Rainbow Electronics LM93 - Manual (Page 6)

Table of Contents
(Continued)
16.7.3 Registers 90–AFh Voltage Limit Registers ................................................................................... 58
16.7.4 Register B0–B1h PROCHOT User Limit Registers ...................................................................... 59
16.7.5 Register B2–B3h Dynamic Vccp Limit Offset Registers ............................................................... 60
16.7.6 Register B4–BBh Fan Tach Limit Registers ................................................................................. 61
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
LM93
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