serial.lst

51单片机中

C51 COMPILER V7.06   SERIAL                                                                08/02/2007 17:17:50 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE SERIAL
OBJECT MODULE PLACED IN E:\NETBRO~1\TRUNK\NETBRO~1\LCD\SERIAL.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE E:\NETBRO~1\TRUNK\NETBRO~1\LCD\SERIAL.C DB SB OE

stmt level    source

   1          //serial.c
   2          #include <reg51.h>
   3          #include "serial.h"
   4          
   5          /******************************************************************************
   6          函数：Ser_Delay()
   7          功能：
   8          参数：
   9                uchDly：延时长度
  10          返回：
  11          ******************************************************************************/
  12          void Ser_Delay(unsigned char uchDly)
  13          {
  14   1              //unsigned char uchTmp;
  15   1              unsigned char i,j;
  16   1              for(i = 0;i < uchDly;i++);
  17   1      }
*** WARNING C280 IN LINE 15 OF E:\NETBRO~1\TRUNK\NETBRO~1\LCD\SERIAL.C: 'j': unreferenced local variable
  18          
  19          
  20          
  21          /******************************************************************************
  22          函数：Ser_SendByte()
  23          功能：主机通过串行总线发送一个字节的数据
  24          参数：
  25                  uchValue：要发送的数据
  26          返回：
  27          ******************************************************************************/
  28          void Ser_SendByte(unsigned char uchValue)
  29          {
  30   1      
  31   1              unsigned char i;
  32   1              for(i = 0;i < 8;i++)
  33   1              {
  34   2                         SER_SCLK = 1;
  35   2                         Ser_Delay(10);
  36   2                         if(uchValue & 0x80)
  37   2                         {
  38   3                              SER_SID = 1;
  39   3                              Ser_Delay(20);
  40   3                          }
  41   2                         else
  42   2                         {   SER_SID = 0;
  43   3                             Ser_Delay(20);
  44   3                          }
  45   2                         SER_SCLK = 0;
  46   2                         Ser_Delay(10);
  47   2                         uchValue = uchValue << 1;
  48   2              }
  49   1      }
  50          
  51          
C51 COMPILER V7.06   SERIAL                                                                08/02/2007 17:17:50 PAGE 2   

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


P1 . . . . . . . . . . . . . . . . . .  SFR      DATA   U_CHAR   0090H  1
_Ser_SendByte. . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  uchValue . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0005H  1
  i. . . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0004H  1
SER_SID. . . . . . . . . . . . . . . .  ABSBIT   -----  BIT      0091H  1
_Ser_Delay . . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  uchDly . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0007H  1
  i. . . . . . . . . . . . . . . . . .  * REG *  DATA   U_CHAR   0006H  1
  j. . . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0000H  1
SER_SCLK . . . . . . . . . . . . . . .  ABSBIT   -----  BIT      0094H  1


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     53    ----
   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)