44bmon.c

基于G35的液晶显示器试验代码

 #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_Color256_320_240.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 *)ac1_Ucdragon16 ,
	(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("KEY1按键被按下了！\n");
			Lcd_DispON() ;
			break ;
		case 2 : Uart_Printf("KEY2按键被按下了！\n");
			Lcd_DispOFF() ;
			break ;
		case 4 : Uart_Printf("KEY3按键被按下了！\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("KEY4按键被按下了！\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(0,115200);

    Delay(1000);
    Uart_Select(0); //Select UART0
    /*******************************/
    /*          Banner             */
    /*******************************/
	Uart_Printf("\n\n*************************************************************************");
	Uart_Printf("\n    uuuuuuu    uuuuuu      uu       uu  uuuuuu      uuu   uuuu uuuu ");
	Uart_Printf("\n     uu   uu  uu   uu     uuu      uuu   uu  uu    uu uu   uu   uu  ");
	Uart_Printf("\n     uu uu    uu   uu    uuuu     uuuu   uu  uu   uu   uu   uu uu   ");
	Uart_Printf("\n     uu uu    uu        uu uu    uu uu   uu  uu   uu   uu   uu uu   ");
	Uart_Printf("\n     uuuuu     uu       uu uu    uu uu   uuuuu    uu   uu    uuu    ");
	Uart_Printf("\n     uu uu      uuu    uu  uu   uu  uu   uu  uu   uu   uu    uuu    ");
	Uart_Printf("\n     uu uu        uu   uu  uu   uu  uu   uu   uu  uu   uu    uuu    ");
	Uart_Printf("\n     uu            uu  uuuuuuu  uuuuuuu  uu   uu  uu   uu   uu uu   ");
	Uart_Printf("\n     uu       uu   uu      uu       uu   uu   uu  uu   uu   uu uu   ");
	Uart_Printf("\n     uu       uu   uu      uu       uu   uu  uu    uu uu   uu   uu  ");
    Uart_Printf("\n    uuuu      uuuuuu     uuuuu    uuuuu uuuuuu      uuu   uuuu uuuu \n");
	Uart_Printf("\n* lcd_demo for FS44B0X ARM DEVELOPER BOARD V1.01");    
	Uart_Printf("\n* http://www.uCdragon.com");
	Uart_Printf("\n* Date: 2003-11-30 15:18 Change By GongJun"); 
	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( ac1_Ucdragon16 ) ;		//在LCD上面显示优龙科技画面
	//LcdG16_Bmp( ac1_Ucdragon16 ) ;		//在LCD上面显示优龙科技画面

	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1（KEY1）功能为开启LCD显示 ；\n") ;
	Uart_Printf("\t按键2（KEY2）功能为关闭LCD显示 ；\n") ;
	Uart_Printf("\t按键3（KEY3）功能为LCD显示显示的画面向后翻页 ；\n") ;
	Uart_Printf("\t按键4（KEY4）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;