I²C, SMBus and hardware monitoring references

• I²C
• General overview
• I²C FAQ
• Philips, the I²C developers

This site contains many example programs
• Simon Vogl's I²C-Bus for Linux Page and U.S. Mirror
• Simon's I²C newsgroup
• SMBus
• SMBus specification documents
• I²C and SMBus implementations
• Acer Labs M1533/M1543C

Acer Labs SMBus adapter, integrated with many other functions.
• Intel PIIX4 (82371AB)

Intel SMBus adapter, integrated with many other functions. There are datasheet for most chipsets.
• VIA South Bridge (VT85C586B)

VIA I²C adapter, integrated with many other functions. There is a separate section with datasheets.
• Hardware monitoring chips
• National Semiconductors

LM75/78/79/80 reference sheets.
• Winbond

W83781D, W83782D, W83783S and W83627HF chips. Data sheets can be found here for most Winbond chips.
• Analog Devices

ADM1021 and ADM9240 reference sheets
• Linear Technologies

LTC1710 data sheets
• Genesys Logic

GL518SM and GL520SM data sheets
• Hewlett Packard

HP Maxilife (datasheets only under NDA...)
• Silicon Integrated Systems Corp.

SIS5595 data sheets
• Maxim

MAX1617 data sheets
• Dallas

DS1780 data sheets
• Other protocol information
• IPMI documentation

Intelligent Platform Management Interface, a standard for hardware monitor chip reading
• Hardware Monitoring Applications using the lm_sensors package
• A web-based hardware monitor

This is created by Phil Edelbrock, one of our main project contributors
• GLS

Stijn Jonker's program to make nice graphs of the lm_sensors output. Recommended. Requires mysql package.
• GnomeSensors

Brendon Humphrey's Gnome display program for lm_sensors. Nice. Recommended.
• klm

Brendon Humphrey's KDE display program for lm_sensors.
• MonitorSensors

Daniel Schudel's Gnome display program for lm_sensors. Requires GTK--.
• Procmeter

A comprehensive system monitoring package. Nice desktop app. Recommended.
• Sensors Server

Nice client/server application with a html-embedded Java applet. sentinelle, a daemon which warns you when your sensor readings reach critical values.
• wmlm78/wmsensors homepage

wmlm78 and wmsensors are graphical extensions of lm_sensors, which can be docked in Window Manager.
• Other Hardware monitoring implementations (not using lm_sensors)
• Motherboard Monitor

A very comprehensive package for Windows. Supports many many devices. Also has a great database of motherboards.
• Alexander Larsson's lm78 module

This is the original module lm_sensors is based upon
• Ronald Schmidt's lm78 module
• Beowulf project lm78 module

Written by Erik Hendriks. This Nasa site may have a newer version. There is also SCMS Cluster Management for Beowulf clusters available, which supports the LM78 through the above kernel module.
• txwd, another lm78 module
• András Major's LM75 module, and graphical monitor for it
• Solaris drivers for the LM78
• Other useful tools
• CPUBURN

CPU-heating program to stress-test marginally-cooled systems and test lm_sensors.
• Other things
• Recursive Make considered Harmful

A paper on which the version 2 Makefile is based
• Building a temperature sensor using a thermistor An article on the 3D Hardware site.
• NTC Thermistor Guide

A comprehensive description of the physics and mathematics of NTC Thermistors
• Standard Manufacturers Identification Code

The official list of Manufacturer IDs for EEPROMs.