{"product_id":"fm4442-contact-smart-card-chip-card-for-hotel-key-card-access-control-system-20","title":"Fm4442 Contact Smart Card Chip Card For Hotel Key Card\/Access Control System (20)","description":"\u003cp\u003eIntroduction:Fm4442 Chip Card Compatible With Sle4442 Cardprovides A Security Code Logic Which Controls The Write\/Erase Access To The Memory.The Fm 4442 Contains A 4-Byte Security Memory With An Error Counter Ec (Bit 0 To Bit 2) And 3 Bytes Reference Data. These 3 Bytes As A Whole Are Called Programmable Security Code (Psc). After Power On The Whole Memory, Except For The Reference Data, Can Only Be Read. Only After A Successful Comparison Of Verification Data With The Internal Reference Data The Memory Has The Identical Access Functionality Of The Sle 4432 Until The Power Is Switched Off. Features:? Byte-Wise Addressing ? Irreversible Byte-Wise Write Protection Of Lowest 32 Addresses (Byte 0 ... 31)  ? 32    1-Bit Organization Of Protection Memory ? Two-Wire Link Protocol  ? End Of Processing Indicated At Data Output ? Answer-To-Reset Acc. To Iso Standard 7816-3 ? Programming Time 2.5 Ms Per Byte For Both Erasing And Writing ? Minimum Of 104 Write\/Erase Cycles1) ? Data Retention For Minimum Of Ten Years1) ? Contact Configuration And Serial Interface In Accordance With Iso Standard 7816 (Synchronous Transmission)Applications: Turnstiles Vender,Parking Meters E-Payment Gaming \u0026amp; Toys Mobile Payment, Paypal, Google Wallet, Ticketing,Point Of Sale, Coupons Tour Guide,Etc\u003c\/p\u003e","brand":"FONGWAH","offers":[{"title":"Default Title","offer_id":44721345200173,"sku":"WBEEAB07GH5162V","price":35.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/9541\/7901\/files\/519NCMfCczL.jpg?v=1773826167","url":"https:\/\/cozymarts.shop\/products\/fm4442-contact-smart-card-chip-card-for-hotel-key-card-access-control-system-20","provider":"Cozymarts","version":"1.0","type":"link"}