uart.lst

基于nRF9E5的无线通讯程序,该程序使用LM35做温度检测,并通过915M无线频率向外发射.适合做无线通讯的应用.

C51 COMPILER V7.50   UART                                                                  05/14/2006 13:37:22 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE UART
OBJECT MODULE PLACED IN uart.OBJ
COMPILER INVOKED BY: C:\Program Files\Keil\C51\BIN\C51.EXE uart.c OPTIMIZE(9,SPEED) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*= uart.c =========================================================================================
   2           *
   3           * Copyright (C) 2004 Nordic Semiconductor
   4           *
   5           * This file is distributed in the hope that it will be useful, but WITHOUT WARRANTY OF ANY KIND.
   6           *
   7           * Author(s): Ole Saether
   8           *
   9           * COMPILER:
  10           *
  11           *   This program has been tested with Keil C51 V7.08 and 7.09
  12           *
  13           * $Revision: 3 $
  14           *
  15           *==================================================================================================
  16          */
  17          #include <Nordic\reg9e5.h>
  18          #include "uart.h"
  19          
  20          void InitUart(void)
  21          {
  22   1          //TH1 = 243;                      // 19200@16MHz (when T1M=1 and SMOD=1)
  23   1          TH1 = 247;                      // 28800 16MHz (when T1M=1 and SMOD=1)                              
  24   1          CKCON |= 0x10;                  // T1M=1 (/4 timer clock)
  25   1          PCON = 0x80;                    // SMOD=1 (double baud rate)
  26   1          SCON = 0x52;                    // Serial mode1, enable receiver
  27   1          TMOD &= ~0x30;
  28   1          TMOD |= 0x20;                   // Timer1 8bit auto reload 
  29   1          TR1 = 1;                        // Start timer1
  30   1          P0_ALT |= 0x06;                 // Select alternate functions on pins P0.1 and P0.2
  31   1          P0_DIR |= 0x02;                 // P0.1 (RxD) is input 
  32   1          ES = 0;
  33   1      }
  34          
  35          //void PutChar(char c)
  36          //{
  37           //   TI = 0;
  38          //    SBUF = c;
  39          //    while(!TI)
  40          //        ;
  41          //}
  42          
  43          unsigned char GetChar(void)
  44          {
  45   1          while(!RI)
  46   1              ;
  47   1          RI = 0;
  48   1          return SBUF;
  49   1      }
  50          unsigned char GetChar1(void)
  51          {
  52   1          while(!RI)
  53   1              {if (key2==0)
  54   2                  { RI=0;
  55   3                   return 0;
C51 COMPILER V7.50   UART                                                                  05/14/2006 13:37:22 PAGE 2   

  56   3                          }
  57   2                }
  58   1          RI = 0;
  59   1          return SBUF;
  60   1      }


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