usbuser.c

针对at91sam7s64芯片实现usb通讯的下位机程序

					 /*----------------------------------------------------------------------------
 *      U S B  -  K e r n e l
 *----------------------------------------------------------------------------
 *      Name:    USBUSER.C
 *      Purpose: USB Custom User Module
 *      Version: V1.10
 *----------------------------------------------------------------------------
 *      This file is part of the uVision/ARM development tools.
 *      Copyright (c) 2005-2006 Keil Software. All rights reserved.
 *      This software may only be used under the terms of a valid, current,
 *      end user licence from KEIL for a compatible version of KEIL software
 *      development tools. Nothing else gives you the right to use it.
 *---------------------------------------------------------------------------*/

#include <AT91SAM7S64.H>                    /* AT91SAM7S64 definitions */
#include "Board.h"
#include "type.h"
#include "usb.h"
#include "usbcfg.h"
#include "usbhw.h"
#include "usbcore.h"
#include "usbuser.h"
extern BYTE data;
/*
 *  USB Power Event Callback
 *   Called automatically on USB Power Event
 *    Parameter:       power: On(TRUE)/Off(FALSE)
 */

#if USB_POWER_EVENT
void USB_Power_Event (BOOL  power) {
  power;
}
#endif


/*
 *  USB Reset Event Callback
 *   Called automatically on USB Reset Event
 */

#if USB_RESET_EVENT
void USB_Reset_Event (void) {
  USB_ResetCore();
  AT91C_BASE_PIOA->PIO_SODR = LED3;         /* Turn Off LED3 */
}
#endif
/*
 *  USB Suspend Event Callback
 *   Called automatically on USB Suspend Event
 */

#if USB_SUSPEND_EVENT
void USB_Suspend_Event (void) {
  AT91C_BASE_PIOA->PIO_CODR = LED4;         /* Turn On LED4 */
}
#endif

/*
 *  USB Resume Event Callback
 *   Called automatically on USB Resume Event
 */

#if USB_RESUME_EVENT
void USB_Resume_Event (void) {
  AT91C_BASE_PIOA->PIO_SODR = LED4;         /* Turn Off LED4 */
}
#endif
/*
 *  USB Remote Wakeup Event Callback
 *   Called automatically on USB Remote Wakeup Event
 */

#if USB_WAKEUP_EVENT
void USB_WakeUp_Event (void) {
}
#endif
/*
 *  USB Start of Frame Event Callback
 *   Called automatically on USB Start of Frame Event
 */
#if USB_SOF_EVENT
void USB_SOF_Event (void) {
}
#endif

/*
 *  USB Error Event Callback
 *   Called automatically on USB Error Event
 *    Parameter:       error: Error Code
 */
#if USB_ERROR_EVENT
void USB_Error_Event (DWORD error) {
  error;
}
#endif
/*
 *  USB Set Configuration Event Callback
 *   Called automatically on USB Set Configuration Request
 */
#if USB_CONFIGURE_EVENT
void USB_Configure_Event (void) {
  if (USB_Configuration) {                  /* Check if USB is configured */
    AT91C_BASE_PIOA->PIO_CODR = LED3;       /* Turn On LED3 */
  } else {
    AT91C_BASE_PIOA->PIO_SODR = LED3;       /* Turn Off LED3 */
  }
}
#endif
/*
 *  USB Set Interface Event Callback
 *   Called automatically on USB Set Interface Request
 */

#if USB_INTERFACE_EVENT
void USB_Interface_Event (void) {
}
#endif
/*
 *  USB Set/Clear Feature Event Callback
 *   Called automatically on USB Set/Clear Feature Request
 */

#if USB_FEATURE_EVENT
void USB_Feature_Event (void) {
}
#endif

#define P_EP(n) ((USB_EP_EVENT & (1 << (n))) ? USB_EndPoint##n : NULL)
/* USB Endpoint Events Callback Pointers */
void (* const USB_P_EP[16]) (DWORD event) = {
  P_EP(0),
  P_EP(1),
  P_EP(2),
  P_EP(3),
  P_EP(4),
  P_EP(5),
  P_EP(6),
  P_EP(7),
  P_EP(8),
  P_EP(9),
  P_EP(10),
  P_EP(11),
  P_EP(12),
  P_EP(13),
  P_EP(14),
  P_EP(15),
};

/*
 *  USB Endpoint 1 Event Callback
 *   Called automatically on USB Endpoint 1 Event
 *    Parameter:       event
 */

void USB_EndPoint1 (DWORD event) {
 event;

}
/*
 *  USB Endpoint 2 Event Callback
 *   Called automatically on USB Endpoint 2 Event
 *    Parameter:       event
 */

void USB_EndPoint2 (DWORD event) {
 DWORD HH=event;	
 BYTE RXDATA[4];
 USB_ReadEP (2, RXDATA);
 data=RXDATA[3];

/*	if(RXDATA[3]==49)
	{	
 	    *AT91C_PIOA_CODR=0x00000001;  //PIOA0输出低电平
		for(h=0;h<6000000;h++);
		*AT91C_PIOA_SODR=0x00000001; //PIOA0输出高电平
		USB_WriteEP (1, &RXDATA[3], 1);
	}
	if(RXDATA[3]==50)
	{
		*AT91C_PIOA_CODR=0x00000002;
		for(h=0;h<6000000;h++);
		*AT91C_PIOA_SODR=0x00000002;
		USB_WriteEP (1, &RXDATA[3], 1);
	} */
}

/*
 *  USB Endpoint 3 Event Callback
 *   Called automatically on USB Endpoint 3 Event
 *    Parameter:       event
 */

void USB_EndPoint3 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 4 Event Callback
 *   Called automatically on USB Endpoint 4 Event
 *    Parameter:       event
 */

void USB_EndPoint4 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 5 Event Callback
 *   Called automatically on USB Endpoint 5 Event
 *    Parameter:       event
 */

void USB_EndPoint5 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 6 Event Callback
 *   Called automatically on USB Endpoint 6 Event
 *    Parameter:       event
 */

void USB_EndPoint6 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 7 Event Callback
 *   Called automatically on USB Endpoint 7 Event
 *    Parameter:       event
 */

void USB_EndPoint7 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 8 Event Callback
 *   Called automatically on USB Endpoint 8 Event
 *    Parameter:       event
 */

void USB_EndPoint8 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 9 Event Callback
 *   Called automatically on USB Endpoint 9 Event
 *    Parameter:       event
 */

void USB_EndPoint9 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 10 Event Callback
 *   Called automatically on USB Endpoint 10 Event
 *    Parameter:       event
 */

void USB_EndPoint10 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 11 Event Callback
 *   Called automatically on USB Endpoint 11 Event
 *    Parameter:       event
 */

void USB_EndPoint11 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 12 Event Callback
 *   Called automatically on USB Endpoint 12 Event
 *    Parameter:       event
 */

void USB_EndPoint12 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 13 Event Callback
 *   Called automatically on USB Endpoint 13 Event
 *    Parameter:       event
 */

void USB_EndPoint13 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 14 Event Callback
 *   Called automatically on USB Endpoint 14 Event
 *    Parameter:       event
 */

void USB_EndPoint14 (DWORD event) {
  event;
}


/*
 *  USB Endpoint 15 Event Callback
 *   Called automatically on USB Endpoint 15 Event
 *    Parameter:       event
 */

void USB_EndPoint15 (DWORD event) {
  event;
}