📄 keyboard__.c
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#include "mega16.h"
#include "delay.h"
#include "avryejing.c"
#include "mega16.h"
#include "delay.h"
#include "zimo.c"
flash unsigned char k[]={
/*-- 文字: 0三 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,0x00,0x7F,0x00,0x00,
0x00,0x00,0xFC,0x00,0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0xFE,0x00,0x00,
/*-- 文字: 1峡 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x20,0x20,0x23,0xA8,0xAA,0xA9,0xA9,0xA9,0xAF,0xA8,0xB8,0xE8,0x81,0x02,0x04,0x08,
0x40,0x40,0xFC,0x40,0x48,0x4C,0x48,0x50,0xFE,0x40,0xA0,0xA0,0x10,0x0E,0x04,0x00,
/*-- 文字: 2大 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x01,0x01,0x01,0x01,0x01,0xFF,0x01,0x02,0x02,0x02,0x04,0x04,0x08,0x10,0x20,0x40,
0x00,0x00,0x00,0x00,0x00,0xFE,0x00,0x80,0x80,0x40,0x40,0x20,0x10,0x18,0x0E,0x04,
/*-- 文字: 3学 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x01,0x10,0x0C,0x08,0x7F,0x40,0x8F,0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x02,0x01,
0x08,0x8C,0xC8,0x90,0xFE,0x04,0xE8,0x40,0x80,0xFE,0x80,0x80,0x80,0x80,0x80,0x00,
/*-- 文字: 4电 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x01,0x01,0x01,0x3F,0x21,0x21,0x3F,0x21,0x21,0x21,0x3F,0x21,0x01,0x01,0x00,0x00,
0x00,0x00,0x00,0xF8,0x08,0x08,0xF8,0x08,0x08,0x08,0xF8,0x08,0x02,0x02,0xFE,0x00,
/*-- 文字: 5子 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x3F,0x00,0x00,0x00,0x01,0x01,0x01,0xFF,0x01,0x01,0x01,0x01,0x01,0x05,0x02,
0x00,0xF0,0x20,0x40,0x80,0x00,0x00,0x04,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
/*-- 文字: 6创 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x08,0x14,0x13,0x21,0x40,0xBF,0x21,0x21,0x25,0x22,0x20,0x20,0x20,0x1F,0x00,
0x02,0x02,0x12,0x12,0xD2,0x92,0x12,0x12,0x12,0x12,0x12,0x82,0x82,0x8A,0x84,0x00,
/*-- 文字: 7新 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x10,0x08,0x7F,0x22,0x14,0xFF,0x08,0x08,0xFF,0x08,0x2C,0x2A,0x4A,0x89,0x2A,0x10,
0x00,0x0E,0x70,0x40,0x40,0x7E,0x48,0x48,0x48,0x48,0x48,0x88,0x88,0x08,0x08,0x08,
/*-- 文字: 8实 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x01,0x00,0x3F,0x28,0x46,0x04,0x08,0x06,0x04,0x7F,0x00,0x01,0x02,0x04,0x18,0x60,
0x00,0x80,0xFE,0x04,0x88,0x80,0x80,0x80,0x80,0xFE,0x80,0x40,0x20,0x10,0x18,0x10,
/*-- 文字: 9验 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0xF8,0x08,0x48,0x48,0x49,0x4B,0x7C,0x04,0x06,0x35,0xC5,0x04,0x17,0x08,0x00,
0x00,0x40,0x40,0xA0,0x90,0x0E,0xF0,0x00,0x84,0x44,0x48,0x48,0x10,0xFE,0x00,0x00,
/*-- 文字: 10室 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x02,0x01,0x3F,0x20,0x40,0x3F,0x04,0x08,0x1F,0x01,0x01,0x3F,0x01,0x01,0xFF,0x00,
0x00,0x00,0xFE,0x04,0x08,0xFC,0x00,0x20,0xF0,0x10,0x00,0xF8,0x00,0x00,0xFE,0x00,
/*-- 文字: 11时 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0x7C,0x44,0x47,0x44,0x7C,0x45,0x44,0x44,0x7C,0x00,0x00,0x00,0x00,0x00,
0x10,0x10,0x10,0x10,0xFE,0x10,0x10,0x10,0x90,0x90,0x10,0x10,0x10,0x10,0x50,0x20,
/*-- 文字: 12间 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x20,0x13,0x10,0x40,0x47,0x44,0x44,0x47,0x44,0x44,0x47,0x40,0x40,0x40,0x40,0x40,
0x00,0xFC,0x04,0x04,0xE4,0x24,0x24,0xE4,0x24,0x24,0xE4,0x04,0x04,0x04,0x14,0x08,
/*-- 文字: 13闹 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x20,0x17,0x02,0x21,0x3F,0x21,0x21,0x2F,0x29,0x29,0x29,0x29,0x29,0x21,0x21,0x20,
0x00,0xFC,0x04,0x04,0xF4,0x04,0x04,0xE4,0x24,0x24,0x24,0x64,0x24,0x04,0x14,0x08,
/*-- 文字: 14钟 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x10,0x10,0x20,0x3D,0x41,0x7D,0x91,0x11,0xFD,0x10,0x10,0x10,0x10,0x14,0x18,0x10,
0x20,0x20,0x20,0xFC,0x24,0x24,0x24,0x24,0xFC,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
/*-- 文字: 15频 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x08,0x4E,0x48,0x48,0xFE,0x00,0x08,0x4A,0x4A,0x84,0x08,0x10,0x20,0xC3,0x00,
0x00,0xFE,0x20,0x40,0xFC,0x84,0xA4,0xA4,0xA4,0xA4,0xA4,0x50,0x48,0x86,0x02,0x00,
/*-- 文字: 16率 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x02,0x01,0x7F,0x41,0x22,0x17,0x04,0x11,0x22,0x47,0x01,0xFF,0x01,0x01,0x01,0x01,
0x00,0x00,0xFE,0x00,0x28,0xD0,0x80,0x10,0x48,0xC4,0x20,0xFE,0x00,0x00,0x00,0x00
};
#define Line_Len 30
#define Data_Addr PORTC
#define Date_en DDRC
#define Date_in PINC
#define MyWR PORTB.0
#define MyRD PORTB.1
#define MyCE PORTB.3
#define MyCD PORTB.2
void Post_Msg(unsigned char msg)
{Date_en=0xff;
Data_Addr=0xff;
MyCE=0;
MyCD=0;
MyWR=0;
delay_us(10);
Data_Addr = msg;
MyWR=1;
MyCE=1;
}
//------------送一条指令函数-----------------
void Post_Com(unsigned char msg)
{Date_en=0xff;
MyCE=0;
MyCD=1;
MyWR=0;
Data_Addr=msg;
MyWR=1;
MyCE=1;
}
//-------------接收一帧据数-------------------
unsigned char Read_Msg()
{unsigned char Statu;
Date_en=0xff;
Data_Addr=0xFF;
MyCE=0;
MyCD=1;
MyRD=0;
Date_en=0;
Statu=Date_in;
MyRD=1;
MyCE=1;
Date_en=0xff;
return (Statu);
}
//*************************************
//读状态函数
//*************************************
void Read_Sta(unsigned char mark)
{
bit exit=0;
unsigned char Sta;
while(1)
{
Sta=Read_Msg(); //取得lcd当前状态
switch(mark) //得到需要的状态
{
case 1:if((Sta&0x03)==0x03)exit=1;break; //分离状态１，读写状态
case 2:if(Sta&0x04)exit=1;break; //分离状态２
case 3:if(Sta&0x10)exit=1;break; //分离状态３
default:break;
}
if(exit)break; //确认退出
}
}
//*************************************
//通讯函数
//说明:参数mark:传送的数据,2为两帧dat1和dat2都有效,1为一帧dat1有效,dat1为数据1, dat2为数据2,com为指令码
//*************************************
void Send_lcd(unsigned char mark,unsigned char dat1,unsigned char dat2,unsigned char com)
{
if(mark) //判断指令类型
{
Read_Sta(1);
Post_Msg(dat1); //类型1和2dat1均有效
if(mark==2)
{
Read_Sta(1);
Post_Msg(dat2); //类型2时dat2有效
}
}
Read_Sta(1);
Post_Com(com); //送指令码
}
//*************************************
//清显示函数
//说明:此函数可将液晶屏内从00单元开始8200单元结束的所有区域数据清零,但是不会对CGRAM汉字字模区清零
//************************************
void Clear()
{
unsigned int i;
Send_lcd(2,0x00,0x00,0x24); //置光标首地址(0x00,0x00)
Send_lcd(0,0x00,0x00,0xb0); //设置自动写方式
for(i=0;i<0x1b00;i++)
{Read_Sta(3); //判断状态三(自动写标志位)
Post_Msg(0x00); //当前地址数据清零
}
for(i=0x1b00+1100;i<8200;i++)
{Read_Sta(3);
Post_Msg(0x00);
}
Send_lcd(0,0x00,0x00,0xb2); //自动写入结束
}
void Reset_Cgram()
{
unsigned int i;
Send_lcd(2,0x03,0x00,0x22); //置CGRAM偏置地址为0x03(0011 100000 000)
Send_lcd(2,0x00,0x1c,0x24); //置CGRAM字模首地址为0x1c (001 1100 00000000)
Send_lcd(0,0x00,0x00,0xb0); //设置自动写方式,(地址自动增一)
for(i=0;i<1024;i++) //将汉字点阵写入对应CGRAM区域
{
Read_Sta(3); //读状态三,写标志判断
//delay_us(100);
Post_Msg(k[i]);
}
Send_lcd(0,0x00,0x00,0xb2); //自动写入结束
}
//************************************
//显示屏初始化函数
//************************************
void resetlcd()
{
DDRB=0x2f;
Date_en=0xff;
Data_Addr=0xff;
Clear();
Reset_Cgram();
Send_lcd(2,0x00,0x00,0x40); //文本区首地址(0x00,0x00)
Send_lcd(2,Line_Len,0x00,0x41); //文本区宽度(30字符)
Send_lcd(2,0x00,0x08,0x42); //图形区首地址(0x00,0x08)
Send_lcd(2,Line_Len,0x00,0x43); //图形区宽度(30字符位置)
Send_lcd(0,0x00,0x00,0xa0); //光标形状态(一行高度)
Send_lcd(0,0x00,0x00,0x80); //点阵逻辑"或"合成
Send_lcd(0,0x00,0x00,0x9f); //开文本显示区,开图形显示区,显示光标,置光标闪烁
}
//************************************
//显示单个英文字符函数
//说明:输入参数x_h:字符行坐标，(0-15),y_l:字符列坐标(0-29),word为字符代码(支持ASCII码)
//************************************
void word(unsigned char x_h,unsigned char y_l,unsigned char word)
{
unsigned int sum;
sum=(unsigned int)(Line_Len)*(unsigned int)(x_h)+(unsigned int)(y_l); //计算当前字符位置以前的总点阵数量
Send_lcd(2,sum%256,sum/256,0x24); //转换为实际行和列地址,并写入LCD
Send_lcd(1,word,0x00,0xc0); //写入LCD当前字符数据
Send_lcd(2,0,0,0x24); //光标回位
}
//************************************
//显示英文字符串函数
//说明：输入参数x_h:字符串行坐标(0-15),y_l:字符串起始列坐标(0-29)，word_list：字符串指针，（提示：当本行写满时，会自动换行）
//************************************
void listword(unsigned char x_h,unsigned char y_l,unsigned char *word_list)
{
unsigned char length=0;
while(word_list[length]!=0x00) //判断是否字符串结束,将字符串拆分成为单个字符轮流显示
{
word(x_h+length/Line_Len,y_l+length%256,word_list[length++]-32); //得到实际行坐标和列坐标，调用显示当前单字符
}
Send_lcd(2,0,0,0x24); //光标回位
}
void chinese(unsigned char x_h,char y_l,unsigned char dat)
{
unsigned int sum;
dat=0x80+dat*4; //得到实际地址
sum=(unsigned int)(x_h)*(unsigned int)(Line_Len)+(unsigned int)y_l; //得到当前字符位置
y_l=sum%256; //得到显示列数
x_h=sum/256; //得到显示行数
Send_lcd(2,y_l,x_h,0x24); //置显示地址
Send_lcd(1,dat,0x00,0xc0); //送显示值--汉字左上部分
Send_lcd(1,dat+2,0x00,0xc0); //送显示值--汉字右上部分
sum=sum+Line_Len; //修正下半部分字符位置
y_l=sum%256; //得到显示列数
x_h=sum/256; //得到显示行数
Send_lcd(2,y_l,x_h,0x24); //置显示地址
Send_lcd(1,dat+1,0x00,0xc0); //送显示值--汉字左下部分
Send_lcd(1,dat+3,0x00,0xc0); //送显示值--汉字右下部分
Send_lcd(2,0,0,0x24);
}
//************************************
//画实点函数
//说明：该函数可以产行屏幕上的任意位置上的点,输入参数,X:行坐标(0-127)Ｙ:列坐标(0-239)
//************************************
void point(unsigned char X,unsigned char Y)
{
unsigned int Sum;
Sum=(unsigned int)(X)*(unsigned int)(Line_Len)*8+(unsigned int)Y;//得到当单位置前的点阵和
Send_lcd(2,Sum/8,Sum/2048+0x08,0x24); //换算出实际行列坐标，并将操作地址写入lcd
Send_lcd(0,0x00,0x00,(0x07-Y%8)|0xf8); //换算出当前位，将该位置１显示
}/* */
void cursor(unsigned char y,unsigned char x)
{Send_lcd(2,x,y,0x21);
}
#define scanport_dir DDRD
#define scanport_out PORTD
#define scanport_in PIND
unsigned char keydata=0;
//unsigned char ledcode[16]={0xc0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E};
unsigned char lcdcode[18]={16,17,18,19,20,21,22,23,24,25,33,34,35,36,37,38,39,40};
unsigned char key_read(void)
{ unsigned char i;
scanport_dir = 0xFF;/*获取列地址*/ //出 出 出 出 出 出 出 出
scanport_out = 0x0F; // 0 0 0 0 1 1 1 1
scanport_dir = 0xF0; //出 出 出 出 入 入 入 入
i = scanport_in; // 0 0 0 1 1 1 1 1
scanport_dir = 0xFF;/*获取行地址*/
scanport_out = 0xF0;
scanport_dir = 0x0F;
i &= scanport_in;
scanport_dir = 0x00;/*输出复位*/
scanport_out = 0xFF;
switch (i)
{/*将按键码转换成键值*/
case 0x11: return 0; break;
case 0x21: return 1; break;
case 0x41: return 2; break;
case 0x81: return 3; break;
case 0x12: return 4; break;
case 0x22: return 5; break;
case 0x42: return 6; break;
case 0x82: return 7; break;
case 0x14: return 8; break;
case 0x24: return 9; break;
case 0x44: return 10;break;
case 0x84: return 11;break;
case 0x18: return 12;break;
case 0x28: return 13;break;
case 0x48: return 14;break;
case 0x88: return 15;break;
case 0x00: return 16;break;
default : return 17;
}
}
/*按键获取函数 获取按键信号，其中包含有状态记录及按键去颤抖。
有正确按键按下返回相应按键值 无正确按键按下返回"0xFF"*/
unsigned char get_key(void)
{ unsigned char i;
unsigned char j; /*按键记录*/
i = key_read();
if (i == 16) /*无有效按键按下*/
{
j = 0x00; /*清除按键记录*/
return 0xFF; /*程序退出*/
}
if (j== 0x00)
{ /*为新按键*/
j = i;
delay_ms(10 );
i = key_read();
if(i == j)
{ return i; }
else return 0xFF;
}
}
void main(void)
{
//DDRA=0XFF;
//DDRC=0XFF;
//DDRD=0XFF;
DDRA=0xff;
PORTA=0xff;
#asm("cli");
delay_ms(1000); //初始化液晶
resetlcd();
delay_ms(500);
while(1)
{
keydata=get_key();
if(keydata!=0xFF)
{
//PORTA=ledcode[keydata];
word(0,0,lcdcode[keydata]);
delay_ms(300);
}
}
}
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