isr.lst

嵌入式系统中一些外围设备驱动示例程序集

C51 COMPILER V7.06   ISR                                                                   07/02/2003 10:27:49 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE ISR
OBJECT MODULE PLACED IN Isr.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE Isr.c OPTIMIZE(2,SPEED) BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /****************************************Copyright (c)**************************************************
   2          **                               广州周立功单片机发展有限公司
   3          **                                     研    究    所
   4          **                                 http://www.zlgmcu.com
   5          **--------------当前版本修订------------------------------------------------------------------------------
   6          ** 修改人: 刘英斌
   7          ** 日　期:2003-03-13
   8          ** 描　述:ISP1581 V1.0
   9          **------------------------------------------------------------------------------------------------------
  10          ********************************************************************************************************/
  11          
  12          #include "standard.h"
  13          #include "Kernel.h"
  14          #include "D14.h"
  15          
  16          extern KERNEL Kernel_Flag;
  17          extern D14_CNTRL_REG xdata *D14_Cntrl_Ptr;
  18          extern volatile D14_CNTRL_REG   xdata   D14_Cntrl_Reg;
  19          
  20          extern DMA_INT_FLAG DMA_Int_Flag;
  21          extern USB_INT_FLAG USB_Int_Flag;
  22          extern void Init_D14(void);
  23          extern UC ATAPI_State;
  24          extern DRIVE_CONFIG     Drive_Setup;
  25          extern void Set_USB(void);
  26          extern ULI bytecount;
  27          extern UI PIO_Count;
  28          
  29          //***********************************************************************
  30          //*                                                                                                                                                            *
  31          //*                          Variable Definition                                                              *
  32          //*                                                                                                                                                            *
  33          //***********************************************************************
  34          
  35          
  36          UI      idata   Data;
  37          ULI USB_Interrupt;
  38          UI DMA_Interrupt;
  39          
  40          
  41          //***********************************************************************
  42          //*                                                                                                                                                            *
  43          //*                          Routine Definition                                                            *
  44          //*                                                                                                                                                            *
  45          //***********************************************************************
  46          
  47          void Int_2(void) interrupt 2 using 0
  48          {
  49   1      }
  50          
  51          void Int_3(void) interrupt 3 using 0
  52          {
  53   1      }
  54          
  55          void Int_4(void) interrupt 4 using 0
C51 COMPILER V7.06   ISR                                                                   07/02/2003 10:27:49 PAGE 2   

  56          {
  57   1      }
  58          
  59          void Int_5(void) interrupt 5 using 0
  60          {
  61   1      }
  62          
  63          //***********************************************************************
  64          //*                                                                                                                                                    *
  65          //*     Routine         : Int_Timer0                                                       *
  66          //*     Input           : Timer 0 overflow                                                                                  *
  67          //*     Output          : Set time up flag                                                         *
  68          //*     Function        : To set the time up flag                                             *
  69          //*                                                                                                                                                            *
  70          //***********************************************************************
  71          
  72          void Int_Timer0(void) interrupt 1 using 0
  73          {
  74   1              
  75   1              Kernel_Flag.BITS.Timer_Expired = 1;
  76   1      }
  77          
  78          //***********************************************************************
  79          //*                                                                                                                                                    *
  80          //*     Routine         :  Int Ext 0                                                    *
  81          //*     Input           :  External Interrupt from ISP1581                       *
  82          //*     Output  :  None                                                                            *
  83          //*     Function        :  To read and keep a copy of the interrupt source of    *
  84          //*                                ISP1581                                                                                                                    *
  85          //***********************************************************************
  86          void Int_Ext_0(void) interrupt 0 using 1
  87          {
  88   1              
  89   1              //read in USB interrupt register and keep a copy
  90   1              //         USB_Interrupt = D14_Cntrl_Reg.D14_INT.VALUE;
  91   1              //         USB_Int_Flag.VALUE |= USB_Interrupt;
  92   1              
  93   1              //读取ISP1581中断寄存器
  94   1              USB_Int_Flag.VALUE |= D14_Cntrl_Reg.D14_INT.VALUE;
  95   1              //回写ISP1581中断寄存器
  96   1              D14_Cntrl_Reg.D14_INT.VALUE = USB_Int_Flag.VALUE;
  97   1      
  98   1              //总线复位处理  
  99   1              if(USB_Int_Flag.BITS.RESET)
 100   1              {
 101   2                      //清除总线复位中断位            
 102   2                      USB_Int_Flag.BITS.RESET = 0;
 103   2                      //设置总线复位标志
 104   2                      Kernel_Flag.BITS.Bus_Reset = 1;
 105   2      
 106   2                      PIO_Count = 64;
 107   2                      
 108   2                      //切换到全速模式
 109   2              HS_FS_LED = FULL_SPEED_LED;
 110   2                      Kernel_Flag.BITS.HS_FS_State = FULL_SPEED;
 111   2                      //初始化ISP1581
 112   2                      Init_D14();
 113   2                      //设置softconnect
 114   2                      D14_Cntrl_Reg.D14_MODE.BITS.SOFTCT = 1;         
 115   2              }
 116   1              
 117   1      }
C51 COMPILER V7.06   ISR                                                                   07/02/2003 10:27:49 PAGE 3   



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    147    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      6    ----
   IDATA SIZE       =      2    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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