function.c

USB2.0原理与工程开发光盘(第一版和第二版)

#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;    
    PORTACFG = 0xFF;    
    OEC = 0x33;         
    OEA = 0xFF;

    OUTC =(PINSC)&0xFC;    
    OUTC =(PINSC)&0xFC;    
    OUTC =(PINSC)&0xFC;    
    OUTC =(PINSC)&0xFC;    
    OUTC =(PINSC)|0x02;    
    OUTC =(PINSC)|0x02;    
    OUTC =(PINSC)|0x02;    
    OUTC =(PINSC)|0x02;    

    OUTC =(PINSC)|0x10;   
    OUTC =(PINSC)|0x10;   
    OUTC =(PINSC)|0x10;   
    OUTC =(PINSC)|0x10;   

    OUTC = (PINSC)&0xDF;    
    OUTC = (PINSC)&0xDF;    
    OUTC = (PINSC)&0xDF;    
    OUTC = (PINSC)&0xDF;    
}

void TD_Poll(void) 		
{
                                
}

BOOL TD_Suspend(void) 	      	
{                             
    PORTCCFG = 0x0C;            
    OEC = 0x33 ;                

    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
{
}

void ISR_Ep6in(void) interrupt USB_VECT
{
}

void ISR_Ep6out(void) interrupt USB_VECT
{
    if(OUT6BUF[0]==0x2B)
    {
        TR0=0; 

        OUTC = (PINSC)&0xDF;   
        OUTC = (PINSC)&0xDF;   
        OUTC = (PINSC)&0xDF;   
        OUTC = (PINSC)&0xDF;   
    }

   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)&0xFC;  
        OUTC =(PINSC)&0xFC;  
        OUTC =(PINSC)&0xFC;  
        OUTC =(PINSC)&0xFC;  

        OUTC =(PINSC)|0x22;  
        OUTC =(PINSC)|0x22;  
        OUTC =(PINSC)|0x22;  
        OUTC =(PINSC)|0x22;  

        TMOD=0x02;           
        TL0=0x7D;            
        TH0=0x7D;            

        TR0=1;    
    }
 
    OUT7BC = 0;

    EZUSB_IRQ_CLEAR();
    OUT07IRQ = bmEP7;
}