Circuit Cellar Issue 107 June 1999-PDF

ISSUE 107June 1999 Theme: COMMUNICATIONSTask Manager—Not Just One of the Guys, Elizabeth Laurencot, 2.Reader I/O, 6.New Product News, 8.Low-Cost Software Bell-202 Modem, by Stephen Holland, 12.Designing RS-485 Circuits, by Jan Axelson, 20.A Web-Based Chart Recorder, by Paul Breed, 26.Embedded OSs For Internet Appliances, by David Brooks, 58.Compact Optical Image Scanner, by John Luo, 64.MicroSeries—USB Primer—Part 2: Classes and Drivers, by Jim Lyle, 68.From The Bench—Look Ma, No Hands: The Qproc Touchless Sensor, by Jeff Bachiochi, 74.Silicon Update—XLR8R: Working with Accelerometers, by Tom Cantrell, 78.Priority Interrupt—Servings Per Issue, by Steve Ciarcia, 96.EMBEDDED PC SECTION Nouveau PC, edited by Harv Weiner, 38.Embedded Ethernet Fundamentals, by Aaron Feen, 41.Real-Time PC—Astronomical Issues, Part 3: Filters and Undersampling, by Ingo Cyliax, 45.Applied PCs—Embedded Internet, Part 2: TCP/IP and a 16-bit Compiler, by Fred Eady 51.