📄 s6d0118 f.c
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/****************************************************************************
Controller IC:S6D0128,CMO 2.0 TFT
Paraller type:8 bit-8080 interface
Resolutions: 176*220 pixels
P0 : DB0---DB7===>D10-D17
P1 : P1.4 P1.3 P1.2 P1.1 P1.0
RES CS1 RS /WR RD
Modified date: 2006.09.13
****************************************************************************/
#include <reg52.h>
#include<intrins.h>
#define DisplayCol 220 //160
#define DisplaySeg 176 //128
#define DataPort P1
//#define ContPort P1
/*
// 8080- system interface
//Res /CS RS /WR /RD
#define cwrite 0xf1 // 1 0 0 0 1
#define cwrite_set 0xf3 // 1 0 0 1 1
#define dwrite 0xf5 // 1 0 1 0 1
#define dwrite_set 0xf7 // 1 0 1 1 1
*/
sbit _RST = P3^0;
sbit _CS1 = P3^5;
sbit RS = P3^4; //
sbit _WR = P3^3;
sbit _RD = P3^1; //
//define control key
sbit STOP = P2^7;
sbit CONU = P2^5;
sbit COND = P2^6;
sbit PA0=P3^0;
sbit PA1=P3^1;
sbit PA2=P3^2;
sbit FlashChip1Select=P3^6; //flash memory chip 1
sbit LBLPowerOn=P3^2; //backlight DC/DC on
unsigned int xdata *ptr;
//unsigned char contrast=114;
int Rate=1,contrast=1, frequency=6300;
unsigned char KeyValue;
long time ;
int cycle;
int stand=1000;
void delay(unsigned int param)
{
int i;
for(;param>0;param--)
for(i=0;i<960;i++);
}
void LCD_Index(unsigned char index)
{
_nop_();
RS=0;_RD=1;
P0=index;
_WR=0;
delay(0);
_WR=1;
}
void LCD_DataWrite(unsigned int set_db)
{
_nop_();
RS=1;_RD=1;
P0=set_db>>8;
_WR=0;
delay(0);
_WR=1;
_nop_();
RS=1;_RD=1;
P0=set_db;
_WR=0;
delay(0);
_WR=1;
}
void LCD_CmdWrite(unsigned char index,unsigned int set_db)
{
//INDEX Register set
_nop_();
RS=0;_RD=1;
P0=index;
_WR=0;
delay(0);
_WR=1;
_nop_();
RS=1;_RD=1;
P0=set_db>>8;
_WR=0;
delay(0);
_WR=1;
_nop_();
RS=1;_RD=1;
P0=set_db;
_WR=0;
delay(0);
_WR=1;
}
void LCD_Reset(void)
{
_CS1=0;
_RST=1;
delay(10);
_RST=0;
delay(60);
_RST=1;
delay(10);
}
void Power_set(void) //Power setting
{
//LCD_CmdWrite(0xb4,0x0010); //MTPSEL OFF
//LCD_CmdWrite(0x12,0x00b3); //
LCD_CmdWrite(0x11,0x3c03); //power control:PON=0,,PON1=0,AON=0
LCD_CmdWrite(0x14,0x0020); //power control
//LCD_CmdWrite(0x0b,0x0000); //Frame cycle control
LCD_CmdWrite(0x10,0x1300); //power control
delay(50);
LCD_CmdWrite(0x13,0x0040); //power control :PON=1,PON1=0,AON=0
delay(20);
LCD_CmdWrite(0x13,0x0060); //power control :PON=1,PON1=1,AON=0
delay(50);
LCD_CmdWrite(0x13,0x0070); //power control :PON=1,PON1=1,AON=1
delay(40);
}
void LCD_Initial1(void) //initial code 1
{
LCD_CmdWrite(0x01,0x011b);//Driver Output Control
//0000 0xxx 000x xxxx---0000 0001 0001 1101
//SM=0,GS=0,SS=1,NL[4:0]=1 0101---176*220 pixels
LCD_CmdWrite(0x02,0x0700);//LCD-Driving Waveform Control
//0000 xxxx 00xx xxxx---0000 0100 0000 0000
//FLD[1:0]=01,B/C=0,EOR=0,NW[5:0]=000000
LCD_CmdWrite(0x03,0x1030);//Entry Mode
LCD_CmdWrite(0x08,0x0202);//display control---blink control
LCD_CmdWrite(0x0b,0x0000);
LCD_CmdWrite(0x0c,0x0000);//display interface selection:16-bit RGB
}
void Gamma_Control(void) //Gamma control
{
//MP[5:0]([2:0]):gamma adjustment register for positive polarity output
LCD_CmdWrite(0x30,0x0302); //Gamma Control
LCD_CmdWrite(0x31,0x0303); //Gamma Control
LCD_CmdWrite(0x32,0x0203); //Gamma Control
LCD_CmdWrite(0x33,0x0303); //Gamma Control
LCD_CmdWrite(0x34,0x0302); //Gamma Control
LCD_CmdWrite(0x35,0x0303); //Gamma Control
LCD_CmdWrite(0x36,0x0203); //Gamma Control
LCD_CmdWrite(0x37,0x0303); //Gamma Control
LCD_CmdWrite(0x38,0x0000); //Gamma Control
LCD_CmdWrite(0x39,0x0000); //Gamma Control
}
void LCD_Initial2(void) //initial code 2
{
LCD_CmdWrite(0x40,0x0000);//Gate Scan Position
LCD_CmdWrite(0x42,0xdb00);//Screen Driving Position
LCD_CmdWrite(0x43,0x0000);//Screen Driving Position
LCD_CmdWrite(0x44,0xaf00);//Horzontal RAM Address Position:176
LCD_CmdWrite(0x45,0xdb00);//Vertical Address Position:220
//LCD_CmdWrite(0x61,0x0018);//Oscillator control
//LCD_CmdWrite(0x69,0x0000);//DC-DC control
//LCD_CmdWrite(0x70,0x0000);//source period setting
//LCD_CmdWrite(0x71,0x0000);//gate period setting
}
void Display_ON(void) //display on
{
LCD_CmdWrite(0x07,0x0014); //GON=0,DTE=0,D[1:0]=01
delay(2);
LCD_CmdWrite(0x07,0x0016); //GON=1,DTE=0,D[1:0]=01
delay(40);
LCD_CmdWrite(0x07,0x0017); //GON=1,DTE=0,D[1:0]=11
delay(40);
//display on status
LCD_CmdWrite(0x21,0x0000); //0000 0000 0000 0000
LCD_Index(0x22);
}
void Display_Off(void) //display off
{
LCD_CmdWrite(0x07,0x0016);
delay(40);
LCD_CmdWrite(0x07,0x0000);
}
void Power_Off(void) //Power off
{
LCD_CmdWrite(0x07,0x0016);
delay(40);
LCD_CmdWrite(0x07,0x0000);
LCD_CmdWrite(0x10,0x0000);
LCD_CmdWrite(0x14,0x0000);
LCD_CmdWrite(0x11,0x0000);
LCD_CmdWrite(0x13,0x0060);
delay(10);
LCD_CmdWrite(0x13,0x0040);
delay(10);
LCD_CmdWrite(0x13,0x0000);
}
void WriteBmp(unsigned char pages)
{
unsigned char page,seg;
unsigned int pointer;
FlashChip1Select= 0;//chip selected
pointer= 0;
LCD_CmdWrite(0x21,0x0000); //0000 0000 0000 0000
LCD_Index(0x22);
switch(pages)
{
case 0 :PA0 = 0;PA1 = 0;PA2 = 0;break;
case 1 :PA0 = 1;PA1 = 0;PA2 = 0;break;
case 2 :PA0 = 0;PA1 = 1;PA2 = 0;break;
case 3 :PA0 = 1;PA1 = 1;PA2 = 0;break;
case 4 :PA0 = 0;PA1 = 0;PA2 = 1;break;
case 5 :PA0 = 1;PA1 = 0;PA2 = 1;break;
case 6 :PA0 = 0;PA1 = 1;PA2 = 1;break;
case 7 :PA0 = 1;PA1 = 1;PA2 = 1;break;
}
for(page=0;page<DisplayCol;page++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
LCD_DataWrite(ptr[pointer++]);
}
}
FlashChip1Select=1;
}
void Checker(unsigned int param1,unsigned int param2) //Full on,off,checkerboard,bar
{
unsigned char page,seg;
LCD_CmdWrite(0x21,0x0000); //0000 0000 0000 0000
LCD_Index(0x22);
for(page=0;page<DisplayCol;page++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
if(seg%2) LCD_DataWrite(param1);
else LCD_DataWrite(param2);
}
}
}
void WriteBoundary(void) //write boundary
{
unsigned char page,seg;
LCD_CmdWrite(0x21,0x0000); //
LCD_Index(0x22);
for(page=0;page<DisplayCol;page++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
if (seg==0||seg==(DisplaySeg-1)) LCD_DataWrite(0xffff);
else if (page==0) LCD_DataWrite(0xffff);
else if (page==(DisplayCol-1)) LCD_DataWrite(0xffff); //
else LCD_DataWrite(0x0000);
}
}
}
void test(void) //test
{
unsigned char page,seg;
for(page=0;page<DisplayCol;page++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
if (page<3)
{
LCD_DataWrite(0xffff);
delay(10);
}
else
LCD_DataWrite(0x0000);
}
}
}
void WriteGrid1(void)
{
unsigned char col,seg;
LCD_CmdWrite(0x21,0x0000); //
LCD_Index(0x22);
for(col=0;col<DisplayCol;col++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
switch((col/16+seg/16)%3)
{
case 0: LCD_DataWrite(0x001f);break; //red
case 1: LCD_DataWrite(0x07e0);break; //green
case 2: LCD_DataWrite(0xf800);break; //blue
}
}
}
}
void WriteBar1(void)
{
unsigned char col,seg;
LCD_CmdWrite(0x21,0x0000); //0000 0000 0000 0000
LCD_Index(0x22);
for(col=0;col<DisplayCol;col++)
{
for(seg=0;seg<DisplaySeg;seg++)
{
switch((col/16+col/16)%3)
{
case 0: LCD_DataWrite(0x001f);break; //red
case 1: LCD_DataWrite(0x07e0);break; //green
case 2: LCD_DataWrite(0xf800);break; //blue
}
}
}
}
void main(void)
{
unsigned int step=0;
delay(10);
LCD_Reset();
Power_set();
LCD_Initial1();
Gamma_Control();
LCD_Initial2();
Display_ON();
for(step=0;step<8;step++)
{
switch(step)
{
case 0: Checker(0xffff,0xffff);break; //all on
case 1: Checker(0x0000,0x0000);break; //all off
case 2: Checker(0x07e0,0x07e0);break; //green
case 3: Checker(0x001f,0x001f);break; //red
case 4: Checker(0xf800,0xf800);break; //blue
case 5: WriteGrid1(); break; //Gird
case 6: WriteBar1(); break; //bar
//case 7: WriteBmp(0); break; //bitbmp
//case 8: test();break; //
case 7: WriteBoundary(); Power_Off(); break;//boundary
}
delay(200);
}
}
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