📄 9320.c
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/************************************************
module HYT038-028 ILI9320+Wintek 2.8
LCD
IC 9320
VDD 2.8V
IDD
Iled
interface 8080/16bits
programed Zhalingun
date 2007.8.1
************************************************/
#include <reg51.h>
#include "stdio.h"
#include "ABSACC.h"
sbit CS =P3^3;
sbit Reset =P3^4;
sbit RS =P3^0;
sbit Wr =P3^1;
sbit Rd =P3^2;
sbit Key =P1^6;
////////////////
sbit P10 =P1^0;
sbit P11 =P1^1;
sbit P12 =P1^2;
sbit P13 =P1^3;
sbit P14 =P1^4;
sbit P16 =P1^6;
sbit P17 =P1^7;
/////////////////////////
sbit Ram_chip_select1 =P1^4;
sbit Ram_chip_select2 =P1^5;
sbit Ram_chip_select3 =P1^3;
#define uint unsigned int
#define uchar unsigned char
uchar code Picture[];
uchar *p;
void WData(uchar i,j)
{
CS = 0;
RS = 1;
Rd = 1;
Wr = 0;
P2 = i; // high
P0 = j; // low
Wr = 1;
CS = 1;
}
void WCom(uchar i,j)
{
CS = 0;
Rd = 1;
RS = 0;
Wr = 0;
P2 = i; // high
P0 = j; // low
Wr = 1;
CS = 1;
}
void Delay_ms(uchar Nms)//1ms
{
uchar i,j,k;
for(i=0;i<Nms;i++)
for(j=0;j<5;j++)
for(k=0;k<131;k++);
}
void WaitKey()
{
Key=1;
while(Key);
}
void LCD_RESET()
{ Reset=1;
Delay_ms(10);
Reset=0;
Delay_ms(100);
Reset=1;
Delay_ms(100);
}
void InitMain()
{
//exit sleep_9320
WCom(0x00,0xE5);WData(0x80,0x00); // Set the internal vcore voltage
WCom(0x00,0x00);WData(0x00,0x01); // Start internal OSC.
WCom(0x00,0x01);WData(0x01,0x00); // set SS and SM bit
WCom(0x00,0x02);WData(0x07,0x00); // set 1 line inversion
WCom(0x00,0x03);WData(0x10,0x30); // set GRAM write direction and BGR=1.
WCom(0x00,0x04);WData(0x00,0x00); // Resize register
WCom(0x00,0x08);WData(0x02,0x02); // set the back porch and front porch
WCom(0x00,0x09);WData(0x00,0x00); // set non-display area refresh cycle ISC[3:0]
WCom(0x00,0x0A);WData(0x00,0x00); // FMARK function
WCom(0x00,0x0C);WData(0x00,0x00); // RGB interface setting
WCom(0x00,0x0D);WData(0x00,0x00); // Frame marker Position
WCom(0x00,0x0E);WData(0x00,0x00); // RGB interface polarity
//*************Power On sequence ****************//
WCom(0x00,0x10);WData(0x00,0x00); // SAP, BT[3:0], AP, DSTB, SLP, STB
WCom(0x00,0x11);WData(0x00,0x07); // DC1[2:0], DC0[2:0], VC[2:0]
WCom(0x00,0x12);WData(0x00,0x00); // VREG1OUT voltage
WCom(0x00,0x13);WData(0x00,0x00); // VDV[4:0] for VCOM amplitude
Delay_ms(200); // Dis-charge capacitor power voltage
WCom(0x00,0x10);WData(0x17,0xB0); // SAP, BT[3:0], AP, DSTB, SLP, STB
WCom(0x00,0x11);WData(0x00,0x37); // DC1[2:0], DC0[2:0], VC[2:0]
Delay_ms(50); // Delay 50ms
WCom(0x00,0x12);WData(0x01,0x3A); // VREG1OUT voltage
Delay_ms(50); // Delay 50ms
WCom(0x00,0x13);WData(0x18,0x00); // VDV[4:0] for VCOM amplitude
WCom(0x00,0x29);WData(0x00,0x14); // VCM[4:0] for VCOMH
Delay_ms(50);
WCom(0x00,0x20);WData(0x00,0x00); // GRAM horizontal Address
WCom(0x00,0x21);WData(0x00,0x00); // GRAM Vertical Address
// ----------- Adjust the Gamma Curve ----------//
WCom(0x00,0x30);WData(0x00,0x00);
WCom(0x00,0x31);WData(0x02,0x03);
WCom(0x00,0x32);WData(0x03,0x01);
WCom(0x00,0x35);WData(0x00,0x03);
WCom(0x00,0x36);WData(0x10,0x0B);
WCom(0x00,0x37);WData(0x06,0x05);
WCom(0x00,0x38);WData(0x05,0x05);
WCom(0x00,0x39);WData(0x07,0x07);
WCom(0x00,0x3C);WData(0x07,0x00);
WCom(0x00,0x3D);WData(0x0F,0x04);
//------------------ Set GRAM area ---------------//
WCom(0x00,0x50);WData(0x00,0x00); // Horizontal GRAM Start Address
WCom(0x00,0x51);WData(0x00,0xEF); // Horizontal GRAM End Address
WCom(0x00,0x52);WData(0x00,0x00); // Vertical GRAM Start Address
WCom(0x00,0x53);WData(0x01,0x3F); // Vertical GRAM Start Address
WCom(0x00,0x60);WData(0x27,0x00); // Gate Scan Line
WCom(0x00,0x61);WData(0x00,0x01); // NDL,VLE, REV
WCom(0x00,0x6A);WData(0x00,0x00); // set scrolling line
//-------------- Partial Display Control ---------//
WCom(0x00,0x80);WData(0x00,0x00);
WCom(0x00,0x81);WData(0x00,0x00);
WCom(0x00,0x82);WData(0x00,0x00);
WCom(0x00,0x83);WData(0x00,0x00);
WCom(0x00,0x84);WData(0x00,0x00);
WCom(0x00,0x85);WData(0x00,0x00);
//-------------- Panel Control -------------------//
WCom(0x00,0x90);WData(0x00,0x10);
WCom(0x00,0x92);WData(0x00,0x00);
WCom(0x00,0x93);WData(0x00,0x03);
WCom(0x00,0x95);WData(0x01,0x10);
WCom(0x00,0x97);WData(0x00,0x00);
WCom(0x00,0x98);WData(0x00,0x00);
WCom(0x00,0x07);WData(0x01,0x73); // 262K color and display ON
}
void MainAddset()
{
WCom(0x00,0x21);WData(0x00,0x00);
WCom(0x00,0x22);
}
void MainWriteRGB(uchar H,uchar L)
{
int Row,Column;
MainAddset();
for(Row=0;Row<240;Row++)
for(Column=0;Column<320;Column++)
WData(H,L);
}
void BankSelect(uchar Bank)
{
switch (Bank)
{
case 0://ROM PAGE 0
P10=0;
P11=0;
P12=0;
break;
case 1://ROM PAGE 1
P10=1;
P11=0;
P12=0;
break;
case 2://ROM PAGE 2
P10=0;
P11=1;
P12=0;
break;
case 3://ROM PAGE 3
P10=1;
P11=1;
P12=0;
break;
case 4://ROM PAGE 4
P10=0;
P11=0;
P12=1;
break;
case 5://ROM PAGE 5
P10=1;
P11=0;
P12=1;
break;
case 6://ROM PAGE 6
P10=0;
P11=1;
P12=1;
break;
case 7://ROM PAGE 7
P10=1;
P11=1;
P12=1;
break;
}
}
void picc1( int Addr,char Pic_number1,char Pic_number2,char Pic_number3,char Pic_number4)
{
int Row,Column;
int RamData1,RamData2;
MainAddset();
//////////////////////////////////////////
BankSelect(Pic_number1);
for(Row=0;Row<240;Row++)
{
for(Column=0;Column<80;Column++)
{ Ram_chip_select2=0;
RamData1=XBYTE[Addr++];
RamData2=XBYTE[Addr++];
Ram_chip_select2=1;
WData(RamData1,RamData2);
} }
Addr=0X0000;
//WaitKey();
/////////////////////////////////////////
BankSelect(Pic_number2);
for(Row=0;Row<240;Row++)
{
for(Column=0;Column<80;Column++)
{
Ram_chip_select2=0;
RamData1=XBYTE[Addr++];
RamData2=XBYTE[Addr++];
Ram_chip_select2=1;
WData(RamData1,RamData2);
}
}
Addr=0X0000; //WaitKey();
/////////////////////////////////////////
BankSelect(Pic_number3);
for(Row=0;Row<240;Row++)
{
for(Column=0;Column<80;Column++)
{
Ram_chip_select2=0;
RamData1=XBYTE[Addr++];
RamData2=XBYTE[Addr++];
Ram_chip_select2=1;
WData(RamData1,RamData2);
}
}
Addr=0X0000; //WaitKey();
//////////////////////////////////////////
BankSelect(Pic_number4);
for(Row=0;Row<240;Row++)
{
for(Column=0;Column<80;Column++)
{
Ram_chip_select2=0;
RamData1=XBYTE[Addr++];
RamData2=XBYTE[Addr++];
Ram_chip_select2=1;
WData(RamData1,RamData2);
}
}
Addr=0X0000; //WaitKey();
}
void Main()
{LCD_RESET();
InitMain();
while(1)
{
picc1(0x0000,0,1,2,3);
Delay_ms(200);Delay_ms(200); //WaitKey();
picc1(0x0000,4,5,6,7);
Delay_ms(200);Delay_ms(200);//WaitKey();
MainWriteRGB(0xf8,0x00);
Delay_ms(200);Delay_ms(200);// WaitKey();
MainWriteRGB(0x07,0xe0);
Delay_ms(200);Delay_ms(200);//WaitKey();
MainWriteRGB(0x00,0x1f);
Delay_ms(200);Delay_ms(200);//WaitKey();
display_pic();
WaitKey();
}
}
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