📄 lcd.c
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/*************************************************************************/
/* */
/* Copyright Shenzhen Watertek S.&T. Co.,Ltd 2002 */
/* All Rights Reserved. */
/* */
/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */
/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */
/* SUBJECT TO LICENSE TERMS. */
/* */
/*************************************************************************/
/*************************************************************************/
/* */
/* FILE NAME VERSION */
/* */
/* usbmain.c S3c2410 USB device 1.0*/
/* */
/* */
/* DESCRIPTION */
/* */
/* This file contains macro and main routines */
/* */
/* AUTHOR */
/* Zhi-gang yang shenzhen watertek */
/* */
/* */
/* DATA STRUCTURES */
/* */
/* Ep3Handler EP3 interrupt handler */
/* PrintEpoPkt print ep out packet for debug */
/* RdPktEp3_CheckSum No use */
/* IsrDma2 DMA interrupt handler,No use in this*/
/* case */
/* ClearEp3OutPktReady clear endpoint 3 packet out tag */
/* */
/* FUNCTIONS */
/* */
/* None */
/* */
/* DEPENDENCIES */
/* */
/* None */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 2004-12-27 Created initial version 1.0 */
/*************************************************************************/
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include "2410addr.h"
#include "def.h"
#include "lcd.h"
#include "2410lib.h"
#include "RTC.h"
/*************************************************************************/
/* */
/* FUNCTION */
/* */
/* C_Entry */
/* */
/* DESCRIPTION */
/* */
/* C entry function */
/* */
/* AUTHOR */
/* */
/* Zhi-gang Yang shenzhen watertek */
/* */
/* INPUTS */
/* None */
/* */
/* OUTPUTS */
/* */
/* None */
/* */
/* HISTORY */
/* */
/* DATE REMARKS */
/* */
/* 2004-12-28 Created initial version 1.0 */
/*************************************************************************/
void LCD_Entry(void)
{
// int i;
TIME time;
int flag =0;
char weekdaystr[20];
char timestr[60];
unsigned char *ptr;
Led4_On_or_Off(TRUE);
ptr =(unsigned char*) IMAGEBUFFER;
showimage(ptr);
//add RTC
readRTC (&time);
if(time.weekday == 1) strcpy(weekdaystr,"星期一");
else if(time.weekday == 2) strcpy(weekdaystr,"星期二");
else if(time.weekday == 3) strcpy(weekdaystr,"星期三");
else if(time.weekday == 4) strcpy(weekdaystr,"星期四");
else if(time.weekday == 5) strcpy(weekdaystr,"星期五");
else if(time.weekday == 6) strcpy(weekdaystr,"星期六");
else if(time.weekday == 7) strcpy(weekdaystr,"星期日");
else
{
strcpy(weekdaystr,"时间没有设置正确");
flag =1 ;
}
if(flag) drawtext(185,22,weekdaystr,1,0,rgb(255,0,0));
else drawtext(265,22,weekdaystr,1,0,rgb(255,0,0));
sprintf(timestr,"%d%d:%d%d",time.hour/10,time.hour%10,time.min/10,time.min%10);
drawascii168(270,40,timestr,rgb(255,0,0));
}
void INT_ADC_Enable(int flag)
{
int temp;
if(flag == FALSE)
{
temp = rINTSUBMSK;
temp |=(1<<10);
rINTSUBMSK = temp;
temp = rINTMSK;
temp |=0x80000000;
rINTMSK = temp;
}
else
{
temp = rINTSUBMSK;
temp = 0x5ff;
rINTSUBMSK = temp;
temp = rINTMSK;
temp &= ~(0x80000000) ;
rINTMSK = temp;
}
}
int LCD_Init(void)
{
rLCDCON2=0x14FC081;
rLCDCON3=0x188EF0F;
rLCDCON4=0xD;
rLCDCON5=0xB09;
rLCDSADDR1=0x18000000;
rLCDSADDR2=0x12c00;
rLCDCON1=0x479;
rLCDSADDR3=0x0;
rREDLUT=0x0;
rGREENLUT=0x0;
rBLUELUT=0x0;
rDITHMODE=0x0;
rTPAL=0x0;
rLCDINTPND=0x0;
rLCDSRCPND=0x0;
rLCDINTMSK=0x3;
rLPCSEL=0x4;
rADCTSC=0xd3;
rADCDLY=0xc350;
INT_ADC_Enable(TRUE);
return 0;
}
unsigned short rgb(int red,int green,int blue)
{
unsigned short pencolor;
/*compose the color depend the red, blue and green*/
pencolor=(((red&(~(~0<<RED_BITNUM)))<<RED_SHIFT)|((green&(~(~0<<GREEN_BITNUM)))<<GREEN_SHIFT)\
|((blue&(~(~0<<BLUE_BITNUM)))<<BLUE_SHIFT));
return pencolor;
}
int setpixel(int x,int y,unsigned short pencolor)
{
int movetop; /*THE PIXEL ADDRESS*/
short *p;
if (x<0||x>(int)x_limit) return ERROR;
if (y<0||y>(int)y_limit) return ERROR;
/*指向所要显示的像素偏移地址*/
movetop=(x*x_size+y)*2;//一个像素占两个字节
p=(short *)(VideoAddrStart+movetop);
*p=pencolor;
return 1;
}
COLOR getpixel(int x,int y)
{
int movetop; /*THE PIXEL ADDRESS*/
short *p;
if (x<0||x>(int)x_limit) return ERROR;
if (y<0||y>(int)y_limit) return ERROR;
/*指向所要显示的像素偏移地址*/
movetop=(x*x_size+y)*2;//一个像素占两个字节
p=(short *)(VideoAddrStart+movetop);
return *p;
}
void clrsrc(COLOR mcolor)
{
short *p;
for(p=(short*)VideoAddrStart;p<(short*)VideoAddrEnd;p++) *p=mcolor;
return ;
}
void ascii_168(int x0,int y0,char *code,int pencolor)
{
/*define the code group for compare the code*/
char mask[]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};
char mat[16];
char *hzpos;
int i,k,m,offset;
offset=(*code)*16;
hzpos=(char *)(asciibufbase+offset);
/*transmit the lattice message to the group*/
for (m=0;m<16;m++)
{
mat[m]=*hzpos;
hzpos++;
}
/*display the character depend on the messsage of the group*/
for (i=0;i<16;i++)
for (k=0;k<8;k++)
{
if (mask[k%8]&mat[i])
{
setpixel(x0+k,y0-i,pencolor);
}
}
}
int drawascii168(int x0,int y0,char *c,int pencolor)
{
int x,y,counter;
x=x0;
y=y0;
counter=0;
while(*c!='\0') /*while don't reach to the end of the string*/
{
while(x<320 && (*c!='\0')) /*while the X coordinate don't exceed the scope of X limit*/
{
ascii_168(x,y,c,pencolor); /*display the character*/
x+=8;
c+=1;
counter+=1;
}
x=0; /*exchange the next row*/
y+=16;
}
return(counter);
}
void ascii_1616(int x0,int y0,char *code,int pencolor)
{
/*define the code group for compare the code*/
char mask[]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};
char mat[32];
char *hzpos;
int i,j,k,m,offset;
/*computer the excurison of the base address*/
offset=(*code)*32;
hzpos=(char *)(asciibufbase+offset);
/*get the character lattice message*/
for (m=0;m<32;m++)
{
mat[m]=*hzpos;
hzpos++;
}
/*display the character*/
for (i=0;i<16;i++)
for (j=0;j<2;j++)
for (k=0;k<8;k++)
{
if (mask[k%8]&mat[2*i+j])
setpixel(x0+8*j+k,y0+i,pencolor);
}
}
int drawascii1616(int x0,int y0,char *c,int pencolor)
{
int x,y,counter;
x=x0;
y=y0;
counter=0;
/*while don't reach to the end of the string*/
while(*c!='\0')
{
while(x<320 && (*c!='\0')) /*while the X coordinate don't exceed the scope of X limit*/
{
ascii_1616(x,y,c,pencolor); /*display the character*/
x+=16;
c+=1;
counter+=1;
}
x=0; /*exchange the next row*/
y+=16;
}
return(counter);
}
void get_hz(int x0,int y0,char incode[],int zoom,int pencolor)
{
/*define the code group for compare the code*/
char mask[]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};
char mat[32];
char wh,qh; /*the position code of the chinese characters*/
char *hzpos;
int i,j,k,m,offset;
/*get the position code from the ISN*/
qh=incode[0]-0xa0;
wh=incode[1]-0xa0;
/*get the excuriosn of chinese character and add it to the base address of chinese characters storeroom*/
offset=(94*(qh-1)+(wh-1))*32;
hzpos=(char *)(hzbufbase+offset);
/*get the chinese character lattice message*/
for (m=0;m<32;m++)
{
mat[m]=(*hzpos);
hzpos++;
}
/*display the chinese character*/
for (i=0;i<16;i++)
for (j=0;j<2;j++)
for (k=0;k<8;k++)
{
if (mask[k%8]&mat[2*i+j])
{
setpixel(x0+zoom*(8*j+k),y0-zoom*i,pencolor);
}
}
}
int drawtext(int x0,int y0,char *c,int zoom,int space,int pencolor)
{
int x,y,counter;
x=x0;
y=y0;
counter=0;
while(*c!='\0')
{
/*if don't reach to the end of the string display the character in LCD*/
while(x<320 && (*c!='\0'))
{
get_hz(x,y,c,zoom,pencolor); /*display the Chines character*/
x+=16*zoom+space;
c+=2;
counter+=1;
}
x=0;
y+=32;
}
return(counter);
}
void line(int x0,int y0,int x1,int y1,COLOR mcolor)
{
int x;
int y;
if(x0==x1)
{ if(y0>y1)
{
y=y0;y0=y1;y1=y;
}
for(y=y0;y<=y1;y++)
setpixel(x0,y,mcolor);
return;
}
//swap
if(x0>x1)
{
x=x0;x0=x1;x1=x;
y=y0;y0=y1;y1=y;
}
for(x=x0;x<=x1;x++)
{
y=(int)(((float)(x-x0))*(y1-y0)/(x1-x0) + y0);
setpixel(x,y,mcolor);
}
}
void fillrectangle(int x0,int y0,int x1,int y1,COLOR mcolor)
{
int x;
int y;
for(x=x0;x<=x1;x++)
for(y=y0;y<=y1;y++) setpixel(x,y,mcolor);
}
void showimage(unsigned char *p)
{
int i,j;
unsigned char red;
unsigned char green;
unsigned char blue;
unsigned short color;
p += 54;
for(j=0;j<240;j++)
for(i=0;i<320;i++)
{
blue = p[0];
green = p[1];
red = p[2];
p +=3;
color = rgb (red ,green ,blue);
setpixel(i,j,color);
}
}
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