数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

FT313HQ-R 数据表(PDF) 22 Page - List of Unclassifed Manufacturers

部件名 FT313HQ-R
功能描述  Future Technology Devices International Ltd
PDF  67 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  ETC2 [List of Unclassifed Manufacturers]
网页  
标志 ETC2 - List of Unclassifed Manufacturers

FT313HQ-R 数据表(HTML) 22 Page - List of Unclassifed Manufacturers

Back Button FT313HQ-R Datasheet HTML 18Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 19Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 20Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 21Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 22Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 23Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 24Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 25Page - List of Unclassifed Manufacturers FT313HQ-R Datasheet HTML 26Page - List of Unclassifed Manufacturers Next Button
Zoom Inzoom in Zoom Outzoom out
 22 / 67 page
background image
Copyright © 2013 Future Technology Devices International Limited
22
Document No.: FT_000589
FT313H USB2.0 HS Host Controller Datasheet Version 1.2
Clearance No.: FTDI# 318
5.2.3 HCCPARAMS register (address = 08h)
This is multiple mode control (time base bit functionality) and addressing capability.
Bit
Name
Type
Default value
Description
[31:3]
Reserved
RO
29’h0
-
2
ASPC
RO
1’b1
Asynchronous Schedule Park Capability
The host controller supports the park feature for
high-speed queue heads in the Asynchronous
Schedule. This feature can be disabled or
enabled and set to a specific level by using the
Asynchronous Schedule Park Mode Enable and
Asynchronous Schedule Park Mode Count fields
in the USBCMD register.
1
PFLF
RO
1’b1
Programmable Frame List Flag
When this bit is set to 1b, the system software
can specify and use a smaller frame list and
configure the host controller via Frame List Size
field of the USBCMD register. This requirement
ensures that the frame list is always physically
contiguous.
0
Reserved
RO
1’b0
-
Table 5-4 Capability parameter register
5.2.4 USBCMD register (address = 10h)
The command register indicates the command to be executed by the serial bus host controller. Writing to
the register causes a command to be executed.
Bit
Name
Type
Default value
Description
[31:24]
Reserved
RO
8’h0
-
[23:16]
INT_THRC
R/W
8’h08
Interrupt Threshold Control
This field is used by the system software to
select the maximum rate at which the host
controller will issue the interrupts. The only
valid values are described as below:
Value Max Interrupt Interval for the high-speed
00h
Reserved
01h
No limited interval
02h
2 micro-frames
04h
4 micro-frames
08h
8 micro-frames (Default, equals to 1 ms)
10h
16 micro-frames (2 ms)
20h
32 micro-frames (4 ms)
40h
64 micro-frames (8 ms)



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com