📄 dscr.a51
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;;-----------------------------------------------------------------------------
;; File: dscr.a51
;; Contents: This file contains descriptor data tables.
;;
;; $Archive: /USB/Examples/Fx2lp/bulkloop/dscr.a51 $
;; $Date: 9/01/03 8:51p $
;; $Revision: 3 $
;;
;;
;;-----------------------------------------------------------------------------
;; Copyright 2003, Cypress Semiconductor Corporation
;;-----------------------------------------------------------------------------;;-----------------------------------------------------------------------------
;; 描述符类型：设备，配置，字符串，接口，端点，
DSCR_DEVICE equ 1 ;; Descriptor type: Device
DSCR_CONFIG equ 2 ;; Descriptor type: Configuration
DSCR_STRING equ 3 ;; Descriptor type: String
DSCR_INTRFC equ 4 ;; Descriptor type: Interface
DSCR_ENDPNT equ 5 ;; Descriptor type: Endpoint
DSCR_DEVQUAL equ 6 ;; Descriptor type: Device Qualifier
DSCR_DEVICE_LEN equ 18
DSCR_CONFIG_LEN equ 9
DSCR_INTRFC_LEN equ 9
DSCR_ENDPNT_LEN equ 7
DSCR_DEVQUAL_LEN equ 10
;; 端点类型：控制，同步，批量，中断。
ET_CONTROL equ 0 ;; Endpoint type: Control
ET_ISO equ 1 ;; Endpoint type: Isochronous
ET_BULK equ 2 ;; Endpoint type: Bulk
ET_INT equ 3 ;; Endpoint type: Interrupt
public DeviceDscr, DeviceQualDscr, HighSpeedConfigDscr, FullSpeedConfigDscr, StringDscr, UserDscr
DSCR SEGMENT CODE PAGE
;;-----------------------------------------------------------------------------
;; Global Variables
;; 全局变量
;;-----------------------------------------------------------------------------
rseg DSCR ;; locate the descriptor table in on-part memory.
;; 将描述符表置于片上存储器中.
DeviceDscr: ;; 设备描述符..一台设备只能有一个设备描述符.
db DSCR_DEVICE_LEN ;; Descriptor length (描述符长度.)
db DSCR_DEVICE ;; Decriptor type (描述符类型.)
dw 0002H ;; Specification Version (BCD) (协议版本(BCD).
db 00H ;; Device class (设备类.)
db 00H ;; Device sub-class (设备子类.)
db 00H ;; Device sub-sub-class (设备子-子类.)
db 64 ;; Maximum packet size (最大包长度.)
dw 0B404H ;; Vendor ID (制造商ID(V ID).)
dw 0410H ;; Product ID (Sample Device) (产品ID(PID:Sample Device).)
dw 0000H ;; Product version ID (产品版本ID.)
db 1 ;; Manufacturer string index (生产厂商字符串索引.)
db 2 ;; Product string index (产品字符串索引.)
db 0 ;; Serial number string index (序列号字符串索引.)
db 1 ;; Number of configurations (配置数.)
DeviceQualDscr: ;; (设备限定描述符...对设备的限定特性.)
db DSCR_DEVQUAL_LEN ;; Descriptor length (描述符长度.)
db DSCR_DEVQUAL ;; Decriptor type (描述符类型.)
dw 0002H ;; Specification Version (BCD) (协议版本(BCD).)
db 00H ;; Device class (设备类.)
db 00H ;; Device sub-class (设备子类.)
db 00H ;; Device sub-sub-class (设备子-子类.)
db 64 ;; Maximum packet size (最大包长度.)
db 1 ;; Number of configurations (配置数.)
db 0 ;; Reserved (保留.)
HighSpeedConfigDscr: ;; 高速配置描述符.
db DSCR_CONFIG_LEN ;; Descriptor length
db DSCR_CONFIG ;; Descriptor type
db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) mod 256 ;; Total Length (LSB)
;; 总长度(LSB)
db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) / 256 ;; Total Length (MSB)
;; 总长度(MSB)
db 1 ;; Number of interfaces (接口数)
db 1 ;; Configuration number (配置数)
db 0 ;; Configuration string (配置字符串)
db 10000000b ;; Attributes (b7 - buspwr, b6 - selfpwr, b5 - rwu)
;; 属性(B7为BUSPWR,B6为SELFPWR,B5为RWU)
db 50 ;; Power requirement (div 2 ma) (功率需求)
;; Interface Descriptor 接口描述符
db DSCR_INTRFC_LEN ;; Descriptor length (长度)
db DSCR_INTRFC ;; Descriptor type (类型)
db 0 ;; Zero-based index of this interface (该接口基于0的索引)
db 0 ;; Alternate setting (交替设置)
db 4 ;; Number of end points (端点数)
db 0ffH ;; Interface class (接口子类)
db 00H ;; Interface sub class (接口子-子类)
db 00H ;; Interface sub sub class (接口描述符字符串索引)
db 0 ;; Interface descriptor string index
;; Endpoint Descriptor 端点描述符
db DSCR_ENDPNT_LEN ;; Descriptor length (长度)
db DSCR_ENDPNT ;; Descriptor type (类型)
db 02H ;; Endpoint number, and direction (端点数,方向)
db ET_BULK ;; Endpoint type (端点类型)
db 00H ;; Maximun packet size (LSB) (最大信息LSB)
db 02H ;; Max packect size (MSB) (最大信息包MSB)
db 00H ;; Polling interval (选取间隔)
;; Endpoint Descriptor 端点描述符
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 04H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 00H ;; Maximun packet size (LSB)
db 02H ;; Max packect size (MSB)
db 00H ;; Polling interval
;; Endpoint Descriptor 端点描述符
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 86H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 00H ;; Maximun packet size (LSB)
db 02H ;; Max packect size (MSB)
db 00H ;; Polling interval
;; Endpoint Descriptor 端点描述符
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 88H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 00H ;; Maximun packet size (LSB)
db 02H ;; Max packect size (MSB)
db 00H ;; Polling interval
HighSpeedConfigDscrEnd: ;; 高速配置描述符结束.
FullSpeedConfigDscr: ;; 全速配置描述符.
db DSCR_CONFIG_LEN ;; Descriptor length (描述符长度)
db DSCR_CONFIG ;; Descriptor type (描述符类型)
db (FullSpeedConfigDscrEnd-FullSpeedConfigDscr) mod 256 ;; Total Length (LSB)
;; 总长度(LSB)
db (FullSpeedConfigDscrEnd-FullSpeedConfigDscr) / 256 ;; Total Length (MSB)
;; 总长度(HSB)
db 1 ;; Number of interfaces (接口数)
db 1 ;; Configuration number (配置数)
db 0 ;; Configuration string (配置字符串)
db 10000000b ;; Attributes (b7 - buspwr, b6 - selfpwr, b5 - rwu)
;; 属性(B7为BUSPWR,B6为SELFPWR,B5为RWU)
db 50 ;; Power requirement (div 2 ma)
;; Interface Descriptor ;; 接口描述符.
db DSCR_INTRFC_LEN ;; Descriptor length
db DSCR_INTRFC ;; Descriptor type
db 0 ;; Zero-based index of this interface
db 0 ;; Alternate setting
db 4 ;; Number of end points
db 0ffH ;; Interface class
db 00H ;; Interface sub class
db 00H ;; Interface sub sub class
db 0 ;; Interface descriptor string index
;; Endpoint Descriptor ;; 端点描述符.
db DSCR_ENDPNT_LEN ;; Descriptor length(描述符长度)
db DSCR_ENDPNT ;; Descriptor type (描述符类型)
db 02H ;; Endpoint number, and direction (端点数,方向)
db ET_BULK ;; Endpoint type (端点类型)
db 40H ;; Maximun packet size (LSB) (最大信息包长度LSB)
db 00H ;; Max packect size (MSB) (最大信息包长度MSB)
db 00H ;; Polling interval (选取间隔)
;; Endpoint Descriptor ;; 端点描述符.
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 04H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 40H ;; Maximun packet size (LSB)
db 00H ;; Max packect size (MSB)
db 00H ;; Polling interval
;; Endpoint Descriptor ;; 端点描述符.
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 86H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 40H ;; Maximun packet size (LSB)
db 00H ;; Max packect size (MSB)
db 00H ;; Polling interval
;; Endpoint Descriptor ;; 端点描述符.
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 88H ;; Endpoint number, and direction
db ET_BULK ;; Endpoint type
db 40H ;; Maximun packet size (LSB)
db 00H ;; Max packect size (MSB)
db 00H ;; Polling interval
FullSpeedConfigDscrEnd: ;; 全速配置描述符结束
StringDscr: ;; 字符串描述符.
StringDscr0: ;; 字符串描述符0.
db StringDscr0End-StringDscr0 ;; String descriptor length
db DSCR_STRING
db 09H,04H
StringDscr0End:
StringDscr1: ;; 字符串描述符1.
db StringDscr1End-StringDscr1 ;; String descriptor length
db DSCR_STRING
db 'C',00
db 'y',00
db 'p',00
db 'r',00
db 'e',00
db 's',00
db 's',00
StringDscr1End:
StringDscr2: ;; 字符串描述符2.
db StringDscr2End-StringDscr2 ;; Descriptor length
db DSCR_STRING
db 'E',00
db 'Z',00
db '-',00
db 'U',00
db 'S',00
db 'B',00
db 'F',00
db 'X',00
db '2',00
db 'L',00
db 'P',00
db '(',00
db 'F',00
db 'a',00
db 'n',00
db 's',00
db ')',00
StringDscr2End:
UserDscr: ;; 用户描述符.
dw 0000H
end
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