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High Speed Inter-Chip USB 2.0 Hub and Flash Media Controller
Datasheet
SMSC USB4640/USB4640i 31 Revision 1.0 (06-01-09)
DATASHEET
Table 8.2 Hub Controller Configurations
ADDRESS REGISTER NAME DESCRIPTION INTERNAL DEFAULT VALUE
DEh VID_LSB Vendor ID Least Significant Byte 24h
DFh VID_MSB Vendor ID Most Significant Byte 04h
E0h PID_LSB Product ID Least Significant Byte 40h
E1h PID_MSB Product ID Most Significant Byte 26h
E2h DID_LSB Device ID Least Significant Byte A1h
E3h DID_MSB Device ID Most Significant Byte 08h
E4h CFG_DAT_BYT1 Configuration Data Byte 1 8Bh
E5h CFG_DAT_BYT2 Configuration Data Byte 2 28h
E6h CFG_DAT_BYT3 Configuration Data Byte 3 00h
E7h NR_DEVICE Non-Removable Devices 02h
E8h PORT_DIS_SP Port Disable (Self) 00h
E9h PORT_DIS_BP Port Disable (Bus) 00h
EAh MAX_PWR_SP Max Power (Self) 01h
EBh MAX_PWR_BP Max Power (Bus) 32h
ECh HC_MAX_C_SP Hub Controller Max Current (Self) 01h
EDh HC_MAX_C_BP Hub Controller Max Current (Bus) 32h
EEh PWR_ON_TIME Power-on Time 32h
EFh BOOST_UP Boost_Up 00h
F0h BOOST_3:0 Boost_3:0 00h
F1h PRT_SWP Port Swap 00h
F2h PRTM12 Port Map 12 00h
F3h PRTM3 Port Map 3 00h
Table 8.3 Other Internal Configurations
ADDRESS REGISTER NAME DESCRIPTION INTERNAL DEFAULT VALUE
F4h Reserved Reserved 00h
F5h Reserved Reserved 66h
F6h Reserved Reserved 00h
F7-FAh Not Applicable - N/A
FBh Not Applicable - 00h
FCh-FFh NVSTORE_SIG Non-Volatile Storage Signature “ATA2”