Table of Contents
(Continued)
16.7.3 Registers 90–AFh
16.7.4 Register B0–B1h
16.7.5 Register B2–B3h
16.7.6 Register B4–BBh
16.8 SETUP REGISTERS ............................................................................................................................. 62
16.8.1 Register BCh
Special Function Control 1 (Voltage Hysteresis and Fan Control Filter Enable) ... 62
16.8.2 Register BDh
Special Function Control 2 (Smart Tach Mode Enable and Fan Control Temperature
Resolution Control) ..................................................................................................................................... 63
16.8.3 Register BEh
GPI/VID Level Control ............................................................................................ 63
16.8.4 Register BFh
PWM Ramp Control ................................................................................................ 64
16.8.5 Register C0h
Fan Boost Hysteresis (Zones 1/2) .......................................................................... 64
16.8.6 Register C1h
Fan Boost Hysteresis (Zones 3/4) .......................................................................... 65
16.8.7 Register C2h
Zones 1/2 Spike Smoothing Control ....................................................................... 65
16.8.8 Register C3h
Zones 1/2 MinPWM and Hysteresis ....................................................................... 66
16.8.9 Register C4h
Zones 3/4 MinPWM and Hysteresis ....................................................................... 66
16.8.10 Register C5h
GPO ...................................................................................................................... 67
16.8.11 Register C6h
PROCHOT Override .............................................................................................. 68
16.8.12 Register C7h
PROCHOT Time Interval ...................................................................................... 69
16.8.13 Register C8h
PWM1 Control 1 ................................................................................................... 70
16.8.14 Register C9h
PWM1 Control 2 ................................................................................................... 71
16.8.15 Register CAh
PWM1 Control 3 ................................................................................................... 72
16.8.16 Register CBh
Special Function PWM1 Control 4 ....................................................................... 72
16.8.17 Register CCh
PWM2 Control 1 ................................................................................................... 73
16.8.18 Register CDh
PWM2 Control 2 ................................................................................................... 74
16.8.19 Register CEh
PWM2 Control 3 ................................................................................................... 75
16.8.20 Register CFh
Special Function PWM2 Control 4 ....................................................................... 75
16.8.21 Register D0h–D3h
Zone 1 to 4 Base Temperatures .................................................................. 76
16.8.22 Register D4h–DFh
Lookup Table Steps—Zone 1/2 and Zone 3/4 Offset Temperature ........... 76
16.8.23 Register E0h
Special Function TACH to PWM Binding .............................................................. 77
16.8.24 Register E2h
LM93 Status Control ............................................................................................. 78
16.8.25 Register E3h
LM93 Configuration ............................................................................................... 79
16.9 SLEEP STATE CONTROL AND MASK REGISTERS .......................................................................... 80
16.9.1 Register E4h
Sleep State Control
................................................................................................ 80
16.9.2 Register E5h
S1 GPI Mask ........................................................................................................... 81
16.9.3 Register E6h
S1 Tach Mask ......................................................................................................... 81
16.9.4 Register E7h
S3 GPI Mask ........................................................................................................... 82
16.9.5 Register E8h
S3 Tach Mask ......................................................................................................... 82
16.9.6 Register E9h
S3 Temperature/Voltage Mask ................................................................................ 82
16.9.7 Register EAh
S4/5 GPI Mask ....................................................................................................... 83
16.9.8 Register EBh
S4/5 Temperature/Voltage Mask ............................................................................ 83
16.10 OTHER MASK REGISTERS ............................................................................................................... 84
16.10.1 Register ECh
GPI Error Mask ..................................................................................................... 84
16.10.2 Register EDh
Miscellaneous Error Mask .................................................................................... 84
16.10.3 Register EEh
Special Function Zone 1 Adjustment Offset ......................................................... 85
16.10.4 Register EFh
Special Function Zone 2 Adjustment Offset ......................................................... 85
17.0 Absolute Maximum Ratings ..................................................................................................................... 86
18.0 Operating Ratings
................................................................................................................................... 86
19.0 Data Sheet Version History ...................................................................................................................... 91
20.0 Physical Dimensions ................................................................................................................................ 92
Voltage Limit Registers ................................................................................... 58
PROCHOT User Limit Registers ...................................................................... 59
Dynamic Vccp Limit Offset Registers ............................................................... 60
Fan Tach Limit Registers ................................................................................. 61
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