Usb Descriptor Information; Superspeed Descriptors; Device Descriptor - NEC Renesas mPD720210 Hardware User Manual

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PD720210

4. USB Descriptor Information

4.1

SuperSpeed Descriptors

4.1.1

Device Descriptor

Field Name
bLength
bDescriptorType
bcdUSB
bDeviceClass
bDeviceSubClass
bDeviceProtocol
bMaxPacketSize0
idVendor
idProduct
bcdDevice
iManufacturer
iProduct
iSerialNumber
bNumConfigurations
Note 1: The value can be overridden by external ROM setting
R19UH0093EJ0200 Rev.2.00
May 26, 2014
Table 4-1. Device Descriptor
Size(Byte) Value
1 12h Size of Descriptor (18 bytes)
1 01h Descriptor type (DEVICE)
2 0300h USB Specification Release Number (3.00)
1 09h Class Code (HUB CLASS)
1 00h Sub Class Code (USB spec defined)
1 03h Protocol Code (USB spec defined, for USB 3)
1 09h Endpoint 0 Max Packet Size (2^9 = 512 bytes)
2 045Bh Vendor ID (Renesas Electronics)(Note 1)
Product ID (
2 0210h
2 0100h Device release number ("01.00")(Note 1)
1 00h Index of string descriptor (No descriptor)
1 00h Index of string descriptor (No descriptor)
1 00h Index of string descriptor (No descriptor)
1 01h Number of possible configuration (1)
4. USB Descriptor Information
Description
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PD720210 • USB 3)(Note 1)
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