第一部分:LCD.C
#include "lcd.h"
u16 BACK_COLOR, POINT_COLOR; //背景色,画笔色
/*--------------------STM32移植添加-----------------------*/
void LCD_DataAlleyway_transferL(u8 DATA)
{
u8 i;
for(i=0;i<8;i++)
{
switch(i)
{
case 0:PDout(14)=DATA&0x01;break;
case 1:PDout(15)=DATA&0x01;break;
case 2:PDout(0)=DATA&0x01;break;
case 3:PDout(1)=DATA&0x01;break;
case 4:PEout(7)=DATA&0x01;break;
case 5:PEout(8)=DATA&0x01;break;
case 6:PEout(9)=DATA&0x01;break;
case 7:PEout(10)=DATA&0x01;break;
}
DATA=DATA>>1;
}
}
void LCD_DataAlleyway_transferH(u8 DATA)
{
u8 i;
for(i=0;i<8;i++)
{
switch(i)
{
case 0:PEout(11)=DATA&0x01;break;
case 1:PEout(12)=DATA&0x01;break;
case 2:PEout(13)=DATA&0x01;break;
case 3:PEout(14)=DATA&0x01;break;
case 4:PEout(15)=DATA&0x01;break;
case 5:PDout(8)=DATA&0x01;break;
case 6:PDout(9)=DATA&0x01;break;
case 7:PDout(10)=DATA&0x01;break;
}
DATA=DATA>>1;
}
}
/*--------------------------------------------------------*/
#ifdef Bus_16 //条件编译-16位数据模式
void LCD_Writ_Bus(char VH,char VL) //并行数据写入函数
{
LCD_DataAlleyway_transferH(VH);
LCD_DataAlleyway_transferL(VL);
LCD_WR=0;
LCD_WR=1;
}
#else
//条件编译-8位数据模式
void LCD_Writ_Bus(char VH,char VL) //并行数据写入函数
{
LCD_DataAlleyway_transferH(VH);
LCD_WR=0;
LCD_WR=1;
LCD_DataAlleyway_transferH(VL);
LCD_WR=0;
LCD_WR=1;
}
#endif
void LCD_WR_DATA8(char VH,char VL) //发送数据-8位参数
{
LCD_RS=1;
LCD_Writ_Bus(VH,VL);
}
void LCD_WR_DATA(int da)
{
LCD_RS=1;
LCD_Writ_Bus(da>>8,da);
}
void LCD_WR_REG(int da)
{
LCD_RS=0;
LCD_Writ_Bus(da>>8,da);
}
void LCD_WR_REG_DATA(int reg,int da)
{
LCD_WR_REG(reg);
LCD_WR_DATA(da);
}
void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2)
{
LCD_WR_REG(0x0046);LCD_WR_DATA8(x2,x1);
LCD_WR_REG(0x0047);LCD_WR_DATA(y2);
LCD_WR_REG(0x0048);LCD_WR_DATA(y1);
LCD_WR_REG(0x0020);LCD_WR_DATA(x1);
LCD_WR_REG(0x0021);LCD_WR_DATA(y1);
LCD_WR_REG(0x0022);
}
void Lcd_Init(void)
{
//调用一次这些函数,免得编译的时候提示警告
LCD_CS =1;
if(LCD_CS==0)
{
LCD_WR_REG_DATA(0,0);
LCD_ShowString(0,0," ");
LCD_ShowNum(0,0,0,0);
LCD_Show2Num(0,0,0,0);
LCD_DrawPoint_big(0,0);
LCD_DrawRectangle(0,0,0,0);
Draw_Circle(0,0,0);
}
LCD_REST=1;
delayms(5);
LCD_REST=0;
delayms(5);
LCD_REST=1;
LCD_CS=1;
LCD_RD=1;
LCD_WR=1;
delayms(5);
LCD_CS =0; //打开片选使能
LCD_WR_REG_DATA(0x11,0x2004);
LCD_WR_REG_DATA(0x13,0xCC00);
LCD_WR_REG_DATA(0x15,0x2600);
LCD_WR_REG_DATA(0x14,0x252A);
//
LCD_WR_REG_DATA(0x14,0x002A);
LCD_WR_REG_DATA(0x12,0x0033);
LCD_WR_REG_DATA(0x13,0xCC04);
delayms(1);
LCD_WR_REG_DATA(0x13,0xCC06);
delayms(1);
LCD_WR_REG_DATA(0x13,0xCC4F);
delayms(1);
LCD_WR_REG_DATA(0x13,0x674F);
LCD_WR_REG_DATA(0x11,0x2003);
delayms(1);
LCD_WR_REG_DATA(0x30,0x2609);
LCD_WR_REG_DATA(0x31,0x242C);
LCD_WR_REG_DATA(0x32,0x1F23);
LCD_WR_REG_DATA(0x33,0x2425);
LCD_WR_REG_DATA(0x34,0x2226);
LCD_WR_REG_DATA(0x35,0x2523);
LCD_WR_REG_DATA(0x36,0x1C1A);
LCD_WR_REG_DATA(0x37,0x131D);
LCD_WR_REG_DATA(0x38,0x0B11);
LCD_WR_REG_DATA(0x39,0x1210);
LCD_WR_REG_DATA(0x3A,0x1315);
LCD_WR_REG_DATA(0x3B,0x3619);
LCD_WR_REG_DATA(0x3C,0x0D00);
LCD_WR_REG_DATA(0x3D,0x000D);
LCD_WR_REG_DATA(0x16,0x0007);
LCD_WR_REG_DATA(0x02,0x0013);
LCD_WR_REG_DATA(0x03,0x0003);
LCD_WR_REG_DATA(0x01,0x0127);
delayms(1);
LCD_WR_REG_DATA(0x08,0x0303);
LCD_WR_REG_DATA(0x0A,0x000B);
LCD_WR_REG_DATA(0x0B,0x0003);
LCD_WR_REG_DATA(0x0C,0x0000);
LCD_WR_REG_DATA(0x41,0x0000);
LCD_WR_REG_DATA(0x50,0x0000);
LCD_WR_REG_DATA(0x60,0x0005);
LCD_WR_REG_DATA(0x70,0x000B);
LCD_WR_REG_DATA(0x71,0x0000);
LCD_WR_REG_DATA(0x78,0x0000);
LCD_WR_REG_DATA(0x7A,0x0000);
LCD_WR_REG_DATA(0x79,0x0007);
LCD_WR_REG_DATA(0x07,0x0051);
delayms(1);
LCD_WR_REG_DATA(0x07,0x0053);
LCD_WR_REG_DATA(0x79,0x0000);
LCD_WR_REG(0x0022);
}
//清屏函数
//Color:要清屏的填充色
void LCD_Clear(u16 Color)
{
u8 VH,VL;
u16 i,j;
VH=Color>>8;
VL=Color;
Address_set(0,0,LCD_W-1,LCD_H-1);
for(i=0;i0)incx=1; //设置单步方向
else if(delta_x==0)incx=0;//垂直线
else {incx=-1;delta_x=-delta_x;}
if(delta_y>0)incy=1;
else if(delta_y==0)incy=0;//水平线
else{incy=-1;delta_y=-delta_y;}
if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴
else distance=delta_y;
for(t=0;t<=distance+1;t++ )//画线输出
{
LCD_DrawPoint(uRow,uCol);//画点
xerr+=delta_x ;
yerr+=delta_y ;
if(xerr>distance)
{
xerr-=distance;
uRow+=incx;
}
if(yerr>distance)
{
yerr-=distance;
uCol+=incy;
}
}
}
//画矩形
void LCD_DrawRectangle(u16 x1, u16 y1, u16 x2, u16 y2)
{
LCD_DrawLine(x1,y1,x2,y1);
LCD_DrawLine(x1,y1,x1,y2);
LCD_DrawLine(x1,y2,x2,y2);
LCD_DrawLine(x2,y1,x2,y2);
}
//在指定位置画一个指定大小的圆
//(x,y):中心点
//r :半径
void Draw_Circle(u16 x0,u16 y0,u8 r)
{
int a,b;
int di;
a=0;b=r;
di=3-(r<<1); //判断下个点位置的标志
while(a<=b)
{
LCD_DrawPoint(x0-b,y0-a); //3
LCD_DrawPoint(x0+b,y0-a); //0
LCD_DrawPoint(x0-a,y0+b); //1
LCD_DrawPoint(x0-b,y0-a); //7
LCD_DrawPoint(x0-a,y0-b); //2
LCD_DrawPoint(x0+b,y0+a); //4
LCD_DrawPoint(x0+a,y0-b); //5
LCD_DrawPoint(x0+a,y0+b); //6
LCD_DrawPoint(x0-b,y0+a);
a++;
//使用Bresenham算法画圆
if(di<0)di +=4*a+6;
else
{
di+=10+4*(a-b);
b--;
}
LCD_DrawPoint(x0+a,y0+b);
}
}
//在指定位置显示一个字符
//num:要显示的字符:" "--->"~"
//mode:叠加方式(1)还是非叠加方式(0)
//在指定位置显示一个字符
//num:要显示的字符:" "--->"~"
//mode:叠加方式(1)还是非叠加方式(0)
void LCD_ShowChar(u16 x,u16 y,u8 num,u8 mode)
{
u8 temp;
u8 pos,t;
u16 x0=x;
u16 colortemp=POINT_COLOR;
if(x>LCD_W-16||y>LCD_H-16)return;
//设置窗口
num=num-' ';//得到偏移后的值
Address_set(x,y,x+8-1,y+16-1); //设置光标位置
if(!mode) //非叠加方式
{
for(pos=0;pos<16;pos++)
{
temp=asc2_1608[(u16)num*16+pos];
//调用1608字体
for(t=0;t<8;t++)
{
if(temp&0x01)POINT_COLOR=colortemp;
else POINT_COLOR=BACK_COLOR;
LCD_WR_DATA(POINT_COLOR);
temp>>=1;
x++;
}
x=x0;
y++;
}
}else//叠加方式
{
for(pos=0;pos<16;pos++)
{
temp=asc2_1608[(u16)num*16+pos];
//调用1608字体
for(t=0;t<8;t++)
{
if(temp&0x01)LCD_DrawPoint(x+t,y+pos);//画一个点
temp>>=1;
}
}
}
POINT_COLOR=colortemp;
}
//m^n函数
u32 mypow(u8 m,u8 n)
{
u32 result=1;
while(n--)result*=m;
return result;
}
//显示2个数字
//x,y :起点坐标
//len :数字的位数
//color:颜色
//num:数值(0~4294967295);
void LCD_ShowNum(u16 x,u16 y,u32 num,u8 len)
{
u8 t,temp;
u8 enshow=0;
num=(u16)num;
for(t=0;tLCD_W-16){x=0;y+=16;}
if(y>LCD_H-16){y=x=0;LCD_Clear(RED);}
LCD_ShowChar(x,y,*p,0);
x+=8;
p++;
}
}
//**************************************************-///
void showhanzi(u16 x,u16 y, u8 index)
{
u16 i,j;
const unsigned char *temp=hanzi;
Address_set(x,y,x+31,y+31); //设置区域
temp+=index*128;
for(j=0;j<128;j++)
{
for(i=0;i<8;i++)
{
if((*temp&(1<