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ROM THE BENCH
by Jeff Bachiochi (USA)
Multi-Serial Protocol Tool Armed with a simple serial terminal application on your PC, you can build a multi-serial protocol tool designed to connect from a USB host an I2C, SPI, RS-232/422/485, or Dallas 1-Wire format. You just need to know the format of the data for each device with which you’d like to communicate.
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February 2012 – Issue 259
t seems like every Thanksgiving Day at least one radio station plays “Alice’s Restaurant Massacree.” It’s a rather lengthy musical monologue by Woody Guthrie’s son, Arlo, who is quite the storyteller, just like his Dad. After meandering through visiting with friends, doing good deeds, dumping garbage, getting arrested,
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and a big court battle, we finally get to hear about the draft. For you younger readers, the draft was the U.S.’s method of choosing those who would serve in the military. Each year those (boys) turning 18 would be entered into a lottery drawing. The winners would spend their next years in service of our country.
Photo 1—Multitools made in the U.S. I sized the printed circuit board (PCB) of this project to screw to the cover of a plastic enclosure. This keeps the underside insulated when I place it in my crowded work area, which is usually cluttered with parts, wires, and other short-producing material. CIRCUIT CELLAR®
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www.circuitcellar.com
