function.c

USB2.0原理与工程开发光盘

#pragma NOIV

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

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

BYTE	Configuration;		
BYTE	AlternateSetting;	
BYTE    suspCount;

void TD_Init(void) 		
{
    USBIEN |= bmSOF + bmURES;    

    OUTISOVAL = bmEP8 + bmEP9 + bmEP10 + bmEP11 + bmEP12 + bmEP13 + bmEP14 + bmEP15;
    INISOVAL = bmEP8 + bmEP9 + bmEP10 + bmEP11 + bmEP12 + bmEP13 + bmEP14 + bmEP15;
    
    OUT8ADDR = 0x00;
    OUT9ADDR = 0x20;
    OUT10ADDR = 0x40;
    IN8ADDR = 0x60;
    IN9ADDR = 0x80;
    IN10ADDR = 0x100;

    suspCount = 1;        
    Rwuen = TRUE;		
    
    PORTCCFG = 0x40;        
    OEC = 0x30 ;            

    OUTC = 0x10;     
    OUTC = 0x10;       
    OUTC = 0x10;          
}

void TD_Poll(void) 		
{
                             
}

BOOL TD_Suspend(void) 	      	
{                             
   PORTCCFG = 0x40; 
   OEC = 0x30 ;               

   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)
{
        return(FALSE);
}

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
{
   register BYTE zbcout = ZBCOUT;
   register int byteCount;

   if (!(zbcout & bmEP8))
   {
       if (OUT8DATA==0x55)       
       {
           OUTC =(PINSC)&0xEF;   
           OUTC =(PINSC)&0xEF;   
           OUTC =(PINSC)&0xEF;   
      
           OUTC =(PINSC)|0x20;  
           OUTC =(PINSC)|0x20; 
           OUTC =(PINSC)|0x20; 
       }
   }

   if (!(zbcout & bmEP9))
   {
       if(OUT9DATA==0xAA)
       {
           OUTC =(PINSC)|0x10;  
           OUTC =(PINSC)|0x10;  
           OUTC =(PINSC)|0x10;  

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

   if (!(zbcout & bmEP10))
   {
       byteCount = (OUT10BCH << 8) + OUT10BCL;

       while (byteCount--)
         DA0832 = OUT10DATA;
   }		
	
   EZUSB_IRQ_CLEAR();
   USBIRQ = bmSOF;		
}

void ISR_Ures(void) interrupt USB_VECT
{
	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
{
}

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
{
}

void ISR_Ep7in(void) interrupt USB_VECT
{
}

void ISR_Ep7out(void) interrupt USB_VECT
{
}