HEATKEYS

Texas Instruments (TI) is a global analog and digital semiconductor IC design and manufacturing company.

Silicon Labs is a leader in high-performance, analog-intensive, mixed-signal ICs. The company has a diverse portfolio including 8-bit MCUs, broadcast audio and video solutions, embedded modems and clocks and oscillators.

DIY Electronics projects and products.

Parallax website

Microchip provides Microcontroller and Analog Semiconductors, with low-risk product development, lower total system cost and faster time to market.

Electronic Design, a web site and print magazine for electronic design engineers and engineering management.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

IEEE Xplore. Delivering full text access to the world

USB RS232 - FTDI designs and supplies USB semiconductor devices with Legacy support including royalty-free drivers. Application areas include USB RS232, (USB Serial), USB Parallel, USB Docking Stations and upgrades of legacy designs to USB.