📄 main.c
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/**************************************************************************
此程序有飘零编写。
飘零工作室：http://piaoling.xpwap.com
qq:15987353
*************************************************************************/
#include "config.h"
/*************************clock data*************************************/
#define c_ox 63
#define c_oy 79
const char sec[]={ 8,79,8,87,9,90,11,96,13,101,15,107,19,111,22,116,26,120,31,123,36,127,41,129,46,131,52,133,57,134,
63,134,69,134,74,133,80,131,85,129,91,127,95,123,100,120,104,116,107,111,110,107,113,103,115,96,117,90,118,85,
118,79,118,73,117,68,115,62,113,57,111,52,107,47,104,42,100,38,95,35,91,31,85,29,80,27,74,25,69,24,
63,24,57,24,52,25,46,27,41,29,36,31,31,36,26,38,22,42,19,47,15,52,13,57,11,62,9,68,8,73};
const char min[]={ 18,79,18,84,19,88,20,93,22,97,24,102,27,105,30,109,33,112,37,115,41,118,45,120,49,122,54,123,58,124,
63,124,68,124,72,123,77,122,81,120,86,118,89,115,93,112,96,109,99,105,102,102,104,97,106,93,107,88,108,84,
108,79,108,74,107,70,106,65,104,61,102,57,99,53,96,49,93,46,89,43,86,40,81,38,77,36,72,35,68,34,
63,34,58,34,54,35,49,36,45,38,41,40,37,43,33,46,30,49,27,53,24,57,22,61,20,65,19,70,19,74};
const char hou[]={ 33,79,33,82,34,85,34,88,36,91,37,94,39,97,41,99,43,101,45,103,48,105,51,106,54,108,57,108,60,109,
63,109,66,109,69,108,72,108,75,106,78,105,81,103,83,101,85,99,87,97,89,94,90,91,92,88,92,85,93,82,
93,79,93,76,92,73,92,70,90,67,89,64,87,61,85,59,83,57,81,55,78,53,75,52,72,50,69,50,66,49,
63,49,60,49,57,50,54,50,51,52,48,53,45,55,43,57,41,59,39,61,37,64,36,67,34,70,34,73,33,76};
/***********************clock data end************************************/
/****************************************************************************
* 名称：DelayNS()
* 功能：长软件延时
* 入口参数：dly 延时参数，值越大，延时越久
* 出口参数：无
****************************************************************************/
/*void delay(uint32 dly)
{ uint32 i;
for(; dly>0; dly--)
for(i=0; i<500; i++);
}*/
__inline void enable_irq()
{
uint8 tmp;
__asm
{
MRS tmp,CPSR
BIC tmp,tmp,#0x80
MSR CPSR_c,tmp
}
}
__inline void disable_irq()
{
uint8 tmp;
__asm
{
MRS tmp,CPSR
ORR tmp,tmp,#0x80
MSR CPSR_c,tmp
}
}
__inline void enable_frq()
{
uint8 tmp;
__asm
{
MRS tmp,CPSR
BIC tmp,tmp,#0x40
MSR CPSR_c,tmp
}
}
__inline void disable_frq()
{
uint8 tmp;
__asm
{
MRS tmp,CPSR
ORR tmp,tmp,#0x40
MSR CPSR_c,tmp
}
}
//**************lcd programme start*****************************
#define wr (1<<8)
#define rd (1<<9)
#define cd (1<<10)
void delay(int c)
{
int j;
while(c--)
for(j=500;j>0;j--)
;
}
uint8 rd_state() //读状态
{
uint8 temp;
IODIR=0x700;
IOSET=cd;
IOCLR=rd;
temp=IOPIN;
IOSET=rd;
return(temp);
}
void rd_enable() //等待可读写
{
uint8 temp;
temp=rd_state();
while((temp&0x03)!=0x03)
temp=rd_state();
}
void rd_auto() //等待自动读写
{
uint8 temp;
temp=rd_state();
while((temp&0x04)!=0x04)
temp=rd_state();
}
void wr_auto() //等待自动写
{
uint8 temp;
temp=rd_state();
while((temp&0x08)!=0x08)
temp=rd_state();
}
/*写命令、写数据命令*********************
数据1、数据2、命令、参数个数
写单个数据时，请将数据放在数据二的位置
*****************************************/
void wr_data(char data1,char data2,char cmd,char num)
{
char temp;
temp=num;
if(temp==2)
{
rd_enable();
IODIR=0x7ff;
IOCLR=cd;
IOCLR=0xff;
IOSET=data1;
IOCLR=wr;
IOSET=wr;
}
if(temp==2||temp==1)
{
rd_enable();
IODIR=0x7ff;
IOCLR=cd;
IOCLR=0xff;
IOSET=data2;
IOCLR=wr;
IOSET=wr;
}
rd_enable();
IODIR=0x7ff;
IOSET=cd;
IOCLR=0xff;
IOSET=cmd;
IOCLR=wr;
IOSET=wr;
}
char rd_data() //读数据
{
char temp;
rd_enable();
IODIR=0x700;
IOCLR=cd;
IOCLR=rd;
temp=IOPIN;
IOSET=rd;
return(temp);
}
void lcd_init()
{
IODIR=cd|rd|wr;
IOSET=cd|rd|wr;
wr_data(0x00,0x00,0x40,0x02); //设置文本显示首地址:低字节、高字节、命令、参数个数
wr_data(0x14,0x00,0x41,0x02); //设置文本显示宽度
wr_data(0x40,0x01,0x42,0x02); //设置图形显示首地址:低字节、高字节、命令、参数个数
wr_data(0x14,0x00,0x43,0x02); //设置图形显示宽度
wr_data(0x00,0x00,0xa1,0x00); //光标形状设置
wr_data(0x00,0x00,0x81,0x00); //显示方式设置，“或”
wr_data(0x00,0x00,0x9c,0x00); //显示开关设置
}
/******************字符写函数******************************************
次函数约定屏幕的左上角为坐标原点
x行坐标：取值范围：0--15，共16行
y列坐标：取值范围：0--19，共20列
data：要发送的数据，其中发送0x00是将该单元清零
***********************************************************************/
void wr_char(unsigned char x,unsigned char y,char data)
{
unsigned int temp;
char addrh,addrl;
temp=x*20+y;
addrl=temp;
addrh=temp>>8;
wr_data(addrl,addrh,0x24,0x02); //设置写地址
wr_data(0x00,data,0xc4,1);
}
/******************画点函数******************************************
次函数约定屏幕的左上角为坐标原点
x行坐标：取值范围：0--127，共16行
y列坐标：取值范围：0--159，共20列
on：画圆为1，删除为0。
***********************************************************************/
void wr_point(int x,int y,unsigned char on)
{
char addrh,addrl,point;
int temp;
if((x+1>0)&(x<128)&(y+1>0)&(y<160))
{
temp=x*20+(y>>3)+0x0140;
addrl=temp;
addrh=temp>>8;
point=0xf7-y%8;
if(on)
point|=0xf8;
else
point&=0xf7;
wr_data(addrl,addrh,0x24,0x02); //设置写地址
wr_data(0,0,point,0);
}
}
/************************************************/
/*画圆。数学方程(X-Ox)^2+(Y-Oy)^2=Rx^2 */
/************************************************/
void wr_circle(int Ox,int Oy,unsigned char Rx,unsigned char draw)
{
int xx,rr,xt,yt,rs;
int col,row;
yt=Rx;
rr=Rx*Rx+1; //补偿 1 修正方形
rs=(yt+(yt>>1))>>1; //(*0.75)分开1/8圆弧来画
for (xt=0;xt<=rs;xt++)
{
xx=xt*xt;
while ((yt*yt)>(rr-xx))yt--;
col=Ox+xt; //第一象限
row=Oy-yt;
wr_point(col,row,draw);
col=Ox-xt; //第二象限
wr_point(col,row,draw);
row=Oy+yt; //第三象限
wr_point(col,row,draw);
col=Ox+xt; //第四象限
wr_point(col,row,draw);
/***************45度镜象画另一半***************/
col=Ox+yt; //第一象限
row=Oy-xt;
wr_point(col,row,draw);
col=Ox-yt; //第二象限
wr_point(col,row,draw);
row=Oy+xt; //第三象限
wr_point(col,row,draw);
col=Ox+yt; //第四象限
wr_point(col,row,draw);
}
}
/************************************************/
/*直线函数。 */
//**********************************************************
void line(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2,unsigned char draw)
{
unsigned int i1,j1,k1,l1;
int n1=0;
unsigned char temp=0;
if(y2<y1)
{
i1=x1;
l1=y1;
x1=x2;
y1=y2;
x2=i1;
y2=l1;
}
k1=y2-y1;
if(k1==0)
{
if(x1>x2)
{
i1=x1;
x1=x2;
x2=i1;
}
for (i1=x1;i1<=x2;i1++)
wr_point(i1,y1,draw);
}
else
{
if(x2>=x1)
{
temp=1;
j1=x2-x1;
}
else
j1=x1-x2;
i1=x1;
l1=y1;
wr_point(i1,l1,draw);
if(temp&&(k1<=j1))
while(i1!=x2)
{
if(n1<0)
{
i1=i1+1;
n1=n1+(y2-l1);
}
else
{
i1=i1+1;
l1=l1+1;
n1=n1+(y2-l1)-(x2-i1);
}
wr_point(i1,l1,draw);
}
else if(temp&&(k1>j1))
while(l1!=y2)
{
j1=x2-i1;
k1=y2-l1;
if(n1<0)
{
i1=i1+1;
l1=l1+1;
n1=n1+k1-j1;
}
else
{
l1=l1+1;n1=n1-j1;
}
wr_point(i1,l1,draw);}
else if(!temp&&(k1<=j1))
while(i1!=x2)
{
j1=i1-x2;
k1=y2-l1;
if(n1<0)
{
i1=i1-1;
n1=n1+k1;
}
else
{
i1=i1-1;
l1=l1+1;
n1=n1+k1-j1;
}
wr_point(i1,l1,draw);}
else if(!temp &&(k1>j1))
while(l1!=y2)
{
j1=i1-x2;
k1=y2-l1;
if(n1<0)
{
i1=i1-1;
l1=l1+1;
n1=n1+k1-j1;
}
else
{
l1=l1+1;
n1=n1-j1;
}
wr_point(i1,l1,draw);
}
}
}
//******************lcd programme end*******************************
//************************clock init****************************************
void c_init()
{
wr_char(3,5,0x50);//p
wr_char(3,6,0x49);//i
wr_char(3,7,0x41);//a
wr_char(3,8,0x4f);//o
wr_char(3,11,0x4c);//l
wr_char(3,12,0x49);//i
wr_char(3,13,0x4e);//n
wr_char(3,14,0x47);//g
wr_char(5,4,0x31);//q
wr_char(5,5,0x31);//q
wr_char(5,6,0x1a);//:
wr_char(5,8,0x10+1);//1
wr_char(5,9,0x10+5);
wr_char(5,10,0x10+9);
wr_char(5,11,0x10+8);
wr_char(5,12,0x10+7);
wr_char(5,13,0x10+3);
wr_char(5,14,0x10+5);
wr_char(5,15,0x10+3);
wr_circle(123,79,1,1);
wr_circle(123,79,2,1);
wr_circle(63,139,1,1);
wr_circle(63,139,2,1);
wr_circle(3,79,1,1);
wr_circle(3,79,2,1);
wr_circle(63,19,1,1);
wr_circle(63,19,2,1);
wr_circle(115,109,1,1);
wr_circle(93,131,1,1);
wr_circle(33,131,1,1);
wr_circle(11,109,1,1);
wr_circle(11,49,1,1);
wr_circle(33,27,1,1);
wr_circle(93,27,1,1);
wr_circle(115,49,1,1);
wr_point(c_ox,c_oy,1);
wr_circle(c_ox,c_oy,2,1);
wr_circle(c_ox,c_oy,60,1);
}
void move(unsigned char n)
{
line(c_ox,c_oy,sec[2*n],sec[2*n+1],1);
}
//************************clock init end************************************
//***********************RTC programme start********************************
#define fpclk 2764800
unsigned char min_n;
unsigned int hou_n;
void rtc_init()
{
PREINT=fpclk/32768-1;
PREFRAC=fpclk-(fpclk/32768)*32768;
YEAR=2006;
MONTH=2;
DOM=3;
HOUR=22;
MIN=30;
SEC=0;
CIIR=0x01;
ILR=0x01;
CCR=0x01;
}
void __irq rtc_int()
{
ILR=0x01;
wr_char(9,6,0x10+HOUR/10);
wr_char(9,7,0x10+HOUR%10);
wr_char(9,8,0x1a);
wr_char(9,9,0x10+MIN/10);
wr_char(9,10,0x10+MIN%10);
wr_char(9,11,0x1a);
wr_char(9,12,0x10+SEC/10);
wr_char(9,13,0x10+SEC%10);
wr_char(11,5,0x10+YEAR/1000);
wr_char(11,6,0x10+YEAR%1000/100);
wr_char(11,7,0x10+YEAR%100/10);
wr_char(11,8,0x10+YEAR%10);
wr_char(11,9,0xf);
wr_char(11,10,0x10+MONTH/10);
wr_char(11,11,0x10+MONTH%10);
wr_char(11,12,0xf);
wr_char(11,13,0x10+DOM/10);
wr_char(11,14,0x10+DOM%10);
if(SEC==0)
{
line(c_ox,c_oy,sec[59*2],sec[59*2+1],0);
line(c_ox,c_oy,sec[0],sec[1],1);
}
else
{
line(c_ox,c_oy,sec[SEC*2-2],sec[SEC*2-1],0);
line(c_ox,c_oy,sec[SEC*2],sec[SEC*2+1],1);
}
if(MIN==0)
{
line(c_ox,c_oy,min[59*2],min[59*2+1],0);
line(c_ox,c_oy,min[0],min[1],1);
}
else
{
line(c_ox,c_oy,min[MIN*2-2],min[MIN*2-1],0);
line(c_ox,c_oy,min[MIN*2],min[MIN*2+1],1);
}
if(HOUR>11)
hou_n=((HOUR-12)*60+MIN)/12;
else
hou_n=(HOUR*60+MIN)/12;
if(hou_n==0)
{
line(c_ox,c_oy,hou[59*2],hou[59*2+1],0);
line(c_ox,c_oy,hou[0],hou[1],1);
}
else
{
line(c_ox,c_oy,hou[hou_n*2-2],hou[hou_n*2-1],0);
line(c_ox,c_oy,hou[hou_n*2],hou[hou_n*2+1],1);
}
wr_circle(c_ox,c_oy,2,1);
}
//*************************RTC programme end********************************
//**************************int init****************************************
void int_init() //中断向量初始化
{
VICIntSelect=0; //设置所有中断为irq中断
VICIntEnable=0x00002000; //中断使能位
VICVectCntl0=0x2d; //中断优先级设置
VICVectAddr0=(int)rtc_int; //中断向量设置
}
//**************************************************************************
/****************************************************************************
* 名称：main()
* 功能：
****************************************************************************/
int main(void)
{
lcd_init();
c_init();
int_init();
rtc_init();
enable_irq();
// move(2);
// line(c_ox,c_oy,min[2],min[3],1);
// line(c_ox,c_oy,hou[0],hou[1],1);
while(1);
}
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