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參數(shù)資料
| 型號： | AT43310 |
| 廠商： | Atmel Corp. |
| 英文描述： | USB Hub |
| 中文描述： | USB集線器 |
| 文件頁數(shù)： | 18/25頁 |
| 文件大?。?/td> | 247K |
| 代理商： | AT43310 |
AT43310
18
Get_Port_Status
Get_Port_Status returns the current port status and the
states that have changed since the previous acknowledg-
ment. The AT43310 returns two words of data as described
in the following two tables. Word0 is the Port Status Field,
and Word1 is the Port Change Field. The AT43310 will
respond with a STALL if Port0 or a port higher than Port4 is
addressed in this request.
Port Status Field, wPortStatus
Bit
Description
0
Current Connect Status: PORT_CONNECTION
0 = no device present on this port
1 = a device is present on this port
1
Port Enabled/Disabled: PORT_ENABLE
0 = Port is disabled
1 = Port is enabled
2
Suspend: PORT_SUSPEND
0 = Not suspended
1 = Suspended
3
Over-Current Indicator: PORT_OVER_CURRENT
0 = Power operation normal for this port
1 = Over-current condition exists for this port. Power to this port has been shut off.
4
Reset: PORT_RESET
0 = Reset signalling not asserted
1 = Reset signalling asserted
5-7
Reserved. Always read as 0’s.
8
Port Power: PORT_POWER
0 = This port is powered OFF
1 = This port is powered ON
9
Low Speed Device Attached: PORT_LOW_SPEED
0 = Full Speed device attached to this port
1 = Low Speed device attached to this port
10-15
Reserved. Always read as 0’s
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT43311 | USB Hub |
| AT43312A-AC | Self- and Bus-Bus-powered USB Hub Controller |
| AT43312A-AU | Self- and Bus-Bus-powered USB Hub Controller |
| AT43312A-SC | Self- and Bus-Bus-powered USB Hub Controller |
| AT43312A-SU | Self- and Bus-Bus-powered USB Hub Controller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT433104AA | 制造商:LINPAC STORAGE SYSTEMS 功能描述:BLUE CONTAINER 25L |
| AT43311 | 制造商:Atmel Corporation 功能描述: |
| AT43312 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:Self- and Bus- Powered USB Hub Controller |
| AT43312(32DIP) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER |
| AT43312(32SOIC) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:BUS CONTROLLER |
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