shumaxiangkuang.rar_shumaxiangkuang_数码相框

// Include Standard LIB files

#include "Board.h"

#include "Image.h"

#define uchar unsigned char

#define uint unsigned int

typedef unsigned short uint16;

uchar temp;

uint color[]={0xf800,0x07e0,0x001f,0xffe0,0x0000,0xffff,0x07ff,0xf81f};

//*----------------------------------------------------------------------------

void delay ( void )//52us

{

// Set in Volatile for Optimisation

volatile unsigned int i;// uchar

// loop delay

for ( i = 0 ;i < 100 ;i++ ) ;// 500

}

void Delay(volatile uint tmp)

{

while(tmp--)

void pin_init(void)

{

// First, enable the clock of the PIOB

AT91F_PMC_EnablePeriphClock ( AT91C_BASE_PMC, 1 <<

//* then, we configure the PIO Lines corresponding to LED1 to LED8;

//* to be outputs. No need to set these pins to be driven by the PIO because it is

GPIO pins only.

LCD_RST|LCD_RD|LCD_WR|LCD_CS|LCD_RS|DATA) ;

AT91F_PIO_SetOutput( AT91C_BASE_PIOA,LCD_RST|LCD_RD|LCD_WR|L

CD_CS|LCD_RS|DATA);

AT91F_PIO_CfgPullup(AT91C_BASE_PIOA,~(DATA));//

AT91F_PIO_OutputWriteEnable(AT91C_BASE_PIOA,DATA);//可直接输

出至输出数据状态寄存器（PIO_ODSR??

}

/*-------------------------------------------------------------------------------------*/

void delay_us(uint t)

{

t+=170;

{

uchar i,j;

i = j = 255;

while(--t)

{

j=8;

while(--j)

while(--i);

}

}

//写寄存器地址函数

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_CS);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91C_BASE_PIOA->PIO_ODSR = ((uint)index) << 11;

//DATA = index;

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_WR);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_SetOutput( AT91C_BASE_PIOA,LCD_CS);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_RS);

}

//写 8 位数据函数

void LCD_WR_DATA8(uchar pd)

{

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91C_BASE_PIOA->PIO_ODSR = ((uint)pd) << 11;

//DATA = pd;

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_WR);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_SetOutput( AT91C_BASE_PIOA,LCD_WR);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_RS);

}

//写寄存器数据函数

void LCD_WR_CMD(uchar dbw,uchar index,uint val)

{

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_RS);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_ClearOutput(AT91C_BASE_PIOA,LCD_WR);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_SetOutput( AT91C_BASE_PIOA,LCD_WR);

for(temp = 20;temp > 0;temp--);

for(temp = 20;temp > 0;temp--);

AT91F_PIO_SetOutput( AT91C_BASE_PIOA,LCD_CS);

for(temp = 20;temp > 0;temp--);