ms, 최대:무제한
 LCD_CONTROL->PIO_CODR = PA_8BIT;
 LCD_CONTROL->PIO_SODR = ucData;    //
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:80ms, 최대:무제한
 LCD_CONTROL->PIO_CODR = LCD_ENABLE;  // E  - L:LCD 비활성화
 for(uiCount=0;FORCNT >= uiCount; ++uiCount); // 지연 - 최소:10ms, 최대:무제한
}

void lprint(const char *ucData)
{
 while(0 != *ucData)
  LCD_Data(*ucData++);
}

void Configure_PAIO(void)
{
 // Configure the pin in output
 LCD_CONTROL->PIO_OER = LCD_CONFIGURE_PIN;
 
 // Set the PIO controller in PIO mode instead of peripheral mode
 LCD_CONTROL->PIO_PER = LCD_CONFIGURE_PIN;

 // Disable pull-up
 LCD_CONTROL->PIO_PPUDR = LCD_CONFIGURE_PIN;

 // Default Data Line Setting : LOW
 LCD_CONTROL->PIO_CODR = LCD_CONFIGURE_PIN;
}

void Configure_LCD(void)
{
 Configure_PAIO();
 LCD_Init();
}

=================================main.c===================================
#include "project.h"
#include "static.c"
#include "include/lcd.h"

int main()
{
 Configure_LCD();
 lprint("WiseCat");
 while (1);
}

=================================Lcd.h(include)===================================
#ifndef _LCD_H
#define _LCD_H

// 기본 주소 설정
#define LCD_CONTROL  AT91C_BASE_PIOA

// 핀 용도 설정
#define PA_8BIT  (AT91C_PIO_PA0\
     |AT91C_PIO_PA1\
     |AT91C_PIO_PA2\
     |AT91C_PIO_PA3\
     |AT91C_PIO_PA4\
     |AT91C_PIO_PA5\
     |AT91C_PIO_PA6\
     |AT91C_PIO_PA7\
     ) // 데이터 핀 ㄴ관련 설정 : PA0 ~ PA7
#define REGISTER_RS AT91C_PIO_PA8 // LCD 레지스터 선택 : H:데이터 입력, L:인스트럭션 입력
#define REGISTER_RD AT91C_PIO_PA11 // Data Read/Write 샌택 : H:데이터 리드(LCD->ARM), L:데이터 라이트(ARM->LCD)
#define LCD_ENABLE AT91C_PIO_PA12 // LCD 동작 설정 : H:LCD ON, L:LCD OFF
#define LCD_CONFIGURE_PIN (PA_8BIT\
       |REGISTER_RS\
       |REGISTER_RD\
       |LCD_ENABLE\
       )  // LCD 관련 PIN, PAIO 관련 핀들 설정을 할 경우 여기에 추가할 것

enum LCD_SET
{
 RS_DATA = 1,
 RS_INST = 0,
 RD_READ = 1,
 RD_WRITE = 0,
 LCD_ON  = 1,
 LCD_OFF = 0
};

void Configure_PAIO(void);
void Configure_LCD(void);
void LCD_Instruction(unsigned char);
void LCD_Data(unsigned char);
void lprint(const char *ucData);

#endif  // _LCD_H

=================================Project.h(include)===================================
#ifndef _PROJECT_H
#define _PROJECT_H

/// Include your AT91 Library files and specific compiler definitions
#include "AT91SAM7S-EK.h"
#include "AT91SAM7S256.h"

#endif  // _PROJECT_H

=================================Static.c===================================
#ifndef _STATIC_C
#define _STATIC_C

void pabt_handler(void)
{
}

void dabt_handler(void)
{
}
#endif  // _STATIC_C

호정햄문자열.zip