參數(shù)資料
型號(hào): UPD720012
廠(chǎng)商: NEC Corp.
英文描述: HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
中文描述: 集線(xiàn)器控制器通用串行總線(xiàn)
文件頁(yè)數(shù): 16/36頁(yè)
文件大?。?/td> 414K
代理商: UPD720012
16
Data Sheet S13918EJ3V0DS
μ
PD72012
2.3 Standard Interface Descriptor
Value
Standard ROM code
product
No.
Field
Size
(Bytes)
Contents
003
004
Mask
ROM code
product
0
bLength
1
Shows the size in bytes of the standard interface
descriptor.
0x09
0x09
0x09
1
bDescriptorType
1
Shows that this is a standard interface descriptor.
0x04
0x04
0x04
2
bInterfaceNumber
1
If there are multiple interfaces, the host specifying
this value in a Set_Interface request selects this
interface.
This is “0x00” for the
μ
PD72012.
0x00
0x00
0x00
3
bAlternateSetting
1
This value is used if there is an alternate setting of
the interface. It is “0x00” for the
μ
PD72012.
0x00
0x00
0x00
4
bNumEndpoints
1
Shows the number of endpoints defined in this
interface.
0x01
0x01
0x01
5
bIntefaceClass
1
HUB class code defined by USB
(HUB_CLASSCODE=“0x09”).
0x09
0x09
0x09
6
bInterfaceSubClass
1
HUB subclass code defined by USB.
0x00
0x00
0x00
7
bInterfaceProtocol
1
Protocol code defined by USB. Not defined in HUB
class.
0x00
0x00
0x00
8
1
Shows the index of the string descriptor for a
comment about the interface of a product using the
HUB.
Since not used for a standard ROM code product
(003, 004), its value is “0x00”.
When using this for a Mask ROM code product, set it
to “0x05”.
0x00
0x00
0x00
or
0x05
相關(guān)PDF資料
PDF描述
UPD72012CU HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
UPD72012GB HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
UPD72012CU-XXX HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
UPD72012GB-XXX HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
UPD72012GB-XXX-3B4 HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD720101F1 制造商:NEC Electronics Corporation 功能描述:
UPD720101F1-EA8 制造商:NEC Electronics Corporation 功能描述:
UPD720101F1-EA8 ( PRICE BREAK 250K - 制造商:Renesas Electronics Corporation 功能描述:
UPD720101F1-EA8_NEC 制造商:Renesas Electronics Corporation 功能描述:
UPD720101F1-EA8-A 功能描述:HOST CTLR USB 2.0 144-FBGA RoHS:是 類(lèi)別:集成電路 (IC) >> 接口 - 控制器 系列:- 標(biāo)準(zhǔn)包裝:2,450 系列:- 控制器類(lèi)型:SPI 總線(xiàn)至 I²C 總線(xiàn)橋接 接口:I²C,串行,SPI 電源電壓:2.4 V ~ 3.6 V 電流 - 電源:11mA 工作溫度:-40°C ~ 85°C 安裝類(lèi)型:表面貼裝 封裝/外殼:24-VFQFN 裸露焊盤(pán) 供應(yīng)商設(shè)備封裝:24-HVQFN(4x4) 包裝:托盤(pán) 配用:568-3511-ND - DEMO BOARD SPI TO I2C 其它名稱(chēng):935286452157SC18IS600IBSSC18IS600IBS-ND