usbep0writepacket.lst

这个是非常不错的mp3源码

C51 COMPILER V7.50   USBEP0WRITEPACKET                                                     05/25/2008 18:12:20 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE USBEP0WRITEPACKET
OBJECT MODULE PLACED IN ..\Lib\USBEP0WritePacket.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE USBEP0WritePacket.c LARGE DEBUG OBJECTEXTEND OBJECT(..\Lib\USBEP0WritePacke
                    -t.obj)

line level    source

   1          #ifndef _USB_DEFINE
   2           #include "USB.c"
*** ERROR C230 IN LINE 238 OF USB.H: 'USBBufferStr': unknown struct/union/enum tag
*** ERROR C204 IN LINE 238 OF USB.H: 'In': undefined member
   3          #endif
   4          
   5          void USBEP0WritePacket(void)
   6          {
   7   1              register BYTE i;
   8   1      
   9   1              UEPNUM=0x00;
  10   1              SET_BIT_7(UEPSTAX);                                             //设置DIR
  11   1              for(i=0;i<USBEP0Buffer.OutLength;i++)
*** ERROR C202 IN LINE 11 OF USBEP0WRITEPACKET.C: 'USBEP0Buffer': undefined identifier
  12   1              {
  13   2                      UEPDATX=USBEP0Buffer.Out[i];
*** ERROR C202 IN LINE 13 OF USBEP0WRITEPACKET.C: 'USBEP0Buffer': undefined identifier
  14   2      //              printf("%02bx ",USBEP0Buffer.Out[i]);
  15   2              }
  16   1      //      printf("\n");
  17   1              SET_BIT_4(UEPSTAX);                                             //设置TXRDY
  18   1              while(!( UEPSTAX & 0x01 ));                             //等待TXCMP
  19   1              CLEAR_BIT_0(UEPSTAX);                                   //清除TXCMP
  20   1      }

C51 COMPILATION COMPLETE.  0 WARNING(S),  4 ERROR(S)