tlc5620_t.lst

基于msc单片机仿真机的仿真程序

C51 COMPILER V7.07   TLC5620_T                                                             09/16/2006 15:16:49 PAGE 1   


C51 COMPILER V7.07, COMPILATION OF MODULE TLC5620_T
OBJECT MODULE PLACED IN TLC5620_t.OBJ
COMPILER INVOKED BY: D:\Keil\C51\BIN\C51.EXE TLC5620_t.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1           
   2          /*------------------------------------------------------------------------------
   3          调用方式：void da5620(uchar da) ﹫2001/03/23
   4          函数说明：往固定端口送da值完成DA输出，该函数没有输出端口选择功能，尽管5620有4个
   5          输出口。
   6          改变程序中的command可以改变默认端口。
   7          ------------------------------------------------------------------------------*/
   8          #include"reg51.h"
   9          #include<intrins.h>
  10          #define uchar unsigned char
  11          #define uint unsigned int
  12          #define  nop  _nop_() 
  13          sbit SPI_CLK=P1^2;
  14          sbit SPI_DATA=P1^1;
  15          sbit CS_DA=P1^3;
  16          
  17          void del(uint v)
  18            {
  19   1          while(v!=0)v--;
  20   1          }
  21          
  22          void da5620(uchar da)
  23          {
  24   1        uchar i;
  25   1        ACC=01100000;                   //d7=a1;d6=a0;d6=rng;(while rng=1 2倍out);(a0,a1是ch选择)
  26   1        CS_DA=1;
  27   1        for (i=3;i>0;i--)               //写D/A命令字(通道数的选择)
  28   1          {
  29   2            ACC+=ACC;          //CY=ACC。7
  30   2            SPI_DATA=CY;
  31   2            SPI_CLK=1;
  32   2            nop;
  33   2            nop;
  34   2            nop;
  35   2            nop;
  36   2            SPI_CLK=0;
  37   2           }
  38   1      
  39   1        ACC=da;                     //写D/A数据
  40   1        for (i=8;i>0;i--)
  41   1          {
  42   2            ACC+=ACC;          //CY=ACC。7
  43   2            SPI_DATA=CY;
  44   2            SPI_CLK=1;
  45   2            nop;
  46   2            nop;
  47   2            nop;
  48   2            nop;
  49   2            SPI_CLK=0;
  50   2           }
  51   1      
  52   1        CS_DA=0;
  53   1        nop;
  54   1        nop;
  55   1        CS_DA=1;
C51 COMPILER V7.07   TLC5620_T                                                             09/16/2006 15:16:49 PAGE 2   

  56   1      }  
  57          
  58          void main(void)                  //主程序处理
  59          {
  60   1        uchar j;
  61   1        while(1)
  62   1        {
  63   2          for(j=0xff;j>=0x01;j--)
  64   2            {da5620(j);del(2000);}
  65   2          for(j=0x00;j<=0xfe;j++)
  66   2            {da5620(j);del(2000);}
  67   2         }
  68   1      }        
  69          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     85    ----
   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)