📄 lcdlib.c
字号:
/*********************************************************************************************
* File name: lcdlib.c
* Author: Embest
* Descript: lcd lib source code.
* History:
* Y.J.Guo, Programming start, April 4, 2005
*********************************************************************************************/
/*------------------------------------------------------------------------------------------*/
/* include files */
/*------------------------------------------------------------------------------------------*/
#include <string.h>
#include "2410lib.h"
#include "lcdlib.h"
/*------------------------------------------------------------------------------------------*/
/* variables define */
/*------------------------------------------------------------------------------------------*/
//Mono STN
UINT32T (*frameBuffer1Bit)[SCR_XSIZE_STN/32];
//Gray
UINT32T (*frameBuffer2Bit)[SCR_XSIZE_STN/16];
UINT32T (*frameBuffer4Bit)[SCR_XSIZE_STN/8];
//Color STN
UINT32T (*frameBuffer8Bit)[SCR_XSIZE_CSTN/4];
UINT32T (*frameBuffer12Bit)[SCR_XSIZE_CSTN*3/8]; //因为4096色STN显示时，用3字节表示8像素
//TFT 240320
UINT32T (*frameBuffer8BitTft240320)[SCR_XSIZE_TFT_240320/4];
UINT32T (*frameBuffer16BitTft240320)[SCR_XSIZE_TFT_240320/2];
//TFT 640480
UINT32T (*frameBuffer1BitTft640480)[SCR_XSIZE_TFT_640480/32];
UINT32T (*frameBuffer8BitTft640480)[SCR_XSIZE_TFT_640480/4];
UINT32T (*frameBuffer16BitTft640480)[SCR_XSIZE_TFT_640480/2];
UINT32T (*frameBuffer24BitTft640480)[SCR_XSIZE_TFT_640480];
//TFT 800600
UINT32T (*frameBuffer1BitTft800600)[SCR_XSIZE_TFT_800600/32];
UINT32T (*frameBuffer8BitTft800600)[SCR_XSIZE_TFT_800600/4];
UINT32T (*frameBuffer16BitTft800600)[SCR_XSIZE_TFT_800600/2];
/*********************************************************************************************
* name: Lcd_Init
* func: lcd initialization code
* para: int type -- lcd display mode
* ret: none
* modify:
* comment:
*********************************************************************************************/
void Lcd_Init(int type)
{
switch(type)
{
case MODE_STN_1BIT:
frameBuffer1Bit=(UINT32T (*)[SCR_XSIZE_STN/32])LCDFRAMEBUFFER;
//CLKVAL_STN_MONO：(20) MVAL_USED:(0)设置为4位单扫描，1bpp STN显示模式，ENVID=off
rLCDCON1=(CLKVAL_STN_MONO<<8)|(MVAL_USED<<7)|(1<<5)|(0<<1)|0;
//设置LINEVAL_STN(垂直尺寸）为LCD_YSIZE_STN(240)-1，其他位在STN LCD显示时都应设置为0
rLCDCON2=(0<<24)|(LINEVAL_STN<<14)|(0<<6)|(0<<0); // It is not TFT LCD. So,.....
//WDLY_STN：0 HOZVAL_STN：LCD_XSIZE_STN/4-1 LINEBLANK_MONO：(1 &0xff)
rLCDCON3=(WDLY_STN<<19)|(HOZVAL_STN<<8)|(LINEBLANK_MONO<<0);
//MVAL：13 WLH_STN：0
rLCDCON4=(MVAL<<8)|(WLH_STN<<0);
rLCDCON5=0;
rLCDSADDR1=(((UINT32T)frameBuffer1Bit>>22)<<21)|M5D((UINT32T)frameBuffer1Bit>>1);
rLCDSADDR2=M5D(((UINT32T)frameBuffer1Bit+(SCR_XSIZE_STN*LCD_YSIZE_STN/8))>>1);
rLCDSADDR3=(((SCR_XSIZE_STN-LCD_XSIZE_STN)/16)<<11)|(LCD_XSIZE_STN/16);
break;
case MODE_STN_2BIT:
frameBuffer2Bit=(UINT32T (*)[SCR_XSIZE_STN/16])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_STN_GRAY<<8)|(MVAL_USED<<7)|(1<<5)|(1<<1)|0;
// 4-bit single scan,2bpp STN,ENVID=off
rLCDCON2=(0<<24)|(LINEVAL_STN<<14)|(0<<6)|(0<<0);
rLCDCON3=(WDLY_STN<<19)|(HOZVAL_STN<<8)|(LINEBLANK_GRAY<<0);
rLCDCON4=(MVAL<<8)|(WLH_STN<<0);
rLCDCON5=0;
rLCDSADDR1=(((UINT32T)frameBuffer2Bit>>22)<<21)|M5D((UINT32T)frameBuffer2Bit>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer2Bit+(SCR_XSIZE_STN*LCD_YSIZE_STN/4))>>1);
rLCDSADDR3=(((SCR_XSIZE_STN-LCD_XSIZE_STN)/8)<<11)|(LCD_XSIZE_STN/8);
rDITHMODE=0x0;
rBLUELUT =0xf950; // 4-Gray only
break;
case MODE_STN_4BIT:
frameBuffer4Bit=(UINT32T (*)[SCR_XSIZE_STN/8])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_STN_GRAY<<8)|(MVAL_USED<<7)|(1<<5)|(2<<1)|0;
// 4-bit single scan,4bpp STN,ENVID=off
rLCDCON2=(0<<24)|(LINEVAL_STN<<14)|(0<<6)|(0<<0);
rLCDCON3=(WDLY_STN<<19)|(HOZVAL_STN<<8)|(LINEBLANK_GRAY<<0);
rLCDCON4=(MVAL<<8)|(WLH_STN<<0);
rLCDCON5=0;
rLCDSADDR1=(((UINT32T)frameBuffer4Bit>>22)<<21)|M5D((UINT32T)frameBuffer4Bit>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer4Bit+(SCR_XSIZE_STN*LCD_YSIZE_STN/2))>>1 );
rLCDSADDR3=(((SCR_XSIZE_STN-LCD_XSIZE_STN)/4)<<11)|(LCD_XSIZE_STN/4);
rDITHMODE=0x0;
break;
case MODE_CSTN_8BIT:
frameBuffer8Bit=(UINT32T (*)[SCR_XSIZE_CSTN/4])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_CSTN<<8)|(MVAL_USED<<7)|(2<<5)|(3<<1)|0;
// 8-bit single scan,8bpp CSTN,ENVID=off
rLCDCON2=(0<<24)|(LINEVAL_CSTN<<14)|(0<<6)|(0<<0);
rLCDCON3=(WDLY_CSTN<<19)|(HOZVAL_CSTN<<8)|(LINEBLANK_CSTN<<0);
rLCDCON4=(MVAL<<8)|(WLH_CSTN<<0);
rLCDCON5=0;
rLCDSADDR1=(((UINT32T)frameBuffer8Bit>>22)<<21 )|M5D((UINT32T)frameBuffer8Bit>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer8Bit+(SCR_XSIZE_CSTN*LCD_YSIZE_CSTN/1))>>1 );
rLCDSADDR3=(((SCR_XSIZE_CSTN-LCD_XSIZE_CSTN)/2)<<11)|(LCD_XSIZE_CSTN/2);
rDITHMODE=0x0;
rREDLUT =0xfdb96420;
rGREENLUT=0xfdb96420;
rBLUELUT =0xfb40;
break;
case MODE_CSTN_12BIT:
frameBuffer12Bit=(UINT32T (*)[SCR_XSIZE_CSTN*3/8])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_CSTN<<8)|(MVAL_USED<<7)|(2<<5)|(4<<1)|0;
// 8-bit single scan,12bpp CSTN,ENVID=off
rLCDCON2=(0<<24)|(LINEVAL_CSTN<<14)|(0<<6)|0;
rLCDCON3=(WDLY_CSTN<<19)|(HOZVAL_CSTN<<8)|(LINEBLANK_CSTN<<0);
rLCDCON4=(MVAL<<8)|(WLH_CSTN<<0);
rLCDCON5=0;
rLCDSADDR1=(((UINT32T)frameBuffer12Bit>>22)<<21)|M5D((UINT32T)frameBuffer12Bit>>1);
rLCDSADDR2=M5D(((UINT32T)frameBuffer12Bit+((SCR_XSIZE_CSTN*3/2)*LCD_YSIZE_CSTN))>>1);
rLCDSADDR3=(((SCR_XSIZE_CSTN-LCD_XSIZE_CSTN)*3/4)<<11)|(LCD_XSIZE_CSTN*3/4);
rDITHMODE=0;
break;
case MODE_TFT_8BIT_240320:
frameBuffer8BitTft240320=(UINT32T (*)[SCR_XSIZE_TFT_240320/4])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_TFT_240320<<8)|(MVAL_USED<<7)|(3<<5)|(11<<1)|0;
// TFT LCD panel,8bpp 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)|(1<<9)|(1<<8); //FRM5:6:5,HSYNC and VSYNC are inverted
rLCDSADDR1=(((UINT32T)frameBuffer8BitTft240320>>22)<<21)|M5D((UINT32T)frameBuffer8BitTft240320>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer8BitTft240320+(SCR_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320/1))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_240320-LCD_XSIZE_TFT_240320)/2)<<11)|(LCD_XSIZE_TFT_240320/2);
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
break;
case MODE_TFT_16BIT_240320:
frameBuffer16BitTft240320=(UINT32T (*)[SCR_XSIZE_TFT_240320/2])LCDFRAMEBUFFER;
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)|(1<<9)|(1<<8); //FRM5:6:5,HSYNC and VSYNC are inverted
rLCDSADDR1=(((UINT32T)frameBuffer16BitTft240320>>22)<<21)|M5D((UINT32T)frameBuffer16BitTft240320>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer16BitTft240320+(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);
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
break;
case MODE_TFT_1BIT_640480:
frameBuffer1BitTft640480=(UINT32T (*)[SCR_XSIZE_TFT_640480/32])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_TFT_640480<<8)|(MVAL_USED<<7)|(3<<5)|(8<<1)|0;
rLCDCON2=(VBPD_640480<<24)|(LINEVAL_TFT_640480<<14)|(VFPD_640480<<6)|(VSPW_640480);
rLCDCON3=(HBPD_640480<<19)|(HOZVAL_TFT_640480<<8)|(HFPD_640480);
rLCDCON4=(MVAL<<8)|(HSPW_640480);
rLCDCON5=(1<<11)|(1<<9)|(1<<8); //FRM5:6:5,HSYNC and VSYNC are inverted
rLCDSADDR1=(((UINT32T)frameBuffer1BitTft640480>>22)<<21)|M5D((UINT32T)frameBuffer1BitTft640480>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer1BitTft640480+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480/8))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_640480-LCD_XSIZE_TFT_640480)/16)<<11)|(LCD_XSIZE_TFT_640480/16);
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
break;
case MODE_TFT_8BIT_640480:
frameBuffer8BitTft640480=(UINT32T (*)[SCR_XSIZE_TFT_640480/4])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_TFT_640480<<8)|(MVAL_USED<<7)|(3<<5)|(11<<1)|0;
// TFT LCD panel,8bpp TFT,ENVID=off
rLCDCON2=(VBPD_640480<<24)|(LINEVAL_TFT_640480<<14)|(VFPD_640480<<6)|(VSPW_640480);
rLCDCON3=(HBPD_640480<<19)|(HOZVAL_TFT_640480<<8)|(HFPD_640480);
rLCDCON4=(MVAL<<8)|(HSPW_640480);
rLCDCON5=(1<<11)|(1<<9)|(1<<8); //FRM5:6:5,HSYNC and VSYNC are inverted
rLCDSADDR1=(((UINT32T)frameBuffer8BitTft640480>>22)<<21)|M5D((UINT32T)frameBuffer8BitTft640480>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer8BitTft640480+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480/1))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_640480-LCD_XSIZE_TFT_640480)/2)<<11)|(LCD_XSIZE_TFT_640480/2);
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
break;
case MODE_TFT_16BIT_640480:
frameBuffer16BitTft640480=(UINT32T (*)[SCR_XSIZE_TFT_640480/2])LCDFRAMEBUFFER;
rLCDCON1=(CLKVAL_TFT_640480<<8)|(MVAL_USED<<7)|(3<<5)|(12<<1)|0;
// TFT LCD panel,16bpp TFT,ENVID=off
rLCDCON2=(VBPD_640480<<24)|(LINEVAL_TFT_640480<<14)|(VFPD_640480<<6)|(VSPW_640480);
rLCDCON3=(HBPD_640480<<19)|(HOZVAL_TFT_640480<<8)|(HFPD_640480);
rLCDCON4=(MVAL<<8)|(HSPW_640480);
rLCDCON5=(1<<11)|(1<<9)|(1<<8); //FRM5:6:5,HSYNC and VSYNC are inverted
rLCDSADDR1=(((UINT32T)frameBuffer16BitTft640480>>22)<<21)|M5D((UINT32T)frameBuffer16BitTft640480>>1);
rLCDSADDR2=M5D( ((UINT32T)frameBuffer16BitTft640480+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480*2))>>1 );
rLCDSADDR3=(((SCR_XSIZE_TFT_640480-LCD_XSIZE_TFT_640480)/1)<<11)|(LCD_XSIZE_TFT_640480/1);
rLCDINTMSK|=(3); // MASK LCD Sub Interrupt
rLPCSEL&=(~7); // Disable LPC3600
rTPAL=0; // Disable Temp Palette
break;
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -