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標(biāo)題: 基于單片機(jī)的數(shù)字式電能表 [打印本頁(yè)]

作者: a994287609 時(shí)間: 2018-4-14 17:29
標(biāo)題: 基于單片機(jī)的數(shù)字式電能表

//////////////////////////////////////////////
#include<REG52.H>
#define uchar unsigned char
#define uint unsigned int
unsigned char code command[6][7]={
                              0xB0,0xC0,0xA8,0x01,0x01,0x00,0x1A,//讀取電壓值
                              0xB1,0xC0,0xA8,0x01,0x01,0x00,0x1B,//讀取電流值
                              0xB3,0xC0,0xA8,0x01,0x01,0x00,0x1D,//讀取電量值
                              0x7e,0x05,0x41,0x00,0x04,0x40,0xef,
                              0x7e,0x05,0x41,0x00,0x05,0x41,0xef,
                              0x7e,0x05,0x41,0x00,0x06,0x42,0xef

                              };//串口控制音樂(lè)指令
uchar shuju[8];
uchar jishu=0;
uchar CRC=0;
uchar j=0;

long  AA=0;
uint BB=0;
uint CC;
//******************LCD1602****************************//
sbit lcden=P1^2;
sbit lcdrw=P1^1;
sbit lcdrs=P1^0;

//////////////LCD1602///////////////////////////////////////
void delay1(uint z)
{
uint x,y;
for(x=z;x>0;x--)
      for(y=110;y>0;y--);
}
void write_com(uchar com)
{
lcdrs=0;
P0=com;
delay1(5);
lcden=1;
delay1(5);
lcden=0;
}

void write_data(uchar date)
{
lcdrs=1;
P0=date;
delay1(5);
lcden=1;
delay1(5);
lcden=0;
}
void init1602()
{
lcden=0;
write_com(0x38);
write_com(0x0c);// write_com(0x0e);
write_com(0x06);
write_com(0x01);
write_com(0x80+2);
}
///////////////LCD1602
void SendASC(uchar d) //串口發(fā)送字符
{

SBUF=d;             //數(shù)據(jù)賦值到緩沖區(qū)
while(!TI);          //發(fā)送完

TI=0;             //清零
}
void deal(void)
{
  //電壓讀取
         jishu=0;
         for(j=0;j<7;j++)
         { shuju[j]=0;
               SendASC(command[0][j]);
         }
         delay1(200);
         delay1(20);
         if(jishu>0)
            {    CRC=0;
               for(j=0;j<6;j++)
                  {
                     CRC=CRC+shuju[j];

                  }
               if((CRC==shuju[6])&&(shuju[0]==0xa0))
                  {
                        AA=shuju[1]*256+shuju[2];
                        write_com(0x80+0x40);
                        if(AA>=100)
                           write_data(AA/100+0x30);
                        else write_data(' ');
                        delay1(20);
                        write_data(AA%100/10+0x30);
                        delay1(20);
                        write_data(AA%10+0x30);
                        delay1(20);
                        write_data('.');
                        delay1(20);
                        write_data(shuju[3]+0x30);
                        delay1(20);
                        write_data('V');
                        delay1(20);
                  }
            }
//電流讀取
         jishu=0;
         for(j=0;j<7;j++)
         { shuju[j]=0;
               SendASC(command[1][j]);
         }
         delay1(200);
         if(jishu>0)
            {    CRC=0;
               for(j=0;j<6;j++)
                  {
                     CRC=CRC+shuju[j];

                  }
               if((CRC==shuju[6])&&(shuju[0]==0xa1))
                  {
                        AA=shuju[2];
                        write_com(0x80+0x40+9);
                        if(AA>=100)
                           write_data(AA/100+0x30);
                        else write_data(' ');
                        delay1(20);
                        write_data(AA%100/10+0x30);
                        delay1(20);
                        write_data(AA%10+0x30);
                        delay1(20);
                        write_data('.');
                        delay1(20);
                        write_data(shuju[3]/10+0x30);
                        delay1(20);
                        write_data(shuju[3]%10+0x30);
                        delay1(20);
                        write_data('A');
                        delay1(20);
                  }
            }
//電量讀取
         jishu=0;
         for(j=0;j<7;j++)
         { shuju[j]=0;
               SendASC(command[2][j]);
         }
         delay1(200);
         if(jishu>0)
            {    CRC=0;
               for(j=0;j<6;j++)
                  {
                     CRC=CRC+shuju[j];

                  }
               if((CRC==shuju[6])&&(shuju[0]==0xa3))
                  {

                        AA=shuju[1];
                        AA=AA<<16;
                        AA=AA+shuju[2]*256;
                        AA=AA+shuju[3];
                        write_com(0x80);
                        if(AA>=1000000)
                           write_data(AA/1000000+0x30);
                        else write_data(' ');
                        delay1(20);
                        if(AA>=100000)
                           write_data(AA%1000000/100000+0x30);
                        else write_data(' ');
                        delay1(20);
                        if(AA>=10000)
                           write_data(AA%100000/10000+0x30);
                        else write_data(' ');
                        delay1(20);
                        if(AA>=1000)
                           write_data(AA%10000/1000+0x30);
                        else write_data(' ');
                        delay1(20);
                        if(AA>=100)
                           write_data(AA%1000/100+0x30);
                        else write_data(' ');
                        delay1(20);
                        if(AA>=10)
                           write_data(AA%100/10+0x30);
                        else write_data(' ');
                        delay1(20);
                        write_data(AA%10+0x30);
                        delay1(20);

                        write_data('W');
                        delay1(20);
                        write_data('H');
                        delay1(20);
                  }
            }

}
void main(void)
{

  lcdrw=0;
  init1602();
  //串口通信
TMOD=0x21;//?????0?????1
TH1=0Xfd;
TL1=0Xfd;       //9600波特率
TR1=1;          // 定時(shí)器1啟動(dòng)
SM0=0;       // 設(shè)置串口的工作模式
SM1=1;       //方式1
REN=1;       // 允許串口接收數(shù)據(jù)
ES=1;       // 串口中斷應(yīng)許
EA=1;
  while(1)
      {

         deal();


      }
}

void ser() interrupt 4
{
if(RI)
   {
      RI=0;
      shuju[jishu++]=SBUF;
      if(jishu>7)
         jishu=0;
   }

}

作者: 靜凈 時(shí)間: 2018-4-25 17:25
小白在做設(shè)計(jì)，有沒(méi)有仿真圖啊

作者: xiaogu333 時(shí)間: 2024-4-10 14:05

靜凈發(fā)表于 2018-4-25 17:25
小白在做設(shè)計(jì)，有沒(méi)有仿真圖啊

哥給看看仿真圖，我現(xiàn)在才做DIY小玩意，遇到難點(diǎn)了

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