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35 .Nd National Semiconductor LM78, LM79 and compatible hardware monitors
37 .Cd "lm0 at isa? port 0x280"
38 .Cd "lm1 at isa? port 0x290"
39 .Cd "lm2 at isa? port 0x310"
40 .Cd "lm3 at isa? port 0xa00"
41 .Cd "lm0 at pnpbios0 index ?"
42 .Cd "lm0 at iic? addr 0x2e"
46 driver provides support for the
47 .Tn National Semiconductor
48 LM series hardware monitors and register compatible chips to be used with
53 Most supported devices possess 11 sensors:
54 .Bl -column "Sensor" "Units" "Typical" -offset indent
55 .It Sy "Sensor" Ta Sy "Units" Ta Sy "Typical Use"
56 .It Li "IN0" Ta "uV DC" Ta "Core voltage"
57 .It Li "IN1" Ta "uV DC" Ta "unknown"
58 .It Li "IN2" Ta "uV DC" Ta "+3.3V"
59 .It Li "IN3" Ta "uV DC" Ta "+5V"
60 .It Li "IN4" Ta "uV DC" Ta "+12V"
61 .It Li "IN5" Ta "uV DC" Ta "-12V"
62 .It Li "IN6" Ta "uV DC" Ta "-5V"
63 .It Li "Temp" Ta "uK" Ta "Motherboard Temperature"
64 .It Li "Fan0" Ta "RPM" Ta "Fan"
65 .It Li "Fan1" Ta "RPM" Ta "Chassis Fan"
66 .It Li "Fan2" Ta "RPM" Ta "Fan"
68 for some devices (most Winbond devices) sensor names and numbers will be
71 Due to hardware limitations, fresh sensor data is only available every
74 Chips supported by the
78 .Bl -item -offset indent
80 .Tn National Semiconductor
114 Interrupt support is unimplemented.
116 There are currently no known pnpbios IDs assigned to LM chips.