protodma.lst

USB_D12开发评估板实现USB键盘的全部源代码

C51 COMPILER V7.50   PROTODMA                                                              04/16/2007 15:22:58 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE PROTODMA
OBJECT MODULE PLACED IN .\Obj\Protodma.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Protodma.c LARGE OPTIMIZE(2,SPEED) BROWSE MODP2 PRINT(.\Obj\Protodma.lst) O
                    -BJECT(.\Obj\Protodma.obj)

line level    source

   1          #include "..\..\Driver\inc\includes.h"
   2          
   3          
   4          #include "mainloop.h"
   5          #include "usb100.h"
   6          #include "chap_9.h"
   7          
   8          
   9          extern CONTROL_XFER ControlData;
  10          extern IO_REQUEST idata ioRequest;
  11          extern EPPFLAGS bEPPflags;
  12          extern BOOL bNoRAM;
  13          extern unsigned char idata EpBuf[EP2_PACKET_SIZE];
  14          byte_count byte_cnt;
  15          
  16          
  17          
  18          //获取固件版本号
  19          void get_firmware_version()
  20          {
  21   1              unsigned char i;
  22   1      
  23   1              i = 0x30; // firmware version number
  24   1              single_transmit((unsigned char *)&i, 1);
  25   1      }
  26          
  27          //获取端点2缓存区大小
  28          void get_buffer_size()
  29          {
  30   1              unsigned char i[4];
  31   1      
  32   1              if(bNoRAM == TRUE) {
  33   2                      i[0] = EP2_PACKET_SIZE;
  34   2                      i[1] = 0;
  35   2                      i[2] = 0;
  36   2                      i[3] = 0;
  37   2              } else {
  38   2                      i[0] = 0;
  39   2                      i[1] = 1;
  40   2                      i[2] = 0;
  41   2                      i[3] = 0;
  42   2              }
  43   1              single_transmit((unsigned char *)&i, 4);
  44   1      }
  45          
  46          //厂商请求处理
  47          void read_write_register(void)
  48          {
  49   1      //      uchar len;
  50   1      //      uchar epstatus;
  51   1      
  52   1      //      ComShowString(1,"厂商请求");
  53   1              if(ControlData.DeviceRequest.bmRequestType & (unsigned char)USB_ENDPOINT_DIRECTION_MASK) 
  54   1              {
C51 COMPILER V7.50   PROTODMA                                                              04/16/2007 15:22:58 PAGE 2   

  55   2      
  56   2      
  57   2                      if(ControlData.DeviceRequest.wIndex == GET_FIRMWARE_VERSION &&
  58   2                              ControlData.DeviceRequest.wValue == 0 &&
  59   2                              ControlData.DeviceRequest.wLength == 1)
  60   2                              get_firmware_version();//获取固件版本号
  61   2                      else if(ControlData.DeviceRequest.wIndex == GET_BUFFER_SIZE &&
  62   2                              ControlData.DeviceRequest.wValue == 0 &&
  63   2                              ControlData.DeviceRequest.wLength == 4)
  64   2                              get_buffer_size();//获取缓冲区大小
  65   2                      else
  66   2                              stall_ep0();
  67   2      
  68   2              }       // if read register
  69   1              else
  70   1              {
  71   2                      stall_ep0();
  72   2              }
  73   1      }
  74          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    192    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =      2       5
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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