?? lcd_240x320.c
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/**************************************************************
The initial and control for 320×240 16Bpp TFT LCD----3.5寸豎屏
**************************************************************/
#include <string.h>
#include "def.h"
#include "2410addr.h"
#include "2410slib.h"
#include "2410lib.h"
#include "LCD_TX06D18.h"
//extern unsigned char girl13_240_320[]; //寬240，高320
extern unsigned char xyx_240_320[]; //寬240，高320
volatile static unsigned short LCD_BUFER[SCR_YSIZE_TFT_320240][SCR_XSIZE_TFT_320240];
/**************************************************************
320×240 16Bpp TFT LCD數據和控制端口初始化
**************************************************************/
static void Lcd_Port_Init(void)
{
#ifdef LTV350QV_POE
rGPCUP=0xffffffff; // Disable Pull-up register
rGPCCON=0xaa9556a9; //Initialize VD[7:0],LCDVF[2:0],VM,VFRAME,VLINE,VCLK,LEND
//LCDVF[0],[1],[2]---output;VD[0],[1],[2]----output.
rGPDUP=0xffffffff; // Disable Pull-up register
rGPDCON=0xaaaaaaaa; //Initialize VD[15:8] VD[8]---output
CS_H; //initialize the cs,scl,sdi pin for LTV350QV_POE
SCLK_H;
SDI_H;
#else
//rGPCUP = 0xffffffff; // Disable Pull-up register
rGPCUP = 0x0; // enable Pull-up register
rGPCCON = 0xaaaa56a9; //Initialize VD[7:0],LCDVF[2:0],VM,VFRAME,VLINE,VCLK,LEND
//rGPDUP = 0xffffffff ; // Disable Pull-up register
rGPDUP = 0x0 ; // enable Pull-up register
rGPDCON=0xaaaaaaaa; //Initialize VD[15:8]
#endif
}
/**************************************************************
320×240 16Bpp TFT LCD功能模塊初始化
**************************************************************/
static void Lcd_Init(void)
{
#ifdef LTV350QV_POE //先設置為16PBB模式.
rLCDCON1=(CLKVAL_TFT_240320<<8)|(MVAL_USED<<7)|(3<<5)|(12<<1)|0;
// TFT LCD panel,16bpp TFT,ENVID=off
rLCDCON2=(LTV350QV_VBPD<<24)|(LINEVAL_TFT_320240<<14)|(LTV350QV_VFPD<<6)|(LTV350QV_VSPW);
rLCDCON3=(LTV350QV_HBPD<<19)|(HOZVAL_TFT_320240<<8)|(LTV350QV_HFPD);
rLCDCON4=(MVAL<<8)|(LTV350QV_HSPW);
rLCDCON5=(1<<11)|(1<<10)|(1<<9)|(1<<8)|(0<<6)|(BSWP<<1)|(HWSWP); //FRM5:6:5,VCLK,HSYNC and VSYNC are inverted
rLCDSADDR1=(((U32)LCD_BUFER>>22)<<21)|M5D((U32)LCD_BUFER>>1);
rLCDSADDR2=M5D( ((U32)LCD_BUFER+(SCR_XSIZE_TFT_320240*LCD_YSIZE_TFT_320240*2))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_320240-LCD_XSIZE_TFT_320240)/1)<<11)|(LCD_XSIZE_TFT_320240/1);
#else
rLCDCON1=(CLKVAL_TFT_240320<<8)|(MVAL_USED<<7)|(3<<5)|(12<<1)|0;
// TFT LCD panel,12bpp TFT,ENVID=off
rLCDCON2=(VBPD_240320<<24)|(LINEVAL_TFT_240320<<14)|(VFPD_240320<<6)|(VSPW_240320);
rLCDCON3=(HBPD_240320<<19)|(HOZVAL_TFT_240320<<8)|(HFPD_240320);
rLCDCON4=(MVAL<<8)|(HSPW_240320);
rLCDCON5=(1<<11)|(0<<9)|(0<<8)|(0<<6)|(BSWP<<1)|(HWSWP); //FRM5:6:5,HSYNC and VSYNC are inverted----LQ035Q7DB02
rLCDSADDR1=(((U32)LCD_BUFER>>22)<<21)|M5D((U32)LCD_BUFER>>1);
rLCDSADDR2=M5D( ((U32)LCD_BUFER+(SCR_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320*2))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_240320-LCD_XSIZE_TFT_240320)/1)<<11)|(LCD_XSIZE_TFT_240320/1);
#endif
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
}
/**************************************************************
LCD視頻和控制信號輸出或者停止，1開啟視頻輸出
**************************************************************/
static void Lcd_EnvidOnOff(int onoff)
{
if(onoff==1)
rLCDCON1|=1; // ENVID=ON
else
rLCDCON1 =rLCDCON1 & 0x3fffe; // ENVID Off
}
/**************************************************************
LPC3600 is a timing control logic unit
**************************************************************/
/*
static void Lcd_Lpc3600Enable(void)
{
rLPCSEL&=~(7);
rLPCSEL|=(7); // 240320,Enable LPC3600
}
*/
/**************************************************************
320×240 8Bpp TFT LCD 電源控制引腳使能
**************************************************************/
/*
static void Lcd_PowerEnable(int invpwren,int pwren)
{
//GPG4 is setted as LCD_PWREN
rGPGUP = rGPGUP|(1<<4); // Pull-up disable
rGPGCON = rGPGCON|(3<<8); //GPG4=LCD_PWREN
//Enable LCD POWER ENABLE Function
rLCDCON5 = rLCDCON5&(~(1<<3))|(pwren<<3); // PWREN
rLCDCON5=rLCDCON5&(~(1<<5))|(invpwren<<5); // INVPWREN
}
*/
/**************************************************************
320×240 8Bpp TFT LCD 顏色初始化
**************************************************************/
/*
static void Lcd_Palette_Init(void)
{
unsigned char cdata, p_red, p_green, p_blue;
U32 *palette;
//#define PALETTE 0x4d000400 //Palette start address
palette=(U32 *)PALETTE;
*palette++=0; //black
for(cdata=1;cdata<255;cdata++)
{
p_red=(cdata & 0xe0);
p_green=(cdata & 0x1c);
p_blue=(cdata & 0x03);
*palette++=((U32)((p_red<<8)|(p_green<<6)|(p_blue<<3)));
}
*palette=0xffff; //white
}
*/
/**************************************************************
320×240 16Bpp TFT LCD移動觀察窗口
**************************************************************/
static void Lcd_MoveViewPort(int vx,int vy)
{
U32 addr;
SET_IF();
#if (LCD_XSIZE_TFT_320240<32)
while((rLCDCON1>>18)<=1); // if x<32
#else
while((rLCDCON1>>18)==0); // if x>32
#endif
addr=(U32)LCD_BUFER+(vx*2)+vy*(SCR_XSIZE_TFT_320240*2);
rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1 );
rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_320240*LCD_YSIZE_TFT_320240*2))>>1));
CLR_IF();
}
/**************************************************************
320×240 16Bpp TFT LCD移動觀察窗口
**************************************************************/
static void MoveViewPort(void)
{
int vx=0,vy=0,vd=1;
printf("\n*Move the LCD view windos:\n");
printf(" press 8 is up\n");
printf(" press 2 is down\n");
printf(" press 4 is left\n");
printf(" press 6 is right\n");
printf(" press Enter to exit!\n");
while(1)
{
switch(getkey())
{
case '8':
if(vy>=vd)vy-=vd;
break;
case '4':
if(vx>=vd)vx-=vd;
break;
case '6':
if(vx<=(SCR_XSIZE_TFT_320240-LCD_XSIZE_TFT_320240-vd))vx+=vd;
printf("vx=%3d,vy=%3d\n",vx,vy);
break;
case '2':
if(vy<=(SCR_YSIZE_TFT_320240-LCD_YSIZE_TFT_320240-vd))vy+=vd;
printf("vx=%3d,vy=%3d\n",vx,vy);
break;
case '\r':
return;
default:
break;
}
//printf("vx=%3d,vy=%3d\n",vx,vy);
Lcd_MoveViewPort(vx,vy);
}
}
/**************************************************************
320×240 16Bpp TFT LCD單個象素的顯示數據輸出
**************************************************************/
static void PutPixel(U32 x,U32 y,U32 c)
{
if ( (x < SCR_XSIZE_TFT_320240) && (y < SCR_YSIZE_TFT_320240) )
LCD_BUFER[(y)][(x)] = c;
}
/**************************************************************
320×240 16Bpp TFT LCD全屏填充特定顏色單元或清屏
**************************************************************/
static void Lcd_ClearScr(U16 c)
{
unsigned int x,y ;
for( y = 0 ; y < SCR_YSIZE_TFT_320240 ; y++ )
{
for( x = 0 ; x < SCR_XSIZE_TFT_320240 ; x++ )
{
LCD_BUFER[y][x] = c;
}
}
}
/**************************************************************
LCD屏幕顯示垂直翻轉
// LCD display is flipped vertically
// But, think the algorithm by mathematics point.
// 3I2
// 4 I 1
// --+-- <-8 octants mathematical cordinate
// 5 I 8
// 6I7
**************************************************************/
static void Glib_Line(int x1,int y1,int x2,int y2,int color)
{
int dx,dy,e;
dx=x2-x1;
dy=y2-y1;
if(dx>=0)
{
if(dy >= 0) // dy>=0
{
if(dx>=dy) // 1/8 octant
{
e=dy-dx/2;
while(x1<=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1+=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 2/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1+=1;e-=dy;}
y1+=1;
e+=dx;
}
}
}
else // dy<0
{
dy=-dy; // dy=abs(dy)
if(dx>=dy) // 8/8 octant
{
e=dy-dx/2;
while(x1<=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1-=1;e-=dx;}
x1+=1;
e+=dy;
}
}
else // 7/8 octant
{
e=dx-dy/2;
while(y1>=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1+=1;e-=dy;}
y1-=1;
e+=dx;
}
}
}
}
else //dx<0
{
dx=-dx; //dx=abs(dx)
if(dy >= 0) // dy>=0
{
if(dx>=dy) // 4/8 octant
{
e=dy-dx/2;
while(x1>=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1+=1;e-=dx;}
x1-=1;
e+=dy;
}
}
else // 3/8 octant
{
e=dx-dy/2;
while(y1<=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1-=1;e-=dy;}
y1+=1;
e+=dx;
}
}
}
else // dy<0
{
dy=-dy; // dy=abs(dy)
if(dx>=dy) // 5/8 octant
{
e=dy-dx/2;
while(x1>=x2)
{
PutPixel(x1,y1,color);
if(e>0){y1-=1;e-=dx;}
x1-=1;
e+=dy;
}
}
else // 6/8 octant
{
e=dx-dy/2;
while(y1>=y2)
{
PutPixel(x1,y1,color);
if(e>0){x1-=1;e-=dy;}
y1-=1;
e+=dx;
}
}
}
}
}
/**************************************************************
在LCD屏幕上畫一個矩形
**************************************************************/
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