function.c

USB2.0原理与工程开发光盘(第二版)

#pragma NOIV

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

extern BOOL	Rwuen;         
extern BOOL	GotSUD;		
extern BOOL	Sleep;
extern BOOL	Selfpwr;
extern int      ByteCount0;
extern BOOL     InPrepare0;

BYTE	Configuration;		
BYTE	AlternateSetting;	
BYTE    suspCount;

void TD_Init(void) 		
{    
   
    IN07VAL |= bmEP1 + bmEP2 + bmEP3 + bmEP4 + bmEP5 + bmEP6 + bmEP7;
    OUT07VAL |= bmEP1 + bmEP2 + bmEP3 + bmEP4 + bmEP5+ bmEP6 + bmEP7;                
  
    OUT07IEN |= bmEP1 + bmEP2 + bmEP3 + bmEP4 + bmEP5 + bmEP6 + bmEP7;
    IN07IEN |= bmEP1 + bmEP2 + bmEP3 + bmEP4 + bmEP5 + bmEP6 + bmEP7;

    suspCount = 1;              
    Rwuen = TRUE;	   	

    InPrepare0=FALSE;
    ByteCount0=0;

    PORTCCFG = 0x0C;            
    OEC = 0xF2;                 

    PORTBCFG = 0x00;            
    OEB = 0xFF;                 
    OUTB =0x00;                 

    PORTACFG = 0x20;            
    OEA = 0xDF;                 
    
    OUTA =(PINSA)&0xEF;         

    
    OUTA =(PINSA)|0x40;       
    OUTA =(PINSA)&0x7F;  
  
    OUTC =(PINSC)|0x70;       
  
    OUTC =(PINSC)&0xFD;        
    OUTC =(PINSC)&0xFD;        

    OUTC =(PINSC)|0x02;        
    OUTC =(PINSC)|0x02;        
}

void TD_Poll(void) 		
{
                               
}

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

BOOL TD_Resume(void) 			       
{
	return(TRUE);                          
}
BOOL DR_GetDescriptor(void)                    
{	
	return(TRUE);                          
}
BOOL DR_GetInterface(void) 		       
{
	IN0BUF[0] = AlternateSetting;
	EZUSB_SET_EP_BYTES(IN0BUF_ID,1);
	return(TRUE);				
}
BOOL DR_SetInterface(void) 		       
{
	AlternateSetting = SETUPDAT[2];
	return(TRUE);				
}
BOOL DR_GetConfiguration(void)	               
{
	IN0BUF[0] = Configuration;
	EZUSB_SET_EP_BYTES(IN0BUF_ID,1);
	return(TRUE);				
}
BOOL DR_SetConfiguration(void)	               
{
	Configuration = SETUPDAT[2];
	return(TRUE);				
}

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

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

BOOL DR_VendorCmnd(void)
{
   if (SETUPDAT[1] == 0xB0)
   {    
      EZUSB_UNARM_EP(EPID(SETUPDAT[4]));

      return(FALSE);
   }

   return(TRUE);
}

void ISR_Sudav(void) interrupt USB_VECT
{
	GotSUD = TRUE;				

	EZUSB_IRQ_CLEAR();
	USBIRQ = bmSUDAV;			
}

void ISR_Sutok(void) interrupt USB_VECT
{
	EPIO[OUT0BUF_ID].cntrl = 0;	       

	EZUSB_IRQ_CLEAR();
	USBIRQ = bmSUTOK;			
}

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

void ISR_Ures(void) interrupt USB_VECT
{
         EPIO[OUT1BUF_ID].bytes = 0;
        EPIO[OUT2BUF_ID].bytes = 0;
        EPIO[OUT3BUF_ID].bytes = 0;
        EPIO[OUT4BUF_ID].bytes = 0;
        EPIO[OUT5BUF_ID].bytes = 0;
        EPIO[OUT6BUF_ID].bytes = 0;
        EPIO[OUT7BUF_ID].bytes = 0;

	EZUSB_IRQ_CLEAR();
	USBIRQ = bmURES;		
}

void ISR_Spare(void) interrupt USB_VECT
{
	                                     
}

void ISR_Susp(void) interrupt USB_VECT
{
   if (suspCount)
   {
           suspCount--;
   }
   else
   {
	   Sleep = TRUE;
   }
	   EZUSB_IRQ_CLEAR();
	   USBIRQ = bmSUSP;
}

void ISR_Ep0in(void) interrupt USB_VECT
{
}

void ISR_Ep0out(void) interrupt USB_VECT
{
}

void ISR_Ep1in(void) interrupt USB_VECT
{
}
void ISR_Ep1out(void) interrupt USB_VECT
{
}

void ISR_Ep2in(void) interrupt USB_VECT
{
    int i;
    if(InPrepare0==TRUE) 
    {
         FASTXFR = 0x40 ;
         AUTOPTRH = 0x7E ;
         AUTOPTRL = 0x00 ;
         for (i=0; i < 8; i++)         
         {
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
              AUTODATA = ACC;
         }
        FASTXFR = 0x0; 
        ByteCount0=ByteCount0+64;
        if(ByteCount0>=512)
        {   
              InPrepare0=FALSE;
              ByteCount0=0;         
        } 
        IN2BC=64;
    }     
   EZUSB_IRQ_CLEAR();
   IN07IRQ = bmEP2;
}

void ISR_Ep2out(void) interrupt USB_VECT
{
}

void ISR_Ep3in(void) interrupt USB_VECT
{  
}

void ISR_Ep3out(void) interrupt USB_VECT
{
}

void ISR_Ep4in(void) interrupt USB_VECT
{
}

void ISR_Ep4out(void) interrupt USB_VECT
{
}

void ISR_Ep5in(void) interrupt USB_VECT
{
}

void ISR_Ep5out(void) interrupt USB_VECT
{
   if(OUT5BUF[0]==0x3C)
   {       
       OUTB =OUT5BUF[1];
    }
   OUT5BC = 0;   
   EZUSB_IRQ_CLEAR();
   OUT07IRQ = bmEP5;
}

void ISR_Ep6in(void) interrupt USB_VECT
{
}

void ISR_Ep6out(void) interrupt USB_VECT    
{
    if(OUT6BUF[0]==0x2B)
    {       
       EX0 = 0;     
       OUTC =(PINSC)&0x7F;  

       OUTA =(PINSA)&0x7F;     
    }

   OUT6BC = 0;    
   EZUSB_IRQ_CLEAR();
   OUT07IRQ = bmEP6;
}

void ISR_Ep7in(void) interrupt USB_VECT
{
}

void ISR_Ep7out(void) interrupt USB_VECT    
{
    if(OUT7BUF[0]==0x1A)
    {
       OUTC =(PINSC)&0xFD;       
       OUTC =(PINSC)&0xFD;       
       OUTC =(PINSC)|0x02;       
       OUTC =(PINSC)|0x02;       

       OUTC =(PINSC)|0x70;         

       OUTC =(PINSC)|0x80;       

       EX0 = 1; 

       OUTA =(PINSA)|0x80;    
    } 
    OUT7BC = 0;
    EZUSB_IRQ_CLEAR();
    OUT07IRQ = bmEP7;
}