📄 dscr.lst
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A51 MACRO ASSEMBLER DSCR 12/31/2005 16:12:23 PAGE 1
MACRO ASSEMBLER A51 V7.09
OBJECT MODULE PLACED IN dscr.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE dscr.a51 SET(SMALL) DEBUG EP
LOC OBJ LINE SOURCE
1 ;;-----------------------------------------------------------------------------
2 ;; File: dscr.a51
3 ;; Contents: This file contains descriptor data tables.
4 ;;
5 ;; $Archive: /USB/Examples/Fx2lp/bulkloop/dscr.a51 $
6 ;; $Date: 9/01/03 8:51p $
7 ;; $Revision: 3 $
8 ;;
9 ;;
10 ;;-----------------------------------------------------------------------------
11 ;; Copyright 2003, Cypress Semiconductor Corporation
12 ;;-----------------------------------------------------------------------------;;----------
-------------------------------------------------------------------
13
0001 14 DSCR_DEVICE equ 1 ;; Descriptor type: Device
0002 15 DSCR_CONFIG equ 2 ;; Descriptor type: Configuration
0003 16 DSCR_STRING equ 3 ;; Descriptor type: String
0004 17 DSCR_INTRFC equ 4 ;; Descriptor type: Interface
0005 18 DSCR_ENDPNT equ 5 ;; Descriptor type: Endpoint
0006 19 DSCR_DEVQUAL equ 6 ;; Descriptor type: Device Qualifier
20
0012 21 DSCR_DEVICE_LEN equ 18
0009 22 DSCR_CONFIG_LEN equ 9
0009 23 DSCR_INTRFC_LEN equ 9
0007 24 DSCR_ENDPNT_LEN equ 7
000A 25 DSCR_DEVQUAL_LEN equ 10
26
0000 27 ET_CONTROL equ 0 ;; Endpoint type: Control
0001 28 ET_ISO equ 1 ;; Endpoint type: Isochronous
0002 29 ET_BULK equ 2 ;; Endpoint type: Bulk
0003 30 ET_INT equ 3 ;; Endpoint type: Interrupt
31
32 public DeviceDscr, DeviceQualDscr, HighSpeedConfigDscr, FullSpeedConfigDscr, StringDsc
r, UserDscr
33
34 DSCR SEGMENT CODE PAGE
35
36 ;;-----------------------------------------------------------------------------
37 ;; Global Variables
38 ;;-----------------------------------------------------------------------------
---- 39 rseg DSCR ;; locate the descriptor table in on-part memory.
40
0000 41 DeviceDscr:
0000 12 42 db DSCR_DEVICE_LEN ;; Descriptor length
0001 01 43 db DSCR_DEVICE ;; Decriptor type
0002 0002 44 dw 0002H ;; Specification Version (BCD)
0004 00 45 db 00H ;; Device class
0005 00 46 db 00H ;; Device sub-class
0006 00 47 db 00H ;; Device sub-sub-class
0007 40 48 db 64 ;; Maximum packet size
0008 B404 49 dw 0B404H ;; Vendor ID
000A 0410 50 dw 0410H ;; Product ID (Sample Device)
000C 0000 51 dw 0000H ;; Product version ID
000E 01 52 db 1 ;; Manufacturer string index
000F 02 53 db 2 ;; Product string index
0010 00 54 db 0 ;; Serial number string index
0011 01 55 db 1 ;; Number of configurations
56
A51 MACRO ASSEMBLER DSCR 12/31/2005 16:12:23 PAGE 2
0012 57 DeviceQualDscr:
0012 0A 58 db DSCR_DEVQUAL_LEN ;; Descriptor length
0013 06 59 db DSCR_DEVQUAL ;; Decriptor type
0014 0002 60 dw 0002H ;; Specification Version (BCD)
0016 00 61 db 00H ;; Device class
0017 00 62 db 00H ;; Device sub-class
0018 00 63 db 00H ;; Device sub-sub-class
0019 40 64 db 64 ;; Maximum packet size
001A 01 65 db 1 ;; Number of configurations
001B 00 66 db 0 ;; Reserved
67
001C 68 HighSpeedConfigDscr:
001C 09 69 db DSCR_CONFIG_LEN ;; Descriptor length
001D 02 70 db DSCR_CONFIG ;; Descriptor type
001E 2E 71 db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) mod 256 ;; Total Length (LSB)
001F 00 72 db (HighSpeedConfigDscrEnd-HighSpeedConfigDscr) / 256 ;; Total Length (MSB)
0020 01 73 db 1 ;; Number of interfaces
0021 01 74 db 1 ;; Configuration number
0022 00 75 db 0 ;; Configuration string
0023 80 76 db 10000000b ;; Attributes (b7 - buspwr, b6 - selfpwr, b5 - rwu)
0024 32 77 db 50 ;; Power requirement (div 2 ma)
78
79 ;; Interface Descriptor
0025 09 80 db DSCR_INTRFC_LEN ;; Descriptor length
0026 04 81 db DSCR_INTRFC ;; Descriptor type
0027 00 82 db 0 ;; Zero-based index of this interface
0028 00 83 db 0 ;; Alternate setting
0029 04 84 db 4 ;; Number of end points
002A FF 85 db 0ffH ;; Interface class
002B 00 86 db 00H ;; Interface sub class
002C 00 87 db 00H ;; Interface sub sub class
002D 00 88 db 0 ;; Interface descriptor string index
89
90 ;; Endpoint Descriptor
002E 07 91 db DSCR_ENDPNT_LEN ;; Descriptor length
002F 05 92 db DSCR_ENDPNT ;; Descriptor type
0030 02 93 db 02H ;; Endpoint number, and direction
0031 02 94 db ET_BULK ;; Endpoint type
0032 00 95 db 00H ;; Maximun packet size (LSB)
0033 02 96 db 02H ;; Max packect size (MSB)
0034 00 97 db 00H ;; Polling interval
98
99 ;; Endpoint Descriptor
0035 07 100 db DSCR_ENDPNT_LEN ;; Descriptor length
0036 05 101 db DSCR_ENDPNT ;; Descriptor type
0037 04 102 db 04H ;; Endpoint number, and direction
0038 02 103 db ET_BULK ;; Endpoint type
0039 00 104 db 00H ;; Maximun packet size (LSB)
003A 02 105 db 02H ;; Max packect size (MSB)
003B 00 106 db 00H ;; Polling interval
107
108 ;; Endpoint Descriptor
003C 07 109 db DSCR_ENDPNT_LEN ;; Descriptor length
003D 05 110 db DSCR_ENDPNT ;; Descriptor type
003E 86 111 db 86H ;; Endpoint number, and direction
003F 02 112 db ET_BULK ;; Endpoint type
0040 00 113 db 00H ;; Maximun packet size (LSB)
0041 02 114 db 02H ;; Max packect size (MSB)
0042 00 115 db 00H ;; Polling interval
116
117 ;; Endpoint Descriptor
0043 07 118 db DSCR_ENDPNT_LEN ;; Descriptor length
0044 05 119 db DSCR_ENDPNT ;; Descriptor type
0045 88 120 db 88H ;; Endpoint number, and direction
0046 02 121 db ET_BULK ;; Endpoint type
0047 00 122 db 00H ;; Maximun packet size (LSB)
A51 MACRO ASSEMBLER DSCR 12/31/2005 16:12:23 PAGE 3
0048 02 123 db 02H ;; Max packect size (MSB)
0049 00 124 db 00H ;; Polling interval
125
004A 126 HighSpeedConfigDscrEnd:
127
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