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Register Tables
Table 49. ADT7476A REGISTERS
Addr
R/W
0x10
R/W
0x11
R/W
0x20
R
0x21
R
0x22
R
0x23
R
0x24
R
0x25
R
0x26
R
0x27
R
0x28
R
0x29
R
0x2A
R
0x2B
R
0x2C
R
0x2D
R
0x2E
R
0x2F
R
0x30
R/W
0x31
R/W
0x32
R/W
0x38
R/W
0x39
R/W
0x3A
R/W
0x3D
R
0x3E
R
0x3F
R
0x40
R/W
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Desc
Bit 7
Bit 6
Configuration
Extra
V
CCP
Register 6
Slow
Low
Configuration
RES
RES
Register 7
2.5 V
9
8
Measurement
V
9
8
CCP
Measurement
V
9
8
CC
Measurement
5.0 V
9
8
Measurement
12 V
9
8
Measurement
Remote 1
9
8
Temperature
Local
9
8
Temperature
Remote 2
9
8
Temperature
TACH1 Low
7
6
Byte
TACH1 High
15
14
Byte
TACH2 Low
7
6
Byte
TACH2 High
15
14
Byte
TACH3 Low
7
6
Byte
TACH3 High
15
14
Byte
TACH4 Low
7
6
Byte
TACH4 High
15
14
Byte
PWM1 Current
7
6
Duty Cycle
PWM2 Current
7
6
Duty Cycle
PWM3 Current
7
6
Duty Cycle
PWM1 Max
7
6
Duty Cycle
PWM2 Max
7
6
Duty Cycle
PWM3 Max
7
6
Duty Cycle
Device ID
7
6
Register
Company ID
7
6
Number
Revision ID
7
6
Configuration
RES
TODIS
Register 1
ADT7476A
Bit 5
Bit 4
Bit 3
Master
SlaveEn
THERM
SlowFan
En
in
Manual
RES
RES
RES
7
6
5
7
6
5
7
6
5
7
6
5
7
6
5
7
6
5
7
6
5
7
6
5
5
4
3
13
12
11
5
4
3
13
12
11
5
4
3
13
12
11
5
4
3
13
12
11
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
5
4
3
FSPDIS
Vx1
FSPD
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49
Bit 2
Bit 1
Bit 0
SlowFan
SlowFan
Remote
Local
Remote
1
1
RES
RES
Dis
THERM
Hys
4
3
2
4
3
2
4
3
2
4
3
2
4
3
2
4
3
2
4
3
2
4
3
2
2
1
0
10
9
8
2
1
0
10
9
8
2
1
0
10
9
8
2
1
0
10
9
8
2
1
0
2
1
0
2
1
0
2
1
0
2
1
0
2
1
0
2
1
0
2
1
0
2
1
0
RDY
LOCK
STRT
De-
Lock-
fault
able
0x00
Yes
0x00
Yes
0x00
−
0x00
−
0x00
−
0x00
−
0x00
−
0x80
−
0x80
−
0x80
−
0x00
−
0x00
−
0x00
−
0x00
−
0x00
−
0x00
−
0x00
−
0x00
−
0xFF
−
0xFF
−
0xFF
−
0xFF
Yes
0xFF
Yes
0xFF
Yes
0x76
−
0x41
−
0x6B
−
0x04
Yes
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