usb_descriptor.s51

reference about wireless design which is helpful to everyone

/*******************************************************************************************************
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 *      ***        ***                                                                                 *
 *      ***   +++   ***                                                                                *
 *      ***   + +   ***                                                                                *
 *      ***   +                                 CHIPCON SMARTRF04EB BOOTLOADER                         *
 *      ***   + +   ***                                USB Descriptors                                 *
 *      ***   +++   ***                                                                                *
 *      ***        ***                                                                                 *
 *       ************                                                                                  *
 *        **********                                                                                   *
 *                                                                                                     *
 *******************************************************************************************************
 * Copyright Chipcon AS, 2005                                                                          *
 *******************************************************************************************************
 * The default USB descriptor defines a minimum configuration, with no endpoints apart from EP0. The   *
 * application can define 3 IN and OUT endpoints, and override the configuration and interface         *
 * descriptor (only one of each). The device and string descriptors are locked.                        *
 *******************************************************************************************************
 * Compiler: Keil C51                                                                                  *
 * Target platform: SmartRF04EB (Silabs C8051F320)                                                     *
 *******************************************************************************************************
 * Revision history is located at the bottom of the file                                               *
 *******************************************************************************************************/
#define ASM_FILE
#include "usb_descriptor.h"

                MODULE  usb_descriptor

                RSEG    RCODE

                PUBLIC pUsbDescStart;
                PUBLIC pUsbDescEnd;
                PUBLIC pUsbDescLut;
                PUBLIC pUsbDescLutEnd;
                PUBLIC pUsbDblbufLut;

;;-------------------------------------------------------------------------------------------------------
;; USB descriptors. Make sure that USB_SETUP_MAX_NUMBER_OF_INTERFACES defines the maximum number of
;; interface for a configuration descriptor.
pUsbDescStart:
deviceDesc:     ; Device descriptor
                DB deviceDescEnd - deviceDesc
                DB DESC_TYPE_DEVICE     ; bDescriptorType
                DB 10H, 01H             ; bcdUSB
                DB 00H                  ; bDeviceClass
                DB 00H                  ; bDeviceSubClass
                DB 00H                  ; bDeviceProtocol
                DB EP0_PACKET_SIZE
                DB 0A0H, 11H            ; idVendor
                DB 20H, 20H             ; idProduct
                DB 88H, 88H             ; bcdDevice
                DB 01H                  ; iManufacturer
                DB 02H                  ; iProduct
                DB 03H                  ; iSerialNumber
                DB 01H                  ; bNumConfigurations
deviceDescEnd:

config1LengthStart:
configDesc:     ; Configuration descriptor
                DB configDescEnd - configDesc
                DB DESC_TYPE_CONFIG     ; bDescriptorType
                DB config1LengthEnd - config1LengthStart, 00H
                DB 01H                  ; NumInterfaces
                DB 01H                  ; bConfigurationValue
                DB 00H                  ; iConfiguration
                DB 80H                  ; bmAttributes
                DB 25                   ; MaxPower
configDescEnd:

interface0Desc: ; Interface descriptor
                DB interface0DescEnd - interface0Desc
                DB DESC_TYPE_INTERFACE  ; bDescriptorType
                DB 00H                  ; bInterfaceNumber
                DB 00H                  ; bAlternateSetting
                DB 02H                  ; bNumEndpoints
                DB 0FFH                 ; bInterfaceClass
                DB 0FFH                 ; bInterfaceSubClass
                DB 0FFH                 ; bInterfaceProcotol
                DB 00H                  ; iInterface
interface0DescEnd:

endpoint0Desc:  ; Winamp display endpoint descriptor (EP1 OUT)
                DB endpoint0DescEnd - endpoint0Desc
                DB DESC_TYPE_ENDPOINT   ; bDescriptorType
                DB 04H                  ; bEndpointAddress
                DB EP_ATTR_BULK         ; bmAttributes
                DB 40H, 00H             ; wMaxPacketSize
                DB 0AH                  ; bInterval
endpoint0DescEnd:

endpoint1Desc:  ; Winamp control endpoint descriptor (EP1 IN)
                DB endpoint1DescEnd - endpoint1Desc
                DB DESC_TYPE_ENDPOINT   ; bDescriptorType
                DB 84H                  ; bEndpointAddress
                DB EP_ATTR_BULK         ; bmAttributes
                DB 40H, 00H             ; wMaxPacketSize
                DB 0AH                  ; bInterval
endpoint1DescEnd:
config1LengthEnd:
;;-------------------------------------------------------------------------------------------------------


;;-------------------------------------------------------------------------------------------------------
;; String descriptors
string0Desc:    ; Language ID
                DB string0DescEnd - string0Desc
                DB DESC_TYPE_STRING     ; bDescriptorType
                DB 09H
                DB 04H
string0DescEnd:

string1Desc:    ; Manufacturer
                DB string1DescEnd - string1Desc
                DB DESC_TYPE_STRING     ; bDescriptorType
                DB 'C', 0
                DB 'h', 0
                DB 'i', 0
                DB 'p', 0
                DB 'c', 0
                DB 'o', 0
                DB 'n', 0
string1DescEnd:

string2Desc:    ; Product
                DB string2DescEnd - string2Desc
                DB DESC_TYPE_STRING     ; bDescriptorType
                DB 'W', 0
                DB 'i', 0
                DB 'n', 0
                DB 'a', 0
                DB 'm', 0
                DB 'p', 0
                DB ' ', 0
                DB 'R', 0
                DB 'e', 0
                DB 'm', 0
                DB 'o', 0
                DB 't', 0
                DB 'e', 0
                DB ' ', 0
                DB 'C', 0
                DB 'o', 0
                DB 'n', 0
                DB 't', 0
                DB 'r', 0
                DB 'o', 0
                DB 'l', 0
string2DescEnd:

string3Desc:    ; Product
                DB string3DescEnd - string3Desc
                DB DESC_TYPE_STRING     ; bDescriptorType
                DB '0', 0
                DB '1', 0
                DB '2', 0
                DB '3', 0
                DB '4', 0
                DB '5', 0
                DB '6', 0
                DB '7', 0
                DB '8', 0
                DB '9', 0
string3DescEnd:

pUsbDescEnd:
;;-------------------------------------------------------------------------------------------------------


;;-------------------------------------------------------------------------------------------------------
;; Look-up table for descriptors that are not returned through requests for DSC_DEVICE, DSC_CONFIG or
;; DSC_STRING (e.g. HID report descriptors). Make sure that USB_SETUP_DESC_LUT_SIZE defines the number of
;; items in this table
pUsbDescLut:
pUsbDescLutEnd:
;;-------------------------------------------------------------------------------------------------------


;;-------------------------------------------------------------------------------------------------------
;; Look-up table for double buffer settings (one set of bit masks for each defined interface)
pUsbDblbufLut:  DW interface0Desc   ; pInterface
                DB 04H              ; inMask
                DB 04H              ; outMask
;;-------------------------------------------------------------------------------------------------------


                END;


/*******************************************************************************************************
 * Revision history:
 *
 * $Log: usb_descriptor.a51,v $
 *
 *******************************************************************************************************/