src/slave_Silabs_C8051F342/USB_Descriptor.c

//-----------------------------------------------------------------------------
// USB_Descriptor.c
//-----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
// Includes
//-----------------------------------------------------------------------------

#include "USB_Type.h"
#include "USB_Configuration.h"
#include "USB_Descriptor.h"

//-----------------------------------------------------------------------------
// Macro for two byte field
//-----------------------------------------------------------------------------

#if defined BIG_ENDIAN
#define LE(x)   ((((x)&0x00FF)<<8)|(((x)&0xFF00)>>8))   // convert to little endian
#else
#define LE(x)   (x)                                                                             // no conversion
#endif

//-----------------------------------------------------------------------------
// Descriptor Declarations
//-----------------------------------------------------------------------------

//
// Device descriptor
//
Tdevice_descriptor code DeviceDesc =
{
        sizeof(Tdevice_descriptor),                             // bLength
        DSC_TYPE_DEVICE,                                                // bDescriptorType
        LE( VER_USB ),                                                  // bcdUSB
        0x02,                                                                   // bDeviceClass (Communication Class)
        0x00,                                                                   // bDeviceSubClass
        0x00,                                                                   // bDeviceProtocol
        EP0_PACKET_SIZE,                                                // bMaxPacketSize0
        LE( VID ),                                                              // idVendor
        LE( PID ),                                                              // idProduct
        LE( DEV_REV ),                                                  // bcdDevice
        0x01,                                                                   // iManufacturer
        0x02,                                                                   // iProduct
        0x03,                                                                   // iSerialNumber
        0x01,                                                                   // bNumConfigurations
}; //end of DeviceDesc

//
// Configuration descriptor
//
Tconfiguration_desc_set code ConfigDescSet =
{
  {                                                                             // Configuration descriptor
        sizeof(Tconfiguration_descriptor),              // bLength
        DSC_TYPE_CONFIG,                                                // bDescriptorType
        LE( sizeof(Tconfiguration_desc_set) ),  // bTotalLength
        DSC_NUM_INTERFACE,                                              // bNumInterfaces
        0x01,                                                                   // bConfigurationValue
        0x00,                                                                   // iConfiguration
          DSC_CNFG_ATR_BASE                                             // bmAttributes
        | DSC_CNFG_ATR_BUS_POWERED,
        DSC_CNFG_MAXPOWER( 100 ),                               // bMaxPower (mA)
                                                                                        // <= 100mA: Low power
                                                                                        // <= 500mA: High power
  },

  {                                                                             // Interface 0 - CDC Communication Class
        sizeof(Tinterface_descriptor),                  // bLength
        DSC_TYPE_INTERFACE,                                             // bDescriptorType
        DSC_INTERFACE_CDC_comm,                                 // bInterfaceNumber
        0x00,                                                                   // bAlternateSetting
        0x01,                                                                   // bNumEndpoints
        0x02,                                                                   // bInterfaceClass (Communication Class)
        0x02,                                                                   // bInterfaceSubClass (Abstract Control Model)
        0x01,                                                                   // bInterfaceProcotol (V.25ter, Common AT commands)
        0x00,                                                                   // iInterface
  },
  {                                                                             // Header Functional Descriptor
        sizeof(Theader_func_descriptor),                // bLength
        DSC_TYPE_CS_INTERFACE,                                  // bDescriptorType (CS_INTERFACE)
        DSC_SUBTYPE_CS_CDC_HEADER_FUNC,                 // bDescriptorSubtype (Header Functional)
        LE(0x0110),                                                             // bcdCDC (CDC spec release number, 1.1)
  },
  {                                                                             // Call Management Functional Descriptor
        sizeof(Tcall_man_func_descriptor),              // bLength
        DSC_TYPE_CS_INTERFACE,                                  // bDescriptorType (CS_INTERFACE)
        DSC_SUBTYPE_CS_CDC_CALL_MAN,                    // bDescriptorSubtype (Call Management)
        0x01,                                                                   // bmCapabilities (only over Communication Class IF / handles itself)
        DSC_INTERFACE_CDC_data,                                 // bDataInterface (Interface number of Data Class interface)
  },
  {                                                                             // Abstract Control Management Functional Descriptor
        sizeof(Tabst_control_mana_descriptor),  // bLength
        DSC_TYPE_CS_INTERFACE,                                  // bDescriptorType (CS_INTERFACE)
        DSC_SUBTYPE_CS_CDC_ABST_CNTRL,                  // bDescriptorSubtype (Abstract Control Management)
        0x06,                                                                   // bmCapabilities (Supports Send_Break, Set_Line_Coding, Set_Control_Line_State,
                                                                                        //                                      Get_Line_Coding, and the notification Serial_State)
  },
  {                                                                             // Union Functional Descriptor
        sizeof(Tunion_func_descriptor),                 // bLength
        DSC_TYPE_CS_INTERFACE,                                  // bDescriptorType (CS_INTERFACE)
        DSC_SUBTYPE_CS_CDC_UNION_FUNC,                  // bDescriptorSubtype (Union Functional)
        DSC_INTERFACE_CDC_comm,                                 // bMasterInterface (Interface number master interface in the union)
        DSC_INTERFACE_CDC_data,                                 // bSlaveInterface0 (Interface number slave interface in the union)
  },
  {                                                                             // Endpoint1
        sizeof(Tendpoint_descriptor),                   // bLength
        DSC_TYPE_ENDPOINT,                                              // bDescriptorType
        EP1_IN,                                                                 // bEndpointAddress
        DSC_EP_INTERRUPT,                                               // bmAttributes
        LE( EP1_IN_PACKET_SIZE ),                               // MaxPacketSize
        1                                                                               // bInterval
  },

  {                                                                             // Interface 1 - CDC Data Interface Class
        sizeof(Tinterface_descriptor),                  // bLength
        DSC_TYPE_INTERFACE,                                     // bDescriptorType
        DSC_INTERFACE_CDC_data,                                 // bInterfaceNumber
        0x00,                                                                   // bAlternateSetting
        0x02,                                                                   // bNumEndpoints
        0x0A,                                                                   // bInterfaceClass (Data Interface Class)
        0x00,                                                                   // bInterfaceSubClass
        0x00,                                                                   // bInterfaceProcotol (No class specific protocol required)
        0x00                                                                    // iInterface
  },
  {                                                                             // Endpoint IN 2 descriptor
        sizeof(Tendpoint_descriptor),                   // bLength
        DSC_TYPE_ENDPOINT,                                              // bDescriptorType
        EP2_IN,                                                                 // bEndpointAddress
        DSC_EP_BULK,                                                    // bmAttributes
        LE( EP2_IN_PACKET_SIZE ),                               // MaxPacketSize
        0                                                                               // bInterval
  },
  {                                                                             // Endpoint OUT 2 descriptor
        sizeof(Tendpoint_descriptor),                   // bLength
        DSC_TYPE_ENDPOINT,                                              // bDescriptorType
        EP2_OUT,                                                                // bEndpointAddress
        DSC_EP_BULK,                                                    // bmAttributes
        LE( EP2_OUT_PACKET_SIZE ),                              // MaxPacketSize
        0                                                                               // bInterval
  },

}; //end of Configuration

//
// String descriptors
//

#define STR0LEN 4

static BYTE code String0Desc[STR0LEN] =
{
        STR0LEN, DSC_TYPE_STRING, 0x09, 0x04
}; //end of String0Desc

#define STR1LEN sizeof("SILICON LABORATORIES INC.")*2

static BYTE code String1Desc[STR1LEN] =
{
        STR1LEN, DSC_TYPE_STRING,
        'S', 0,
        'I', 0,
        'L', 0,
        'I', 0,
        'C', 0,
        'O', 0,
        'N', 0,
        ' ', 0,
        'L', 0,
        'A', 0,
        'B', 0,
        'O', 0,
        'R', 0,
        'A', 0,
        'T', 0,
        'O', 0,
        'R', 0,
        'I', 0,
        'E', 0,
        'S', 0,
        ' ', 0,
        'I', 0,
        'N', 0,
        'C', 0,
        '.', 0
}; //end of String1Desc

#define STR2LEN sizeof("C8051F320 Development Board")*2

static BYTE code String2Desc[STR2LEN] =
{
        STR2LEN, DSC_TYPE_STRING,
        'C', 0,
        '8', 0,
        '0', 0,
        '5', 0,
        '1', 0,
        'F', 0,
        '3', 0,
        '2', 0,
        '0', 0,
        ' ', 0,
        'D', 0,
        'e', 0,
        'v', 0,
        'e', 0,
        'l', 0,
        'o', 0,
        'p', 0,
        'm', 0,
        'e', 0,
        'n', 0,
        't', 0,
        ' ', 0,
        'B', 0,
        'o', 0,
        'a', 0,
        'r', 0,
        'd', 0
}; //end of String2Desc

// serial number string

#define STR3LEN sizeof("0001")*2

static BYTE code String3Desc[STR3LEN] =
{
        STR3LEN, DSC_TYPE_STRING,
        '0', 0,
        '0', 0,
        '0', 0,
        '1', 0
}; //end of String3Desc

BYTE code * code StringDescTable[] =
{
        String0Desc,
        String1Desc,
        String2Desc,
        String3Desc
};

BYTE code StringDescNum = sizeof( StringDescTable ) / sizeof( StringDescTable[0] );

//-----------------------------------------------------------------------------
// End Of File
//-----------------------------------------------------------------------------

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