LPC47M112 SMSC Corporation, LPC47M112 Datasheet - Page 137

• Manufacturer Part Number: LPC47M112
• Description: ENHANCED SUPER I/O CONTROLLER WITH LPC INTERFACE
• Manufacturer: SMSC Corporation

Enhanced Super I/O Controller with LPC Interface
Datasheet
SMSC DS – LPC47M112
REGISTER
OFFSET
(hex)
2B
2C
2D
2E
3A
3B
3C
3D
3E
4A
4B
4C
4D
4E
5A
5B
5C
2F
30
31
32
33
34
35
36
37
38
39
3F
40
41
42
43
44
45
46
47
48
49
4F
50
51
52
53
54
55
56
57
58
59
TYPE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
R
R
RESET
HARD
0x00
0x00
0x04
0x00
Note 2
Note 2
Note 3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
POR
0x00
0x00
0x04
0x00
VCC
Note 2
Note 2
Note 3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Page 137
VTR POR
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x05
0x04
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x01
0x00
0x01
0x01
0x01
0x01
0x01
0x01
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x50
0x00
0x00
0x00
0x00
-
-
-
-
-
-
-
-
RESET
SOFT
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
GP20
Reserved – reads return 0
GP24
GP25
GP26
GP27
GP30
GP31
GP32
GP33
GP34
GP35
GP36
GP37
GP40
GP43
GP50
GP51
GP52
GP53
GP54
GP55
GP56
GP57
GP60
GP61
Reserved – reads return 0
GP1
GP2
GP3
GP4
GP5
GP6
Reserved – reads return 0
Reserved – reads return 0
Reserved – reads return 0
Reserved – reads return 0
Reserved – reads return 0
FAN1
FAN2
GP21
GP22
GP41
GP42
Reserved – reads return 0
Fan Control
Fan1 Tachometer Register
Fan2 Tachometer Register
Fan1 Preload Register
Fan2 Preload Register
REGISTER
Rev. 02/02/2005