ADT7476A
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50
Table 49. ADT7476A REGISTERS
(continued)
Addr
Lock-
able
De-
fault
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Desc
R/W
0x41
R
Interrupt Status
Register 1
OOL
R2T
LT
R1T
5.0 V
V
CC
V
CCP
2.5 V/
THERM
0x00
−
0x42
R
Interrupt Status
Register 2
D2
D1
F4P
FAN3
FAN2
FAN1
OVT
12 V/VC
0x00
−
0x43
R/W
VID/GPIO
VIDSEL
THLD
VID 5
VID4/
GPIO4
VID3/
GPIO3
VID2/
GPIO2
VID1/
GPIO1
VID 0/
GPIO 0
0x1F
−
0x44
R/W
2.5 V Low Limit
7
6
5
4
3
2
1
0
0x00
−
0x45
R/W
2.5 V High Limit
7
6
5
4
3
2
1
0
0xFF
−
0x46
R/W
V
CCP
Low Limit
7
6
5
4
3
2
1
0
0x00
−
0x47
R/W
V
CCP
High Limit
7
6
5
4
3
2
1
0
0xFF
−
0x48
R/W
V
CC
Low Limit
7
6
5
4
3
2
1
0
0x00
−
0x49
R/W
V
CC
High Limit
7
6
5
4
3
2
1
0
0xFF
−
0x4A
R/W
5.0 V Low Limit
7
6
5
4
3
2
1
0
0x00
−
0x4B
R/W
5.0 V High Limit
7
6
5
4
3
2
1
0
0xFF
−
0x4C
R/W
12 V Low Limit
7
6
5
4
3
2
1
0
0x00
−
0x4D
R/W
12 V High Limit
7
6
5
4
3
2
1
0
0xFF
−
0x4E
R/W
Remote 1 Temp
Low Limit
7
6
5
4
3
2
1
0
0x81
−
0x4F
R/W
Remote 1 Temp
High Limit
7
6
5
4
3
2
1
0
0x7F
−
0x50
R/W
Local Temp Low
Limit
7
6
5
4
3
2
1
0
0x81
−
0x51
R/W
Local Temp High
Limit
7
6
5
4
3
2
1
0
0x7F
−
0x52
R/W
Remote 2 Temp
Low Limit
7
6
5
4
3
2
1
0
0x81
−
0x53
R/W
Remote 2 Temp
High Limit
7
6
5
4
3
2
1
0
0x7F
−
0x54
R/W
TACH1 Min Low
Byte
7
6
5
4
3
2
1
0
0xFF
−
0x55
R/W
TACH1 Min High
Byte
15
14
13
12
11
10
9
8
0xFF
−
0x56
R/W
TACH2 Min Low
Byte
7
6
5
4
3
2
1
0
0xFF
−
0x57
R/W
TACH2 Min High
Byte
15
14
13
12
11
10
9
8
0xFF
−
0x58
R/W
TACH3 Min Low
Byte
7
6
5
4
3
2
1
0
0xFF
−
0x59
R/W
TACH3 Min High
Byte
15
14
13
12
11
10
9
8
0xFF
−
0x5A
R/W
TACH4 Min Low
Byte
7
6
5
4
3
2
1
0
0xFF
−
0x5B
R/W
TACH4 Min High
Byte
15
14
13
12
11
10
9
8
0xFF
−
0x5C
R/W
PWM1
Configuration
BHVR
BHVR
BHVR
INV
RES
SPIN
SPIN
SPIN
0x62
Yes
0x5D
R/W
PWM2
Configuration
BHVR
BHVR
BHVR
INV
RES
SPIN
SPIN
SPIN
0x62
Yes
0x5E
R/W
PWM3
Configuration
BHVR
BHVR
BHVR
INV
RES
SPIN
SPIN
SPIN
0x62
Yes
0x5F
R/W
Remote 1
T
RANGE
/PWM1
Frequency
RANGE
RANGE
RANGE
RANGE
HF/LF
FREQ
FREQ
FREQ
0XC4
Yes
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