12864.lst

51单片机程序

C51 COMPILER V8.02   12864                                                                 10/17/2008 20:47:02 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 12864
OBJECT MODULE PLACED IN 12864.OBJ
COMPILER INVOKED BY: D:\Program Files\keilc51\C51\BIN\C51.EXE 12864.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          //cs PE3  SDA PA0  SCLK PE2
   2          //#include <mc9s12dg128.h>
   3          #include<reg52.h>
   4          #define uchar unsigned char 
   5          #define uint unsigned int 
   6          sbit SDA=P3^6;
   7          sbit SCLK=P3^3;
   8          sbit CS=P3^2;
   9          sbit EN=P3^5;
  10          //发送一个字节数据
  11          void send(uchar a)
  12          {
  13   1              uchar i,b;
  14   1              b=a;
  15   1              SCLK=0;
  16   1              for(i=0;i<=7;i++)
  17   1              {
  18   2                      if((b&0x80)==0x00)SDA=0;
  19   2                      else SDA=1;
  20   2                      SCLK=1;
  21   2                      SCLK=0;
  22   2                      b<<=1;
  23   2              }
  24   1      }
  25          void sendtolcd(uchar shu,uchar c_d)
  26          {
  27   1              uchar x,y;
  28   1              x=shu&0xf0;
  29   1              y=shu&0x0f;
  30   1              y<<=4;
  31   1              if(c_d==1)send(0xf8);
  32   1              else send(0xfa);
  33   1              send(x);
  34   1              send(y);
  35   1      }
  36          void lcd_init()
  37          {
  38   1              EN=0;
  39   1              CS=1;
  40   1              sendtolcd(0x30,1);  //功能设定，基本指令
  41   1              sendtolcd(0x0c,1);  //显示开关
  42   1              sendtolcd(0x01,1);  //清屏
  43   1              sendtolcd(0x06,1);  //进入设定点
  44   1              sendtolcd(0x02,1);  //地址归位
  45   1      }
  46          void send_lcd(uchar *p,uchar num)
  47          {
  48   1              uchar *str,i;
  49   1              str=p;
  50   1              for(i=0;i<num;i++)
  51   1              {
  52   2                      sendtolcd(*p,0);
  53   2                      p++;
  54   2              }
  55   1      }
C51 COMPILER V8.02   12864                                                                 10/17/2008 20:47:02 PAGE 2   

  56          void set_xy(uchar x,uchar y)   //设定显示位置，x为行（1-4），y为列（1-8）
  57          {
  58   1              uchar a;
  59   1              if((x==1))a=y-1;
  60   1                      if((x==2))a=16+y-1;
  61   1              if((x==3))a=8+y-1;
  62   1              if((x==4))a=24+y-1;
  63   1              sendtolcd(0x80+a,1);
  64   1      }
  65          void send_xylcd(uchar x,uchar y,uchar *p,uchar num)
  66          {
  67   1              set_xy(x,y);
  68   1              send_lcd(p,num);
  69   1      }
  70          void lcd(uchar *p)
  71          {
  72   1        while(*p!='\0')
  73   1        {
  74   2         sendtolcd(*p,0);
  75   2         p++;
  76   2         }
  77   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    241    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      17
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)