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参数资料
| 型号： | MC141556P |
| 厂商： | MOTOROLA INC |
| 元件分类： | 总线控制器 |
| 英文描述： | UNIVERSAL SERIAL BUS CONTROLLER, PDIP28 |
| 封装： | PLASTIC, DIP-28 |
| 文件页数： | 18/18页 |
| 文件大小： | 159K |
| 代理商： | MC141556P |
MC141556
9
MOTOROLA
The Hub Controller supports the following standard USB descriptors and one Hub specific descriptor.
Table3. Device Descriptor
Table 4. Configuration Descriptor
Offset
Field
Size
Value
Description
0
bLength
1
12h
No. of bytes in this descriptor = 18
1
bDescriptorType
1
01h
Device descriptor type
2
bcdUSB
2
0100h
USB Spec. Release Number = Rev 1.00
4
bDeviceClass
1
09h
Class code
5
bDeviceSubClass
1
00h
Subclass code
6
bDeviceProtocol
1
00h
Protocol code
7
wMaxPacketSize0
1
08h
Max. packet size for Endpoint 0 = 8
8
idVendor
2
1063h
Vendor ID = Motorola Corporation (assigned by USB)
10
idProduct
2
1556h
Product ID = MC141556
12
bcdDevice
2
0100h
Device Release No. = 1.00
14
iManufacturer
1
00h
Manufacturer string descriptor = Open
15
iProduct
1
00h
Product string descriptor = Open
16
iSerialNumber
1
00h
Serial Number string = Open
17
bNumConfigurations
1
01h
No. of possible configurations = 1
Offset
Field
Size
Value
Description
0
bLength
1
09h
No. of bytes in this descriptor = 9
1
bDescriptorType
1
02h
Configuration descriptor type
2
wTotalLength
2
0019h
Total length of data returned for this configuration. Includes con-
figuration, interface, endpoint, and class specific descriptors
4
bNumInterfaces
1
01h
No. of interfaces supported in this configuration = 1
5
bConfigurationValue
1
01h
Value to use as an argument to select this configuration =1
6
iConfiguration
1
00h
Index of string descriptor describing this configuration
7
bmAttributes
1
60h/A0h
Configuration characteristics
60h: SelfPowered, RemoteWakeup
A0h: BusPowered, RemoteWakeup
8
MaxPower
1
01/FAh
Maximum power consumption of USB device from the bus:
01h: 2mA when self-powered
FAh: 500mA when bus-powered
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