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參數(shù)資料
| 型號： | AT43312A |
| 廠商： | Atmel Corp. |
| 英文描述： | Self- and Bus-powered USB Hub Controller(自供電和總線供電USB集線器控制器) |
| 中文描述： | 自和總線供電的USB集線器控制器（自供電和總線供電的USB集線器控制器） |
| 文件頁數(shù)： | 2/18頁 |
| 文件大?。?/td> | 249K |
| 代理商： | AT43312A |
AT43312A
2
The Hub Repeater is responsible for:
Providing upstream connectivity between the selected
device and the Host
Managing connectivity setup and tear-down
Handling bus fault detection and recovery
Detecting connect/disconnect on each port
The Hub Controller is responsible for:
Hub enumeration
Providing configuration information to the Host
Providing status of each port to the Host
Controlling each port per Host command
Figure 1.
Block Diagram
Note:
This document assumes that the reader is familiar with
the Universal Serial Bus and therefore only describes the
unique features of the AT43312A chip. For detailed infor-
mation about the USB and its operation, the reader
should refer to the Universal Serial Bus Specification
Version 1.1, September 23, 1998.
Pin Assignment
Type:
I = Input
O = Output
OD = Output, open drain
B = Bi-directional
V = Power supply, ground
HUB
CONTROLLER
SERIAL
INTERFACE
ENGINE
HUB
REPEATER
ENDPOINT 0
ENDPOINT 1
PORT 1
PORT 2
PORT 3
PORT 4
TO DOWNSTREAM DEVICES
UPSTREAM PORT
PORT 0
Table 1.
32-pin PDIP/SOIC Assignment
Pin
Signal
Type
1
PWR2
O
2
PWR3
O
3
PWR4
O
4
VCC5
V
5
VSS
V
6
OSC1
I
7
OSC2
O
8
LFT
I
9
TEST
I
10
OVC4
I
11
OVC3
I
12
OVC2
I
13
OVC1
I
14
LPSTAT
I
15
SELF/BUS
I
16
STAT4
O
17
STAT3
O
18
STAT2
O
19
STAT1
O
20
DM0
B
21
DP0
B
22
DM1
B
23
DP1
B
24
CEXT
O
25
DM2
B
26
DP2
B
27
VSS
V
28
DM3
B
29
DP3
B
30
DM4
B
31
DP4
B
32
PWR1
O
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT43312 | Self- and Bus- Powered USB Hub Controller |
| AT43320 | Full-speed USB Hub/Function Microcontroller |
| AT43DK301 | Low-Cost USB Hub Development Kit |
| AT43DK312A | USB Hub Development Kit |
| AT43USB320A-AC | Full-speed USB Microcontroller with an Embedded Hub |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT43312A_06 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Self- and Bus-Bus-powered USB Hub Controller |
| AT43312A-6AC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER |
| AT43312A-6PC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER |
| AT43312A-6SC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER |
| AT43312A-AC | 功能描述:USB 接口集成電路 FULL FEATURED USB HUB CONTROLLER RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
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