Circuit Cellar Ink 81
April 1997

Table of Contents

2 Ken Davidson	Task Manager For Want of a Nail
6	Reader I/O Letters to the Editor
8 Harv Weiner	New Product News
12 Ingo Cyliax	Robot Navigation Schemes If you're an autonomous mobile robot, ya gatta know where you're gonna go. Ingo uses the dead-reckoning method for his robots via a Basic Stamp 2, a Vector 2x compass, and an LCD.
20 Keith Doty	Talrik, Jr. A Mobile Programmable, Autonomous Robot If you're in a catch-22 between designing a robot and having a test platform, then meet TJ -- a small robot running on a compact single-chip computer. It provides an affordable, autonomous testing option.
28 Bill Payne	A Networking Primer Part 3: Interconnecting Devices At times, network communication gets as complicated as psycho babble. Bill talks about various network components, explaining the protocols and how to ensure that all the parts can talk to each other.
Embedded PC 36 Harv Weiner	Nouveau PC
Embedded PC 41 Mike Baylis	What's CompactPCI? Moving PCI into the embedded world wasn't easy. But, not only did CompactPCI overcome the limitations of the desktop and industrial PCI, it also developed a format that hosts 3U and 6U boards and bridges to ISA, VME, and STD 32.
Embedded PC 48 Frank Jenkins	PC/104 Quarter HomeR, A Home Vacuum-Cleaning Robot Want a robot that vacuums your house while you're not home to be bothered? Sounds great, right? Frank combines boards from Ampro and ComputerBoards with a three-level C++ program to bring that fantasy closer to reality.
Embedded PC 56 Fred Eady	Applied PCs System Problems? Maybe It's Your BIOS There's a problem. You know how to solve it. You wanna play God and make a great masterpiece. But, incompatibilities between system components and problem restraints are making your solution formless and void. Fred understands.
62 Joe DiBartolomeo	MicroSeries Standards for Electromagnetic Compliance Testing, Part 3: Immunity and Susceptibility Shipping to Europe? Unlike the U.S., the EC requires testing for EMI immunity. You'd better know EC standards for static discharge, fast transients, and radiated EMI fields.
65	Advertiser's Index
70 Jeff Bachiochi	From the Bench You Can Take It With You: Finding Your Way, Electronically This month, Jeff takes the Precision Navigation compass and puts it in a hand-held portable enclosure with a processor, LCD, and power control. His goal: to build a compass that survives a week or two of outback camping.
76 Tom Cantrell	Silicon Update Not Your AVRage MCU When it comes to Atmel's AVR family, Tom feels 8 bits provide plenty of excitement and RISC. It's not high end, but it is highly integrated, offering a load-and-store register-oriented architecture and a 10+ MIPS rate.
96 Steve Ciarcia	Priority Interrupt It's Win-Win and $10,000

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