function.c

| Target | | 芯片固件程序 | keil C51 uVision2 | Windows98 | Loader | USB2.0接口 | loader.sys设备驱动程序

#pragma NOIV            

#include "testheader.h"
#include "testregs.h"
#include "testdly.h"

extern BOOL GotSUD;     
extern BOOL Sleep;
extern BOOL Rwuen;
extern BOOL Selfpwr;

BYTE Configuration;     
BYTE AlternateSetting;  

#define VR_NAKALL_ON    0xD0
#define VR_NAKALL_OFF   0xD1

void TD_Init(void)      
{
   CPUCS = ((CPUCS & ~bmCLKSPD) | bmCLKSPD1) ;
   IFCONFIG |= 0x40;

  EP1OUTCFG = 0xA0;
  EP1INCFG = 0xA0;
  SYNCDELAY;    
  EP2CFG = 0xA2;
  SYNCDELAY;                    
  EP4CFG = 0xA0;
  SYNCDELAY;                    
  EP6CFG = 0xE2;
  SYNCDELAY;                    
  EP8CFG = 0xE0;

  SYNCDELAY;                    
  EP2BCL = 0x80;
  SYNCDELAY;                    
  EP2BCL = 0x80;
  SYNCDELAY;                    
  EP4BCL = 0x80;  
  SYNCDELAY;                    
  EP4BCL = 0x80;    

  AUTOPTRSETUP |= 0x01;

  Rwuen = TRUE;        
}

void TD_Poll(void)     
{
  WORD i;
  WORD count;

  if(!(EP2468STAT & bmEP2EMPTY))
  { 
     if(!(EP2468STAT & bmEP6FULL))
     {  
        APTR1H = MSB( &EP2FIFOBUF );
        APTR1L = LSB( &EP2FIFOBUF );

        AUTOPTRH2 = MSB( &EP6FIFOBUF );
        AUTOPTRL2 = LSB( &EP6FIFOBUF );

        count = (EP2BCH << 8) + EP2BCL;

        for( i = 0x0000; i < count; i++ )
        {
           EXTAUTODAT2 = EXTAUTODAT1;
        }
        EP6BCH = EP2BCH;  
        SYNCDELAY;  
        EP6BCL = EP2BCL;   
        SYNCDELAY;                    
        EP2BCL = 0x80;     
     }
  }

  if(!(EP2468STAT & bmEP4EMPTY))
  { 
     if(!(EP2468STAT & bmEP8FULL))
     {  
        APTR1H = MSB( &EP4FIFOBUF );
        APTR1L = LSB( &EP4FIFOBUF );

        AUTOPTRH2 = MSB( &EP8FIFOBUF );
        AUTOPTRL2 = LSB( &EP8FIFOBUF );

        count = (EP4BCH << 8) + EP4BCL;

        for( i = 0x0000; i < count; i++ )
        {
           EXTAUTODAT2 = EXTAUTODAT1;
        }
        EP8BCH = EP4BCH;  
        SYNCDELAY;  
        EP8BCL = EP4BCL;    
        SYNCDELAY;                    
        EP4BCL = 0x80;      
     }
  }
}

BOOL TD_Suspend(void)       
{
   return(TRUE);
}

BOOL TD_Resume(void)        
{
   return(TRUE);
}

BOOL DR_GetDescriptor(void)
{
   return(TRUE);
}

BOOL DR_SetConfiguration(void) 
{
   Configuration = SETUPDAT[2];
   return(TRUE);        
}

BOOL DR_GetConfiguration(void)  
{
   EP0BUF[0] = Configuration;
   EP0BCH = 0;
   EP0BCL = 1;
   return(TRUE);        
}

BOOL DR_SetInterface(void)  
{
   AlternateSetting = SETUPDAT[2];
   return(TRUE);         
}

BOOL DR_GetInterface(void)   
{
   EP0BUF[0] = AlternateSetting;
   EP0BCH = 0;
   EP0BCL = 1;
   return(TRUE);  
}

BOOL DR_GetStatus(void)
{
   return(TRUE);
}

BOOL DR_ClearFeature(void)
{
   return(TRUE);
}

BOOL DR_SetFeature(void)
{
   return(TRUE);
}

BOOL DR_VendorCmnd(void)
{
  BYTE tmp;
  
  switch (SETUPDAT[1])
  {
     case VR_NAKALL_ON:
        tmp = FIFORESET;
        tmp |= bmNAKALL;      
        SYNCDELAY;                    
        FIFORESET = tmp;
        break;
     case VR_NAKALL_OFF:
        tmp = FIFORESET;
        tmp &= ~bmNAKALL;      
        SYNCDELAY;                    
        FIFORESET = tmp;
        break;
     default:
        return(TRUE);
  }

  return(FALSE);
}

void ISR_Sudav(void) interrupt 0
{
   GotSUD = TRUE;          
   EZUSB_IRQ_CLEAR();
   USBIRQ = bmSUDAV;       
}

void ISR_Sutok(void) interrupt 0
{
   EZUSB_IRQ_CLEAR();
   USBIRQ = bmSUTOK;    
}

void ISR_Sof(void) interrupt 0
{
   EZUSB_IRQ_CLEAR();
   USBIRQ = bmSOF;      
}

void ISR_Ures(void) interrupt 0
{
   pConfigDscr = pFullSpeedConfigDscr;
   ((CONFIGDSCR xdata *) pConfigDscr)->type = CONFIG_DSCR;
   pOtherConfigDscr = pHighSpeedConfigDscr;
   ((CONFIGDSCR xdata *) pOtherConfigDscr)->type = OTHERSPEED_DSCR;

   EZUSB_IRQ_CLEAR();
   USBIRQ = bmURES;     
}

void ISR_Susp(void) interrupt 0
{
   Sleep = TRUE;
   EZUSB_IRQ_CLEAR();
   USBIRQ = bmSUSP;
}

void ISR_Highspeed(void) interrupt 0
{
   if (EZUSB_HIGHSPEED())
   {
      pConfigDscr = pHighSpeedConfigDscr;
      ((CONFIGDSCR xdata *) pConfigDscr)->type = CONFIG_DSCR;
      pOtherConfigDscr = pFullSpeedConfigDscr;
      ((CONFIGDSCR xdata *) pOtherConfigDscr)->type = OTHERSPEED_DSCR;
   }

   EZUSB_IRQ_CLEAR();
   USBIRQ = bmHSGRANT;
}
void ISR_Ep0ack(void) interrupt 0
{
}
void ISR_Stub(void) interrupt 0
{
}
void ISR_Ep0in(void) interrupt 0
{
}
void ISR_Ep0out(void) interrupt 0
{
}
void ISR_Ep1in(void) interrupt 0
{
}
void ISR_Ep1out(void) interrupt 0
{
}
void ISR_Ep2inout(void) interrupt 0
{
}
void ISR_Ep4inout(void) interrupt 0
{
}
void ISR_Ep6inout(void) interrupt 0
{
}
void ISR_Ep8inout(void) interrupt 0
{
}
void ISR_Ibn(void) interrupt 0
{
}
void ISR_Ep0pingnak(void) interrupt 0
{
}
void ISR_Ep1pingnak(void) interrupt 0
{
}
void ISR_Ep2pingnak(void) interrupt 0
{
}
void ISR_Ep4pingnak(void) interrupt 0
{
}
void ISR_Ep6pingnak(void) interrupt 0
{
}
void ISR_Ep8pingnak(void) interrupt 0
{
}
void ISR_Errorlimit(void) interrupt 0
{
}
void ISR_Ep2piderror(void) interrupt 0
{
}
void ISR_Ep4piderror(void) interrupt 0
{
}
void ISR_Ep6piderror(void) interrupt 0
{
}
void ISR_Ep8piderror(void) interrupt 0
{
}
void ISR_Ep2pflag(void) interrupt 0
{
}
void ISR_Ep4pflag(void) interrupt 0
{
}
void ISR_Ep6pflag(void) interrupt 0
{
}
void ISR_Ep8pflag(void) interrupt 0
{
}
void ISR_Ep2eflag(void) interrupt 0
{
}
void ISR_Ep4eflag(void) interrupt 0
{
}
void ISR_Ep6eflag(void) interrupt 0
{
}
void ISR_Ep8eflag(void) interrupt 0
{
}
void ISR_Ep2fflag(void) interrupt 0
{
}
void ISR_Ep4fflag(void) interrupt 0
{
}
void ISR_Ep6fflag(void) interrupt 0
{
}
void ISR_Ep8fflag(void) interrupt 0
{
}
void ISR_GpifComplete(void) interrupt 0
{
}
void ISR_GpifWaveform(void) interrupt 0
{
}