uart0.lst

C8051F310单片机串口通信程序,串口发送,波特率96

C51 COMPILER V8.02   UART0                                                                 07/29/2008 10:46:19 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE UART0
OBJECT MODULE PLACED IN UART0.OBJ
COMPILER INVOKED BY: D:\Program Files\Keil\C51\BIN\C51.EXE UART0.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "C8051F020.h"
   2          #include "string.h"
   3          
   4          // Peripheral specific initialization functions,
   5          // Called from the Init_Device() function
   6          void Reset_Sources_Init()
   7          {
   8   1          WDTCN     = 0xDE;
   9   1          WDTCN     = 0xAD;
  10   1      }
  11          
  12          void Timer2_Init()
  13          {
  14   1          CKCON     = 0x20;           //T2按系统时钟计数
  15   1          T2CON     = 0x30;           //工作方式2
  16   1          RCAP2L    = 0x70;           //波特率2400，重载值65536-11059200/2400/32=65536-144=65392=0xff70
  17   1          RCAP2H    = 0xFF;
  18   1          TL2       = 0xFF;
  19   1          TH2       = 0xFF;
  20   1          T2CON|= 0x04;                       //启动T2
  21   1      
  22   1      }
  23          
  24          void UART0_Init()
  25          {
  26   1          SCON0     = 0x40;           //方式1，波特率不加倍
  27   1      }
  28          
  29          void Port_IO_Init()
  30          {
  31   1         
  32   1      
  33   1          XBR0      = 0x04;           //UART0配置端口，并使能交叉开关
  34   1          XBR2      = 0x40;
  35   1      }
  36          
  37          void Oscillator_Init()
  38          {
  39   1          int i = 0;
  40   1          OSCXCN    = 0x77;
  41   1          for (i = 0; i < 3000; i++);  // Wait 1ms for initialization
  42   1          while ((OSCXCN & 0x80) == 0);
  43   1          OSCICN    = 0x0C;
  44   1      }
  45          
  46          void Interrupts_Init()
  47          {                                                               
  48   1          IE        = 0x10;                   //开UART中断
  49   1      }
  50          
  51          // Initialization function for device,
  52          // Call Init_Device() from your main program
  53          
  54          char c[]={"China"};                     //中断方式
  55          char i=0,length;
C51 COMPILER V8.02   UART0                                                                 07/29/2008 10:46:19 PAGE 2   

  56          void main(void)
  57          {
  58   1              //char c[]={"China"};    查询方式
  59   1              //char i=0,length;
  60   1              Reset_Sources_Init();
  61   1          Oscillator_Init();
  62   1          Interrupts_Init();
  63   1          Port_IO_Init();
  64   1          Timer2_Init();
  65   1          UART0_Init();
  66   1              EA=1;
  67   1              length=strlen(c);
  68   1              SBUF0=c[i];
  69   1              while(1);
  70   1              
  71   1                                                                      //for(i=0;i<length;i++)                 查询方式
  72   1                                                                      //{
  73   1                                                                      //      SBUF0=c[i];
  74   1                                                                      //      while(!TI0);
  75   1                                                                      //      TI0=0;                  
  76   1                                                                      //}
  77   1              
  78   1      }
  79          
  80          void interrupt_UART0 (void) interrupt 4
  81          {
  82   1              TI0=0;
  83   1              if (i<length)
  84   1              {
  85   2                      i++;
  86   2                      SBUF0=c[i];
  87   2              }
  88   1              else
  89   1              {
  90   2                      EA=0;
  91   2              }
  92   1      
  93   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    156    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      8    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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