參數(shù)資料
型號(hào)： LZ85202
廠(chǎng)商： Sharp Corporation
英文描述： IrDA Control Host Controller with USB Interface(帶USB接口的IrDA控制主控制器)
中文描述： 紅外線(xiàn)控制主機(jī)控制器與USB接口（帶的USB接口的紅外線(xiàn)控制主控制器）
文件頁(yè)數(shù)： 22/48頁(yè)
文件大小： 219K
代理商： LZ85202
LZ85202
16
IrDA Control Host Controller with USB Interface User
’
s Guide
NOTE:
Y = Function is supported; N/A = Function is not applicable
Descriptor
Descriptors are exchanged between the USB Host and the USB Dongle during the USB-
Enumeration through Endpoint 0. Types of the Descriptors are listed in the Table 5 through
Table 10 categorizing their objective.
Table 4. HID Class Request
REQUESTS
RECIPIENT
SUPPORTED
DESCRIPTION
Get_Idle
Interface
Y
Idle configuration of USB devices. Reply the value of
‘
Set_Idle
’
because IrDA Control peripherals cannot configure
the Idle.
Receives command, but not reflected to the operation.
Send the Report data from the USB Device to the USB Host.
Send the Report data from the USB Host to the USB Device.
Reply the protocol status of USB device. Reply the value of
‘
Set_Protocol
’
because IrDA Control protocols are always Re-
port Protocol.
Receives command, but not reflected to the operation.
Set_Idle
Get_Report
Set_Report
Interface
Interface
Interface
Y
Y
Y
Get_Protocol
Interface
Y
Set_Protocol
Interface
Y
Table 5. Device Descriptor
FIELD
VALUE
(HEX)
DESCRIPTION
bLength
bDescriptorType
12
01
Number of Descriptor bytes
Device Descriptor type
Release No. of the USB Specifications expressed by Binary-Coded Dec-
imal (e.g. 2.10 = 0x210).
Class code (by USB assignment)
Sub class code (by USB assignment)
Protocol code (by USB assignment)
Max. packet size of Endpoint0 (applicable size: 8, 16, 32, 64)
Vender ID (by USB assignment) (SHARP)
Product ID (by manufacturer assignment)
Release No. of devices expressed by Binary-Coded Decimal.
String Descriptor Index described by manufacturers.
String Descriptor Index described to the product.
String Descriptor Index that describes serial No. of devices
Available number of Configuration (1 = at Boot, 2 = In using Dongle Driver)
bcdUSB
0100
bDeviceClass
bDeviceSubClass
bDeviceProtocol
bMaxPacketSize0
idVendor
idProduct
bcdDevice
imanufacturer
iProduct
iSerialNumber
bNumConfigurations
00
00
00
08
04DD
2000
0100
00
00
00
02
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