usb_desc.c

STM32下做的usb转RS232程序

/******************** (C) COPYRIGHT 2007 STMicroelectronics ********************
* File Name          : usb_desc.c
* Author             : MCD Application Team
* Version            : V1.0
* Date               : 10/08/2007
* Description        : Descriptors for Virtual Com Port Demo
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include "usb_lib.h"
#include "usb_desc.h"
/* USB Standard Device Descriptor */
const u8 Virtual_Com_Port_DeviceDescriptor[] =
  {
    0x12,   /* bLength */
    USB_DEVICE_DESCRIPTOR_TYPE,     /* bDescriptorType */
    0x00,
    0x02,   /* bcdUSB = 2.00 */
    0x02,   /* bDeviceClass: CDC */
    0x00,   /* bDeviceSubClass */
    0x00,   /* bDeviceProtocol */
    0x40,   /* bMaxPacketSize0 */
    0x83,
    0x04,   /* idVendor = 0x0483 */
    0x40,
    0x57,   /* idProduct = 0x7540 */
    0x00,
    0x01,   /* bcdDevice = 1.00 */
    1,              /* Index of string descriptor describing manufacturer */
    2,              /* Index of string descriptor describing product */
    3,              /* Index of string descriptor describing the device's serial number */
    0x01    /* bNumConfigurations */
  };

const u8 Virtual_Com_Port_ConfigDescriptor[] =
  {
    /*Configuation Descriptor*/
    0x09,   /* bLength: Configuation Descriptor size */
    USB_CONFIGURATION_DESCRIPTOR_TYPE,      /* bDescriptorType: Configuration */
    VIRTUAL_COM_PORT_SIZ_CONFIG_DESC,       /* wTotalLength:no of returned bytes */
    0x00,
    0x02,   /* bNumInterfaces: 2 interface */
    0x01,   /* bConfigurationValue: Configuration value */
    0x00,   /* iConfiguration: Index of string descriptor describing the configuration */
    0xC0,   /* bmAttributes: self powered */
    0x00,   /* MaxPower 0 mA */
    /*Interface Descriptor*/
    0x09,   /* bLength: Interface Descriptor size */
    USB_INTERFACE_DESCRIPTOR_TYPE,  /* bDescriptorType: Interface */
    /* Interface descriptor type */
    0x00,   /* bInterfaceNumber: Number of Interface */
    0x00,   /* bAlternateSetting: Alternate setting */
    0x01,   /* bNumEndpoints: One endpoints used */
    0x02,   /* bInterfaceClass: Communication Interface Class */
    0x02,   /* bInterfaceSubClass: Abstract Control Model */
    0x01,   /* bInterfaceProtocol: Common AT commands */
    0x00,   /* iInterface: */
    /*Header Functional Descriptor*/
    0x05,   /* bLength: Endpoint Descriptor size */
    0x24,   /* bDescriptorType: CS_INTERFACE */
    0x00,   /* bDescriptorSubtype: Header Func Desc */
    0x10,   /* bcdCDC: spec release number */
    0x01,
    /*Call Managment Functional Descriptor*/
    0x05,   /* bFunctionLength */
    0x24,   /* bDescriptorType: CS_INTERFACE */
    0x01,   /* bDescriptorSubtype: Call Management Func Desc */
    0x00,   /* bmCapabilities: D0+D1 */
    0x01,   /* bDataInterface: 1 */
    /*ACM Functional Descriptor*/
    0x04,   /* bFunctionLength */
    0x24,   /* bDescriptorType: CS_INTERFACE */
    0x02,   /* bDescriptorSubtype: Abstract Control Management desc */
    0x02,   /* bmCapabilities */
    /*Union Functional Descriptor*/
    0x05,   /* bFunctionLength */
    0x24,   /* bDescriptorType: CS_INTERFACE */
    0x06,   /* bDescriptorSubtype: Union func desc */
    0x00,   /* bMasterInterface: Communication class interface */
    0x01,   /* bSlaveInterface0: Data Class Interface */
    /*Endpoint 2 Descriptor*/
    0x07,   /* bLength: Endpoint Descriptor size */
    USB_ENDPOINT_DESCRIPTOR_TYPE,   /* bDescriptorType: Endpoint */
    0x82,   /* bEndpointAddress: (IN2) */
    0x03,   /* bmAttributes: Interrupt */
    VIRTUAL_COM_PORT_INT_SIZE,      /* wMaxPacketSize: */
    0x00,
    0xFF,   /* bInterval: */
    /*Data class interface descriptor*/
    0x09,   /* bLength: Endpoint Descriptor size */
    USB_INTERFACE_DESCRIPTOR_TYPE,  /* bDescriptorType: */
    0x01,   /* bInterfaceNumber: Number of Interface */
    0x00,   /* bAlternateSetting: Alternate setting */
    0x02,   /* bNumEndpoints: Two endpoints used */
    0x0A,   /* bInterfaceClass: CDC */
    0x00,   /* bInterfaceSubClass: */
    0x00,   /* bInterfaceProtocol: */
    0x00,   /* iInterface: */
    /*Endpoint 3 Descriptor*/
    0x07,   /* bLength: Endpoint Descriptor size */
    USB_ENDPOINT_DESCRIPTOR_TYPE,   /* bDescriptorType: Endpoint */
    0x03,   /* bEndpointAddress: (OUT3) */
    0x02,   /* bmAttributes: Bulk */
    VIRTUAL_COM_PORT_DATA_SIZE,             /* wMaxPacketSize: */
    0x00,
    0x00,   /* bInterval: ignore for Bulk transfer */
    /*Endpoint 1 Descriptor*/
    0x07,   /* bLength: Endpoint Descriptor size */
    USB_ENDPOINT_DESCRIPTOR_TYPE,   /* bDescriptorType: Endpoint */
    0x81,   /* bEndpointAddress: (IN1) */
    0x02,   /* bmAttributes: Bulk */
    VIRTUAL_COM_PORT_DATA_SIZE,             /* wMaxPacketSize: */
    0x00,
    0x00    /* bInterval */
  };

/* USB String Descriptors */
const u8 Virtual_Com_Port_StringLangID[VIRTUAL_COM_PORT_SIZ_STRING_LANGID] =
  {
    VIRTUAL_COM_PORT_SIZ_STRING_LANGID,
    USB_STRING_DESCRIPTOR_TYPE,
    0x09,
    0x04 /* LangID = 0x0409: U.S. English */
  };

const u8 Virtual_Com_Port_StringVendor[VIRTUAL_COM_PORT_SIZ_STRING_VENDOR] =
  {
    VIRTUAL_COM_PORT_SIZ_STRING_VENDOR,     /* Size of Vendor string */
    USB_STRING_DESCRIPTOR_TYPE,             /* bDescriptorType*/
    /* Manufacturer: "STMicroelectronics" */
    'S', 0, 'T', 0, 'M', 0, 'i', 0, 'c', 0, 'r', 0, 'o', 0, 'e', 0,
    'l', 0, 'e', 0, 'c', 0, 't', 0, 'r', 0, 'o', 0, 'n', 0, 'i', 0,
    'c', 0, 's', 0
  };

const u8 Virtual_Com_Port_StringProduct[VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT] =
  {
    VIRTUAL_COM_PORT_SIZ_STRING_PRODUCT,          /* bLength */
    USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
    /* Product name: "STM32 Virtual COM Port" */
    'S', 0, 'T', 0, 'M', 0, '3', 0, '2', 0, ' ', 0, 'V', 0, 'i', 0,
    'r', 0, 't', 0, 'u', 0, 'a', 0, 'l', 0, ' ', 0, 'C', 0, 'O', 0,
    'M', 0, ' ', 0, 'P', 0, 'o', 0, 'r', 0, 't', 0, ' ', 0, ' ', 0
  };

const u8 Virtual_Com_Port_StringSerial[VIRTUAL_COM_PORT_SIZ_STRING_SERIAL] =
  {
    VIRTUAL_COM_PORT_SIZ_STRING_SERIAL,           /* bLength */
    USB_STRING_DESCRIPTOR_TYPE,        /* bDescriptorType */
    'D', 0, 'e', 0, 'm', 0, 'o', 0, ' ', 0, '1', 0, '.', 0, '0', 0,
    '0', 0, '0', 0
  }
  ;/******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/