Snijder Micro Systems
Offers embedded controller with online demonstration and development kit.
http://www.embedded-web.com/

BBC Micro Documentation
Includes documentation of the 6502/6510/8500/8502 instruction set, errata for BBC Micro manuals, Acorn application notes, and WD1770 disk controller programming information.
http://www.cloud9.co.uk/james/BBCMicro/Documentation/

PacComm Packet Radio Systems
GPS receiver,packet modem and micro controller device to controll external RF transmitters.
http://www.paccomm.com/main.html

Xanalog Corporation
Provider of Hardware-in-the-Loop Testing and Rapid Controller Protoyping Software, Hardware, and Simulation Expertise for the Control Systems Engineer.
http://www.xanalog.com/

Micro Chemical and Thermal Systems
The Pacific Northwest National Laboratory, operated by Battelle, is a recognized leader in the development of MICRO-CATS for a variety of applications. Wherever chemical reactions and heat are used, our microsystems can give you important advantages. We invite you to browse our site and contact us about your needs.
http://www.pnl.gov/microcats/

Sitronix Technology Corporation
Manufacturing LCD driver and LCD micro controller units.
http://www.sitronix.com.tw

DIS16
DIS16 - PIC16C5x microcontroller family disassembler.
http://fly.cc.fer.hr/~arsen/dis16/

Velocity
Velocity is an Embedded System design firm. Specializing in MIPS, PowerPC, X86, 68HCX and 68K and TMS320 architectures for its Data Aquisition, Device Control and Internet Appliance designs.
http://www.velocity.ca

Icon
Soft Electronics is new PIC micro-controller graphic programming software designed for Design and Technology and electronics education at secondary 12+ years, FE and HE
http://education.ntu.ac.uk/icon/

PID controller design and tuning on Internet
PID controller laboratory providing free interactive applets for robust PID tuning, design and loop simulation based on known or unknown process model
http://www.pidlab.com