init_sys.lst

这是C8051F020的源程序

C51 COMPILER V6.14  INIT_SYS                                                               04/26/2004 22:22:13 PAGE 1   


C51 COMPILER V6.14, COMPILATION OF MODULE INIT_SYS
OBJECT MODULE PLACED IN init_sys.OBJ
COMPILER INVOKED BY: C:\CYGNAL\IDEfiles\C51\BIN\C51.exe init_sys.c DB OE

stmt level    source

   1          //---------------------include------------------------
   2          #include <c8051f020.h>
   3          //--------------------extern function declearation----------------
   4          extern void delay(long int);
   5          //
   6          void init_sys(void)
   7          {
   8   1      //disable interupt
   9   1          IE=0x00;
  10   1      //stop the wdt 
  11   1          WDTCN = 0xde;                              
  12   1      	WDTCN = 0xad;  
  13   1      //DEFINE IO OSC
  14   1          OSCXCN=0x67;
  15   1      	delay(10000);
  16   1          delay(10000);
  17   1          while(OSCXCN&0x80!=0x80); 
  18   1          OSCICN|=0x08;
  19   1      //config  crossbar and port
  20   1      //  XBR1=0x00;
  21   1      	XBR2=0x40;
  22   1      //	P1MDIN=0xff;
  23   1          P0MDOUT=0xff;
  24   1      	P1MDOUT=0xff;
  25   1      	P2MDOUT=0xff;
  26   1      	P3MDOUT=0xff;
  27   1      //init_ad
  28   1      /*    AMX0SL=0X00;
  29   1      	AMX0CF=0X00;  //选单端输入，AIN0作为模拟输入
  30   1      	ADC0CN=0x80;  // ADC0使能;正常跟踪模式
  31   1           	          // 当写AD0BUSY时ADC0转换开始ADC0数据右对齐
  32   1      	ADC0CF=0x28;  // ADC转换时钟=2MHz
  33   1      	REF0CN=0X03;  //电压基准取自VREFA引脚
  34   1      */
  35   1      //init_da
  36   1      //  DAC1CN=0x80;
  37   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     51    ----
   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)