EMC6D103-CK SMSC [SMSC Corporation], EMC6D103-CK Datasheet - Page 49

• Manufacturer Part Number: EMC6D103-CK
• Description: FAN CONTROL DEVICE WITH HIGH FREQUENCY PWM
• Manufacturer: SMSC [SMSC Corporation]

Chapter 8 Register Set
Addr
Reg
1Dh
1Eh
1Fh
2Ah
2Bh
2Ch
2Dh
2Eh
2Fh
10h
20h
21h
22h
23h
24h
25h
26h
27h
28h
29h
30h
31h
32h
Note 8.1
Note 8.1
Note 8.1
/Write
Read
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
R
R
R
R
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.
Remote Diode 1 Temp Reading
Remote Diode 2 Temp Reading
PWM1 Current Duty Cycle
PWM2 Current Duty Cycle
PWM3 Current Duty Cycle
Internal Temp Reading
SMSC Test Register
+2.5V Reading
+12V Reading
Vccp Reading
VCC Reading
+5V Reading
Tach1 MSB
Tach2 MSB
Tach3 MSB
Tach4 MSB
Reg Name
Tach1 LSB
Tach2 LSB
Tach3 LSB
Tach4 LSB
Reserved
Reserved
Reserved
Bit 7
MSb
RES
RES
RES
15
15
15
15
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
Table 8.1 Register Summary
Bit 6
RES
RES
RES
14
14
14
14
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
Bit 5
RES
RES
RES
13
13
13
13
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Bit 4
RES
RES
RES
12
12
12
12
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Bit 3
RES
RES
RES
11
11
11
11
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Bit 2
RES
RES
RES
10
10
10
10
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Bit 1
RES
RES
RES
1
1
1
1
1
1
1
1
1
1
9
1
9
1
9
1
9
1
1
1
Bit 0
RES
RES
RES
LSb
0
0
0
0
0
0
0
0
0
0
8
0
8
0
8
0
8
0
0
0
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
Note 8.1
Note 8.1
Note 8.1
Lock
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
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