max7219.lst

校园打铃系统

C51 COMPILER V7.06   MAX7219                                                               05/27/2007 22:39:15 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE MAX7219
OBJECT MODULE PLACED IN C:\DOCUME~1\LAI\桌面\学姐毕~1\MAX7219.OBJ
COMPILER INVOKED BY: D:\常用软件\keil\C51\BIN\C51.EXE C:\DOCUME~1\LAI\桌面\学姐毕~1\MAX7219.C DB SB OE

stmt level    source

   1          #include"reg52.h"
   2          /**************************************************************/
   3          sbit CLK=P1^0;
   4          sbit DIN=P1^1;
   5          sbit LOAD=P1^2;
   6          /**************************************************************/
   7          void send(unsigned char add,unsigned char dat);
   8          void Initial_7219(void);
   9          /**************************************************************/
  10          void Initial_7219(void)
  11          {
  12   1         send(0x0c,0x01);//Shut down
  13   1         send(0x0b,0x07);//Scan Limit
  14   1         send(0x0a,0x0fa);//Intensity
  15   1         send(0x09,0x0ff);//Decode Mode
  16   1      }
  17          /**************************************************************/
  18          void send(unsigned char add,unsigned char dat)//Send 16Bytes
  19          {
  20   1         unsigned char Databuf,i,j;
  21   1         LOAD=0;
  22   1         i=0;
  23   1          while(i<16)
  24   1             {
  25   2              if(i<8)
  26   2                {
  27   3                Databuf=add;
  28   3                }
  29   2              else
  30   2                {
  31   3                Databuf=dat;
  32   3                }
  33   2               for(j=8;j>=1;j--)
  34   2                 {
  35   3                    DIN=Databuf&0x80;
  36   3                    Databuf=Databuf<<1;
  37   3                    CLK=1;
  38   3                    CLK=0;
  39   3                 }
  40   2              i=i+8;
  41   2             }
  42   1          LOAD=1;
  43   1      }
  44          /*************************************************************/
  45          void main()
  46          {
  47   1         Initial_7219();//初始化
  48   1         while(1)
  49   1            {
  50   2              send(0x01,0x0f);//在八个数码管上显示１－８，带小数点显示
  51   2              send(0x02,0x0f);
  52   2              send(0x03,0x43);
  53   2              send(0x04,0x44);
  54   2              send(0x05,0x45);
  55   2              send(0x06,0x46);
C51 COMPILER V7.06   MAX7219                                                               05/27/2007 22:39:15 PAGE 2   

  56   2              send(0x07,0x47);
  57   2              send(0x08,0x08);
  58   2            }
  59   1      }
C51 COMPILER V7.06   MAX7219                                                               05/27/2007 22:39:15 PAGE 3   

NAME                                    CLASS   MSPACE  TYPE    OFFSET  SIZE
====                                    =====   ======  ====    ======  ====


P1 . . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   0090H  1
Initial_7219 . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
P3 . . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   00B0H  1
_send. . . . . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0007H  -----
  add. . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0007H  1
  dat. . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0005H  1
  Databuf. . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0006H  1
  i. . . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0003H  1
  j. . . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0002H  1
IE . . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   00A8H  1
IP . . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   00B8H  1
LOAD . . . . . . . . . . . . . . . . .  ABSBIT   -----  BIT      0092H  1
main . . . . . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
SCON . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   0098H  1
TCON . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   0088H  1
CLK. . . . . . . . . . . . . . . . . .  ABSBIT   -----  BIT      0090H  1
DIN. . . . . . . . . . . . . . . . . .  ABSBIT   -----  BIT      0091H  1
T2CON. . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   00C8H  1
PSW. . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   00D0H  1


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    116    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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