?? dscr.a51
字號:
;;-----------------------------------------------------------------------------
;; File: dscr.a51
;; Contents: This file contains descriptor data tables.
;;
;; Copyright (c) 1997 AnchorChips, Inc. All rights reserved
;;-----------------------------------------------------------------------------
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
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
;;-----------------------------------------------------------------------------
;; Global Variables
;;-----------------------------------------------------------------------------
rseg DSCR ;; locate the descriptor table in on-part memory.
DeviceDscr:
db DSCR_DEVICE_LEN ;; Descriptor length
db DSCR_DEVICE ;; Decriptor type
dw 0002H ;; Specification Version (BCD)
db 00H ;; Device class
db 00H ;; Device sub-class
db 00H ;; Device sub-sub-class
db 64 ;; Maximum packet size
dw 8832H ;; Vendor ID
dw 1585H ;; Product ID (Sample Device)
dw 0000H ;; Product version ID
db 1 ;; Manufacturer string index
db 2 ;; Product string index
db 0 ;; Serial number string index
db 1 ;; Number of configurations
DeviceQualDscr:
db DSCR_DEVQUAL_LEN ;; Descriptor length
db DSCR_DEVQUAL ;; Decriptor type
dw 0002H ;; Specification Version (BCD)
db 00H ;; Device class
db 00H ;; Device sub-class
db 00H ;; Device sub-sub-class
db 64 ;; Maximum packet size
db 1 ;; Number of configurations
db 0 ;; Reserved
HighSpeedConfigDscr:
db DSCR_CONFIG_LEN ;; Descriptor length
db DSCR_CONFIG ;; Descriptor type
db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) mod 256 ;; Total Length (LSB)
db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) / 256 ;; Total Length (MSB)
db 1 ;; Number of interfaces
db 1 ;; Configuration number
db 0 ;; Configuration string
db 10100000b ;; Attributes (b7 - buspwr, b6 - selfpwr, b5 - rwu)
db 50 ;; Power requirement (div 2 ma)
;; Interface Descriptor
db DSCR_INTRFC_LEN ;; Descriptor length
db DSCR_INTRFC ;; Descriptor type
db 0 ;; Zero-based index of this interface
db 0 ;; Alternate setting
db 2 ;; 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
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 02H ;; 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
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
HighSpeedConfigDscrEnd:
FullSpeedConfigDscr:
db DSCR_CONFIG_LEN ;; Descriptor length
db DSCR_CONFIG ;; Descriptor type
db (FullSpeedConfigDscrEnd-FullSpeedConfigDscr) mod 256 ;; Total Length (LSB)
db (FullSpeedConfigDscrEnd-FullSpeedConfigDscr) / 256 ;; Total Length (MSB)
db 1 ;; Number of interfaces
db 1 ;; Configuration number
db 0 ;; Configuration string
db 10100000b ;; Attributes (b7 - buspwr, b6 - selfpwr, b5 - rwu)
db 50 ;; Power requirement (div 2 ma)
;; Interface Descriptor
db DSCR_INTRFC_LEN ;; Descriptor length
db DSCR_INTRFC ;; Descriptor type
db 0 ;; Zero-based index of this interface
db 0 ;; Alternate setting
db 2 ;; 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
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 01H ;; 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
db DSCR_ENDPNT_LEN ;; Descriptor length
db DSCR_ENDPNT ;; Descriptor type
db 81H ;; 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:
StringDscr:
StringDscr0:
db StringDscr0End-StringDscr0 ;; String descriptor length
db DSCR_STRING
db 09H,04H
StringDscr0End:
StringDscr1:
db StringDscr1End-StringDscr1 ;; String descriptor length
db DSCR_STRING
db 'K',00
db 'e',00
db 'y',00
db 'e',00
db 'g',00
db 'g',00
StringDscr1End:
StringDscr2:
db StringDscr2End-StringDscr2 ;; Descriptor length
db DSCR_STRING
db 'G',00
db 'e',00
db 'n',00
db 'e',00
db 'r',00
db 'a',00
db 't',00
db 'e',00
db 'r',00
StringDscr2End:
UserDscr:
dw 0000H
end
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