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USB2503 数据表(PDF) 27 Page - SMSC Corporation

部件名 USB2503
功能描述  Integrated USB 2.0 Compatible 3-Port Hub
PDF  43 Pages
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制造商  SMSC [SMSC Corporation]
网页  http://www.smsc.com
标志 SMSC - SMSC Corporation

USB2503 数据表(HTML) 27 Page - SMSC Corporation

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Integrated USB 2.0 Compatible 3-Port Hub
Datasheet
SMSC USB2503/USB2503A
27
Revision 2.3 (08-27-07)
DATASHEET
5.3.9.3
Register 02h: Vendor ID (MSB) (Reset = 0x00)
5.3.9.4
Register 03h: Product ID (LSB) (Reset = 0x00)
5.3.9.5
Register 04h: Product ID (MSB) (Reset = 0x00)
5.3.9.6
Register 05h: Device ID (LSB) (Reset = 0x00)
5.3.9.7
Register 06h: Device ID (MSB) (Reset = 0x00)
5.3.9.8
Register 07h: CONFIG_BYTE_1 (Reset = 0x00)
BIT
NUMBER
BIT NAME
DESCRIPTION
7:0
VID_MSB
Most Significant Byte of the Vendor ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
7:0
PID_LSB
Least Significant Byte of the Product ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
7:0
PID_MSB
Most Significant Byte of the Product ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
7:0
DID_LSB
Least Significant Byte of the Device ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
7:0
DID_MSB
Most Significant Byte of the Device ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
7
SELF_BUS_PWR
Self or Bus Power: Selects between Self- and Bus-Powered operation.
0 = Bus-Powered operation.
1 = Self-Powered operation.
Note: If Dynamic Power Switching is enabled, this bit is ignored and the
SELF_PWR pin is used to determine if the hub is operating from self or bus
power.
6
PORT_IND
Port Indicator Support: Indicates implementation of LED indicators
0 = No LED indicators.
1 = LED indicators.



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