uart.lst

this progam is used with e_lock,and so on.

C51 COMPILER V7.06   UART                                                                  12/04/2008 15:12:02 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE UART
OBJECT MODULE PLACED IN UART.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE UART.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include "Include.h"
   2          extern  unsigned char xdata CommBuf[MAX_BUF_NUMBER];                    //串口缓冲
   3          extern  unsigned char xdata SCC;                                        //串口接收和校验
   4          extern  unsigned char Timer;
   5          unsigned char   Rx_Cnt=0;                                               //串口接收计数器
   6          bit             ReceiveOK = 0;                                          //数据包接收完成标志位 
   7          //UART初始化
   8          //11.0592M晶振 57600波特率
   9          void UARTInit(void)
  10          {
  11   1              SCON=0X50;    //232  COM init 方式1，允许接收
  12   1              T2CON=0X30;
  13   1              RCAP2H=0XFF;
  14   1              RCAP2L=0XFA; //计数器加6
  15   1              TH2=0XFF;
  16   1              TL2=0XFA;        //计数器加6
  17   1                      ES = 1;
  18   1              TR2 = 1;
  19   1      }
  20          //通过串口发送1Byte数据
  21          void UARTSendByte(unsigned char i)
  22          {
  23   1              SBUF=i;
  24   1              while(0==TI);
  25   1              TI=0;
  26   1      }
  27          
  28          void    IRQ_UartGet(void)       interrupt       4
  29          {
  30   1              unsigned char   i;      
  31   1              if(RI==1)
  32   1              {
  33   2                      RI = 0;
  34   2                      i = SBUF;         
  35   2                      if(!ReceiveOK)
  36   2                      {       if(0==Rx_Cnt)
  37   3                              {       if(PKG_MARK1==i)
  38   4                                      {
  39   5                                              Timer = UART_OUT_TIME;
  40   5                                              CommBuf[Rx_Cnt++] = i;
  41   5                                              SCC = i;
  42   5                                      }                         
  43   4                              }
  44   3                              else if(1==Rx_Cnt)
  45   3                              {
  46   4                                      if(PKG_MARK2==i)
  47   4                                      {
  48   5                                              CommBuf[Rx_Cnt++] = i;
  49   5                                              SCC += i;
  50   5                                      }
  51   4                                      else{   Rx_Cnt = 0;}}   
  52   3                              else if(Rx_Cnt<4)
  53   3                              {
  54   4                                      CommBuf[Rx_Cnt++] = i;
  55   4                                      SCC += i;               
C51 COMPILER V7.06   UART                                                                  12/04/2008 15:12:02 PAGE 2   

  56   4                              }
  57   3                              else if(Rx_Cnt<CommBuf[3]+4)
  58   3                              {                                                                               
  59   4                                      CommBuf[Rx_Cnt++] = i;
  60   4                                      SCC +=i;
  61   4                              }
  62   3                              else if(Rx_Cnt==CommBuf[3]+4)
  63   3                              {
  64   4                                      CommBuf[Rx_Cnt++] = i;                          
  65   4                                      ReceiveOK = 1;
  66   4                              }                       
  67   3                      }
  68   2              }               
  69   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    248    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      1    ----
END OF MODULE INFORMATION.


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