putchar.lst

世纪民生公司的带网络功能的单片机CS6209开发http服务器的演示源代码。

C51 COMPILER V7.50   PUTCHAR                                                               10/12/2006 15:31:40 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE PUTCHAR
OBJECT MODULE PLACED IN .\Release\Putchar.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ..\..\lib\Putchar.c LARGE OPTIMIZE(9,SIZE) BROWSE ORDER MODDP2 INCDIR(..\..
                    -\inc\) DEBUG OBJECTEXTEND PRINT(.\Release\Putchar.lst) OBJECT(.\Release\Putchar.obj)

line level    source

   1          /***********************************************************************/
   2          /*  This file is part of the C51 Compiler package                      */
   3          /*  Copyright KEIL ELEKTRONIK GmbH 1990 - 2002                         */
   4          /***********************************************************************/
   5          /*                                                                     */
   6          /*  PUTCHAR.C:  This routine is the general character output of C51.   */
   7          /*  You may add this file to a uVision2 project.                       */
   8          /*                                                                     */
   9          /*  To translate this file use C51 with the following invocation:      */
  10          /*     C51 PUTCHAR.C <memory model>                                    */
  11          /*                                                                     */
  12          /*  To link the modified PUTCHAR.OBJ file to your application use the  */
  13          /*  following Lx51 invocation:                                         */
  14          /*     Lx51 <your object file list>, PUTCHAR.OBJ <controls>            */
  15          /*                                                                     */
  16          /***********************************************************************/
  17          
  18          #include <reg51.h>
  19          
  20          #define XON  0x11
  21          #define XOFF 0x13
  22          extern data char TXFLAG;
  23          
  24          #if 0
              /*
               * putchar (full version):  expands '\n' into CR LF and handles
               *                          XON/XOFF (Ctrl+S/Ctrl+Q) protocol
               */
              char putchar (char c)  {
              
              
                if (c == '\n')  {
                  if (RI)  {
                    if (SBUF == XOFF)  {
                      do  {
                        RI = 0;
                        while (!RI);
                      }
                      while (SBUF != XON);
                      RI = 0; 
                    }
                  }
                  while (!TI);
                  TI = 0;
                  SBUF = 0x0d;                         /* output CR  */
                }
                if (RI)  {
                  if (SBUF == XOFF)  {
                    do  {
                      RI = 0;
                      while (!RI);
                    }
                    while (SBUF != XON);
                    RI = 0; 
C51 COMPILER V7.50   PUTCHAR                                                               10/12/2006 15:31:40 PAGE 2   

                  }
                }
                while (!TI);
                TI = 0;
                return (c);//SBUF = c);
              }
              
              
              #endif
  64          
  65          /*
  66           * putchar (basic version): expands '\n' into CR LF
  67           */
  68          char putchar (char c)  {
  69   1        if (c == '\n')  {
  70   2          while (!TXFLAG);
  71   2          TXFLAG = 0;
  72   2          SBUF = 0x0d;                         /* output CR  */
  73   2        }
  74   1        while (!TXFLAG);
  75   1        TXFLAG = 0;
  76   1        return (SBUF = c);
  77   1      }
  78          #if 0
              /*
               * putchar (mini version): outputs charcter only
               */
              char putchar (char c)  {
                while (!TI);
                TI = 0;
                return (SBUF = c);
              }
              
              #endif


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     24    ----
   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)