UHF RFID baxsi alfenta kee alfenta

RFID kawsa wak " kawsa wak" RFID baxsi, toh geytam EPC oyta too kutbeh addat's tengeggele maroh chip. EPC data tag addat tan data lowsiisih addat tan, tohih taagah faxe num RFID reader kee sahlin RFID software edde yantifiqeenim ta tag addat tan data milaagaanam kee data crack abaanam duudaanah. ta caalatal, inki num umaane luk oyta RFID baxsi, limmoyse kaxxa kasaara geele.

Mango lakqo elle geytimta aracal RFID teknoloojih lowsis abak geytimaanamih taagah, RFID sticky notes lowsis abak geytimaanam kaadu kaxxa tuxxiq le. Akah kinnim, RFID tags lowsiisen waytek, shoplifters tama aalatitteh addat geytimta tags oytitte qimmoh addah lowsis gubat haytaah, tohih lakal checkout line fanah beytaah, lakqoh lowsis gubat hayta.

Awayih uddur mango mari edde yantifiqeh yan Gen 2 RFID tag memory 4 exxal kurrumta: lowsis gubat yan caalat, lowsis gubat yan caalat (inkinnah lowsis gubat yan), lowsis gubat yan caalat kee lowsis gubat yan caalat (inkinah lowsis gubat yan caalat).

limmoyse RFID baxsi alfeek geerah, sirri loowo baxsal tan oyta yaysiisoonuh xoqoysil asele. Takkay ikkah, sirri loowoh dammiyo, alfenta, qagitaak kutbe kee qagitaak alfenta tag aracat gactaamak kaxxaam gibdih tan. Faxennal limmoyse baxsa alfeh koox yaaqureh, koox geytimeh yanim kee finqisam duudaamih saami yan. dagal tan sababitteh, anu limoh faysa maytanih alif EPC oyta inkih tan RFID baxsittel.

Inkih tan lakqoh lowsis RFID teknoloojit duqaysimak gersi marih lowsis RFID lowsis strategy lowsis kee lowsis abak geytimaanam faxximta.

UHF baxsi nummaak qunxa kobxiseenah araca. RFID reader dubuh tags addat tan data baxsale amritteh addat yakriyeeh, tohih taagah data elle yakriyeeh, yakriyeeh, RFID electronic tag isih elle yakriye. Addatinoh, atu RFID baxsi mekla essertam duddah.

Chip kobxiseenah exxaaxi kee abnissoh amritte

UHF RFID tags chips EPC C1Gen2 standard (Gen2 protokol uxxuk) lih gexxam faxximta, toh yaanam, inkih tan UHF RFID tags chips addat tan lowsis sissinaaneh addat tan. 4-31 celsiisenta elle tablennal, tag chip elle geytimta arac affara aracal (Banki) kurruuma, tamah Banki 0 Reserved Area (Reserved), Banki 1 Elektiroonik Koox Araca (EPC), Banki 2 Manufacturer Koox Araca (TID), Banki 3 User Area (User) kinni.

keenik fanak, banki 0 tiqobbaroh arac kalah sirri loowoh arac deqsita. namma qaynatih 32-bit sirri loowo tan, toh sirri loowo (Access Password) kee qidi sirri (Kill Password). qidi sirri loowo mangom elle tamixxigem qidi sirri loowo. alfenti amri edde yantifiqqen wak, inkinki arooca chip kawsaanam kee kutbe dubuk gufneh sirri loowo. chip qidam faxa wak, chip inki gabuuk qidam duudah sirri loowo qidak.

Banki 1 gommodmaliyyô sirri aracay, kaxxam yamixxige EPC araca. Gen2 protokol elle yascassennal, naharsi oyti elle geytimam EPC oyta kinnim kee tohih lakal gersi kobxissoh aracal geytimam duudumtah. EPC dariifa sidiica exxal kurrumta:

CRC16 check part ittat 16 bits le, kee EPC elle geytimam angaaraw waktil gitah yanil kinnim cubbusaanamih masquuliyat le.

PC exxa ( portokool kobor) ittat 16 bits le, EPC deddar koborta. nammaytakkoh ixxima qimmo 5 qunxa qunxa 16 atka EPC deddar takkuh. Ceelalloh, PC 96 bits EPC=3000 takke waqdi, naharsi 5 bits 00110, kee 6 takke decimal, 16 celta 96Bit takke. Protokol elle faxximta innal PC 0000 ilaa F100 fanah yan uddur, EPC 0, 32 bit, 64 bit ilaa 496 bit fanah yan uddur kinni. Takkay immay, inkih tan EPC UHF RFID applicationitte 64 bit kee 496 bit fanat yan, toh yaanam PC qimmo 2800 kee F100 fanat yan. Normal applicationitte, ummatta mango uddur PC EPC addat le doori elle faxximta innal, EPC uddur lowsis gubat gactam, mango taqabi kataasele.

EPC exxa, ta exxa eletrooniik koox chip elle geytimam ellecabo duqaysimak assabalta raawo.

Banki 2 murtisso koox araca, kee kulli chip isih baxsale koox le. Footimak 4.3.3 culmal hangi aceele.

3hayto banki doqaysimak kobxiseenah araca. Sittin gey elle yascassennal, tama lowsis arac 0 kinnim takkay immay, mango chips lowsis arac maqmiilwah applicationitte elle faxximta gurral ossimak geytima. mangom yangalen kobxissoh arac 128 qunxa qunxa hinnay 512 qunxa qunxa.

kobxiseenah arac edde radeek geerah baxsi, toh faxximtah mangom edde radduh mango abnissoh amritte Gen2, migaq luk ikriy ( ikriy), wsiirat ( kutbe), alfenta ( alif), kee qid ( qid). Gen2 amritte kaxxam sahlinih, 4 operation amritte dubuk tan, kaadu namma state tan: locked kee unlocked.

Kah kinnim, kiryaati kee kutbeh amritte oyti arac alfimtem kee alle waytam lih axawah taniimih taagah, alfimte amritteh addat qimbisnay. alfenti amri affara kobxissoh aracal affara fidgah amritte le, toh yaanam alif, alif, maytani alfenta, kee maytani alfenta. xer wadba sirri loowo inkih 0 akke wayta way, alif amri xayyooweh.

Kawsi amri, migaq elle yascassennal, kobxissoh aracal tan oyta kawsaanama. kobxiseenah arac alfime kaa tekkek, atu oyti arac guftam duddah gufneh amri kee gufneh sirri loowo. baxsa le kiryaatih abnisso qarwalik 3-2 yambulle.

wiirisiyyi amri kiryaati amri ceela. kobxiseenah arac alfime week, saanih taamitam duudah. kobxiseenah arac alfime kaa tekkek, atu oyti arac guftam faxxam gufneh amri kee gufneh sirri loowo. baxsa le kiryaatih abnisso qarwalik 3-3 yambulle.

qidiyyi amri mano gaba kalti amri chip. inki adda chip qide, toh mangom manoh mataduura. tah alfenti amrih inna hinna too kalah fakkiimam duudah. tiqobbaroh arac alfimeh yanim kee qidiyyi sirri loowo inkih 0s akke wayta way, qidiyyi amri qimbisam duudah. Amolladih, qidiyyi amri dagoomut yantifiqe, kee chip dubuk inki inki sirri hinnay cankah axaw le assabaltooti qidele. atu TID ixxima geytam faxxek chip qideek geera, dubuh yan giti chip fidga abaanama. chip baxcisaanam mango awqenta le, tonnal qaadik tan assabaltootil qidiyyi amri maqimmisin. kalah cugaysoh addat, toh kalah faxximtah gersi mari tet finqisak waasaanam. yayse gitay tiqobbaroh arac alfaanam kee gufneh sirri loowo dacrisaanama.

Murtise bedu TID

Manufacturer ID (TID) iyyaanam chip kee dubuh yan numma le code kinnih tanim kee tet manoh addat tan ximmooma kinni. mango sirri loowo tan ta ixximaamih addat qeltut tan. qarwalik 4-32 taybulleem TID H3 firqanfiir: E20034120614141100734886, anke:

E2 booxal chip qaynat awlisam kee tag qaynat inkih UHF RFID tag chips E2;

003 booxa murtisso koox, kee 03 solta Alien Teknoloojih; naharsi qaynatih kood 8 hinnay 0. Ceelalloh, Impinj kood inkih E2801 qimmisa.

412 booxa chip qaynat Higgs-3 awlisa;

Tama 64 bits chip serial number kinnim kee 64 bits 2 ilaa 64hayto cayla kinnim tamixxige. tah dumaak astiroonomih ixxima. Ardi bagul tan kulli qiddeyti loowoh addat tan, tohih taagah qagaaqagitak loowoh taqabih addat tan.