EMC6D102 SMSC Corporation, EMC6D102 Datasheet - Page 46

• Manufacturer Part Number: EMC6D102
• Description: Fan Control Device
• Manufacturer: SMSC Corporation

Revision 0.4 (06-15-06)
Addr
Reg
5Ah
5Bh
5Ch
5Dh
5Eh
5Fh
6Ah
6Bh
6Ch
6Dh
6Eh
6Fh
7Ah
7Bh
7Ch
7Dh
7Eh
7Fh
53h
54h
55h
56h
57h
58h
59h
60h
61h
62h
63h
64h
65h
66h
67h
68h
69h
70h
71h
72h
73h
74h
75h
76h
77h
78h
79h
80h
81h
82h
83h
84h
85h
86h
Note 7.4
Read/
Write
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
R
R
Min/Off, PWM1 Ramp Rate Con-
PWM 2, PWM3 Ramp Rate Con-
Interrupt Enable 2 (Fan Tachs)
PWM 1 MINIMUM Duty Cycle
PWM 2 MINIMUM Duty Cycle
PWM 3 MINIMUM Duty Cycle
Interrupt Enable 1 (Voltages)
Remote Diode 2 High Temp
Zone 1 Temp Absolute Limit
Zone 2 Temp Absolute Limit
Zone 3 Temp Absolute Limit
Zone 1 Range/PWM 1 Fre-
Zone 2 Range/PWM 2 Fre-
Zone 3 Range/PWM 3 Fre-
Zone 1, Zone 2 Hysteresis
A/D Converter LSbs Reg 1
A/D Converter LSbs Reg 2
Special Function Register
Interrupt Enable 3 (Temp)
TACH_PWM Association
Zone 1 Low Temp Limit
Zone 2 Low Temp Limit
Zone 3 Low Temp Limit
XOR Test Tree Enable
Tach1 Minimum MSB
Tach2 Minimum MSB
Tach3 Minimum MSB
Tach4 Minimum MSB
PWM 1 Configuration
PWM 2 Configuration
PWM 3 Configuration
Tach1 Minimum LSB
Tach2 Minimum LSB
Tach3 Minimum LSB
Tach4 Minimum LSB
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
SMSC Test Register
Zone 3, Hysteresis
Configuration
Reg Name
Reserved
Reserved
Reserved
quency
quency
quency
trol
trol
Table 7.1 Register Summary (continued)
Fan Control Device with Hardware Monitoring and Acoustic Noise Reduction Features
RD2.3
ZON2
ZON2
ZON2
RAN3
RAN3
RAN3
RR2E
AVG2
V12.3
MSb
OFF3
TST7
TST7
TST7
TST7
TST7
Bit 7
H1-3
H3-3
RES
RES
RES
RES
RES
RES
RES
RES
RES
VCC
RES
RES
RES
RES
INIT
T4H
15
15
15
15
7
7
7
7
7
7
7
7
7
7
7
7
7
7
Note 7.7
RR2-2
SMSC
RD2.2
ZON1
ZON1
ZON1
RAN2
RAN2
RAN2
OFF2
AVG1
V12.2
TST6
TST6
TST6
TST6
TST6
TST6
DATASHEET
Bit 6
H1-2
H3-2
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
12V
T4L
14
14
14
14
6
6
6
6
6
6
6
6
6
6
6
6
6
6
Note 7.7
RR2-1
SMSC
RD2.1
ZON0
ZON0
ZON0
RAN1
RAN1
RAN1
AVG0
V12.1
OFF1
TST5
TST5
TST5
TST5
TST5
TST5
Bit 5
H1-1
H3-1
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
T3H
5V
13
13
13
13
46
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Note 7.7
SUREN
TACH4
RR2-0
SMSC
RAN0
RAN0
RAN0
RD2.0
V12.0
TST4
TST4
TST4
TST4
TST4
TST4
Bit 4
H1-0
H3-0
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
RES
T3L
INV
INV
INV
12
12
12
12
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Note 7.7
TACH3
SMSC
VCCP
RD1.3
RR1E
RR3E
TRDY
D2EN
TST3
TST3
TST3
TST3
TST3
TST3
TST3
TST3
TST3
TST3
TST3
TST3
AM.3
Bit 3
RES
RES
RES
RES
RES
RES
H2-3
RES
RES
RES
RES
RES
T2H
11
11
11
11
3
3
3
3
3
3
3
3
3
3
3
3
3
3
TACH2
SPIN2
SPIN2
SPIN2
RR1-2
RR3-2
INTEN
RD1.2
FRQ2
FRQ2
FRQ2
D1EN
TST2
TST2
TST2
TST2
TST2
TST2
TST2
TST2
TST2
TST2
TST2
TST2
AM.2
Bit 2
H2-2
RES
RES
RES
RES
RES
RES
25V
T2L
10
10
10
10
2
2
2
2
2
2
2
2
2
2
2
2
2
2
TACH1
SPIN1
SPIN1
SPIN1
RR1-1
RR3-1
P2INT
RD1.1
FRQ1
FRQ1
FRQ1
MON-
TST1
TST1
TST1
TST1
TST1
TST1
TST1
TST1
TST1
TST1
TST1
TST1
Bit 1
H2-1
AMB
AM.1
RES
RES
RES
RES
RES
RES
T1H
MD
1
1
9
1
9
1
9
1
9
1
1
1
1
1
1
1
1
1
Note 7.5
SPIN0
SPIN0
SPIN0
RR1-0
RR3-0
RD1.0
FRQ0
FRQ0
FRQ0
LPMD
T3INT
TACH
TEMP
TST0
TST0
TST0
TST0
TST0
TST0
TST0
TST0
TST0
TST0
TST0
TST0
VOLT
AM.0
Bit 0
LSb
H2-0
RES
XEN
RES
RES
RES
T1L
0
0
8
0
8
0
8
0
8
0
0
0
0
0
0
0
0
0
Default
Value
FFh
FFh
FFh
FFh
FFh
FFh
FFh
FFh
C3h
C3h
C3h
5Ah
5Ah
5Ah
ECh
1Eh
A4h
0Eh
7Fh
62h
62h
62h
00h
00h
80h
80h
80h
64h
64h
64h
44h
40h
00h
N/A
N/A
N/A
09h
09h
09h
09h
09h
09h
00h
00h
00h
40h
00h
10h
00h
00h
N/A
N/A
SMSC EMC6D102
Note 7.4
Lock
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Datasheet
Start
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No