44bmon.c

44B0 液晶显示图片 源代码 LCD

 #include <stdlib.h>
#include <string.h>

#include "option.h"
#include "def.h"
#include "44b.h"
#include "44blib.h"

#include "lcd.h"
#include "lcdlib.h"
#include "glib.h"

#include "Bmp_G16_240_320.h"

volatile char which_int=0;
volatile char p_bmp = 0 ;

extern int Image$$RO$$Limit;
extern int Image$$RW$$Base;
//static int delayLoopCount=400;

void Isr_Init(void);
//***************************************************************************

#define BMP_MAX 6		//此为最大图片数组的个数
void * BMP[] = 
{
	(unsigned char *)accyl,
	(unsigned char *)acBRUCELEE,
	(unsigned char *)acHEBEN,
	(unsigned char *)acLDH,
	(unsigned char *)acMAO,
	(unsigned char *)acSCHOOL
};

//***************************************************************************
void Key_Handle( unsigned char m )
{
	m = (~m)&0x0f ;
	//Uart_Printf( "按键处理！键码 = 0x%x\n", m );
	
	switch(m)
	{
		case 1 : Uart_Printf("KEY0按键按下\n");
			Lcd_DispON() ;
			break ;
		case 2 : Uart_Printf("KEY1按键按下\n");
			Lcd_DispOFF() ;
			break ;
		case 4 : Uart_Printf("KEY2按键按下\n");
			if( p_bmp==BMP_MAX )	p_bmp = 0 ;
				LcdG16_Bmp_Overturn( BMP[p_bmp] ) ;
				//LcdG16_Bmp( BMP[p_bmp] ) ;
			p_bmp++ ;
			break ;
		case 8 : Uart_Printf("KEY3按键按下\n");
			if( p_bmp==BMP_MAX )	p_bmp = 0 ;
				LcdG16_Bmp_Overturn( BMP[p_bmp] ) ;
				//LcdG16_Bmp( BMP[p_bmp] ) ;
			if( p_bmp==0 )	p_bmp = BMP_MAX ;
			p_bmp-- ;
			break ;
		default : break ;
	}			
}
//***************************************************************************

//***************************************************************************
void Main(void)
{	
    rSYSCFG = CACHECFG;
    //8K字节cache，写缓冲使能，data abort使能

	rNCACHBE0 = ((Non_Cache_End>>12)<<16)|(Non_Cache_Start>>12);
    //在上面的数据区域不使用高速缓存

    Port_Init();

	//ChangePllValue( 56, 2, 1 );		//晶振8MHz，修改系统主频为8倍频(64MHz)
	//ChangePllValue( 56, 3, 1 );		//晶振10MHz，修改系统主频为6.4倍频(64MHz)
	ChangePllValue( 24, 3, 1 );		//晶振10MHz，修改系统主频为3.2倍频(32MHz)
    
    Led_Display(0x00);
    Delay(500);
    Led_Display(0x07);
    Delay(500);
    Led_Display(0x0);
   
    Uart_Init(0,57600);

    Delay(1000);
    Uart_Select(0); //Select UART0
    /*******************************/
    /*          Banner             */
    /*******************************/
	Uart_Printf("\n\n*****************************************************************");
	Uart_Printf("\n   uuuuuu  uuuu uuuu  uuu  uuu    uuuu        uu       uu  uuuuuu  ");
	Uart_Printf("\n  uu   uu   uu   uu   uu    uu   uuuuuu      uuu      uuu   uu  uu ");
	Uart_Printf("\n  uu   uu    uu uu    uu    uu  uu    uu    uuuu     uuuu   uu  uu ");
	Uart_Printf("\n  uu         uu uu    uu    uu  uu    uu   uu uu    uu uu   uu  uu ");
	Uart_Printf("\n   uu         uuu     uu    uu  uu         uu uu    uu uu   uuuuu  ");
	Uart_Printf("\n    uuu       uuu     uuuuuuuu  uu        uu  uu   uu  uu   uu  uu ");
	Uart_Printf("\n      uu      uuu     uuuuuuuu  uu        uu  uu   uu  uu   uu   uu");
	Uart_Printf("\n       uu    uu uu    uu    uu  uu        uuuuuuu  uuuuuuu  uu   uu");
	Uart_Printf("\n  uu   uu    uu uu    uu    uu  uu    uu      uu       uu   uu   uu");
	Uart_Printf("\n  uu   uu   uu   uu   uu    uu   uuuuuuu      uu       uu   uu  uu ");
    Uart_Printf("\n  uuuuuu   uuuu uuuu  uuu  uuu    uuuu      uuuuu    uuuuu uuuuuu  \n");
	Uart_Printf("\n* lcd_demo for SXHC44B0X ARM DEVELOPER BOARD V1.0");    
	Uart_Printf("\n* Date: 2003-11-30 15:18 Change By SXHC"); 
	Uart_Printf("\n* MCLK=%dMHz",MCLK/1000000);  
	Uart_Printf("\n* COM:115.2kbps,8Bit,NP,UART0");
	Uart_Printf("\n* RO_Limit=0x%8x",Image$$RO$$Limit);
	Uart_Printf("\n* RW_BASE =0x%8x",Image$$RW$$Base);
	Uart_Printf("\n******************************************************************\n\n");

    Lcd_DispON();		//开启LCD显示
	LcdG16_Bmp_Overturn( accyl ) ;

	Uart_Printf("*************************************************************************\n");
	Uart_Printf("\tSTN 16色液晶屏（尺寸为240×320）测试程序\n") ;
	Uart_Printf("\t下面请按电路板上面的按键进行测试 ： \n") ;
	Uart_Printf("\t按键0（KEY0）功能为开启LCD显示 ；\n") ;
	Uart_Printf("\t按键1（KEY1）功能为关闭LCD显示 ；\n") ;
	Uart_Printf("\t按键2（KEY2）功能为LCD显示显示的画面向后翻页 ；\n") ;
	Uart_Printf("\t按键3（KEY3）功能为LCD显示显示的画面向前翻页 ；\n") ;
	Uart_Printf("*************************************************************************\n\n");

	rPCONG = 0x0000;		//PG口作为输入口
	while(1)
	{
		if( (rPDATG&0xf0) != 0xf0 )		//有键按下
		{
			Delay(20) ;		//延时再检测
			if( (rPDATG&0xf0) != 0xf0)		//有键按下
			{
				Uart_Printf( "确认按键按下！rPDATG = 0x%x\n", rPDATG );
				Key_Handle( (rPDATG>>4)&0x0f ) ;		//键盘处理
				while( (rPDATG&0xf0) != 0xf0 ) ;		//键一直按下则等待
			}
		}
	}
}

//*****************************************************************************
int pIrqStart =0;
int pIrqHandler = 0;
int pIrqFinish = 0;