USB2517 Datasheet, PDF (20/58 Pages) SMSC Corporation – USB 2.0 Hi-Speed Hub Controller

USB2517/USB2517I
TABLE 7-1:
Reg Addr
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h-53h
54h-91h
92h-Cfh
D0h-F5h
F6h
F7h
F8h
F9h
FAh
FBh
FCh
FDh
INTERNAL DEFAULT, EEPROM AND SMBUS REGISTER MEMORY MAP
R/W
Register Name
Abbr
Internal
Default ROM
SMBus and
EEPROM POR
Values
R/W
Config Data Byte 1
CFG1
9Bh
0x00
R/W
Config Data Byte 2
CFG2
20h
0x00
R/W
Config Data Byte 3
CFG3
00h
0x00
R/W
Non-Removable Devices
NRD
00h
0x00
R/W
Port Disable (Self)
PDS
00h
0x00
R/W
Port Disable (Bus)
PDB
00h
0x00
R/W
Max Power (Self)
MAXPS
01h
0x00
R/W
Max Power (Bus)
MAXPB
32h
0x00
R/W
Hub Controller Max Current
HCMCS
01h
(Self)
0x00
R/W
Hub Controller Max Current
HCMCB
32h
(Bus)
0x00
R/W
Power-on Time
PWRT
32h
0x00
R/W
LANG_ID_H
LANGIDH
00h
0x00
R/W
LANG_ID_L
LANGIDL
00h
0x00
R/W
MFR_STR_LEN
MFRSL
00h
0x00
R/W
PRD_STR_LEN
PRDSL
00h
0x00
R/W
SER_STR_LEN
SERSL
00h
0x00
R/W
MFR_STR
MANSTR
00h
0x00
R/W
PROD_STR
PRDSTR
00h
0x00
R/W
SER_STR
SERSTR
00h
0x00
R/W
Reserved
N/A
00h
0x00
R/W
Boost_Up
BOOSTUP
00h
0x00
R/W
Boost_7:5
BOOST75
00h
0x00
R/W
Boost_4:0
BOOST40
00h
0x00
R/W
Reserved
N/A
00h
0x00
R/W
Port Swap
PRTSP
00h
0x00
R/W
Port Remap 12
PRTR12
00h
0x00
R/W
Port Remap 34
PRTR34
00h
0x00
R/W
Port Remap 56
PRTR56
00h
0x00
DS00001598B-page 20
 2013-2016 Microchip Technology Inc.