μ
PD720210
4. USB Descriptor Information
R19UH0093EJ0200 Rev.2.00
Page 23 of 59
May 26, 2014
4.2.2 BOS
Descriptor
Table 4-12. BOS Descriptor
Field Name
Size
Value
Description
bLength
1
05h
Descriptor Length (5 bytes)
bDescriptorType 1
0Fh
BOS
Descriptor
Type
wTotalLength
2
002Ah
Descriptor Total Length(42 bytes)
bNumDeviceCaps
1
03h
Number of device capability
Table 4-13. USB 2.0 Extension
Field Name
Size
Value
Description
bLength
1
07h
Descriptor Length (7 bytes)
bDescriptorType
1
10h
DEVICE CAPABILITY Descriptor Type
bDevCapabilityType
1
02h
USB 2.0 Extension
bmAttributes
4
00000002h
Support LPM: LPM_EN=1 (Note 1)
Note 1:
The Bit[1] value can be overridden by External ROM setting
Table 4-14. SuperSpeed USB
Field Name
Size
Value
Description
bLength
1
0Ah
Descriptor Length (10 bytes)
bDescriptorType
1
10h
DEVICE CAPABILITY Descriptor Type
bDevCapabilityType 1 03h
SuperSpeed
USB
bmAttributes 1
00h
LTM
Unsupported
wSpeedSupported
2
000Eh
Support FS, HS, SS
bFunctionalitySupport 1
01h
Full
Speed
bU1DevExitLat
1
0Ah
U1 Device Exit Latency
wU2DevExitLat
2
000Ah
U2 Device Exit Latency
Table 4-15. Container ID
Field Name
Size
Value
Description
bLength
1
14h
Descriptor Length (20 bytes)
bDescriptorType
1
10h
DEVICE CAPABILITY Descriptor Type
bDevCapabilityType 1 04h
Container
ID
bReserved 1
00h
Reserved
bmAttributes 16
UUID[127:0]
128-bit UUID (Note 1)
Note 1:
The value can be generated and set by ROM Writing Tool
Summary of Contents for Renesas mPD720210
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