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MC141556 Arkusz danych(PDF) 9 Page - Freescale Semiconductor, Inc |
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MC141556 Arkusz danych(HTML) 9 Page - Freescale Semiconductor, Inc |
9 / 18 page 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 Freescale Semiconductor, Inc. For More Information On This Product, Go to: www.freescale.com |
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Podobny opis - MC141556 |
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