Subversion Repositories usb_nand_reader

const unsigned int USB_VENDOR_ID = 0x1234;

const unsigned int USB_PRODUCT_ID = 0x0001;

const char USB_SELF_POWER = 0x80;            // Self powered 0xC0,  0x80 bus powered

const char USB_MAX_POWER = 50;               // Bus power required in units of 2 mA

const char HID_INPUT_REPORT_BYTES = 64;

const char HID_OUTPUT_REPORT_BYTES = 64;

const char USB_TRANSFER_TYPE = 0x03;         //0x03 Interrupt

//const char USB_TRANSFER_TYPE = 0x02; //0x02 Bulk

//const char USB_TRANSFER_TYPE = 0x01; //0x01 Isochrone

//const char USB_TRANSFER_TYPE = 0x00; //0x00 Controle

const char EP_IN_INTERVAL = 1;

const char EP_OUT_INTERVAL = 1;

const char USB_INTERRUPT = 0;

const char USB_HID_EP = 1;

const char USB_HID_RPT_SIZE = 33;

/* Device Descriptor */

const struct {

    char bLength;               // bLength         - Descriptor size in bytes (12h)

    char bDescriptorType;       // bDescriptorType - The constant DEVICE (01h)

    unsigned int bcdUSB;        // bcdUSB          - USB specification release number (BCD)

    char bDeviceClass;          // bDeviceClass    - Class Code

    char bDeviceSubClass;       // bDeviceSubClass - Subclass code

    char bDeviceProtocol;       // bDeviceProtocol - Protocol code

    char bMaxPacketSize0;       // bMaxPacketSize0 - Maximum packet size for endpoint 0

    unsigned int idVendor;      // idVendor        - Vendor ID

    unsigned int idProduct;     // idProduct       - Product ID

    unsigned int bcdDevice;     // bcdDevice       - Device release number (BCD)

    char iManufacturer;         // iManufacturer   - Index of string descriptor for the manufacturer

    char iProduct;              // iProduct        - Index of string descriptor for the product.

    char iSerialNumber;         // iSerialNumber   - Index of string descriptor for the serial number.

    char bNumConfigurations;    // bNumConfigurations - Number of possible configurations

} device_dsc = {

      0x12,                   // bLength

      0x01,                   // bDescriptorType

      0x0200,                 // bcdUSB

      0x00,                   // bDeviceClass

      0x00,                   // bDeviceSubClass

      0x00,                   // bDeviceProtocol

      8,                      // bMaxPacketSize0

      USB_VENDOR_ID,          // idVendor

      USB_PRODUCT_ID,         // idProduct

      0x0001,                 // bcdDevice

      0x01,                   // iManufacturer

      0x02,                   // iProduct

      0x00,                   // iSerialNumber

      0x01                    // bNumConfigurations

  };

/* Configuration 1 Descriptor */

const char configDescriptor1[]= {

    // Configuration Descriptor

    0x09,                   // bLength             - Descriptor size in bytes

    0x02,                   // bDescriptorType     - The constant CONFIGURATION (02h)

    0x29,0x00,              // wTotalLength        - The number of bytes in the configuration descriptor and all of its subordinate descriptors

    1,                      // bNumInterfaces      - Number of interfaces in the configuration

    1,                      // bConfigurationValue - Identifier for Set Configuration and Get Configuration requests

    0,                      // iConfiguration      - Index of string descriptor for the configuration

    USB_SELF_POWER,         // bmAttributes        - Self/bus power and remote wakeup settings

    USB_MAX_POWER,          // bMaxPower           - Bus power required in units of 2 mA

    // Interface Descriptor

    0x09,                   // bLength - Descriptor size in bytes (09h)

    0x04,                   // bDescriptorType - The constant Interface (04h)

    0,                      // bInterfaceNumber - Number identifying this interface

    0,                      // bAlternateSetting - A number that identifies a descriptor with alternate settings for this bInterfaceNumber.

    2,                      // bNumEndpoint - Number of endpoints supported not counting endpoint zero

    0x03,                   // bInterfaceClass - Class code

    0,                      // bInterfaceSubclass - Subclass code

    0,                      // bInterfaceProtocol - Protocol code

    0,                      // iInterface - Interface string index

    // HID Class-Specific Descriptor

    0x09,                   // bLength - Descriptor size in bytes.

    0x21,                   // bDescriptorType - This descriptor's type: 21h to indicate the HID class.

    0x01,0x01,              // bcdHID - HID specification release number (BCD).

    0x00,                   // bCountryCode - Numeric expression identifying the country for localized hardware (BCD) or 00h.

    1,                      // bNumDescriptors - Number of subordinate report and physical descriptors.

    0x22,                   // bDescriptorType - The type of a class-specific descriptor that follows

    USB_HID_RPT_SIZE,0x00,  // wDescriptorLength - Total length of the descriptor identified above.

    // Endpoint Descriptor

    0x07,                   // bLength - Descriptor size in bytes (07h)

    0x05,                   // bDescriptorType - The constant Endpoint (05h)

    USB_HID_EP | 0x80,      // bEndpointAddress - Endpoint number and direction

    USB_TRANSFER_TYPE,      // bmAttributes - Transfer type and supplementary information    

    0x40,0x00,              // wMaxPacketSize - Maximum packet size supported

    EP_IN_INTERVAL,         // bInterval - Service interval or NAK rate

    // Endpoint Descriptor

    0x07,                   // bLength - Descriptor size in bytes (07h)

    0x05,                   // bDescriptorType - The constant Endpoint (05h)

    USB_HID_EP,             // bEndpointAddress - Endpoint number and direction

    USB_TRANSFER_TYPE,      // bmAttributes - Transfer type and supplementary information

    0x40,0x00,              // wMaxPacketSize - Maximum packet size supported    

    EP_OUT_INTERVAL         // bInterval - Service interval or NAK rate

};

const struct {

  char report[USB_HID_RPT_SIZE];

}hid_rpt_desc =

  {

     {0x06, 0x00, 0xFF,       // Usage Page = 0xFF00 (Vendor Defined Page 1)

      0x09, 0x01,             // Usage (Vendor Usage 1)

      0xA1, 0x01,             // Collection (Application)

  // Input report

      0x19, 0x01,             // Usage Minimum

      0x29, 0x40,             // Usage Maximum

      0x15, 0x00,             // Logical Minimum (data bytes in the report may have minimum value = 0x00)

      0x26, 0xFF, 0x00,       // Logical Maximum (data bytes in the report may have maximum value = 0x00FF = unsigned 255)

      0x75, 0x08,             // Report Size: 8-bit field size

      0x95, HID_INPUT_REPORT_BYTES,// Report Count

      0x81, 0x02,             // Input (Data, Array, Abs)

  // Output report

      0x19, 0x01,             // Usage Minimum

      0x29, 0x40,             // Usage Maximum

      0x75, 0x08,             // Report Size: 8-bit field size

      0x95, HID_OUTPUT_REPORT_BYTES,// Report Count

      0x91, 0x02,             // Output (Data, Array, Abs)

      0xC0}                   // End Collection

  };

//Language code string descriptor

const struct {

  char bLength;

  char bDscType;

  unsigned int string[1];

  } strd1 = {

      4,

      0x03,

      {0x0409}

    };

//Manufacturer string descriptor

const struct{

  char bLength;

  char bDscType;

  unsigned int string[16];

  }strd2={

    34,           //sizeof this descriptor string

    0x03,

    {'M','i','k','r','o','e','l','e','k','t','r','o','n','i','k','a'}

  };

//Product string descriptor

const struct{

  char bLength;

  char bDscType;

  unsigned int string[23];

}strd3={

    32,          //sizeof this descriptor string

    0x03,

    {'U','S','B',' ','H','I','D',' ','L','i','b','r','a','r','y'}

 };

//Array of configuration descriptors

const char* USB_config_dsc_ptr[1];

//Array of string descriptors

const char* USB_string_dsc_ptr[3];

void USB_Init_Desc(){

  USB_config_dsc_ptr[0] = &configDescriptor1;

  USB_string_dsc_ptr[0] = (const char*)&strd1;

  USB_string_dsc_ptr[1] = (const char*)&strd2;

  USB_string_dsc_ptr[2] = (const char*)&strd3;

}