Fm4442 Contact Smart Card Chip Card For Hotel Key Card/Access Control System (20)

Introduction: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 & Toys Mobile Payment, Paypal, Google Wallet, Ticketing,Point Of Sale, Coupons Tour Guide,Etc