@▷ Smartcard controlled Lock with Relay | Diagram for Schematic

Smartcard controlled Lock with Relay

This design uses a smart card to enable a relay. A Nutchip recognizes its mating smart card among thousand similar ones, because you choose the code to be programmed in the card’s memory. No speacilized knowledge is necessary, as we supply the card program and codes. Nutchip truth table is simple as well, so you should be able to adapt it to your needs (e.g., adding more than one card, or timing the relay). Even in its actual form, the board is ready to work in many useful applications: open gates e.g. for park lots. access control to gyms, swimming pools, tennis play fields. switch on central heating or showers, or the football field lights. enable TV viewing, photocopyng, faxing, coffe machine use, telephones etc. ..

Read more source:http://www.nutchip.com/progetti/card/card_en.htm

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Electronic Control, alarm systems