lcd_func.c

精锐通12864E17的驱动程序

#include <sp6608.h>
#include <Lcd_C.h>
void Init_IOA(void)
{
	REG(P_IOA_Dir) = 0xff;
	REG(P_IOA_Buf) = 0x00;
	REG(P_IOA_Data) = 0x00;
}

void BackLight_Init(void)
{
	REG(P_IOA_Dir) = 	REG(P_IOA_Dir)|BLA_Ctr_Mask ;		//output
}

void BackLight_On(void)
{
	REG(P_IOA_Data) = 	REG(P_IOA_Buf)|BLA_Ctr_Mask ;
}

void BackLight_Off(void)
{
	REG(P_IOA_Data) = 	REG(P_IOA_Buf)&(~BLA_Ctr_Mask) ;	
}

void Lcd_Reset_Init(void)
{
	REG(P_IOA_Dir) = 	REG(P_IOA_Dir)|Lcd_Reset_Mask;  //output
	REG(P_IOA_Data) = 	REG(P_IOA_Buf)|Lcd_Reset_Mask;  //set this IO high 
}

void Lcd_Reset(void)
{
	REG(P_IOA_Data) = 	REG(P_IOA_Buf)&(~Lcd_Reset_Mask);
	Lcd_A_DelayBusTime();
	Lcd_A_DelayBusTime();
	REG(P_IOA_Data) = 	REG(P_IOA_Buf)|Lcd_Reset_Mask;
}

void Lcd_OutI(byte c)
{
	*(volatile unsigned int*)P_Lcd501Ctrl = (0x0a00|(c&0x00ff));
}

void Lcd_OutD(byte c)
{
	*(volatile unsigned int*)P_Lcd501Ctrl = (0x0e00|(c&0x00ff));
}
void Lcd_WaitCmd(void)
{
	byte i;
	for(i=0;i<20;i++)
	{}
}

void Lcd_DiaplayOn(void)
{
	Lcd_OutI(0xaf);		//dispaly on
	Lcd_WaitCmd();
}

void Lcd_DiaplayOff(void)
{
	Lcd_OutI(0xae);		//dispaly off
	Lcd_WaitCmd();
}


void Lcd_Init(void)
{
	BackLight_Init();
	Lcd_Reset_Init();


/*	
	MSET0(g_LcdData);
	g_LcdData.m_nFlag.IN_REVERSE	=0;
	g_LcdData.m_nFlag.FOUR_LINE		=0;
	g_LcdData.m_nFlag.ASC_6X12		=0;
	g_LcdData.m_nFlag.HZ_DOT		=0;
*/
	//Lcd_A_Init_IC();     //LCD 初始化
	//0001-Select 6800 MPU interface    0000-Select 8080 MPU interface  
	Lcd_Reset(); 
    *(volatile unsigned int*)(P_Lcd501BdySelect) =0x0001; 
    Lcd_WaitCmd();

	// [0x0Ae2] 复位  	初始化显示起始行、起始列地址、起始页地址、正常输出模式。
 	// 				结束读/改/写模式和测试模式。此命令不影响显示RAM中的数据
/*	Lcd_OutI(0xe2);		//internal reset	
	Lcd_WaitCmd();
	Lcd_OutI(0xae);		//dispaly off
	Lcd_WaitCmd();
	Lcd_OutI(0xa0);		//ADC select  RAM address 
	Lcd_WaitCmd();
	Lcd_OutI(0xc0);		//common output mode select
	Lcd_WaitCmd();
	Lcd_OutI(0xa6);		//diplay normal ,a7 reverse
	Lcd_WaitCmd();
	Lcd_OutI(0xa4);		//normal display 
	Lcd_WaitCmd();
	Lcd_OutI(0xa2);		//Lcd bias set 1/9
	Lcd_WaitCmd();
	Lcd_OutI(0x2f);		// power control set 
	Lcd_WaitCmd();
	Lcd_OutI(0xf8);		// booster ratio set
	Lcd_WaitCmd();
	Lcd_OutI(0x00);		//select booster ratio
	Lcd_WaitCmd();
	Lcd_OutI(0x81);		//electronic volume mode set
	Lcd_WaitCmd();
	Lcd_OutI(0x2f);		//electronic volume register set
	Lcd_WaitCmd();
	Lcd_OutI(0xaf);		//dispaly on
	Lcd_WaitCmd();
	Lcd_OutI(0xae);		//dispaly off
	Lcd_WaitCmd();
	Lcd_OutI(0xb0);		//set page address
	Lcd_WaitCmd();
	Lcd_OutI(0x40);		//set the start line
	Lcd_WaitCmd();
	Lcd_OutI(0x10);		//set Column address msb
	Lcd_WaitCmd();
	Lcd_OutI(0x00);		//set Column address lsb
	Lcd_WaitCmd();
	Lcd_OutI(0xa5);		//all points on
	Lcd_WaitCmd();
	Lcd_OutI(0xa4);		//normal display 
	Lcd_WaitCmd();

*/	
	Lcd_OutI(0xA2);		//internal reset	
	Lcd_WaitCmd();
	Lcd_OutI(0xe2);		
	Lcd_WaitCmd();
	Lcd_OutI(0xA0);		
	Lcd_WaitCmd();
	Lcd_OutI(0xC8);		
	Lcd_WaitCmd();
	Lcd_OutI(0x2f);		
	Lcd_WaitCmd();
	Lcd_OutI(0x81);		
	Lcd_WaitCmd();
	Lcd_OutI(0x16);		
	Lcd_WaitCmd();
	Lcd_OutI(0xAF);		
	Lcd_WaitCmd();
	Lcd_OutI(0x60);		
	Lcd_WaitCmd();
	//wom12864e17对比度最佳值在0x10~0x23之间
/*	if(g_Par_data.m_Contrast>63||g_Par_data.m_Contrast<25) 
		g_Par_data.m_Contrast=40;//防止调整的对比度过大
	Lcd_A_Set_Contrast(g_Par_data.m_Contrast);
	Lcd_Clr_Icon();//clr icon	
	//Lcd_Disp_Bmp((char *)bmp_vol,3,16,16,8);	
	
	Lcd_Clr();
	*/
}

void Lcd_Set_Page(byte PageNo)
{
	PageNo = PageNo & 0x0f;
	if(PageNo >=4)
	{
		PageNo = PageNo - 4;
		Lcd_OutI(0xb0|PageNo);
		Lcd_WaitCmd();
	}
	else
	{
	PageNo = PageNo + 4;
	Lcd_OutI(0xb0|PageNo);
	Lcd_WaitCmd();
	}
}

void Lcd_Set_Col(byte ColNo)
{
	byte temp;
	temp = ColNo;
	ColNo =( temp >> 4)&0x0f;
	Lcd_OutI(0x10|ColNo);
	Lcd_WaitCmd();
	ColNo =temp&0x0f;
	Lcd_OutI(0x00|ColNo);
	Lcd_WaitCmd();
}

void Lcd_Set_PageCol(byte PageNo, byte ColNo)
{
	Lcd_Set_Page( PageNo);
	Lcd_Set_Col( ColNo);
}

void Lcd_StartLine(byte StartLine)
{
	StartLine = StartLine & 0x3f;
	Lcd_OutI(0x40|StartLine);
	Lcd_WaitCmd();
}

void Lcd_Fill
(byte flag)
{
	int i,j;
	if(flag == 1)
	{
		for(i=0; i<8; i++)
		{
			Lcd_Set_PageCol(i, 0);
			for(j=0; j<132; j++)
			{
				Lcd_OutD(0xff);
				Lcd_WaitCmd();
			}
		}
	}
	if(flag == 0)
	{
		for(i=0; i<8; i++)
		{
			Lcd_Set_PageCol(i, 0);
			for(j=0; j<132; j++)
			{
				Lcd_OutD(0x00);
				Lcd_WaitCmd();
			}
		}
	}			
}


void Lcd_Set_Contrast(byte ContrastNo)
{
	Lcd_OutI(0x81);		//electronic volume mode set
	Lcd_WaitCmd();
	ContrastNo = ContrastNo & 0x3f;
	Lcd_OutI(ContrastNo);		//electronic volume register set
	Lcd_WaitCmd();
}

void Lcd_OutputHZ()
 {
	int i,j,page;
	char temp;
	char temp1;
	int LcdPage = 0;
	int LcdLine = 0;
	int Kinstars[6][16]=
			{
				{0x0410,	0xfc61,	0x0386,	0x0060,	0x4208,	0x8108,	0x7fff,	0x4088,
	0x3008,	0x0ffe,	0x0022,	0x0022,	0xffe2,	0x0022,	0x0022,	0x0000},  //浙
				
				{0x0410,	0x0460,	0x7e01,	0x01c6,	0x2030,	0x2000,	0x2004,	0x2004,
	0x2004,	0x3ffc,	0x2004,	0x2004,	0x2004,	0x2004,	0x2000,	0x0000}, //江
			    	
			    {0x4040,	0x4040, 0x4220,	0x4220,	0x4a50,	0x7248,	0x4244,	0x7fc3,
	0x4244,	0x6248,	0x5a50,	0x4250,	0x4220,	0x4060,	0x4020,	0x0000},
					
				{0x0020,	0x8020,	0x4020,	0x2020,	0x1020,	0x0c20,	0x03a0,	0x007f,
	0x01a0,	0x0620,	0x0820,	0x3020,	0x6020,	0xc020,	0x4020,	0x0000},
					
				{0x0410,	0x0212,	0x0192,	0x0072,	0xfffe,	0x0051,	0x0491,	0x0400,
	0x0422,	0x02cc,	0x0200,	0x0200,	0xffff,	0x0100,	0x0100,	0x0000},
					
				{0x0108,	0x4108,	0x8088,	0x7fff,	0x0048,	0x4028,	0x4000,	0x20c8,
	0x1348,	0x0c48,	0x0c7f,	0x1248,	0x21c8,	0x6048,	0x2008,	0x0000}
			};

	//	Set_CS1(1);
	//	Set_CS2(1);
//	LcdChip_Sel(1);
	for(page=0; page<8; page +=2)
	{
		for(i=0; i<6; i++)
		{
			Lcd_Set_PageCol(page,LcdLine);
			for(j=0; j<16; j++)
			{
				temp = Kinstars[i][j] & 0x00ff;
				
			//	WriteData(Font_Change(temp));
			//	temp1 = Font_Change(temp);
				Lcd_OutD(temp);
			}
			Lcd_Set_PageCol(page+1,LcdLine);
			for(j=0; j<16; j++)
			{
				temp = (Kinstars[i][j] >> 8) & 0x00ff;
			//	temp1 = Font_Change(temp);
				Lcd_OutD(temp);
			}
			LcdLine += 16;
		}	
		LcdLine = 0;
	}
 }
 
 void Lcd_GuiYin(void)
{
	int i,j;
//	LcdChip_Sel(3);
	//Lcd_Set_PageCol();
	for(i=0; i<6; i++)
	{
		Lcd_Set_PageCol(i,64);
		for(j=0; j<32; j++)
		{
			Lcd_OutD(0xff);
		}
	}
	for(i=7; i<8; i++)
	{
		Lcd_Set_PageCol(i,64);
		for(j=0; j<32; j++)
		{
			Lcd_OutD(0xff);
		}
	}
	
//	LcdChip_Sel(2);
	for(i=0; i<8; i++)
	{
		Lcd_Set_PageCol(i,96);
		for(j=0; j<10; j++)
		{
			Lcd_OutD(0xff);
		}
	}
	for(i=0; i<8; i++)
	{
		Lcd_Set_PageCol(i,115);
		for(j=0; j<14; j++)
		{
			Lcd_OutD(0xff);
		}
	}
}