切断机 参数设置草稿

 

                 Vp=0;                          //比例因子比较计数器
                  for(;kcounter<=3;)             /*寄存器复位*/
                   {
                    if(~!KeyIn1)                 /*检测右移为高电平？*/
                    {                            /**/
                    kcounter++;
                    }
                    else if(!KeyIn1)             /*检测右移为低电平？*/
                    {
                    kcounter=0;                  /*寄存器复位*/
                    delays(val3);                 //电机速度
                    Vp++;
                    CP1=!CP1;                    //输出脉冲
                    if(Vp>=val4)                 //比例因子比较计数器加1
                    {
                    Vp=0;
                    vala-=1;                     //加1
                    }
                    }         
                   }                             //松开右移按键

/*-切断机     2019 11 5  L1601 CODE5749****/
              #include       <REG52.H>   
              #include       <intrins.H>
              #define        uint unsigned int  
              #define        uchar unsigned char
              uchar          code disdt[11]={0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,0xb8,0xb9,0xa3};
              uchar          kcounter,kstatus;        //按键计数标志 按键状态标志
              uint           val1,val3,vala;          /*1切断长度,3电机速度延时,vala台板位置*/
              uchar             val2,val4;                  /*2切刀次数4比例因子*/
              uint           val10;                     /*电机运行缓冲寄存器*/
              sbit           BP=P5^4;
              sbit           CS=P4^7;                 // 12864PIN4     vala显示缓冲valb加减时间处理缓冲
              sbit           SID=P1^2;                // 12864PIN5
              sbit           SCLK=P1^3;               // 12864PIN6
              sbit           CLRTOTAL=P1^1;
              sbit           OUT1=P2^7;               /****输出上升信号****/
              sbit           OUT2=P2^6;               /****输出下降信号****/
              sbit           Motor=P2^5;              /****电机信号****/
              sbit           OUT4=P2^4;               /****输出信号****/
              sbit           CP1=P4^2;
              sbit           Dir1=P4^3;
              sbit           En1=P4^4;
              sbit           CP2=P2^0;
              sbit           Dir2=P2^1;
              sbit           En2=P2^2;
              sbit           INT0PUT=P3^2;               /****外中断0****/
              sbit           KeyOut1=P0^6;            /****按键输出总线1****/
              sbit           KeyOut2=P1^7;            /****按键输出总线2****/
              sbit           KeyIn1=P1^6;             /****按键输入总线****/
              sbit           KeyIn2=P1^5;             /****按键输入总线****/
              sbit           funkey=P1^5;
              sbit           KeyIn3=P1^4;             /****按键输入总线****/
              sbit           DATAUP=P1^4;
              sbit           KeyIn4=P1^1;             /****按键输入总线****/
              sbit             DATADOWN=P1^1;              //
              sbit           KeyIn5=P1^0;             /****按键输入总线****/
              sbit           KeyIn6=P0^7;             /****按键输入总线****/
              sbit           ADD1=P1^5;               /****参数加****/
              sbit           DEC1=P1^4;               /****参数减****/
              sbit           Intput1=P3^4;              //  START
              sbit           Intput2=P3^3;             //  原点       中断
              sbit           Intput3=P3^5;   
              sbit           Intput4=P3^6;   
              sbit           Intput5=P3^7;   
              sbit           Intput6=P4^1;
              #define        IAP_ADDRESS          0x0000   //EEPROM首地址 切断长度
              #define        IAP_ADDRESS_CutTime  0x0200   //EEPROM首地址 切刀次数
              #define        IAP_ADDRESS_MotSpeed 0x0400   //EEPROM首地址 电机速度
              #define        IAP_ADDRESS_Proportion_Factor  0x0600   //EEPROM首地址    比例因子
              typedef        uchar   BYTE;
              typedef        uint    WORD;
              #define        CMD_IDLE    0            //空闲模式
              #define        CMD_READ    1            //IAP字节读命令
              #define        CMD_PROGRAM 2            //IAP字节编程命令
              #define        CMD_ERASE   3            //IAP扇区擦除命令
              #define        ENABLE_IAP  0x82         //if SYSCLK<20MHz
              uint           x,l,m,n,k,z;             /****个十百代码缓冲**/
              uint           t1,t2,t3,t4;               /****个十百千****/
              void           delay_iic(int v);        /****eeprom读写延时**/
              void           display11(uint h);
              void           display22(uchar h);
              uchar          rd_24c01(char a);        /****读EEPROM函数****/
              void           wr_24c01(char a,char b); /****写EEPROM函数****/
              void           delay(uint k);           /****延时****/
              uchar          A1=0,B1=0;
              uchar             func;                      /*功能标志*/
              bit            adddecbit;                  
              bit              OriginEnBit;              //原点检测使能标志,初始化置一确认原点后置零
              bit              MtAdDc_FLAG;              //电机加减速标志 初始化加速置1,加速结束置0
              uint           aa;
              uint           MtAdDc_mtspeed;          /*电机加减速寄存器*/
              uint           Zero_mtspeed;            /*原点电机运行速度寄存器*/
/*------------------延时子程序------------------------*/
               void delay_1ms(uint x)
               {
               int i, j;
               for(i=0;i<x;i++)
               for(j=0;j<1500;j++);
               }
/*----关闭IAP----------------------------*/
              void IapIdle()
              {
              IAP_CONTR=0;                  //关闭IAP功能
              IAP_CMD=0;                    //清除命令寄存器
              IAP_TRIG=0;                   //清除触发寄存器
              IAP_ADDRH=0x80;               //将地址设置到非IAP区域
              IAP_ADDRL=0;
              }
/*-从ISP/IAP/EEPROM区域读取一字节-*/
              BYTE IapReadByte(WORD addr)
              {
              BYTE dat;                     //数据缓冲区
              IAP_CONTR=ENABLE_IAP;         //使能IAP
              IAP_CMD=CMD_READ;             //设置IAP命令
              IAP_ADDRL=addr;               //设置IAP低地址
              IAP_ADDRH=addr>>8;            //设置IAP高地址
              IAP_TRIG=0x5a;                //写触发命令(0x5a)
              IAP_TRIG=0xa5;                //写触发命令(0xa5)
              _nop_();                      //等待ISP/IAP/EEPROM操作完成
              dat=IAP_DATA;                 //读ISP/IAP/EEPROM数据
              IapIdle();                    //关闭IAP功能
              return dat;                   //返回
              }
/*-写一字节数据到ISP/IAP/EEPROM区域-*/
              void IapProgramByte(WORD addr, BYTE dat)
              {
              IAP_CONTR=ENABLE_IAP;         //使能IAP
              IAP_CMD=CMD_PROGRAM;          //设置IAP命令
              IAP_ADDRL=addr;               //设置IAP低地址
              IAP_ADDRH=addr>>8;            //设置IAP高地址
              IAP_DATA=dat;                 //写ISP/IAP/EEPROM数据
              IAP_TRIG=0x5a;                //写触发命令(0x5a)
              IAP_TRIG=0xa5;                //写触发命令(0xa5)
              _nop_();                      //等待ISP/IAP/EEPROM操作完成
              IapIdle();
              }
/*---扇区擦除---------------*/
              void IapEraseSector(WORD addr)
              {
              IAP_CONTR=ENABLE_IAP;         //使能IAP val=IapReadByte(IAP_ADDRESS+1);
              IAP_CMD=CMD_ERASE;            //设置IAP命令
              IAP_ADDRL=addr;               //设置IAP低地址
              IAP_ADDRH=addr>>8;            //设置IAP高地址
              IAP_TRIG=0x5a;                //写触发命令(0x5a)
              IAP_TRIG=0xa5;                //写触发命令(0xa5)
              _nop_();                      //等待ISP/IAP/EEPROM操作完成
              IapIdle();
              }
/*-----------------------------------------*/
              void red_eeprom(void)
              {
              t1=IapReadByte(IAP_ADDRESS);                           //切断长度
              t2=IapReadByte(IAP_ADDRESS+1);
              t3=IapReadByte(IAP_ADDRESS+2);
              t4=IapReadByte(IAP_ADDRESS+3);
              val1=t1*1000+t2*100+t3*10+t4;
              t1=IapReadByte(IAP_ADDRESS_CutTime);                   //切断次数
              t2=IapReadByte(IAP_ADDRESS_CutTime+1);
              t3=IapReadByte(IAP_ADDRESS_CutTime+2);
              val2=t1*100+t2*10+t3;
              t1=IapReadByte(IAP_ADDRESS_MotSpeed);               //电机速度
              t2=IapReadByte(IAP_ADDRESS_MotSpeed+1);
              t3=IapReadByte(IAP_ADDRESS_MotSpeed+2);
              val3=t1*100+t2*10+t3;
              t1=IapReadByte(IAP_ADDRESS_Proportion_Factor);       //比例因子
              t2=IapReadByte(IAP_ADDRESS_Proportion_Factor+1);
              t3=IapReadByte(IAP_ADDRESS_Proportion_Factor+2);
              val4=t1*100+t2*10+t3;
              }
/*------------------延时子程序------------------------*/
               void delay1ms(int x)        //@12.000MHz    50us
               {
               unsigned char j,s;
               s=x ;
               for(s=0;s<x;s++)
               for(j=0;j<15;j++);
               }
/*------------------延时子程序------------------------*/
              void delay(uint t)
              {
              uint i,j;
              for(i=0;i<t;i++)
              for(j=0;j<121;j++);
              }
/****************按键计数器状态寄存器归零*************/
              void RstKey()
              {
              kcounter=0;                       //按键计数器归零
              kstatus=0;                        //状态寄存器归零
              }
/*****************按键低电平检测函数*****************/
              void   LowVoltKey(void)           //按键计数器状态标志加一
              {
              kcounter++;                       
              kstatus++;     
              delay(5);                         //延时                  
              }
/*****************按键高电平检测函数*****************/
              void    HighVoltKey(void)         //按键计数器加一 状态标志归零
              {
              kcounter++;                       //按键计数器加一
              kstatus=0;                        //按键状态标志归零
              delay(5);                         //延时
              }
/*------------------写命令到LCD-----------------------*/
              void write_com(uchar cmdcode)
              {
               uchar i;
               uchar i_data,temp_data1,temp_data2;
               EA=0;
               i_data=0xf8;
               delay_1ms(10);
               CS=1;
               SCLK=0;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               i_data=cmdcode;
               i_data&=0xf0;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               i_data=cmdcode;
               temp_data1=i_data&0xf0;
               temp_data2=i_data&0x0f;
               temp_data1>>=4;
               temp_data2<<=4;
               i_data=temp_data1|temp_data2;
               i_data&=0xf0;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               CS=0;
               EA=1;
              }
/*-------------------写数据到LCD----------------------*/
              void write_data(uchar Dispdata)
              {
               uchar i;
               uchar i_data,temp_data1,temp_data2;
               EA=0;
               i_data=0xfa;
               delay_1ms(10);
               CS=1;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               i_data=Dispdata;
               i_data&=0xf0;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               i_data=Dispdata;
               temp_data1=i_data&0xf0;
               temp_data2=i_data&0x0f;
               temp_data1>>=4;
               temp_data2<<=4;
               i_data=temp_data1|temp_data2;
               i_data&=0xf0;
                for(i=0;i<8;i++)
                {
                SID=(bit)(i_data&0x80);
                SCLK=0;
                SCLK=1;
                i_data=i_data<<1;
                }
               CS=0;
               EA=1;
              }
/*------------------初始化LCD屏-----------------------*/
              void lcd_init()
              {
               uchar comdata;
               delay_1ms(100);
               comdata=0x30;
               write_com(comdata); /*功能设置:一次送8位数据,基本指令集*/
               comdata=0x04;
               write_com(comdata); /*点设定:显示字符/光标从左到右移位,DDRAM地址加1*/
               comdata=0x0f;
               write_com(comdata); /*显示设定:开显示,显示光标,当前显示位反白闪动*/
               comdata=0x01;
               write_com(comdata); /*清DDRAM*/
               comdata=0x02;
               write_com(comdata); /*DDRAM地址归位*/
               comdata=0x80;
               write_com(comdata); /*把显示地址设为0X80，即为第一行的首位*/
              }
/*--------参数设置------------------*/
               void xscssz()
               {
                write_com(0X82);                 /*---参---*/
                write_data(0xB2);
                write_data(0xCE);                               
                write_com(0X83);                 /*---数---*/
                write_data(0xCA);
                write_data(0xFD);   
                write_com(0X84);                 /*---设---*/
                write_data(0xC9);
                write_data(0xE8);                               
                write_com(0X85);                 /*---置---*/
                write_data(0xD6);
                write_data(0xC3);   
                }
/**************台板位置****************/
              void  TablePosition()
              {
               write_com(0X90);                 //
               write_data(0XCC);
               write_data(0XA8);                /*---台----*/
               write_com(0X91);
               write_data(0XB0);
               write_data(0XE5);                /*---板----*/
               write_com(0X92);
               write_data(0XCE);
               write_data(0XBB);                /*---位----*/
               write_com(0X93);
               write_data(0XD6);
               write_data(0XC3);                /*---置----*/
              }
/**************台板参数显示************/
              void  DisTableData()
              {
               t1=vala/1000;
               t2=(vala-t1*1000)/100;
               t3=(vala-t1*1000-t2*100)/10;
               t4=vala-t1*1000-t2*100-t3*10;
               write_com(0x94);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t1]);            /*千位*/                                                
               write_com(0x95);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t2]);            /*百位*/
               write_com(0x96);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t3]);            /*十位*/                                                
               write_com(0x97);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t4]);            /*个位*/
              }
/**************切断长度****************/
              void  CutteLength()
              {
               write_com(0X90);                 //
               write_data(0XC7);
               write_data(0XD0);                /*---切----*/
               write_com(0X91);
               write_data(0XB6);
               write_data(0XCF);                /*---断----*/
               write_com(0X92);
               write_data(0XB3);
               write_data(0XA4);                /*---长----*/
               write_com(0X93);
               write_data(0XB6);
               write_data(0XC8);                /*---度----*/
              }
/**************电机速度****************/
              void  MotorSpeed()
              {
               write_com(0x90);                 //
               write_data(0xB5);
               write_data(0xE7);                /*---电----*/
               write_com(0x91);
               write_data(0xBB);
               write_data(0xFA);                /*---机----*/
               write_com(0x92);
               write_data(0xCB);
               write_data(0xD9);                /*---速----*/
               write_com(0x93);
               write_data(0xB6);
               write_data(0xC8);                /*---度----*/
              }
/**************切刀次数****************/
              void  CutteTime()
              {
               write_com(0X90);                 //
               write_data(0XC7);
               write_data(0XD0);                /*---切----*/
               write_com(0X91);
               write_data(0XB5);
               write_data(0XB6);                /*---刀----*/
               write_com(0X92);
               write_data(0XB4);
               write_data(0XCE);                /*---次----*/
               write_com(0X93);
               write_data(0XCA);
               write_data(0XFD);                /*---数----*/
              }
/**************比例因子****************/
              void  Proportion_Factor()
              {
               write_com(0X90);                 //
               write_data(0XB1);
               write_data(0XC8);                /*---比----*/
               write_com(0X91);
               write_data(0XC0);
               write_data(0XFD);                /*---例----*/
               write_com(0X92);
               write_data(0XD2);
               write_data(0XF2);                /*---因----*/
               write_com(0X93);
               write_data(0XD7);
               write_data(0XD3);                /*---子----*/
              }
/*-----显示-状态-----------------------------------*/
              void display()
              {       
               write_com(0x80);                                  
               write_data(0xB2);
               write_data(0xFA);                /*---产---*/                               
               write_com(0x81);                                  
               write_data(0xC1);
               write_data(0xBF);                /*---量---*/  
               TablePosition();                 //台板位置
               write_com(0X88);                 //
               write_data(0XC7);
               write_data(0XD0);                /*---切----*/
               write_com(0X89);
               write_data(0XB6);
               write_data(0XCF);                /*---断----*/
               write_com(0X8A);
               write_data(0XB3);
               write_data(0XA4);                /*---长----*/
               write_com(0X8B);
               write_data(0XB6);
               write_data(0XC8);                /*---度----*/
               display11(val1);
               write_com(0X98);                 //
               write_data(0XC7);
               write_data(0XD0);                /*---切----*/
               write_com(0X99);
               write_data(0XB5);
               write_data(0XB6);                /*---刀----*/
               write_com(0X9A);
               write_data(0XB4);
               write_data(0XCE);                /*---次----*/
               write_com(0X9B);
               write_data(0XCA);
               write_data(0XFD);                /*---数----*/
               display22(val2);
              }
/*--------------显示切断长度---------------------*/
              void display1(uint h)                                    
              {
               t1=h/1000;
               t2=(h-t1*1000)/100;
               t3=(h-t1*1000-t2*100)/10;
               t4=h-t1*1000-t2*100-t3*10;
               write_com(0x94);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t1]);            /*千位*/                                                
               write_com(0x95);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t2]);            /*百位*/
               write_com(0x96);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t3]);            /*十位*/                                                
               write_com(0x97);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t4]);            /*个位*/
              }    
/*--------------显示切断长度---------------------*/
              void display11(uint h)                                    
              {
               t1=h/1000;
               t2=(h-t1*1000)/100;
               t3=(h-t1*1000-t2*100)/10;
               t4=h-t1*1000-t2*100-t3*10;
               write_com(0X8C);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t1]);            /*千位*/                                                
               write_com(0X8D);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t2]);            /*百位*/
               write_com(0X8E);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t3]);            /*十位*/                                                
               write_com(0X8F);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[t4]);            /*个位*/
              }    
/*------显示切断次数,电机速度,比例因子----------*/
              void display2(uchar h)                                    
              {
               uchar S1,S2,S3;
               S1=h/100;
               S2=(h-S1*100)/10;
               S3=h-S1*100-S2*10;
               write_com(0X94);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S1]);            /*千位*/                                                
               write_com(0X95);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S2]);            /*百位*/
               write_com(0X96);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S3]);            /*十位*/                                                
               }    
/*------显示切断次数,电机速度,比例因子----------*/
              void display22(uchar h)                                    
              {
               uchar S1,S2,S3;
               S1=h/100;
               S2=(h-S1*100)/10;
               S3=h-S1*100-S2*10;
               write_com(0X9C);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S1]);            /*百位*/                                                
               write_com(0X9D);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S2]);            /*十位*/
               write_com(0X9E);                  /*地址*/
               write_data(0xA3);                 /*半个字符*/
               write_data(disdt[S3]);            /*个位*/
               write_com(0X9F);                  /*---CLEAR---*/
               write_data(0xB6);
               write_data(0xA0);                                                 
               }    
/*---------------显示自动---------------------*/
              void disauto()
              {                                  /*开始*/
               write_com(0x84);                  /*地址*/
               write_data(0xD7);                 /*半个字符*/
               write_data(0xD4);                 /*半个字符*/
               write_com(0x85);                  /*地址*/
               write_data(0xB6);                 /*半个字符*/
               write_data(0xAF);                 /*半个字符*/
              }       
/*---------------显示停止---------------------*/
              void disstop()
              {                                  /*开始*/
               write_com(0x84);                  /*停地址*/
               write_data(0xCD);                 /*半个字符*/
               write_data(0xA3);                 /*半个字符*/
               write_com(0x85);                  /*止地址*/
               write_data(0xD6);                 /*半个字符*/
               write_data(0xB9);                 /*半个字符*/
              }             
/************************rundelay()**********************/       
              void  addtotal()
              {
               if(val4>9999){val4=0;}            /*大于9999归零*/
               t1=val4/1000;
               t2=(val4-t1*1000)/100;
               t3=(val4-t1*1000-t2*100)/10;
               t4=val4-t1*1000-t2*100-t3*10;     /*分离千 百 十 个三位*/
              }  
/*------------------开机广告-----------------------*/
              void displayAdvertising()
              {
               write_com(0x06);                 /*游标的移动方向及指定显示的移位*/
               write_com(0X82);                 /*--切---*/
               write_data(0XC7);
               write_data(0XD0);
               write_com(0x83);                 /*--断---*/
               write_data(0XB6);
               write_data(0XCF);
               write_com(0x84);                 /*--机---*/
               write_data(0XBB);
               write_data(0XFA);  
               write_com(0x91);                 /*--自---*/
               write_data(0XD7);
               write_data(0XD4);     
               write_com(0x92);                 /*--动---*/
               write_data(0XB6);
               write_data(0XAF);   
               write_com(0x93);                 /*--控---*/
               write_data(0XBF);
               write_data(0XD8);    
               write_com(0x94);                 /*--制---*/
               write_data(0XD6);
               write_data(0XC6);  
               write_com(0x95);                 /*--器---*/
               write_data(0XC6);
               write_data(0XF7);   
               write_com(0x88);                 /*--手----*/
               write_data(0xCA);
               write_data(0xD6);                                 
               write_com(0x89);                 /*--机----*/
               write_data(0xBB);
               write_data(0xFA);                                 
               write_com(0x8A);     
               write_data(0x3A);                /*--:----*/
               write_data(0x31);                /*--1----*/                            
               write_com(0x8B);     
               write_data(0x33);                /*--3----*/
               write_data(0x37);                /*--7----*/
               write_com(0x8C);     
               write_data(0x37);                /*--7----*/
               write_data(0x35);                /*--5----*/
               write_com(0x8D);     
               write_data(0x30);                /*--0----*/
               write_data(0x36);                /*--6----*/
               write_com(0x8E);     
               write_data(0x31);                /*--1----*/
               write_data(0x37);                /*--7----*/
               write_com(0x8F);     
               write_data(0x39);                /*--9----*/
               write_data(0x32);                /*--2----*/
              }
/**************显示刀架上升****/
               void Model_Up()
               {
               write_com(0X84);                   //刀
               write_data(0XB5);
               write_data(0XB6);  
               write_com(0X85);                   //架
               write_data(0XBC);
               write_data(0XDC);   
               write_com(0X86);                   //上
               write_data(0XC9);
               write_data(0XCF);  
               write_com(0X87);                   //升
               write_data(0XC9);
               write_data(0XFD);       
               }
/**************显示刀架下降****/
               void Model_Dwon()
               {
               write_com(0X84);                   //刀
               write_data(0XB5);
               write_data(0XB6);  
               write_com(0X85);                   //架
               write_data(0XBC);
               write_data(0XDC);   
               write_com(0X86);                   //下
               write_data(0XCF);
               write_data(0XC2);  
               write_com(0X87);                   //降
               write_data(0XBD);
               write_data(0XB5);       
               }