lcd.h

LPC1114_例程和教程

#define csx      0 
#define sclk     3 
#define sdata    6 
#define dc       2
#define res      7 
#define Reset1()	(LPC_GPIO2->DATA|=(1<<res))
#define CSX1()		(LPC_GPIO2->DATA|=(1<<csx))
#define SData1()	(LPC_GPIO2->DATA|=(1<<sdata))
#define DC1()		(LPC_GPIO2->DATA|=(1<<dc))
#define SClk1()		(LPC_GPIO2->DATA|=(1<<sclk))

#define Reset0()	(LPC_GPIO2->DATA&=~(1<<res))
#define CSX0()		(LPC_GPIO2->DATA&=~(1<<csx))
#define SData0()	(LPC_GPIO2->DATA&=~(1<<sdata))
#define DC0()		(LPC_GPIO2->DATA&=~(1<<dc))
#define SClk0()		(LPC_GPIO2->DATA&=~(1<<sclk))



void LDS183DisplayOn(void);

//******************************************************************
//  		COMMANDS SET  		 
//******************************************************************
#define NOP								0x00
#define SW_RESET						0x01	//SWRESET	software Reset
#define BOOSTER_OFF						0x02    //BSTROFF	booster Off
#define BOOSTER_ON						0x03	//BSTRON	booster On
#define READ_DISPLAY_ID					0x04	//RDDID		return ID1,ID2,ID3
#define READ_DISPLAY_STATUS				0x09	//RDDST		return 4bytes

#define SLEEP_IN				        0x10	//SLPIN		Sleep in & booster off
#define SLEEP_OUT				        0x11	//SLPOUT	Sleep out & booster on
#define PARTIAL_DISPLAY_MODE_ON         0x12	//PTLON
#define NORMAL_DISPLAY_MODE_ON          0x13	//NORON		partial mode off
#define DISPLAY_INVERSION_OFF           0x20	//INVOFF
#define DISPLAY_INVERSION_ON            0x21	//INVON
#define ALL_PIXELS_OFF				    0x22	//APOFF
#define ALL_PIXELS_ON				    0x23	//APON
#define WRITE_CONTRAST				    0x25	//WRCNTR	EV[6:0]
#define DISPLAY_OFF				        0x28	//DISPOFF
#define DISPLAY_ON					    0x29	//DISPON
#define COLUMN_ADDRESS_SET			    0x2A	//CASET		XS[6:0],XE[6:0]
#define ROW_ADDRESS_SET				    0x2B	//RASET		YS[6:0],YE[6:0]
#define MEMORY_WRITE			        0x2C	//RAMWR		Display RAM Data Writing
#define COLOUR_SET_LUT				    0x2D	//RGBSET	LUT for 8bit/12bit conversation
#define	MEMORY_READ						0x2E	//RAMRD		Display RAM Data Reading
#define PARTIAL_AREA				    0x30	//PTLAR		PSL[6:0],PEL[6:0]
#define SCROLL_AREA					    0x33	//SCRLAR	TFA[6:0],VSA[6:0],BFA[6:0]
#define TEARING_EFFECT_LINE_OFF		    0x34	//TEOFF
#define TEARING_EFFECT_LINE_ON		    0x35	//TEON
#define MEMORY_DATA_ACCESS_CONTROL	    0x36	//MADCTR	MY,MX,MV,ML,RGB
#define VERTICAL_SCROLL_START_ADDRESS   0x37	//VSCSAD	SSA[6:0]
#define IDLE_MODE_OFF				    0x38	//IDMOFF
#define IDLE_MODE_ON				    0x39	//IDMON
#define INTERFACE_PIXEL_FORMAT          0x3A	//COLMOD	P[2:0]:256/4K/64K
#define READ_ID1_VALUE	                0xDA	//RDID1
#define READ_ID2_VALUE				    0xDB	//RDID2
#define READ_ID3_VALUE				    0xDC	//RDID3
#define INTERNAL_OSCILLATOR			    0xB0	//CLKINT
#define EXTERNAL_OSCILLATOR		        0xB1	//CLKEXT
#define FRAME_FREQ_NORMAL_MODE		    0xB4	//FRMSEL	FA,FB,FC,FD
#define FRAME_FREQ_IDLE_MODE		    0xB5	//FRM8SEL	Frame freq at 8color mode
#define TEMP_RANGE_FOR_FFREQ_ADJ	    0xB6	//TMPRNG	TA,TB,TC;temperature range set for frame frequency adjustment
#define TEMP_HYSTERESIS_FOR_FFREQ_ADJ   0xB7	//TMPHYS	TH[3:0]
#define TEMP_READ_BACK				    0xB8	//TMPREAD
#define DISPLAY_CONTROL				    0xBA	//DISCTR	FS[2:0],FINV[1:0],NL[3:0]
#define EV_SET_EEPROM				    0xBB	//EPVOL		offset of EV and RR
#define EEPROM_WRITE_END			    0xD0	//EPWROUT
#define EEPROM_WRITE_START			    0xD1	//EPWRIN
#define READ_EV_VALUE				    0xD4	//RDEV		EV_IN[6:0]
#define READ_RR_VALUE					0xD5	//RDRR		RR_IN[2:0]
//#define delay_1us()			 (_nop_())
/*********************************************************************************************************
定义LCM屏大小范围
*********************************************************************************************************/
#define  Gus_LCM_XMAX        128                                        /* 定义液晶x轴的点数            */
#define  Gus_LCM_YMAX        128   
//颜色宏定义
#define   BLACK        0x0000                                           /* 黑色： 0, 0, 0               */
#define   NAVY         0x000F                                           /* 深蓝色： 0, 0, 128           */
#define   DGREEN       0x03E0                                           /* 深绿色： 0, 128, 0           */
#define   DCYAN        0x03EF                                           /* 深青色： 0, 128, 128         */
#define   MAROON       0x7800                                           /* 深红色：128, 0, 0            */
#define   PURPLE       0x780F                                           /* 紫色： 128, 0, 128           */
#define   OLIVE        0x7BE0                                           /* 橄榄绿：128, 128, 0          */
#define   LGRAY        0xC618                                           /* 灰白色：192, 192, 192        */
#define   DGRAY        0x7BEF                                           /* 深灰色：128, 128, 128        */
#define   BLUE         0x001F                                           /* 蓝色： 0, 0, 255             */
#define   GREEN        0x07E0                                           /* 绿色： 0, 255, 0             */
#define   CYAN         0x07FF                                           /* 青色： 0, 255, 255           */
#define   RED          0xF800                                           /* 红色： 255, 0, 0             */
#define   MAGENTA      0xF81F                                           /* 品红： 255, 0, 255           */
#define   YELLOW       0xFFE0                                           /* 黄色： 255, 255, 0           */
#define   WHITE        0xFFFF                                           /* 白色： 255, 255, 255         */
#define   IDMCOLOR(color) (((color & 0x001F) << 11) | ((color & 0xF800) >> 11) | (color & 0x07E0))
#define  GusBACKCOLOR  BLACK  


void delay_nms(uint32_t a)	//延时1ms函数
{
uint32_t i;
while( --a != 0){
   for(i = 0; i<5500; i++);
}  
}

void delay_1us(uint32_t count)
{
	while(count--);
} 

void CSX_H(void) { 
   CSX1();    // CSX=1 
 //  delay_1us(1);
} 

void CSX_L(void) { 
   CSX0();   // CSX=0 
   delay_1us(1);
} 


void send_data(uint8_t dat) 
{ 			
   unsigned char i=0,j=7;
   
   SClk0();   //  SClk =0
   CSX_L();               //  CSX  =0
  
    for (i=0;i<8;i++)
	{ 
	  SClk0();;   //  SClk =0
	 
	  if (((dat>>j)&0x01))
	    SData1();    // SData=1
	  else
	    SData0();    // SData=0
	  j--;
	  if(i==7)
        DC1();      // DC=1
   	  SClk1();    // SClk =1; 
    
	}
    CSX_H();        //CSX =1;
} 

void send_command(uint8_t dat) 
{ 	
   char i;char j=7;
   
   SClk0();   //  SClk =0
   CSX_L();               //  CSX  =0
  
    for (i=0;i<8;i++)
	{ 
	  SClk0();   //  SClk =0
	 
	  if (((dat>>j)&0x01))
	    SData1();    // SData=1
	  else
	    SData0();    // SData=0
	  j--;
	  if(i==7)
        DC0();     // DC=0
   	  SClk1();    // SClk =1; 
    
	}
    CSX_H();        //CSX =1;
} 


//******************************************************************
// 			 	DRIVER LDS183 DEPENDANT FUNCTIONS
//******************************************************************
uint32_t i,j,k,m,l,n,Ys,Xs,Sc; 

 				 
void LDS183SleepOut(void)
{		   
	send_command(SLEEP_OUT);				// Leave sleepmode
//	Wait(120);								// Wait 10ms
    delay_nms(10);	

	LDS183DisplayOn();						// Set registers in good mode
}

void LDS183SleepIn(void)
{
//	Wait(120);								// Wait 120ms(100ms startup time + buffer) as in demoboard
    delay_nms(10);
    send_command(SLEEP_IN);					// Turn booster & display OFF
//	Wait(10);								// Wait 10ms
    
}

void LDS183IdleOn(void)
{
//	Wait(10);								// Wait 10ms
    delay_nms(10);
	send_command(IDLE_MODE_ON);				// 8 Color Display
}

void LDS183IdleOff(void)
{
//	 Wait(10);								// Wait 10ms
	 delay_nms(10);
	 send_command(IDLE_MODE_OFF);			
}

void LDS183DisplayOn(void)
{
	//Send_Command(SLEEP_OUT);				// Set booster ON
	//Wait(120);								// Wait 10ms
   	send_command(DISPLAY_ON);				// Display ON
            delay_nms(10);
}

void LDS183PowerOff(void)
{
	send_command(DISPLAY_OFF);				// Display OFF
	send_command(SLEEP_IN);					// Turn booster & display OFF
//	Wait(10);								// Wait 10ms
	delay_nms(10);
}

void LDS183NormtoPart(void)
{
	send_command(PARTIAL_AREA);						// PSL,PEL
	send_data(0x18);								// COM 54
	send_data(0x70);								// COM 75

  	send_command(PARTIAL_DISPLAY_MODE_ON);
}

void LDS183ParttoNorm(void)					//return to normal mode
{
	send_command(NORMAL_DISPLAY_MODE_ON);			// Set normal mode: partial mode/scroll mode off
}


void LDS183AdjustEV(uint8_t EV)
{
	send_command(WRITE_CONTRAST);
	send_data(EV);
}	

void LDS183VScrollOn(void)
{		   
 	for (Sc=0;Sc<5;Sc++)
	{
//		char str[7];
		send_command(SCROLL_AREA);
		send_data(0x08);					//TFA
		send_data(0x5F);					//VSA
		send_data(0x18);					//BFA
	   	
	   	send_command(COLUMN_ADDRESS_SET);				//XS,XE
		send_data(0x00);								//0~97
		send_data(0x7F);	 
	   	send_command(ROW_ADDRESS_SET);					//YS,YE
		send_data(0x25);								//0~69
		send_data(0x77);

		send_command(MEMORY_DATA_ACCESS_CONTROL);		// Set write direction col/rows		
		send_data(0x98);			// MY=1,MX=0,MV=0,ML=1,RGB=1--change color
	
		 
		 }
}
//*/


void LDS183VScrollOff(void)
{
		send_command(DISPLAY_OFF);				// Display OFF
		send_command(NORMAL_DISPLAY_MODE_ON);	// Set normal mode: partial mode/scroll mode off
	 	send_command(SCROLL_AREA);			//must recover its setting,otherwise abnormal
		send_data(0x00);					//TFA  recover normal setting
		send_data(0x7F);					//VSA  recover normal setting
		send_data(0x00);					//BFA  recover normal setting
	    LDS183DisplayOn(); //due to above display off acco. exit scrol off procedure
		send_command(MEMORY_DATA_ACCESS_CONTROL);		// Set write direction col/rows		
		send_data(0x10);			// MY=0,MX=0,MV=0,ML=1--change direc,RGB=0

}

void LDS183SetColumnAddress(uint8_t nStart, uint8_t nStop)
{
	send_command(COLUMN_ADDRESS_SET);
	send_data(nStart);
	send_data(nStop);	
}

void LDS183SetRowAddress(uint8_t nStart, uint8_t nStop)
{
	send_command(ROW_ADDRESS_SET);
	send_data(nStart);
	send_data(nStop);	
}

void LDS183WriteToMemory(void)
{
	send_command(MEMORY_WRITE);
}




void Initial(void)
{ send_command(DISPLAY_INVERSION_OFF);			// Set the normal mode, partial and scroll mode are left.
 	send_command(IDLE_MODE_OFF);					// Idle mode OFF, 64K colour mode
	send_command(NORMAL_DISPLAY_MODE_ON);			// Set normal mode: partial mode/scroll mode off
	

    send_command(MEMORY_DATA_ACCESS_CONTROL);		// Set write direction col/rows		
	send_data(0x00);								// MY=0,MX=0,MV=0,ML=0,RGB=0
	
	send_command(INTERFACE_PIXEL_FORMAT);  			// 64k color (16Bit/pixel)
	send_data(0x05);
	send_command(COLUMN_ADDRESS_SET);				//XS,XE
	send_data(0x00);								//0~128
	send_data(0x7F);   
	send_command(ROW_ADDRESS_SET);					//YS,YE
	send_data(0x00);								//0~128
	send_data(0x7F);
}

void White(void)
{   uint8_t Xs=0,Ys=0;
    send_command(COLUMN_ADDRESS_SET);			//XS,XE
	send_data(Xs);								//0~128
	send_data(0x7f);   
	send_command(ROW_ADDRESS_SET);				//YS,YE
	send_data(Ys);								//0~128
	send_data(0x7f);
   send_command(MEMORY_WRITE); 	
   for (i= 0; i<128;i++)
		{
			for (j=0;j<128;j++)
				{
		      	send_data(0xff);
				send_data(0xff);
				}
		}
}

void Black_64line(void)
{   uint8_t Xs=0,Ys=64;
    send_command(COLUMN_ADDRESS_SET);			//XS,XE
	send_data(Xs);								//0~128
	send_data(0x7f);   
	send_command(ROW_ADDRESS_SET);				//YS,YE
	send_data(Ys);								//0~128
	send_data(0x7f);
   send_command(MEMORY_WRITE); 	
   for (i= 0; i<64; i++)
		{
			for (j=0;j<128;j++)
				{
		      	send_data(0x00);
				send_data(0x00);
				}
		}
}

void Blue_nline(uint8_t Ys,int8_t n)
{   uint8_t Xs=20;
    send_command(COLUMN_ADDRESS_SET);			//XS,XE
	send_data(Xs);								//0~128
	send_data(0x7f);   
	send_command(ROW_ADDRESS_SET);				//YS,YE
	send_data(Ys);								//0~128
	send_data(Ys+n-1);
   send_command(MEMORY_WRITE); 	
   for (i= 0; i<n; i++)
		{
			for (j=0;j<80;j++)
				{
		      	send_data(0x00);
				send_data(0x1f);