wbyte.lst

我同事做的一个CS5522的51单片机的驱动,用的是89S52,开发环境是KEIL C

C51 COMPILER V6.12  WBYTE                                                                  01/01/2004 11:46:30 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE WBYTE
OBJECT MODULE PLACED IN .\wbyte.OBJ
COMPILER INVOKED BY: D:\Program Files\keil\C51\BIN\C51.EXE .\wbyte.c ROM(SMALL) DEBUG OBJECTEXTEND SRC(.\wbyte.SRC) 

stmt level    source

   1          //************************************
   2          #include<reg52.h>
   3          sbit cs=P2^1;    //和cs5522有关的端口
   4          sbit sdi=P2^2;
   5          sbit sdo=P2^0;
   6          sbit sclk=P2^3;
   7          //*************************************
   8          //向CS5522发送一个字节
   9          void Se_Cs_W(unsigned char Cs_Word)
  10              {                        
  11   1      	    #pragma  asm		  
  12   1      		  mov     r6,#08
  13   1      		  mov     a,r7
  14   1      wbyte1: rlc     a
  15   1              mov     sdi,c
  16   1              setb    sclk
  17   1              clr     sclk
  18   1              djnz    r6,wbyte1
  19   1              clr     sdi
  20   1      		 #pragma endasm
  21   1              
  22   1          }
*** WARNING C280 IN LINE 9 OF .\WBYTE.C: 'Cs_Word': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     27    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)