iButtons : Java Glossary

The CurrCon Java Applet displays prices on this web page converted with today’s exchange rates into your local international currency, e.g. Euros, US dollars, Canadian dollars, British Pounds, Indian Rupees… CurrCon requires an up-to-date browser and Java version 1.8, preferably 1.8.0_112. If you can’t see the prices in your local currency, Troubleshoot. Use Firefox for best results.

A series of tiny rugged computers mounted in rings, watches, change purses, clothing etc. They can monitor time and temperature. Some have cryptographic ability. Information is transferred between the iButton and a PC (Personal Computer) with a momentary contact, at up to 142K bits per second. You press the iButton to the Blue Dot receptor, a $15.00 USD pipeline into your PC. The Blue Dot sticks to any convenient spot on the front of your PC and is cabled to the serial or parallel port in the back. ibuttons form the core of the Java Ring.

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