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USB2507 bảng dữ liệu(PDF) 20 Page - SMSC Corporation

tên linh kiện USB2507
Giải thích chi tiết về linh kiện  Integrated USB 2.0 Compatible 7-Port Hub
PDF  44 Pages
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nhà sản xuất  SMSC [SMSC Corporation]
Trang chủ  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB2507 bảng dữ liệu(HTML) 20 Page - SMSC Corporation

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Integrated USB 2.0 Compatible 7-Port Hub
Datasheet
Revision 2.1 (12-06-06)
20
SMSC USB2507
DATASHEET
5.2.3.1
EEPROM Offset 1:0(h) - Vendor ID
5.2.3.2
EEPROM Offset 3:2(h) - Product ID
5.2.3.3
EEPROM Offset 5:4(h) - Device ID
5.2.3.4
EEPROM Offset 6(h) - CONFIG_BYTE_1
Hub Controller
Max Current
Bus-Powered
E
1
64
64
Max Current (expressed in 2mA units).
Power-On
Time
F
1
32
32
Time until power is stable.
BIT
NUMBER
BIT NAME
DESCRIPTION
15:8
VID_MSB
Most Significant Byte of the Vendor ID.
7:0
VID_LSB
Least Significant Byte of the Vendor ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
15:8
PID_MSB
Most Significant Byte of the Product ID.
7:0
PID_LSB
Least Significant Byte of the Product ID.
BIT
NUMBER
BIT NAME
DESCRIPTION
15:8
DID_MSB
Most Significant Byte of the Device ID.
7:0
DID_LSB
Least 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. (BUS Default)
1 = Self-Powered operation. (SELF Default)
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.
Table 5.1 User-Defined Descriptor Data (continued)
FIELD
BYTE
MSB:
LSB
SIZE
(BYTES)
DEFAULT
CFG
SELF
(HEX)
DEFAULT
CFG
BUS
(HEX)
DESCRIPTION



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