chap_9.h

SmartARM2400系列开发板全套资料

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			Chap_9.h
** Last modified Date:	2005-8-6
** Last Version:		V1.0
** Descriptions:		chap_9.c头文件, 实现USB1.1协议
**						The header file of chap_9.c, realize USB1.1 protocol
**------------------------------------------------------------------------------------------------------
** Created by:			郑明远 		MingYuan Zheng
** Created date:		2005-8-6
** Version:				V1.0
** Descriptions:		初始版本	The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:			
** Modified date:
** Version:				
** Descriptions:
**
**------------------------------------------------------------------------------------------------------
** Modified by: 
** Modified date:
** Version:	
** Descriptions: 
**
********************************************************************************************************/
#ifndef __CHAP_9_H__
#define __CHAP_9_H__

#include "usbdevconfig.h"

#define MSB(x)                                      (((x) >> 8) & 0xFF)

#define MAX_ENDPOINTS      						    (INT8U)0x3


#define USB_GETSTATUS_SELF_POWERED                  0x01                /*  the value of Get Status     */
#define USB_GETSTATUS_REMOTE_WAKEUP_ENABLED         0x02                /*  ...command                  */

#define USB_IDLE                                    0                   /*  USB Status value            */
#define USB_TRANSMIT                                1
#define USB_RECEIVE                                 2

#if 1

#if 1
/*********************************************************************************************************
  USB  device descriptor structure 
*********************************************************************************************************/
#ifndef __USB_DEVICE_DESCRIPTOR_TYPE_
#define __USB_DEVICE_DESCRIPTOR_TYPE_
typedef struct __tagUSB_DEVICE_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U bcdUSB0;
    USB_INT8U bcdUSB1;
    USB_INT8U bDeviceClass;
    USB_INT8U bDeviceSubClass;
    USB_INT8U bDeviceProtocol;
    USB_INT8U bMaxPacketSize0;
    USB_INT8U idVendor0;
    USB_INT8U idVendor1;
    USB_INT8U idProduct0;
    USB_INT8U idProduct1;
    USB_INT8U bcdDevice0;
    USB_INT8U bcdDevice1;
    USB_INT8U iManufacturer;
    USB_INT8U iProduct;
    USB_INT8U iSerialNumber;
    USB_INT8U bNumConfigurations;
} USB_DEVICE_DESCRIPTOR, *PUSB_DEVICE_DESCRIPTOR;
#endif

#endif
/*********************************************************************************************************
  USB  configuration descriptor structure 
*********************************************************************************************************/
#ifndef __USB_CONFIGURATION_DESCRIPTOR_TYPE_
#define __USB_CONFIGURATION_DESCRIPTOR_TYPE_
typedef struct __tagUSB_CONFIGURATION_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U wTotalLength0;
    USB_INT8U wTotalLength1;
    USB_INT8U bNumInterfaces;
    USB_INT8U bConfigurationValue;
    USB_INT8U iConfiguration;
    USB_INT8U bmAttributes;
    USB_INT8U MaxPower;
} USB_CONFIGURATION_DESCRIPTOR, *PUSB_CONFIGURATION_DESCRIPTOR;
#endif

/*********************************************************************************************************
  USB  interface descriptor structure 
*********************************************************************************************************/
#ifndef __USB_INTERFACE_DESCRIPTOR_TYPE_
#define __USB_INTERFACE_DESCRIPTOR_TYPE_
typedef struct __tagUSB_INTERFACE_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U bInterfaceNumber;
    USB_INT8U bAlternateSetting;
    USB_INT8U bNumEndpoints;
    USB_INT8U bInterfaceClass;
    USB_INT8U bInterfaceSubClass;
    USB_INT8U bInterfaceProtocol;
    USB_INT8U iInterface;
} USB_INTERFACE_DESCRIPTOR, *PUSB_INTERFACE_DESCRIPTOR;
#endif

/*********************************************************************************************************
  USB  endpoint descriptor structure  
*********************************************************************************************************/
#ifndef __USB_ENDPOINT_DESCRIPTOR_TYPE_
#define __USB_ENDPOINT_DESCRIPTOR_TYPE_
typedef struct __tagUSB_ENDPOINT_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U bEndpointAddress;
    USB_INT8U bmAttributes;
    USB_INT8U wMaxPacketSize0;
    USB_INT8U wMaxPacketSize1;
    USB_INT8U bInterval;
} USB_ENDPOINT_DESCRIPTOR, *PUSB_ENDPOINT_DESCRIPTOR;
#endif

/*********************************************************************************************************
  USB string descriptor structure 
*********************************************************************************************************/
#ifndef __USB_STRING_DESCRIPTOR_TYPE_
#define __USB_STRING_DESCRIPTOR_TYPE_
typedef struct __tagUSB_STRING_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U bString[1];
} USB_STRING_DESCRIPTOR, *PUSB_STRING_DESCRIPTOR;
#endif

/*********************************************************************************************************
  USB OTG descriptor structure 
*********************************************************************************************************/
#if 1
#ifndef __USB_OTG_DESCRIPTOR_TYPE_
#define __USB_OTG_DESCRIPTOR_TYPE_
typedef struct __tagUSB_OTG_DESCRIPTOR {
    USB_INT8U bLength;
    USB_INT8U bDescriptorType;
    USB_INT8U bmAttributes;
} USB_OTG_DESCRIPTOR, *PUSB_OTG_DESCRIPTOR;
#endif
#endif

#endif

/*
*********************************************************************************************
*             LPC23xx USB various descriptor members value    
*/
/***********  LPC23xx USB various descriptor structure collect *********************/
typedef struct _USB_DESCRIPTOR {
	USB_CONFIGURATION_DESCRIPTOR ConfigDescr;		//configuration descriptor 
	USB_INTERFACE_DESCRIPTOR InterfaceDescr;		//interface descriptor
	USB_ENDPOINT_DESCRIPTOR EP1_TXDescr;			//logic endpoint 1 IN  descriptor
	USB_ENDPOINT_DESCRIPTOR EP1_RXDescr;			//logic endpoint 1 OUT descriptor
	USB_ENDPOINT_DESCRIPTOR EP2_TXDescr;			//logic endpoint 2 IN  descriptor
	USB_ENDPOINT_DESCRIPTOR EP2_RXDescr;			//logic endpoint 2 OUT descriptor

} USB_DESCRIPTOR, *PUSB_DESCRIPTOR;

/*****  In LPC23xx USB descriptor, the physical endpoint number except for logic enpoint 0 ******/
#define NUM_ENDPOINTS	   4

/*****  LPC23xx USB descriptor collect length ******/
#define CONFIG_DESCRIPTOR_LENGTH    sizeof(USB_CONFIGURATION_DESCRIPTOR) \
									+ sizeof(USB_INTERFACE_DESCRIPTOR) \
									+ (NUM_ENDPOINTS * sizeof(USB_ENDPOINT_DESCRIPTOR))

//(1) logic endpoint 0 MaxPacketSize
#define EP0_TX_FIFO_SIZE   64
#define EP0_RX_FIFO_SIZE   64
#define EP0_PACKET_SIZE    64

//(2) logic endpoint 1 MaxPacketSize
#define EP1_TX_FIFO_SIZE   16
#define EP1_RX_FIFO_SIZE   16
#define EP1_PACKET_SIZE    16

//(3) logic endpoint 2 MaxPacketSize
#define EP2_TX_FIFO_SIZE   64
#define EP2_RX_FIFO_SIZE   64
#define EP2_PACKET_SIZE    64

#include "..\COMMON\Descriptor.h"
extern const USB_DEVICE_DESCRIPTOR DeviceDescr;
extern const USB_DESCRIPTOR usb_descr;

   //*************************************************************************
   // Chap_9.c  used structure
   //*************************************************************************

typedef struct _device_request
{
	INT8U bmRequestType;
	INT8U bRequest;
	INT16U wValue;
	INT16U wIndex;
	INT16U wLength;
} DEVICE_REQUEST;


/*********** control transfer structure ************/
#define MAX_CONTROLDATA_SIZE	64

typedef struct _control_xfer
{
	DEVICE_REQUEST DeviceRequest;
	INT16U wLength;
	INT16U wCount;
	INT8U *pData;
	INT8U  dataBuffer[MAX_CONTROLDATA_SIZE];
} CONTROL_XFER;


   //*************************************************************************
   // USB standard device request service program
   //*************************************************************************

void get_status(void);
void clear_feature(void);
void set_feature(void);
void set_address(void);
void get_descriptor(void);
void get_configuration(void);
void set_configuration(void);
void get_interface(void);
void set_interface(void);
void reserved(void);
void stall_ep0(void);
void ep0_txdone(void);
void ep0_rxdone(void);

void init_unconfig(void);
void init_config(void);
void single_transmit(INT8U * pData, INT8U len);
void code_transmit(INT8U * pRomData, INT16U len);
void control_handler(void);

#endif