text1930.lst

得用c8051f930按键点亮相应的LED。

C51 COMPILER V8.05a   TEXT1930                                                             04/27/2009 17:27:25 PAGE 1   


C51 COMPILER V8.05a, COMPILATION OF MODULE TEXT1930
OBJECT MODULE PLACED IN Text1930.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Text1930.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<C8051F930_defs.h>
   2          
   3          void delay(unsigned char i);
   4          void SYSCLK_Init (void);
   5          void PORT_Init (void);
   6          sbit LED = P1^6;
   7          
   8          void main(void)
   9          {
  10   1      //unsigned char a,b;
  11   1      
  12   1      
  13   1      //P0DRV=0x0f;
  14   1      VDM0CN=0x00;                          // enable P1.6 (LED) as push-pull output
  15   1      PCA0MD &= ~0x40;                    
  16   1      PCA0MD = 0x00;
  17   1      P1MDOUT |= 0xff;
  18   1      SYSCLK_Init ();                     // initialize oscillator
  19   1      PORT_Init ();                       // initialize crossbar and GPIO
  20   1      //SFR_PCA0CN =0x00;
  21   1      //PCA0CPH4=0x00;
  22   1      //WDTON=0x00;
  23   1        while(1){
  24   2        P1=0xff;
  25   2        delay(1000);
  26   2        P1=0x00;
  27   2        }
  28   1      }
  29          
  30          void delay(unsigned char i)
  31          {
  32   1       unsigned char j;
  33   1       while(i--)
  34   1       {
  35   2        for(j=125;j>0;j--); 
  36   2       }
  37   1      }
  38          
  39          void SYSCLK_Init (void)
  40          {
  41   1         int i;                              // delay counter
  42   1      
  43   1         OSCXCN = 0x67;                      // start external oscillator with
  44   1                                             // 18.432MHz crystal
  45   1      
  46   1         for (i=0; i < 256; i++) ;           // Wait for crystal osc. to start
  47   1      
  48   1         while (!(OSCXCN & 0x80)) ;          // Wait for crystal osc. to settle
  49   1      
  50   1         OSCICN = 0x88;                      // select external oscillator as SYSCLK
  51   1                                             // source and enable missing clock
  52   1                                             // detector
  53   1      }
  54          
  55          void PORT_Init (void)
C51 COMPILER V8.05a   TEXT1930                                                             04/27/2009 17:27:25 PAGE 2   

  56          {
  57   1         XBR0    = 0x04;                     // Enable UART0
  58   1         XBR1    = 0x00;
  59   1         XBR2    = 0x40;                     // Enable crossbar and weak pull-ups
  60   1         P0MDOUT |= 0x01;                     // enable TX0 as a push-pull output
  61   1         P1MDOUT |= 0x40;                     // enable P1.6 (LED) as push-pull output
  62   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     92    ----
   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)