Table of Contents
Advertisement
3-2-2. USB ディスクリプタ仕様 USB DESCRIPTOR SPECIFICATION.
Standard Device Descriptor
Offset
Field
0
bLength
1
bDescriptorType
2
bcdUSB
4
bDeviceClass
5
bDeviceSubClass
6
bDeviceProtocol
7
bMaxPacketSize
8
idVendor
10
idProduct
12
bcdDevice
14
iManufacturer
15
iProduct
16
iSerialNumber
17
bNumConfigurations
Description
Size of descriptor in bytes
DEVICE Descriptor Type
USB Release Number in BCD
Class code
Subclass code
Protocol code
Maximum packet size for endpoint
zero
Vendor ID
Product ID
Device release number in BCD
Indexof string descriptor
describing manufacturer
Index of string descriptor
describing product
Index of string descriptor
describing the device's serial
number
Number of possible configurations
AN-4029 [7/78]
Size[byte]
Value
1
12H
1
01H
2
0200H
1
00H
1
00H
1
00H
1
40H
2
1008H
2
1026H
2
0400H
1
01H
1
02H
1
00H
1
01H
Table-10
Comment
Rev.2.0
64 bytes
FUTABA
GP1288A02
Rev.4.00
Advertisement
Table of Contents
