EMC6D102-CZC-TR View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
EMC6D102-CZC-TR
SMSC -> Microchip
'EMC6D102-CZC-TR' PDF : 86 Pages View PDF
Fan Control Device with Hardware Monitoring and Acoustic Noise Reduction Features
Datasheet
Chapter 7 Register Set
Definition for the Lock and Start columns:
Yes = Register is made read-only when the related bit is set; No = Register is not made read-only
when the related bit is set.
Table 7.1 Register Summary
Reg Read/
Addr Write
Reg Name
10h R/W
SMSC Test Register
1Dh R/W
Offset Register Ambient
1Eh R/W
Offset Register 2
1Fh R/W
Offset Register 1
20h
R
+2.5V Reading
21h
R
Vccp Reading
22h
R
VCC Reading
23h
R
+5V Reading
24h
R
+12V Reading
25h
R Remote Diode 1 Temp Reading
26h
R
Internal Temp Reading
27h
R Remote Diode 2 Temp Reading
28h
R
Tach1 LSB
29h
R
Tach1 MSB
2Ah
R
Tach2 LSB
2Bh
R
Tach2 MSB
2Ch
R
Tach3 LSB
2Dh
R
Tach3 MSB
2Eh
R
Tach4 LSB
2Fh
R
Tach4 MSB
30h R/W
Note 7.1
PWM1 Current Duty Cycle
31h R/W
Note 7.1
PWM2 Current Duty Cycle
32h R/W
Note 7.1
PWM3 Current Duty Cycle
3Eh
R
Company ID
3Fh
R
Version / Stepping
40h R/W
Note 7.2
Ready/Lock/Start
41h R-C
Note 7.3
Interrupt Status Register 1
42h R-C
Note 7.3
Interrupt Status Register 2
43h
R
VID0-4
44h R/W
2.5V Low Limit
45h R/W
2.5V High Limit
46h R/W
Vccp Low Limit
47h R/W
Vccp High Limit
48h R/W
VCC Low Limit
49h R/W
VCC High Limit
4Ah R/W
5V Low Limit
4Bh R/W
5V High Limit
4Ch R/W
12V Low Limit
4Dh R/W
12V High Limit
4Eh R/W
Remote Diode 1 Low Temp
4Fh R/W
Remote Diode 1 High Temp
50h R/W
Internal Low Temp
51h R/W
Internal High Temp
52h R/W
Remote Diode 2 Low Temp
Bit 7
MSb
7
7
7
7
7
7
7
7
7
7
7
7
7
15
7
15
7
15
7
15
7
7
7
7
VER3
RES
INT2
Bit 6
6
6
6
6
6
6
6
6
6
6
6
6
6
14
6
14
6
14
6
14
6
6
6
6
VER2
RES
D2
Bit 5
5
5
5
5
5
5
5
5
5
5
5
5
5
13
5
13
5
13
5
13
5
5
5
5
VER1
RES
AMB
Bit 4
4
4
4
4
4
4
4
4
4
4
4
4
4
12
4
12
4
12
4
12
4
4
4
4
VER0
RES
D1
Bit 3
3
3
3
3
3
3
3
3
3
3
3
3
3
11
3
11
3
11
3
11
3
Bit 2
2
2
2
2
2
2
2
2
2
2
2
2
2
10
2
10
2
10
2
10
2
3
2
3
2
3
2
STP3 STP2
OVRID READY
5V
VCC
Bit 1
1
1
1
1
1
1
1
1
1
1
1
1
1
9
1
9
1
9
1
9
1
1
1
1
STP1
LOCK
Vccp
Bit 0
LSb
0
0
0
0
0
0
0
0
0
0
0
0
0
8
0
8
0
8
0
8
0
0
0
0
STP0
START
2.5V
Default
Value
00h
00h
00h
00h
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
5Ch
65h
00h
00h
Lock
No
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
Note 7.1
Yes
Note 7.1
Yes
Note 7.1
No
No
Yes
Note 7.2
No
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
ERR2 ERR1 TACH4 TACH3 TACH2 TACH1 RES
12V
00h
No
No
RES RES RES VID4 VID3 VID2 VID1 VID0
N/A
No
No
7
6
5
4
3
2
1
0
00h
No
No
7
6
5
4
3
2
1
0
FFh
No
No
7
6
5
4
3
2
1
0
00h
No
No
7
6
5
4
3
2
1
0
FFh
No
No
7
6
5
4
3
2
1
0
00h
No
No
7
6
5
4
3
2
1
0
FFh
No
No
7
6
5
4
3
2
1
0
00h
No
No
7
6
5
4
3
2
1
0
FFh
No
No
7
6
5
4
3
2
1
0
00h
No
No
7
6
5
4
3
2
1
0
FFh
No
No
7
6
5
4
3
2
1
0
81h
No
No
7
6
5
4
3
2
1
0
7Fh
No
No
7
6
5
4
3
2
1
0
81h
No
No
7
6
5
4
3
2
1
0
7Fh
No
No
7
6
5
4
3
2
1
0
81h
No
No
SMSC EMC6D102
45
DATASHEET
Revision 0.4 (04-05-05)
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