vfd-800a.c

VFD GU128X32-800A驱动程序

#include <iom128v.h>
#include "vfd.h"

/*等待VFD空闲就返回，这个调用都是在SRE置位的情况下*/
void wait_free(void)
{
 	 //while((PVFD & 0x80));
	 while(FRP!=0);
}


/*向VFD写入一个字节命令*/
void write_cmd(BYTE cmd)
{
 	 //SSRE();
	 CD=1;
	 wait_free();
	 WR=0;
	 PORTA=cmd;//PVFD=cmd;
	 WR=1;
     wait_free();
	 CD=0;
	 //CSRE();

}
/*向VFD写入一个字节数据*/
void write_data(BYTE data)
{
 	 //SSRE();
	 CD=0;
	 wait_free();
	 WR=0;
	 PORTA=data;//PVFD=data;
	 WR=1;
	 wait_free();
	 CD=0;
	 //CSRE();

}

/*清VFD屏幕，current window*/
void display_clear(void)
{
 	 write_cmd(0x5f);
	 
}
/*清VFD屏幕坐标(x,y)1列，current window*/
void display_clr(BYTE x,BYTE y)
{
 	 set_position(x,y);
	 write_data(0x00);
	 set_position(x,y+1);
	 write_data(0x00);
}

/*初始化VFD模块,*/
void init_vfd(void)
{
     U8 n;
	 //write_data(0x1b);
	 //write_data(0x40);
	 write_cmd(0x5f);//显示消除命令
	 del(100);
	 for(n=0;n<8;n++)
	 {
	  	 write_cmd(0x62);//显示区域设定命令
		 write_cmd(n);
		 write_data(0xff);//0xff图形显示模式
	 }
	 brightness_control(0);
     set_start_play(0,2);
     display_on();
     set_position_mode(2);
     display_clear();
     del(50);
     set_position(0,0);
	 
}

/*显示开关设定*/
void display_on(void)
{
 	 write_cmd(0x24);
	 write_cmd(0x40);
}


/*设置亮度级别*/
void brightness_control(BYTE level)
{ 	 
	 write_cmd(16*4+level);
}

/*GRAM数据写入位置地址设定*/
void set_position(BYTE x,BYTE y)
{
 	 write_cmd(0x64);
	 write_cmd(x);
	 write_cmd(0x60);
	 write_cmd(y);
}
/*GRAM显示开始位置地址设定*/
void set_start_play(BYTE x,BYTE y)
{
 	 write_cmd(0x70);
	 write_cmd(x);
	 write_cmd(16*11+y*2);
	 
}
/*地址模式设定*/
void set_position_mode(BYTE mode)
{
 	 write_cmd(16*8+mode*2);			
 	
}




/*10*16字符的定义*///////////////////////////////////////////////////////////////////
/*--  文字:  ０  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   
--*/
unsigned char h16[][20]={{0x00,0xF0,0x0C,0x02,0x02,0x02,0x02,0x0C,0xF0,0x00,0x00,0x0F,0x30,0x40,0x40,0x40,
0x40,0x30,0x0F,0x00},

/*--  文字:  １  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x04,0x04,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x40,0x7F,0x40,
0x40,0x00,0x00,0x00},

/*--  文字:  ２  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x38,0x04,0x02,0x02,0x02,0x02,0xC4,0x38,0x00,0x00,0x60,0x50,0x48,0x44,0x42,
0x41,0x40,0x60,0x00},

/*--  文字:  ３  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x1C,0x02,0x02,0x82,0x82,0xC2,0x46,0x3C,0x00,0x00,0x38,0x40,0x40,0x40,0x40,
0x40,0x21,0x1E,0x00},

/*--  文字:  ４  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0xC0,0x20,0x18,0xFE,0x00,0x00,0x00,0x00,0x06,0x09,0x08,0x08,0x08,
0x7F,0x08,0x08,0x00},

/*--  文字:  ５  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0xFC,0x82,0x42,0x42,0x42,0x82,0x00,0x00,0x00,0x00,0x20,0x40,0x40,0x40,
0x40,0x20,0x1F,0x00},

/*--  文字:  ６  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0xE0,0x98,0x44,0x42,0x42,0x42,0x82,0x0C,0x00,0x00,0x0F,0x30,0x40,0x40,0x40,
0x40,0x20,0x1F,0x00},

/*--  文字:  ７  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x0E,0x02,0x02,0x82,0x62,0x1A,0x06,0x02,0x00,0x00,0x00,0x00,0x7E,0x01,0x00,
0x00,0x00,0x00,0x00},

/*--  文字:  ８  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x38,0x44,0x82,0x82,0x82,0x82,0x44,0x38,0x00,0x00,0x1E,0x21,0x40,0x40,0x40,
0x40,0x21,0x1E,0x00},

/*--  文字:  ９  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0xF8,0x04,0x02,0x02,0x02,0x02,0x0C,0xF0,0x00,0x00,0x30,0x41,0x42,0x42,0x42,
0x22,0x19,0x07,0x00},

/*--  文字:  Ａ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0xE0,0x1C,0x0E,0xF0,0x00,0x00,0x00,0x40,0x70,0x4F,0x02,0x02,0x02,
0x02,0x4F,0x70,0x40},

/*--  文字:  Ｂ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0xFE,0x82,0x82,0x82,0x82,0x44,0x38,0x00,0x00,0x40,0x7F,0x40,0x40,0x40,0x40,
0x41,0x21,0x1E,0x00},

/*--  文字:  Ｃ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0xE0,0x18,0x04,0x02,0x02,0x02,0x02,0x04,0x1E,0x00,0x0F,0x30,0x20,0x40,0x40,0x40,
0x40,0x20,0x18,0x00},

/*--  文字:  Ｄ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0xFE,0x02,0x02,0x02,0x02,0x04,0x18,0xE0,0x00,0x40,0x7F,0x40,0x40,0x40,0x40,
0x20,0x18,0x07,0x00},

/*--  文字:  Ｅ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0xFE,0x82,0x82,0x82,0x82,0xE2,0x06,0x08,0x00,0x40,0x7F,0x40,0x40,0x40,0x40,
0x43,0x60,0x10,0x00},

/*--  文字:  Ｆ  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0xFE,0x82,0x82,0x82,0x82,0xE2,0x06,0x08,0x00,0x40,0x7F,0x40,0x00,0x00,0x00,
0x03,0x00,0x00,0x00},

/*--  文字:  "|"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0xAA,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xAA,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00},

/*--  文字:  "."  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,
0x00,0x00,0x00,0x00},

/*--  文字: " "   --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00},

/*--  文字:  "-"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x01,0x01,0x01,
0x01,0x01,0x01,0x01},

/*--  文字:  "u"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x20,0xE0,0x00,0x00,0x00,0x20,0xE0,0x00,0x00,0x00,0x00,0x07,0x08,0x08,0x08,
0x04,0x0F,0x08,0x00},

/*--  文字:  "m"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x20,0xE0,0x20,0x20,0xE0,0x20,0x20,0xC0,0x00,0x00,0x08,0x0F,0x08,0x00,0x0F,
0x08,0x00,0x0F,0x00},

/*--  文字:  "/"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x00,0x00,0x00,0x00,0xC0,0x30,0x0C,0x02,0x00,0x00,0x40,0x30,0x0C,0x03,0x00,
0x00,0x00,0x00,0x00},

/*--  文字:  "v"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x10,0x30,0xD0,0x00,0x00,0x00,0xD0,0x30,0x10,0x00,0x00,0x00,0x01,0x06,0x18,0x06,
0x01,0x00,0x00,0x00},

/*--  文字:  "a"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x60,0x10,0x90,0x90,0x90,0xE0,0x00,0x00,0x00,0x0E,0x11,0x11,0x10,0x10,0x08,
0x1F,0x10,0x18,0x00},

/*--  文字:  "l"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x00,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x40,0x40,0x7F,0x40,
0x40,0x40,0x00,0x00},

/*--  文字:  "H"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0xFE,0x82,0x80,0x80,0x80,0x82,0xFE,0x02,0x00,0x40,0x7F,0x40,0x00,0x00,0x00,
0x40,0x7F,0x40,0x00},

/*--  文字:  "X"  --*/
/*--  隶书12;  此字体下对应的点阵为：宽x高=10x16   --*/
{0x02,0x06,0x1A,0x60,0x80,0x60,0x1A,0x06,0x02,0x00,0x40,0x60,0x58,0x06,0x01,0x06,
0x58,0x60,0x40,0x00}
};



unsigned char chn[][30]={

/*--  文字:  测  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x20,0xC2,0x0C,0x80,0xFC,0x04,0xF4,0x04,0xFC,0x00,0xF8,0x00,0xFE,0x00,0x00,
0x04,0x7C,0x03,0x40,0x27,0x10,0x0F,0x10,0x67,0x00,0x27,0x40,0x3F,0x00},

/*--  文字:  量  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x40,0x40,0x7C,0x54,0x54,0x54,0x54,0x54,0x54,0x54,0x7E,0x44,0x40,0x00,0x00,
0x40,0x50,0x5F,0x55,0x55,0x55,0x7F,0x55,0x55,0x55,0x5F,0x50,0x40,0x00},

/*--  文字:  零  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x40,0x30,0x94,0x94,0xB4,0x54,0xFC,0x94,0x54,0xB4,0x96,0x94,0x30,0x10,0x00,0x04,
0x04,0x04,0x02,0x16,0x15,0x26,0x54,0x4D,0x05,0x02,0x02,0x06,0x02,0x00},

/*--  文字:  点  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x00,0x00,0xC0,0x40,0x40,0x40,0x7E,0x48,0x48,0x48,0xC8,0x08,0x00,0x00,0x00,
0x40,0x30,0x07,0x04,0x14,0x64,0x04,0x14,0x64,0x04,0x17,0x60,0x00,0x00},

/*--  文字:  满  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x20,0xC2,0x0C,0xC0,0x48,0x48,0x48,0xDE,0x48,0xC8,0x5E,0x48,0x6C,0x48,0x00,0x04,
0x7C,0x03,0x00,0x7F,0x11,0x09,0x07,0x15,0x0F,0x25,0x49,0x3F,0x00,0x00},

/*--  文字:  度  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x00,0xF8,0x08,0x28,0x28,0xF8,0xAA,0xAC,0xA8,0xF8,0x28,0x2C,0x08,0x00,0x40,
0x30,0x0F,0x40,0x42,0x42,0x26,0x2A,0x12,0x2A,0x26,0x42,0x40,0x40,0x00},

/*--  文字:  校  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x10,0x10,0xFE,0x50,0x90,0x08,0x88,0x68,0x0A,0x0C,0x28,0x48,0x88,0x08,0x00,0x0C,
0x03,0x7F,0x00,0x00,0x41,0x40,0x23,0x14,0x08,0x14,0x23,0x60,0x20,0x00},
//////////////////////////////////////////////////
/*--  文字:  水  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x20,0x20,0x20,0xE0,0x00,0x00,0xFE,0x80,0x40,0x20,0x10,0x00,0x00,0x00,0x20,
0x10,0x08,0x06,0x01,0x20,0x40,0x3F,0x01,0x02,0x04,0x08,0x10,0x10,0x00},

/*--  文字:  平  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x04,0x14,0x24,0x44,0x04,0xFC,0x04,0x04,0x44,0x24,0x16,0x84,0x00,0x00,0x01,
0x01,0x01,0x01,0x01,0x01,0x7F,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00},

/*--  文字:  垂  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x20,0x24,0x24,0xE4,0x24,0x24,0xFC,0x24,0x22,0xE2,0x20,0x20,0x00,0x00,0x01,
0x49,0x49,0x49,0x4F,0x49,0x49,0x7F,0x49,0x49,0x4F,0x49,0x49,0x01,0x00},

/*--  文字:  直  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0x08,0x08,0xE8,0xA8,0xA8,0xBE,0xA8,0xA8,0xA8,0xE8,0x08,0x0C,0x08,0x00,0x40,
0x40,0x40,0x7F,0x52,0x52,0x52,0x52,0x52,0x52,0x7F,0x40,0x60,0x40,0x00},

/*--  文字:  阴  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0xFC,0x04,0x64,0x9C,0x04,0x00,0xFC,0x24,0x24,0x24,0x24,0xFE,0x04,0x00,0x00,
0x7F,0x00,0x04,0x48,0x27,0x18,0x07,0x01,0x01,0x21,0x41,0x3F,0x00,0x00},

/*--  文字:  阳  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x00,0xFC,0x04,0x64,0x9C,0x00,0xFC,0x84,0x84,0x84,0x84,0x84,0xFE,0x04,0x00,0x00,
0x7F,0x04,0x08,0x07,0x00,0x7F,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00},

/*--  文字:  线  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x40,0x60,0x58,0xC6,0x20,0x10,0x20,0x20,0xFE,0x90,0x94,0x98,0x90,0x00,0x00,0x12,
0x36,0x13,0x0A,0x4A,0x41,0x21,0x21,0x17,0x08,0x14,0x22,0x40,0x78,0x00},

/*--  文字:  校  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x10,0x10,0xFE,0x50,0x90,0x08,0x88,0x68,0x0A,0x0C,0x28,0x48,0x88,0x08,0x00,0x0C,
0x03,0x7F,0x00,0x00,0x41,0x40,0x23,0x14,0x08,0x14,0x23,0x60,0x20,0x00},

/*--  文字:  准  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=15x16   --*/
{0x04,0x08,0xD8,0x00,0x40,0x20,0xF8,0x96,0x90,0xFC,0x90,0x90,0x98,0x10,0x00,0x02,
0x3F,0x00,0x00,0x00,0x00,0x7F,0x24,0x24,0x3F,0x24,0x24,0x34,0x20,0x00}
};




/*应用编程接口(API)*/

/*************************************************************/
/*           15×16汉字显示,显示一个汉字                        */
/* 在显示屏上的坐标为(x,y),x的范围0～127列,y的范围0～3(字节) */
/*************************************************************/
void disp_ch(BYTE x,BYTE y,BYTE ar[])
 {
   BYTE k;
   
   set_position(x,y);
   for(k=0;k<15;k++)
   	 {