usbdesc.c

基于LPC2148（ARM7）实现USB键盘

/*----------------------------------------------------------------------------
 *      U S B  -  K e r n e l
 *----------------------------------------------------------------------------
 *      Name:    USBDESC.C
 *      Purpose: USB Descriptors
 *      Version: V1.10
 *----------------------------------------------------------------------------
 *      This software is supplied "AS IS" without any warranties, express,
 *      implied or statutory, including but not limited to the implied
 *      warranties of fitness for purpose, satisfactory quality and
 *      noninfringement. Keil extends you a royalty-free right to reproduce
 *      and distribute executable files created using this software for use
 *      on Philips LPC microcontroller devices only. Nothing else gives you
 *      the right to use this software.
 *
 *      Copyright (c) 2005-2006 Keil Software.
 *---------------------------------------------------------------------------*/

#include "type.h"

#include "usb.h"
#include "hid.h"
#include "usbcfg.h"
#include "usbdesc.h"


/* HID Report Descriptor */
const BYTE HID_ReportDescriptor[] = 
{
  0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
    0x09, 0x06,                    // USAGE (Keyboard)
    0xa1, 0x01,                    // COLLECTION (Application)
    0x05, 0x07,                    //   USAGE_PAGE (Keyboard)
    0x19, 0xe0,                    //   USAGE_MINIMUM (Keyboard LeftControl)
    0x29, 0xe7,                    //   USAGE_MAXIMUM (Keyboard Right GUI)
    0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
    0x25, 0x01,                    //   LOGICAL_MAXIMUM (1)
    0x75, 0x01,                    //   REPORT_SIZE (1)
    0x95, 0x08,                    //   REPORT_COUNT (8)
    0x81, 0x02,                    //   INPUT (Data,Var,Abs)
    0x95, 0x01,                    //   REPORT_COUNT (1)
    0x75, 0x08,                    //   REPORT_SIZE (8)
    0x81, 0x03,                    //   INPUT (Cnst,Var,Abs)
    0x95, 0x05,                    //   REPORT_COUNT (5)
    0x75, 0x01,                    //   REPORT_SIZE (1)
    0x05, 0x08,                    //   USAGE_PAGE (LEDs)
    0x19, 0x01,                    //   USAGE_MINIMUM (Num Lock)
    0x29, 0x05,                    //   USAGE_MAXIMUM (Kana)
    0x91, 0x02,                    //   OUTPUT (Data,Var,Abs)
    0x95, 0x01,                    //   REPORT_COUNT (1)
    0x75, 0x03,                    //   REPORT_SIZE (3)
    0x91, 0x03,                    //   OUTPUT (Cnst,Var,Abs)
    0x95, 0x06,                    //   REPORT_COUNT (6)
    0x75, 0x08,                    //   REPORT_SIZE (8)
    0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
    0x25, 0x99,                    //   LOGICAL_MAXIMUM (255)
    0x05, 0x07,                    //   USAGE_PAGE (Keyboard)
    0x19, 0x00,                    //   USAGE_MINIMUM (Reserved (no event indicated))
    0x29, 0x99,                    //   USAGE_MAXIMUM (Keyboard Application)
    0x81, 0x00,                    //   INPUT (Data,Ary,Abs)
	0x75, 0x01,
	0x95, 0x08,
	0x09, 0x80,
	0x09, 0x81,
	0x09, 0x82,
	0x09, 0x83,
	
	0x81, 0x00, 
	0xc0                           // END_COLLECTION
};

const WORD HID_ReportDescSize = sizeof(HID_ReportDescriptor);


/* USB Standard Device Descriptor */
const BYTE USB_DeviceDescriptor[] = {
  USB_DEVICE_DESC_SIZE,              /* bLength */
  USB_DEVICE_DESCRIPTOR_TYPE,        /* bDescriptorType */
  WBVAL(0x0110), /* 1.10 */          /* bcdUSB */
  0x00,                              /* bDeviceClass */
  0x00,                              /* bDeviceSubClass */
  0x00,                              /* bDeviceProtocol */
  USB_MAX_PACKET0,                   /* bMaxPacketSize0 */
  WBVAL(0xC251),                     /* idVendor */
  WBVAL(0x1301),                     /* idProduct */
  WBVAL(0x0100), /* 1.00 */          /* bcdDevice */
  0x04,                              /* iManufacturer */
  0x20,                              /* iProduct */
  0x42,                              /* iSerialNumber */
  0x01                               /* bNumConfigurations */
};

/* USB Configuration Descriptor */
/*   All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
const BYTE USB_ConfigDescriptor[] = 
{
/* Configuration 1 */
  USB_CONFIGUARTION_DESC_SIZE,       /* bLength */
  USB_CONFIGURATION_DESCRIPTOR_TYPE, /* bDescriptorType */
  WBVAL(                             /* wTotalLength */
    USB_CONFIGUARTION_DESC_SIZE +	 //高低位的转换 
    USB_INTERFACE_DESC_SIZE     +
    HID_DESC_SIZE               +
    USB_ENDPOINT_DESC_SIZE
  ),
  0x01,                              /* bNumInterfaces */
  0x01,                              /* bConfigurationValue */
  0x00,                              /* iConfiguration */
  USB_CONFIG_BUS_POWERED /*|*/       /* bmAttributes */
/*USB_CONFIG_REMOTE_WAKEUP*/,
  0xC8 ,             /* bMaxPower */
/* Interface 0, Alternate Setting 0, HID Class */
  USB_INTERFACE_DESC_SIZE,           /* bLength */
  USB_INTERFACE_DESCRIPTOR_TYPE,     /* bDescriptorType */
  0x00,                              /* bInterfaceNumber */
  0x00,                              /* bAlternateSetting */
  0x01,                              /* bNumEndpoints */
  USB_DEVICE_CLASS_HUMAN_INTERFACE,  /* bInterfaceClass */
  0x01,                 /* bInterfaceSubClass */
  0x01,                 /* bInterfaceProtocol */
  0x5C,                              /* iInterface */
/* HID Class Descriptor */
/* HID_DESC_OFFSET = 0x0012 */
  HID_DESC_SIZE,                     /* bLength */
  HID_HID_DESCRIPTOR_TYPE,           /* bDescriptorType */
  WBVAL(0x0100), /* 1.00 */          /* bcdHID */
  0x21,                              /* bCountryCode */
  0x01,                              /* bNumDescriptors */
  HID_REPORT_DESCRIPTOR_TYPE,        /* bDescriptorType */
  WBVAL(HID_REPORT_DESC_SIZE),       /* wDescriptorLength */
/* Endpoint, HID Interrupt In */
  USB_ENDPOINT_DESC_SIZE,            /* bLength */
  USB_ENDPOINT_DESCRIPTOR_TYPE,      /* bDescriptorType */
  USB_ENDPOINT_IN(1),                /* bEndpointAddress */
  USB_ENDPOINT_TYPE_INTERRUPT,       /* bmAttributes */
  WBVAL(0x0040),                     /* wMaxPacketSize */
  0x32,          /* 10ms */          /* bInterval */
/* Terminator */
  0                                  /* bLength */
};

/* USB String Descriptor (optional) */
const BYTE USB_StringDescriptor[] = 
{
/* Index 0x00: LANGID Codes */
  0x04,                              /* bLength */
  USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
  WBVAL(0x0409), /* US English */    /* wLANGID */
/* Index 0x04: Manufacturer */
  0x1C,                              /* bLength */
  USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
  'K',0,
  'e',0,
  'i',0,
  'l',0,
  ' ',0,
  'S',0,
  'o',0,
  'f',0,
  't',0,
  'w',0,
  'a',0,
  'r',0,
  'e',0,
/* Index 0x20: Product */
  0x0f,                              /* bLength */
  USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
  0x7e,0x98,
  0xd7,0x5f,
  0x4f,0x65,
  0x84,0x76,
  0x2e,0x95,
  0xd8,0x76,
  0x20,0,
/* Index 0x42: Serial Number */
  0x1A,                              /* bLength */
  USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
  'D',0,
  'E',0,
  'M',0,
  'O',0,
  '0',0,
  '0',0,
  '0',0,
  '0',0,
  '0',0,
  '0',0,
  '0',0,
  '0',0,
/* Index 0x5C: Interface 0, Alternate Setting 0 */
  0x08,                              /* bLength */
  USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
  'H',0,
  'I',0,
  'D',0,
};