ADT7476_16 Datasheet, PDF (51/68 Pages) ON Semiconductor – Remote Thermal Controller and Voltage Monitor

ADT7476
Table 49. ADT7476 REGISTERS (continued)
Addr
0x64
0x65
0x66
0x67
0x68
0x69
0x6A
0x6B
0x6C
0x6D
0x6E
0x6F
0x70
0x71
0x72
0x73
0x74
0x75
0x76
0x77
0x78
0x79
0x7A
0x7B
0x7C
0x7D
0x7E
0x7F
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/W
R/W
R/W
R/W
R
R
Desc
PWM1 Min Duty
Cycle
PWM2 Min Duty
Cycle
PWM3 Min Duty
Cycle
Remote 1 Temp
T_MIN
Local Temp
T_MIN
Remote 2 Temp
T_MIN
Remote 1
THERM Limit
Local THERM
Limit
Remote 2
THERM Limit
Remote 1 and
Local Temp/T_MIN
Hysteresis
Remote 2
Temp/T_MIN
Hysteresis
XNOR Tree Test
Enable
Remote 1 Temp
Offset
Local Temp
Offset
Remote 2 Temp
Offset
Configuration
Register 2
Interrupt Mask
Register 1
Interrupt Mask
Register 2
Extended
Resolution
Register 1
Extended
Resolution
Register 2
Configuration
Register 3
THERM Timer
Status
THERM Timer
Limit
TACH Pulses
per Revolution
Configuration
Register 5
Configuration
Register 4
Test 1
Test 2
Bit 7
7
7
7
7
7
7
7
7
7
HYSR1
HYSR2
RES
7
7
7
RES
OOL
D2
5.0 V
TDM2
DC4
TMR
LIMT
FAN4
R2
THERM
BpAtt
12 V
Bit 6
6
6
6
6
6
6
6
6
6
HYSR1
HYSR2
RES
6
6
6
CONV
R2T
D1
5.0 V
TDM2
DC3
TMR
LIMT
FAN4
Local
THERM
BpAtt
5.0 V
Bit 5
5
Bit 4
4
5
4
5
4
5
4
5
4
5
4
5
4
5
4
5
4
HYSR1 HYSR1
Bit 3
3
3
3
3
3
3
3
3
3
HYSL
Bit 2
2
2
2
2
2
2
2
2
2
HYSL
HYSR2 HYRS
RES
RES
RES
5
5
5
ATTN
LT
F4P
V_CC
RES
4
4
4
AVG
R1T
FAN3
V_CC
RES
3
3
3
Fan3
Detect
5.0 V
FAN2
V_CCP
RES
2
2
2
Fan2
Detect
VCC
FAN1
V_CCP
LTMP
LTMP
TDM1
TDM1
DC2
DC1
FAST
BOOST
TMR
TMR
TMR
TMR
LIMT
LIMT
LIMT
LIMT
FAN3
FAN3
FAN2
FAN2
R1
THERM
VID/
GPIO
GPIO6P GPIO6D
BpAtt
V_CCP
BpAtt
2.5 V
Max
Speed
on
THERM
THERM
Disable
DO NOT WRITE TO THESE REGISTERS
DO NOT WRITE TO THESE REGISTERS
Bit 1
1
1
1
1
1
1
1
1
1
HYSL
RES
RES
1
1
1
Fan1
Detect
VCCP
OVT
2.5 V
12 V
THERM/
2.5 V
TMR
LIMT
FAN1
Temp
Offset
PIN14
FUNC
Bit 0
0
0
0
0
0
0
0
0
0
HYSL
RES
XEN
0
0
0
Fan
PresDT
2.5 V/
THERM
12 V/VC
2.5 V
12 V
ALERT
ASRT/T
MRO
LIMT
FAN1
2sC
PIN14
FUNC
De-
fault
0X80
Lock-
able
Yes
0X80 Yes
0X80 Yes
0X5A Yes
0X5A Yes
0X5A Yes
0X64 Yes
0X64 Yes
0X64 Yes
0X44 Yes
0X40 Yes
0X00 Yes
0X00 Yes
0X00 Yes
0X00 Yes
0X00 Yes
0X00
−
0X00
−
0X00
−
0X00
−
0x00 Yes
0x00
−
0x00
−
0x55
−
0x01 Yes
0x00 Yes
0x00 Yes
0x00 Yes
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