#include "system.h"
#include "altera_avalon_pio_regs.h"
#include "alt_types.h"
int ILI9326_init(void){
//Start Initial Sequence
LCD_CtrlWrite_ILI9326(0x0702, 0x3008);
LCD_CtrlWrite_ILI9326(0x0705, 0x0036);
LCD_CtrlWrite_ILI9326(0x070B, 0x1213);
LCD_CtrlWrite_ILI9326(0x0001, 0x0100); // set SS and SM bit
LCD_CtrlWrite_ILI9326(0x0002, 0x0100); // set 1 line inversion
LCD_CtrlWrite_ILI9326(0x0003, 0x1030); // set GRAM write direction and BGR=1.
LCD_CtrlWrite_ILI9326(0x0008, 0x0202); // set the back porch and front porch
LCD_CtrlWrite_ILI9326(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
LCD_CtrlWrite_ILI9326(0x000A, 0x0000); // FMARK function
LCD_CtrlWrite_ILI9326(0x000C, 0x0000); // RGB interface setting
LCD_CtrlWrite_ILI9326(0x000D, 0x0000); // Frame marker Position
LCD_CtrlWrite_ILI9326(0x000F, 0x0000); // RGB interface polarity
//Power On sequence
LCD_CtrlWrite_ILI9326(0x0100, 0x0000); // // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_CtrlWrite_ILI9326(0x0102, 0x0000); // VREG1OUT voltage
LCD_CtrlWrite_ILI9326(0x0103, 0x0000); // VDV[4:0] for VCOM amplitude
Delayms(200); // Delay 50ms
LCD_CtrlWrite_ILI9326(0x0100, 0x1190); // // SAP, BT[3:0], AP, DSTB, SLP, STB,0x1190
LCD_CtrlWrite_ILI9326(0x0101, 0x0005); // DC1[2:0], DC0[2:0], VC[2:0]//0x0227
Delayms(60);
LCD_CtrlWrite_ILI9326(0x0102, 0x01b8); // VREG1OUT voltage
Delayms(60);
LCD_CtrlWrite_ILI9326(0x0103, 0x3600); //DV[4:0] for VCOM amplitude
LCD_CtrlWrite_ILI9326(0x0281, 0x0001); // VCM[5:0] for VCOMH
Delayms(50);
LCD_CtrlWrite_ILI9326(0x0200, 0x0000); // GRAM horizontal Address
LCD_CtrlWrite_ILI9326(0x0201, 0x0000); //GRAM horizontal Address
//Adjust the Gamma Curve
LCD_CtrlWrite_ILI9326(0x0300, 0x0101);//
LCD_CtrlWrite_ILI9326(0x0301, 0x0506);//
LCD_CtrlWrite_ILI9326(0x0302, 0x0405);//
LCD_CtrlWrite_ILI9326(0x0305, 0x0007);//
LCD_CtrlWrite_ILI9326(0x0306, 0x0008);//
LCD_CtrlWrite_ILI9326(0x0307, 0x0203);//
LCD_CtrlWrite_ILI9326(0x0308, 0x0102);//
LCD_CtrlWrite_ILI9326(0x0309, 0x0706);//
LCD_CtrlWrite_ILI9326(0x030C, 0x0700);//
LCD_CtrlWrite_ILI9326(0x030D, 0x0008);//
//Set GRAM area
LCD_CtrlWrite_ILI9326(0x0210, 0x0000); // Horizontal GRAM Start Address
LCD_CtrlWrite_ILI9326(0x0211, 0x00EF); // Horizontal GRAM End Address
LCD_CtrlWrite_ILI9326(0x0212, 0x0000); // Vertical GRAM Start Address
LCD_CtrlWrite_ILI9326(0x0213, 0x018F); // Vertical GRAM Start Address
LCD_CtrlWrite_ILI9326(0x0400, 0x3100); // Gate Scan Line
LCD_CtrlWrite_ILI9326(0x0401, 0x0001); // NDL,VLE, REV
LCD_CtrlWrite_ILI9326(0x0404, 0x0000); // set scrolling line
//Partial Display Control
LCD_CtrlWrite_ILI9326(0x0500, 0x0000);
LCD_CtrlWrite_ILI9326(0x0501, 0x0000);
LCD_CtrlWrite_ILI9326(0x0502, 0x0000);
LCD_CtrlWrite_ILI9326(0x0503, 0x0000);
LCD_CtrlWrite_ILI9326(0x0504, 0x0000);
LCD_CtrlWrite_ILI9326(0x0505, 0x0000);
//Panel Control
LCD_CtrlWrite_ILI9326(0x0010, 0x0010);
LCD_CtrlWrite_ILI9326(0x0011, 0x0600);
LCD_CtrlWrite_ILI9326(0x0020, 0x0002);
LCD_CtrlWrite_ILI9326(0x0007, 0x0173); // 262K color and display ON
LCD_WRITE_CMD(0x0202);
}
/********************************************************************************
DESCRIPTION:
LCM display window setting.
PARAMETERS:
xs: Horizontal Address Start Position
xe: Horizontal Address End Position
ys: Vertical Address Start Position
ye: Vertical Address End Position
RETURNS:
REMARKS:
*********************************************************************************/
void LCD_set_Window_ILI9326(int xs,int xe,int ys,int ye)
{
LCD_CtrlWrite_ILI9326(0x0210,xs);
LCD_CtrlWrite_ILI9326(0x0211,xe);
LCD_CtrlWrite_ILI9326(0x0212,ys);
LCD_CtrlWrite_ILI9326(0x0213,ye);
LCD_CtrlWrite_ILI9326(0x0200,xs);
LCD_CtrlWrite_ILI9326(0x0201,ys);
LCD_WRITE_CMD(0x0202);
}
/********************************************************************************
DESCRIPTION:
LCM enter_sleep_mode sequence.
PARAMETERS:
RETURNS:
REMARKS:
*********************************************************************************/
void LCD_EnterSleep_lil9326(void)
{
LCD_CtrlWrite_ILI9326(0x0007,0x0132);//set GON=1,DTE=1,D[1:0]=10
delayms(20);
LCD_CtrlWrite_ILI9326(0x0007,0x0122);//set GON=1,DTE=0,D1=1,D0=0
delayms(20);
LCD_CtrlWrite_ILI9326(0x0007,0x0000);//displayoff
//power off sequence
LCD_CtrlWrite_ILI9326(0x0100,0x0000);//SAP,BT[3:0],AP,DSTB,SLP,STB
LCD_CtrlWrite_ILI9326(0x0101,0x0000);//DC1[2:0],DC0[2:0],VC[2:0]
LCD_CtrlWrite_ILI9326(0x0102,0x0000);//VREG1OUTvoltage
LCD_CtrlWrite_ILI9326(0x0103,0x0000);//VDV[4:0]forVCOMamplitude
delayms(200);//dis-chargecapacitorpowervoltage
LCD_CtrlWrite_ILI9326(0x0100,0x0002);//SAP,BT[3:0],APE,AP,DSTB,SLP
}
/********************************************************************************
DESCRIPTION:
LCM exit_sleep_mode sequence.
PARAMETERS:
RETURNS:
REMARKS:
*********************************************************************************/
void LCD_ExitSleep_ILI9326(void)
{
//Power On sequence
LCD_CtrlWrite_ILI9326(0x0100,0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_CtrlWrite_ILI9326(0x0101,0x0007); //DC1[2:0], DC0[2:0], VC[2:0]
LCD_CtrlWrite_ILI9326(0x0102,0x0000); //VREG1OUT voltage
LCD_CtrlWrite_ILI9326(0x0103,0x0000); //VDV[4:0] for VCOM amplitude
delayms(200);
LCD_CtrlWrite_ILI9326(0x0100,0x1190); //SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_CtrlWrite_ILI9326(0x0101,0x0005); //DC1[2:0], DC0[2:0], VC[2:0]
delayms(50);
LCD_CtrlWrite_ILI9326(0x0102,0x01b8); //External reference voltage=Vci
delayms(50);
LCD_CtrlWrite_ILI9326(0x0103,0x3600); //VDV[4:0] for VCOM amplitude
LCD_CtrlWrite_ILI9326(0x0281,0x0016); //VCM[4:0] for VCOMH 19
delayms(50);
LCD_CtrlWrite_ILI9326(0x0007,0x0173);//
}
