IDESCO-logo

Tobu Marcus Mouya Running Mobile Ready Reader

IDESCO-RFID-Mobile-Ready-Reader- PRODUCT-IMAGE

Zvinotsanangurwa

  • Zita reChigadzirwa: RFID Reader
  • Shanduro: 1.04
  • Mugadziri: Idesco
  • Nzvimbo: Elektroniikkatie 4, 90590 Oulu, Finland
  • Contact: Tel. +358 (0)20 743 4175, Email: info@idesco.idesco

Mirayiridzo Yekushandiswa Kwechigadzirwa

Nhanganyaya
Tikugashirei kune RFID muverengi mushandisi bhuku. Gwaro iri richakubatsira kuti unzwisise nzira yekusarudza iyo chaiyo RFID muverengi kune zvaunoda.

Matambudziko Enzvimbo Yenzvimbo

Paunenge uchisarudza RFID muverengi, funga zvinotevera zvinhu:

  • Tembiricha: Ita shuwa kuti RFID muverengi anogona kushanda mukati meinodiwa tembiricha renji.
  • Kuvhunduka, Kuparadza, uye Kupfeka: Sarudza muverengi ane makiyipadhi akasimba kuti uwedzere kuvimbika uye tamper resistance.
  • Unyoro, Guruva, uye Makemikari: Sarudza muverengi asingawirirani nezvinhu izvi.
  • Metal Surfaces: Funga nezvekukanganisa kwesimbi pamusoro pekuita kwemuverengi.
  • Kugona-kuisa: Sarudza muverengi ari nyore kuisa munzvimbo yako.
  • Chitarisiko uye Dhizaini yeVaverengi: Sarudza muverengi anoenderana neaesthetics yenzvimbo yako.

Zvido zvehunyanzvi zveSetting yako

Sarudza izvo zvinodiwa zvehunyanzvi zvichibva pane yako chaiyo marongero:

  • Access Control: Funga nezvemaprotocol anodiwa pakuwana control system.
  • Kuzivikanwa kweMota uye Logistics: Sarudza muverengi anokodzera zvinangwa zvekuzivikanwa kwemotokari.
  • Access Control Identification Protocols: Ita shuwa kuenderana nemaprotocol ekuzivikanwa.
  • Mobile Identification: Tarisa kana muverengi achitsigira nzira dzekuziva mafoni.
  • Interfaces: Simbisa nzvimbo dziripo dzekubatanidzwa nemamwe masisitimu.

FAQ

  • Mubvunzo: Ndinoziva sei kana muverengi weRFID achienderana neyangu access control system?
    A: Tarisa maitiro ehunyanzvi eese ari maviri RFID muverengi uye yako yekuwana yekudzora system kuti uone kuenderana. Unogonawo kubvunza mugadziri kuti uwane rumwe rubatsiro.
  • Mubvunzo: Muverengi weRFID anogona kumira nehutsinye kwezvakatipoteredza mamiriro ezvinhu?
    A: Sarudza muverengi akagadzirirwa kumira zvakatipoteredza zvinhu zvakaita sehunyoro, huruva, kusiyana kwetembiricha, uye muviri tampering yekushanda kwakavimbika mumamiriro ezvinhu akaoma.

Nhanganyaya

Radio Frequency Identification (RFID) ndeyechokwadi, inodhura-inoshanda uye yakachengeteka yekuzivikanwa tekinoroji iyo inoda kusabatwa kana mutsara wekuona pakati pechinhu chakazivikanwa nemuverengi. Nekuda kweizvi, RFID inobvumira kuteedzera kwakaringana kwevanhu vanofamba, mota, zvigadzirwa uye zvikamu, kudzikisa zvakanyanya zviwanikwa mukuenzanisa nekunyora kwemanyorero. Payakanyanya kukosha, RFID system ine transponder ine data, uye muverengi kubvunza data rayo kana transponder yasvika pedyo zvakakwana. Vanowanzo kupetwa nedatabase, kazhinji mune server server. RFID inouya mune yakakura akawanda akasiyana matekinoroji nemhando dzemidziyo.

Pamwe chete, ivo vanopa misiyano yakakura mukuverengera kureba, huwandu hwedata, chengetedzo, nzvimbo dzekutarisana, kusimba uye humwe hunhu. Saiti yako yakasarudzika zvinodiwa uye nharaunda inodzika zvakanyanya kuti ndeapi matekinoroji, zvishandiso zvaunofanirwa kufunga nezve kuendesa. Gwaro iri rinokubatsira kufamba kuburikidza nezvinhu zvakasiyana izvo zvinozopedzisira zvadzoreredza sarudzo dzako kana uchisarudza RFID tekinoroji nemidziyo. Tichatanga nekufunga mibvunzo miviri yakakosha kubatsira kuronga kutenga RFID muverengi: ibasa ripi richange richiitwa nemuverengi wako muhurongwa hwako? Munzvimbo ipi yauchaisa muverengi iyeye? Tichapedzisa nechidimbu chezvekutanga maficha evaverengi veIdesco anoratidza kuti nei vangave sarudzo yakanakisa kune yako system.

IDESCO-RFID-Mobile-Ready-Reader- (2)

RFID vaverengi uye tags

Matambudziko enzvimbo yesaiti

Kumisikidzwa kweRFID kunogona kusiyanisa zvakanyanya, kubva kunyaradzo-inodzorwa muhofisi nharaunda kusvika kune yakaomarara maindasitiri kana ekunze marongero, uko vaverengi uye transponders vanooneswa nekupisa kwakanyanya, kutonhora, zuva, hunyoro, tsvina uye akasiyana makemikari. Izvi zvakasiyana-siyana zvemamiriro zvinoisa zvinodikanwa zvakasiyana zvakasiyana kune vaverengi.

Tembiricha
Vazhinji vagadziri veRFID vaverengi vanovimbisa kuchengetedza kwekutanga uye tembiricha yekushanda kwevaverengi vavo. Nekudaro, kana saiti yako ichizoratidzwa kune tembiricha yakanyanyisa, zvakakosha kuti utarise chiyero chemuverengi usati watenga. Vazhinji vaverengi veIdesco vanomira tembiricha kubva -40… +65 °C sezvakanyorwa kubva mukuyedzwa.

Kuvhunduka, kuparadza uye kupfeka
Dzimwe nzvimbo dzinowanzozviwana dziine mukana wekuparadza. Kana kuti ungangoda kuisa muverengi munzvimbo iyo inogona kutsigira mamwe marudzi ekukanganisa. Hungwaru nguva dzose kuronga mikana yakadaro pakusarudza muverengi wenzvimbo dzingangofumurwa. Idesco's Basic dzimba inonakidzwa nepamusoro-soro durability kirasi IK-10 yeEN 62262 yakajairwa, yakaratidza kushingirira zvinokanganisa makumi maviri ejoules. Idesco's Slim, Sim Pin, VS, VS Pin, VM, VM Pin uye Desktop dzimba ndedzeiyo inotevera yepamusoro-soro kirasi kirasi, IK-20, inopesana nemhedzisiro inosvika gumi joules. Kuomarara kwakadaro kunogoneka nekuti ese eIdesco muverengi zvemagetsi anokandwa mu epoxy mukati medzimba dzavo, zvichiita kuti asajairika kurwisa kuvhunduka, ukuwo achiita kuti asapindike kune zvinwiwa. Ziva kuti chivharo chepurasitiki chakazadzwa neakaomarara, chakaomeswa epoxy chinozoratidza kuti chinoramba kukanganiswa kupfuura kunyange negomba simbi dzimba.

IDESCO-RFID-Mobile-Ready-Reader- (3)

Epoxy kuzadza mukati memuverengi

Durable keypads anowedzera kuvimbika
Kana iwe uchifanira kuendesa pini pad muverengi, yeuka kuti mazhinji anoshandisa makiyipadhi anofambisa anogona nyore kuunganidza tsvina, huruva, kana kugadzira aizi pakati pemakiyi, pakupedzisira achivadzivirira kushanda. Mamwe makiyi anofambisa anowanzoratidza kuve nyore kukuvadza kana kuparadza. Hungwaru kusarudza pini pad muverengi nekungwarira kana ichizosangana nemamiriro ekunze, kukuvara kunogona kuitika kana kuparadza.
Ichi ndicho chikonzero Idesco inogadzira pini pads isina kufamba makiyi, ichishandisa capacitive tekinoroji.

IDESCO-RFID-Mobile-Ready-Reader- (4)

Keypad isina zvikamu zvinofamba

Tampers
Tampers muvaverengi inogona kuve yakakosha kuchengetedza chimiro. Tamper yakamisikidzwa kuti ivhure uye kutumira alarm kune yako system kana mumwe munhu akaedza kubvisa muverengi kubva kumusoro kwayo. Izvi zvinowanzoitika kana mumwe munhu akatsvaga kuwana muverengi emukati memagetsi kana kubatana kwayo kune iyo host system. Saka, tamper maalarm anopa yako saiti uye sisitimu ine imwe nhanho yekudzivirira. Vaverengi veIdesco vanoshandisa optical pachinzvimbo chemakanika tampers. Optical tampers inopa kuvimbika kukuru kupfuura mechanic tampavo vanojaira kuvhundutsira zvenhema. Zvakare, nyevero dzenhema dzinoda kushanya kunodhura kugadzirisa. Ndicho chimwe chikonzero isu tinoshandisa optical tampers: kubatsira kuchengetedza mari yako yakaderera. Idesco embeds tampers mune ese ayo anonyanya kufarirwa ekuwana control kuverenga.

Unyoro, guruva nemakemikari
Kazhinji, vaverengi veRFID uye transponders vanogona kugadzirwa kuti vashande zvakavimbika mumamiriro ezvinhu akaoma uye zvigadziriso zveindasitiri. Zvisinei, IP-yemuverengi ndiyo inonyanya kuratidza kuti yakakodzera kune mamiriro ekunze ane unyoro kana guruva. Vese vaverengi veIdesco vane tambo yekubatanidza vane IP67 yekudzivirira classification, zvichireva kuti vanokodzera nharaunda dzese uye vanogona kutonyudzwa mumvura.

IDESCO-RFID-Mobile-Ready-Reader- (5)

Vagadziri vanowanzovimbisa hushoma IP ratings, tembiricha mazinga uye kusimba makirasi emidziyo yavo. Izvi zvinokuudza mumamiriro api aunogona kuendesa vaverengi vavo nekuvimbika.

Metal surfaces
Kuisa pamusoro penzvimbo dzesimbi kunogona kukanganisa mashandiro emuverengi weRFID. Nyaya yenzvimbo dzesimbi inomuka nekuti mafambisirwo esimbi anosanganisirwa nesimba rinoburitswa nemudziyo, kugadzira magineti edhidhi yemagetsi pasi pechishandiso, kazhinji ichipfupisa nzvimbo yayo yekuverenga (ona mufananidzo, peji rinotevera). For example, nepo vese vaverengi vemakadhi eIdesco vakangwara vanogona kuiswa pamusoro pesimbi, nzvimbo yavo yekubvunzurudza yakatsanangurwa ichave ipfupi pavari kupfuura pane isiri-inoitisa nzvimbo.

Makore apfuura, Idesco yakagadzira mahwendefa ekuisa evaverengi vayo kuti vagadzirise dambudziko iri. Aya mahwendefa anosimudza vaverengi veIdesco akakwira zvakakwana pamusoro pesimbi, achidzikisa zvakanyanya eddy mafungu anodzikisira kuverenga madaro panzvimbo dzakadai dzesimbi. Idesco yakazogadzira simbi yenhoo mahwendefa kuti ikwidze advan hurutage of metal surfaces: anonyatso dzivirira vaverengi kubva kune mumwe nemumwe akaiswa kumashure-kumashure kumativi akatarisana emadziro. Vaverengi vakaiswa padhuze pasina kudzivirira vanogonawo kudzikisira nzvimbo yekuverenga yemumwe nemumwe

IDESCO-RFID-Mobile-Ready-Reader- (6)

Eddy currents (miseve mitsvuku)

Kuisa-kugona
Kuronga nzvimbo yemuverengi kugadzirisa zvinhu zvakaita sekureruka kwemushandisi kunombodzikamisa zviyero zvevaverengi zvaunogona kugara ipapo. Unogona kuzviwana zvine hungwaru kutenga vagadziri vezvitoro vanokwanisa kukupa dzakasiyana siyana masaizi edzimba, anokwana marongero akasiyana, akadai semadhoo madiki, masokisi emagetsi, michina yekutengesa, nezvimwewo.tage kwauri uchave mugadziri anokwanisa kuona nzira dzekudzikisa yako wega mari yekuisa kana kugonesa kutumirwa kwakagadzirirwa mukati memamwe maturusi senge mota kana mashini ekutengesa.

Idesco inoita kuti Basic, Slim, Slim Pin, VS uye VS Pin vaverengi vanyatso kuisirwa pamasuo akamanikana, nepo VM neVM Pin dzimba dzikwane pamusoro uye kutsiva akajairwa zvigadziko zvemagetsi. Chokwadi, paunoisa VM kana VM pini vaverengi pamusoro pezvigadziko, unogona kushandisa zvakasununguka maburi emagetsi socket kubatanidza mudziyo wako. Chekupedzisira, pakutsiva vaverengi venhaka nevaverengi veIdesco, mahwendefa ekuisa ataurwa pamusoro anoratidza kubatsira zvakapetwa nekuvhara maburi ekare evaverengi, zvichiita kuti kuisirwa nekukurumidza uye kuve nyore. Idesco inopawo yakasanganiswa RFID module yekumisikidza mune mamwe madivayiri senge otomatiki, vending, muchina, nezvimwewo, ichikurega iwe utore data, kudzora kuwana kana kuona vashandisi mune akasiyana marongero.

IDESCO-RFID-Mobile-Ready-Reader- (7)

Kuiswa uye nhovo ndiro

Chitarisiko uye magadzirirwo evaverengi
Muzvivakwa zvakasarudzika muverengi wekutonga anowanzoonekwa sechikamu chekunaka kwechimiro. Mune marongero akadai, zvinogona kuve zvakakosha kuti usarudze mugadziri ane huwandu hwedzimba dzinopa mutengi wako sarudzo dzekusangana nechero aesthetic zvinonetsa zvavanazvo. Idesco inogadzira ese ayo ekupinda ekudzora ekuverenga kuti ave akatsvinda achiri akavimbika akasimba mune zvekunze zvigadziriso zvinosangana nehutsinye, mamiriro asina kunaka. Nekudaro, isu takagadzira uye nekupa yakakwenenzverwa, emhando yematombo edzimba uye akakwenenzverwa-akagadzirwa emapuranga edzimba akagadzirirwa kunatswa emukati marongero ane IP60 chete kirasi yekudzivirira.

Zvido zvehunyanzvi zvegadziriro yako

Mamiriro ehunyanzvi emuverengi anoona kukodzera kwayo kune yako yakarongwa kutumira. Iwe unofanirwa kunzwisisa zvakajeka zvese zvakarongwa system yako inotarisirwa kuita - nhasi pamwe neramangwana. Muverengi wako achasangana sei nehurongwa? Zvakakwana here kuti vaverengi vanongotaurirana nenzira imwe chete, nekutumira data kune system, kana iwe unoda nzira mbiri dzekutaurirana kuenda nekubva kuhurongwa? Ndeipi chinhambwe icho vashandisi-vanozotarisirwa kuunza transponders avo? Ndezvipi zvinodiwa zvekuchengetedza izvo system yako yakarongwa inoisa pane muverengi? Ko transponder uye zvitupa zvinoda kuvharirwa, kana kuti kwete? Kana isina kuvharirwa nhasi, une chokwadi chekuti hazvingambo chinja mune ramangwana? Zvese izvi zvinhu (uye nezvimwe, ona pazasi) tarisa kana hunyanzvi hwemuverengi wehunyanzvi uye kugona kunoita kuti ive yakakodzera kune yako yakarongwa system. Saka, kunyatsotarisisa uye kutsunga kwezvose izvi zvinhu zvinozoita kuti sarudzo yako yemuverengi yehurongwa ihungwaru.

Kuverenga kure - chii chaunoronga kuzivisa?
Vaverengi veRFID vanoshanda pamafrequency e125 kHz (LF, Low Frequency) uye 13,56 MHz (HF, High Frequency) vanopa madaro ekuverenga anowanzo ari vaviri kana masendimita mashoma. Kusiyana neizvi, 868 MHz (UHF, Ultra High Frequency) vaverengi vanobvumidza kutengeserana pamadaro akakura, kunyangwe kusvika kumakumi emamita zvichienderana nekuti iwe unosarudza inoshanda kana inongoita yeUHF tekinoroji. Nekudaro, nekuti matekinoroji eUHF anodhura zvakanyanya uye haana kunyatsokodzera mapfupi-manyorerwo ekushandisa anowanzo kusarudzirwa kutumirwa kunodiwa kureba kwakadaro. Ex yakanakaampLe chiziviso chemotokari, chezvitumba zvekubhadharisa nemasuo ekupaka, kana zvinhu, zveexample. Ngatitangei nekutarisa papfupi renji yekuwana control.

Access control
Access control, yekuzivisa vanhu, inenge inogara ichitumira ingave 125 kHz uye 13,56 MHz frequency vaverengi. Musiyano mukuru pakati peaya mafrequency maviri huwandu hwe data inogona kutamiswa panguva yekubvunzurudzwa. Sezvo kumhanya kwedhata kwe125 kHz kuri kunonoka ka100 pane 13,56 MHz, ma transponder ayo haawanzo kuve neinopfuura pfupi pfupi yakasarudzika nhamba yekuona mushandisi.

IDESCO-RFID-Mobile-Ready-Reader- (8)

Access control
Mumakore achangopfuura, kurerukirwa kwekuvhara 125 kHz transponders kwakonzera shanduko inooneka kubva ku125 kHz matekinoroji mukutonga kwekuwana. Kusiyana neizvi, huwandu hwakawanda hwekuchengetedza maficha anowanikwa kune akachengeteka zvakanyanya 13,56 MHz tekinoroji '(nekuda kwe1000x yakakura data data) yakanyatso kuita kuti transponder cloning isagone. Zvinhu izvi zvinokurukurwa zvakadzama pazasi. 868 MHz vaverengi vanowanzoita kunge vakakura muhukuru izvo zvakaganhurira kutumirwa kwavo mumaseti ekutonga. Nekudaro, iyo 'hands-emahara' 868 MHz yekuwana yekudzora kuverenga inogadzirwa nemaune idiki. Kunyange izvi zvichida kupfupisa madaro avo ekuverenga anobudirira, zvichiri kuvaita mhinduro inoshanda muzvirongwa zvinoda kugona kwavo kuverenga-kure. Idesco's EPC Compact 2.0 imwe yakadaro yemasuo profile muverengi, ane chinhambwe chekuverenga kubva kumamita mana.

However, by far, the vast majority of access control readers sold today use either 125 kHz or 13,56 MHz frequencies. As mentioned above, the access control industry recently began shifting noticeably away from 125 kHz technologies. This is because 125 kHz doesn’t have the bandwidth to transmit much data during the interval of a transponder interrogation; usually no more than a factory-coded identifier which can be as short as four digits. That means 125 kHz transponders are increasingly vulnerable to cloning – no small risk to a security manager. By contrast, the 1000x greater bandwidth of 13,56 MHz permits it to transmit that much more data, permitting it to host security protocols for defeating cloning attempts. Admittedly, not all 13,56 MHz technologies are equally secure. So, identifying what level of security your customer’s site needs will help you identify the right technology to meet their needs, while still keeping their costs to a minimum.

Kuzivikanwa kwemotokari uye Logistics
Nehunhu hwavo, kuzivikanwa kwemotokari uye marogisiti marongero anowanzoda marefu ekuzivikanwa madaro ayo 868 MHz vaverengi vanokwanisa kupa. Pano neapo, munhu anogona kusangana ne125 kHz uye 13,56 MHz matekinoroji ari kushandiswa pakumaka asset uye mamwe mabasa ezvekuita anongoda madaro mapfupi ekubvunzurudza. Kana iwe uchida kuona chinhu chinofamba (semuenzaniso mota), kana panguva imwe chete kusarura uye kuona mota dzinopfuura nemumigwagwa inopokana, mabasa ese ari maviri ekutanga.ampzvishoma zvekutumirwa izvo vaverengi ve868 MHz vanokunda pakugadzirisa uye kwavanogara vachipihwa. Hazvishamisi kuti siting yevaverengi uye kuswedera kwekona ye tags tamba basa guru mukuona kuti 868 MHz deployment ichabudirira sei.

Iyo 'emission cone' ye868 MHz vaverengi inofanira kunyatsonangana kune uko matransponder anotarisirwa kufamba. Kusvika kune transponders ivo pachavo vanofanirwa kutarisisa muverengi pavanenge vachipfuura nepayayo 'emission cone. Kuedza uye kugadzirisa zvinogutsa mamiriro ese ari maviri kunodiwa kuti uve nechokwadi chekubvunzurudza kwakavimbika. Uyezve, 868 MHz tags inongoita zvakanaka kana yaiswa zvakananga pamusoro pezvavakagadzirirwa. Yakasiyana yakatsaurirwa tags zviripo zvesimbi nemagirazi, semuenzanisoample. Mumwe nemumwe anewo nhanho yake yekupindura kubvunzurudzwa. Izvi zvinoreva nzvimbo yesimbi tag, semuenzanisoample, inogona kunge iine mhinduro yakakura kupfuura yegirazi tag.

IDESCO-RFID-Mobile-Ready-Reader- (9)

Inomiririra koni ye868 MHz muverengi emission

Yakasarudzika 868 MHz muverengi maficha
Anti-kudhumhana ndeye RFID muverengi kugona kubvunzurudza akawanda tags mukati mechikamu chayo panguva imwe chete. Chimiro chakadaro chinogona kunyanya kukosha kana muverengi we868 MHz akapihwa basa rekutarisa nzvimbo ine vanhu vanogumira. tagged zvinhu kana vanhu (zone control). Funga nezvekudiwa kwekuona kwainofamba tag transiting an access point you monitor. If you could connect a second, auxiliary external antenna to your reader it would prove much less expensive than purchasing and adding a 2′, additional reader to your deployment. Such a 2’* external antenna would let you monitor traffic on both opposed lanes simultaneously just as effectively as two purchased readers would. An ability to adjust the transmission power (amplitude) ye868 MHz muverengi inogona kuva chimwe chinhu chakakosha.

Kugadzirisa zvayo amplitude inzira yakangwara yekusefa mhinduro kubva kure tags (semuenzaniso mota dziri kure mumigwagwa yakavakidzana) dzausingade kuti system yako itore. Chekupedzisira, zvinogoneka zvakare kubatanidza kutonga kwekuwana, kuzivikanwa kwemotokari uye kubhadhara mune imwe chete transponders. Imwe transponder, inobvunzurudzwa nevaverengi vakasiyana vakapihwa mabasa akasiyana, inogona kuyananisira kuwana kwekupaka, kuwana muhofisi, uye tokeni dzechitoro kubhadhara chikafu muhofisi yekudyira. Idesco's EPC 2.0 vaverengi vanotsigira ese aya maficha, mukuwedzera kune kugadzirwa nekuomarara, kwakaomarara kuvimbika kune ekunze zvigadziriso izvo yavo yakakura yekushanda tembiricha renji uye IP67 kirasi yekudzivirira inovapa. Ivo zvakare vanokwanisa kuverenga encrypted EPC kirasi 1 Gen2v2 transponders.

IDESCO-RFID-Mobile-Ready-Reader- (10)

Kuendesa chitupa chemota

Active vs. passive tekinoroji
Kurebesa kurebesa kureba kunokwanisika kana ukasarudza inoshanda pachinzvimbo chekuita 868 MHz tekinoroji. For example, kana kutumirwa kuchida kuenderana, kubvunzurudzwa kwakavimbika kupfuura mamita gumi nemashanu, tekinoroji inoshanda ye15 MHz inova mhinduro inoshanda. Iyo caveat nekusarudza inoshanda transponders ndeyekuti ivo zvakare vanotsamira pane yemukati simba sosi (bhatiri) kuwedzera iyo ampmapinduriro emhinduro yavo kumuverengi. Iyo 'active boost' ndiyo inowedzera huwandu apo muverengi wavo anozoona mhinduro yavo. Sezvineiwo, passive 868 MHz tekinoroji transponders haidi mabhatiri kuti ashande, achitsamira chose pasimba rekufambisa kwemuverengi kupa simba remhinduro yavo. Nepo simba rinopera, rinopera simba rinodiwa nema transponders rinoita kuti ridhure kutenga uye kushanda nguva dzose nekutsiva kana kuzadza mabhatiri avo. Uyezve, kupa mukana nyore kune rinoshanda transponder bhatiri rinowanzo kudzikisa chiyero chekudzivirira, zvichiita kuti vanyanye kuve panjodzi yekuomerwa, mamiriro asina kunaka pane vanongoita transponder. Naizvozvo, kana yekuona huwandu hwegumi kusvika gumi nemashanu metres yakakwana kune yako yakarongwa kuendesa, passive 10 MHz tekinoroji icharatidza ese ari maviri anodhura uye akavimbika pamusoro penguva refu.

Access Control Identification protocol
Kune matatu akajairika maprotocol anoshandiswa pakuzivikanwa paRFID nzvimbo dzekuwana. Yekutanga uye yakapusa ndeyekuzivikanwa inotungamirirwa zvachose nemushandisi wemushandisi. Yechipiri protocol vashandisi vanoisa pini kodhi mukiyipadhi; pini kodhi yavo inogona kubatwa pasi rose kana kuti yakasarudzika pini kodhi inopihwa kune wese mushandisi inovazivisawo. Iyo yekupedzisira uye yakachengeteka nzira inosanganisa transponder kubvunzurudzwa nepini kodhi. Biometric protocol senge zvigunwe kana kuzivikanwa kwechiso kunoonekwa seanodhura zvakanyanya, ane dambudziko musiyano weakasarudzika mapini emushandisi.

Kunyangwe vaverengi vemukati vakagadziriswa biometric havasati vavimbisa kuvimbika kwe100% kweRFID saka kuiswa kwavo munzvimbo dzekunze kwava kudzivirirwa, zvakare nezvekuchengetedza ruzivo zvine chekuita netsika dzebiometric protocol. Zvakangodaro, iyo indasitiri yekutonga yekuwana yatanga kunyatsotarisisa kuti uye kupi uye kupi nharembozha-inogarwa biometrics ichaita yekutanga, yakakura, ine pundutso kupinda kwayo. Izvi zvinodaro nekuda kwefungidziro iri kukura yekuti mafoni mapuratifomu anogona kupedzisira atsiva vaverengi vakagadzika. Hazvishamisi kuronga nguva mbiri kana kupfuura dzeidzi nzira panzvimbo. For exampuye, pane mamwe mazuva kana dzimwe nguva mukati mezuva, vashandisi vevashandisi chete ndivo vaizodiwa kuti vawane mukana (munguva yebasa), nepo dzimwe nguva vashandisi 'vachizodikanwawo kuti vape pini kodhi yavo kuti vabvumikise kuzivikanwa kwavo uye kuwana mukana.

IDESCO-RFID-Mobile-Ready-Reader- (11)

Transponder Identification ine muverengi anokwanisa kugamuchira mapini macode 

Mobile identification
Idesco's 8 CD 2.0 MI muverengi inotsigira nharembozha kutengeserana. Pamusoro pekuverenga zvakajairwa transponders, inoverenga zvitupa zvaunogona kuchengeta mu-smartphone yako, wozozviendesa kune muverengi anogamuchira kuti ave chokwadi. Inotsigira Bluetooth (BLE) uye NFC (Near Field Communication) transaction. Zvigadziriso zveBluetooth zvemuverengi uyu zvinogona kugadziridzwa zviri nyore neMobile Coder nharembozha yakaiswa mu smartphone. 8 CD 2.0 MI inoshanda pamwe chete neIdesco ID mobile access app. Unogona kudhawunirodha Idesco ID nhare yekuwana app kubva kuGoogle Play kana AppStore. Kudhaunirodha app kunogadzira yakasarudzika ID yemudziyo inoshanda senharembozha yako.

Iyi UID yakanyoreswa kune yako yekuwana control system uchishandisa Kunyoresa Station. Yakasanganiswa ne8 CD 2.0 MI vaverengi uye yedu yemahara Idesco ID nharembozha yekuwana app, Kunyoresa Station inokupa iwe inodhura nzira yekupa nharembozha kusangano rako. Kusiyana neizvi, masangano anogara achida humbowo hutsva hwenharembozha uye/kana nehukuru hwevashandisi, anowana Idesco ID sevhisi inobatsira zvikuru. Zviri nyore, Idesco ID sevhisi inoita kuti iwe ugovane nharembozha kumafoni kubva kune yako yekuwana yekudzora system. NeIdesco ID, zvese nharembozha yevashandisi uye manejimendi ezvitupa zvinova nekukurumidza, nyore uye nyore. Idesco's 8 CD 2.0 MI vaverengi vanokutendera kuti upe akasiyana mazinga ekuchengetedza pamusuwo wega wega waanoiswa, uku achikupa matatu echokwadi sarudzo.

Kuti uwane nyore uye hutsanana maoko-emahara kuwana, huchokwadi hunoitika kana foni iri muhomwe yevashandisi, pachinhambwe chekuverenga unosarudza kunze kwemamita gumi. Pazvirongwa zvakachengeteka zvakanyanya, kuvhura kiyi yekukiyira foni yako (semuenzaniso pini kodhi kana zvigunwe) zvinogona kudikanwa. Izvi zvinopa nzira iri nyore kuita biometrically chokwadi vashandisi. Chekupedzisira, kuchengetedzeka kwenharembozha kwakakwira seyese inowanikwa mune yakajairwa yekuwana control. Dhata inofambiswa pakati pemafoni nevaverengi inodzivirirwa neiyo isingaputsike AES 128-bit encryption.

IDESCO-RFID-Mobile-Ready-Reader- (12)

kugara uchisangana nayo. For example, Wiegand-interfaced system's maparamita angangoda kwete chete parity bits, asiwo chaiyo bit nguva kuti ive nechokwadi chechokwadi che data kutaurirana pakati peiyo system nevaverengi vayo. Zvikonzero zvese izvi ndosaka vaverengi vazhinji veIdesco vachitsigira huwandu hwenzvimbo dzakadai seWiegand, RS232, RS485, C&D, OSDPv 2, nezvimwe.

Kudyidzana kwevashandisi nevaverengi
Vaverengi veRFID vanowanzopa imwe mhando yezvirongwa zvekugadzirisa maitiro uye ruvara rwemwenje yavo ye LED chiratidzo, uye hunhu hwebuzzer. Kana idzi sarudzo dzasanganisirwa dzinokutendera kuti upe vashandisi chiratidzo, chekunzwa, kana zvese zvinoonekwa uye zvekunzwa kana muverengi achibatidzwa uye achishandiswa, uye kuvazivisa mushure mekubvunzurudzwa kana mukana wakapihwa kana kurambwa. Ehe, iyo yakakura kurongeka kweidzi sarudzo, muverengi anowedzera kugadzika uye nekudaro anokwanisa kugutsa zvinonetsa nezve mamwe (kana anotonzwa) nzvimbo dzekuwana. Kana iwe uchitarisira kuda kugarisa huwandu hwakakura hwekudyidzana kwevashandisi, Idesco inopawo muverengi anobatanidza maviri ekuwedzera maLED uye yakadzama LCD kuratidza [inoratidzwa pazasi] kupa vashandisi ruzivo rwakadzama, uye nemakiyi ebasa pamusoro pepini yayo, kuwedzera huwandu hwemhinduro yevashandisi panguva yekutengeserana.

IDESCO-RFID-Mobile-Ready-Reader- (13)

Ratidza muverengi ane maLED akawedzera, LCD kuratidza, pini pad + makiyi ebasa ekusimudzira mushandisi kupindirana

Accessibility
Muverengi weRFID anogona kugadzirwa aine akakosha maficha ekusimudzira mashandisiro avo mune akasiyana, akasiyana marongero uye kune akasiyana evashandisi mapoka. For example, kiyipi yekudzosera backlight inogona kuita kuti keypad yemuverengi ive nyore kushandisa murima. Kana kuti inogona kukutendera kuti urongedze keypad backlighting kuti iite otomatiki kana yatenderwa tag inoratidzwa kumuverengi, kana kana kiyi yadzvanywa. Ehe, vazhinji vakadai backlit pini pad vaverengi vanofanirwawo kutarisirwa kutsigira hurongwa hwemalights ekumashure kuti arambe achifambiswa, kana kutevera hurongwa hwenguva hwakapihwa neanoritambira. Ruzha runoratidza kana kiyi yadzvanywa.

Zvese izvi zvinogona kugadzirwa kune akasiyana marongero uye mapoka evashandisi. Ese aya maficha uye nezvimwe zvinotsigirwa neIdesco inonyanya kufarirwa pin pad kuverenga. For example, kuti uwedzere kunatsiridza usability, Idesco inopawo pini pad housings ine zvishoma-yakasimudzwa, depressable kiyi uye yakasimudzwa dot pa5 kiyi yevasingaoni, chero kupi haptic mhinduro kana kiyi kutarisisa kunodiwa. Idesco inopawo angled yekuisa mahwendefa muhukuru hwakasiyana uye makona. Aya maplate ekuisa anogonesa kuisa maverengi munzvimbo dzakaderera uye anonatsiridza mashandisirwo awo eg kubva kumawiricheya.

IDESCO-RFID-Mobile-Ready-Reader- (14)

Haptic keypad ine makiyi akasimudzwa. Yakasungirirwa yekuisa ndiro inogonesa muverengi kona kuti ishandiswe zviri nyore kana yaiswa panzvimbo yakaderera.

IDESCO-RFID-Mobile-Ready-Reader- (15)

8 CD 2.0 VM Pini uye 8 CD 2.0 VS Pini vaverengi vanopa vashandisi mhinduro inogunzva pavanodzvanya kiyi.

Vaverengi vezvirongwa ne tags kutanga maapplication
Ziva kuti iwe unogona kupa vashandisi 'transponder mamwe mabasa kunze kwekuvhura magonhi kana magedhi emotokari. Iine muverengi akakodzera akaiswa, transponders anogona kukonzeresa maPC maapplication ekutanga, kumisikidza muchina uye kunyange kutanga mota. Muzviitiko zvakawanda zvakadaro, kuisa muverengi mukati memubati wekadhi kunodiwa. For exampuye, muverengi wemakadhi-akadaro anogona kuiswa mumakamuri ehotera kuti awedzere mwenje kana vaenzi vaisa kiyi yavo. Kana kuti anogona kuiswa kuti akonzerese kuvhurwa kwemota kana muchina kana kadhi rine mvumo rikaiswa.

IDESCO-RFID-Mobile-Ready-Reader- (16)

Kadhi-inobata desktop inoverenga

Identification pasina system connections
Izvo zvakare zvinogoneka kugovera RFID muverengi kudzora gonhi, kune example, pasina kuibatanidza kune yekutambira system. Vaverengi vakadai (vanozivikanwa se'Standalone Readers' muindastiri), vanoshanda nekumisikidza imwe chete inomisikidza chiziviso mune chero transponders kubva kune yakakura yakapoteredza sisitimu yaunoda kubvumidza. Kazhinji, chiziviso chimwe chete chakagovaniswa chinotenderwa nekuti vaverengi vanozvimiririra havagone kuwana echokwadi dhatabhesi yeakasiyana magwaro seakajairika system vaverengi vanogona. Zvakangodaro, vaverengi vakamira vanogona kuitwa vakachengeteka zvakanyanya kana yavo yekubvunzurudza protocol yakavharidzirwa, senge DESire kubvunzurudzwa kuri. Pamusoro pekudzora kukiyiwa kwegonhi, vaverengi vanomira voga vanowanzova vakanakira kuchengetedza vanochera, matirakita kana mimwe michina mikuru nekudzora kupisa. Kuzivikanwa kwakazvimirira kunogona kuyananisirwa netransponder chete, transponder uye pini kodhi, kana pini kodhi chete. Izvi zvinodaro nekuti makiyipadhi asina RFID muverengi anogona zvakare kudzora magonhi achishandisa chete pini kodhi.

Kunyora-inokwanisa transponder data
Kana iwe uchifungidzira kutumirwa kwako kungangoda shanduko kune data retransponder panguva yekubvunzurudzwa, iwe unozofanirwa kutumira kuverenga / kunyora (R / W) vaverengi. Vaverengi veR/W vanowanzo shandiswa mukubhadhara kana kutengesa zvikumbiro. For example, imwe kukosha yakachengetwa mutransponder icharongwa kuti imiririre kangani mushandisi wayo achave nekodzero yekuwana imwe nzvimbo, kana huwandu hwematokeni asara avanogona kushandisa pamuchina wekutengesa chigadzirwa kana zvigadzirwa. Mushure mekunge muverengi weR / W asarudza kukosha kwazvino mu transponder, inozoinyora neiyo nyowani, yakaderera kukosha. Iyi nzira inogona zvakare kushandiswa kudzikamisa vashandisi kupinda munzvimbo inodzorwa kusvika kune inogumira huwandu hwezviitiko zvekuwana, kune example, kukwira bhazi rekutakura vanhu vakawanda uchishandisa kadhi rekuchengetedza-token.

Kubatanidza Nguva & Kupinda neAccess Control
Nguva uye kuenda ndiko kuunganidzwa kwe data yenguva yebasa yevashandi kuti ishandiswe nemubhadharo uye manejimendi evashandi. Chimiro chiri kukura munzvimbo dzebasa ndechekupa graphical mushandisi interface uko vashandi vanogona nguvaamp mikova yavo nekusimuka kwavo netransponder. Dzakadaro RFID touchscreens zvakare regai vadzokeview maawa ebasa apfuura uye zvinyorwa zvakazvimirira zvakarongwa kana kusavapo kwekare, nguva yekudya kwemasikati, nguva yakawandisa, nezvimwe, ine mari yakawanda yekubhadhara mubhadharo wekuchengetedza. Zvakatonyanya kukosha, huwandu hwesangano hwekuwana control transponders kazhinji hunogona kupihwa kuinterface neyakarongwa Nguva uye Kupinda koni, chero bedzi iyo RFID muverengi ichienderana ne (inogona kuverenga) tekinoroji yekuwana control transponders. Yakadaro RFID touch screen zvishandiso zvinowanzoiswa mumakafeteria seyekubhadhara zviteshi, zvichiita kuti vashandi vasarudze uye kunyange kubhadhara chikafu chavo nekuwana yavo yekudzora transponder. Idesco's RFID touch screen terminal, Access Touch 4.0 inotsigira akawanda matekinoroji, anoenderana nehupamhi uye hwakasiyana-siyana hwe transponders kubva 125 kHz kusvika 13,56 MHz.

IDESCO-RFID-Mobile-Ready-Reader- (17)

Idesco Access Kubata 4.0 nguva uye yekupinda terminal

Chengetedzo
Nowadays, RFID reader technologies differ widely regarding security. Recall that technologies used in access control are usually divided into low frequency (or LF) 125 kHz and higher frequency, 13,56 MHz (or Smart Card) technologies (see above, 3.1.1). 125 kHz technologies rely almost entirely on reading nothing more than a transponder’s factory-coded unique serial number (SN or UID). The simplicity of this technology is why, today, it is increasingly considered a very vulnerable, insecure access control technology. By contrast, the much greater data capacity of 13,56 MHz technologies lets an order of magnitude more data to be transmitted during interrogations. That allows, at the highest end, truly robust encryption to protect interrogation transactions.

For example, vazhinji 13,56 MHz vaverengi nhasi vanogona kupa imwe yeindasitiri yakachengeteka zvakanyanya encryption protocol: iyo 128-bit AES cipher. Iyi cipher ndiyo inoshandiswa kupa vashandisi magwaro ekudzivirira isingatyoke. Pamusoro peakasiyana matekinoroji akachengeteka, Idesco inopawo mubairo-kuhwina AESCO mhinduro ye encrypting muverengi-anotambira kutaurirana. AESCO inonyudza zviri nyore mune yako yazvino controller, saka yako yeruzivo dhatabhesi uye system icharamba isina kuchinjika. Chengetedza data data protocol, senge OSDP v2 chengetedza kuchengetedza data zvakare mukati meiyo system. OSDPv2's yakachengeteka, bi-directional data kuyerera inogonesa yakadzika data file kutamiswa kubva kune masisitimu anotambira, kurerutsa uye nekumhanyisa onsite mudziyo zvigadziriso uye kunyange firmware zvigadziriso. Isu tinopa OSDPv2 vaverengi vakasimbiswa neSecurity Industry Association SIA, kuve nechokwadi chekuenderana nezvimwe zvigadzirwa zveOSDPv2.

IDESCO-RFID-Mobile-Ready-Reader- (18)

Idesco inopa SIA yakasimbiswa OSDPv2 vaverengi 

Yakasimba kuchengetedza kusimudzira: Pin Codes
Personal mushandisi pini macode inzira isingadhure yekusimudzira zvine simba kuchengetedzeka kweRFID yekuwana control| kuchengetedzwa kwehurongwa. Izvi zvinogona kunyanya kukosha mumasisitimu ari panjodzi yekuumba cloning, ayo anoshandisa chete UID zvitupa, uye pasina kubvunzurudzwa encryption. Masisitimu akadaro asina kudzivirirwa anobatsira zvakanyanya mukuchengetedzeka kana achibatanidza mapini macode mune yavo yekuzivikanwa protocol. Pamusoro pezvo, sezvataurwa muchitsauko 3.2, mapini macode anogona kuiswa zviri nyore pese apo vashandisi vanosimudza kushushikana pamusoro pekureruka. Sisitimu inogona kuvada chete pane mamwe mazuva kana mushure memaawa pamazuva ekushanda, semuenzanisoample. Iva neshuwa, zvisinei, yekusarudza muverengi anogadziriswa kune iyo pini kodhi kureba (nhamba yemanhamba) iyo yako system uye yekuchengetedza maneja inoda. Nekuti, zvakare, haasi ese mabhureki evaverengi akafanana. Vamwe vaverengi havazogadzirike zvachose pakureba kwepini, kana kuti vanongotsigira mashoma epini sarudzo dzehurefu.

IDESCO-RFID-Mobile-Ready-Reader- (19)

Kuwedzera pini kodhi inogona kuva nzira ine simba yekusimbisa kupinda kwekutonga kuchengetedzwa

Configurable uye kushanduka kwehurongwa

Humwe tekinoroji tekinoroji, kunyanya MIFARE® DESFire vaverengi, inopa shanduko huru uye rusununguko rwekugadzirisa uye kunyange kugadzirisa vaverengi. Izvi zvinonyanya kukosha kana iwe uchida kupa vatengi vako system inokwanisa kuchinjika kune inochinja system zvinodiwa. Kutanga, vazhinji vevaverengi vakagadzirirwa kuva kumashure- inoenderana nevakuru, matekinoroji enhaka saka unokwanisa kuvaendesa kuti vaverenge yekare sisitimu. tag vanhu. Zvino, kana kukosha kwekuvandudza sisitimu yemutengi wako kwasvika, unongogadzirisa zvakare (kana kutamisa) vaverengi vavo kune yazvino, yakachengeteka tekinoroji.

Vaverengi vakadai vanovandudzwa vanotsigira kushanduka kwehurongwa pasina ivo pachavo vanoda kutsiviwa. Kunze kwekukwanisa kutsigira zvakakosha tekinoroji zvigadziriso, kusununguka kwemuverengi kugadzirisa mamwe ma paramita kunogona kukosha zvakanyanya (pini kodhi kureba, t.amper alarm, LED, buzzer, nezvimwewo). Imhaka yekuti, pamusoro pekuona kuti kuita kwemuverengi kwakanyanya kukwana mukati mehurongwa hwakarongwa, maparamita akadaro anozoonawo kuti unogona kuchinjika sei kune zvikumbiro zvemutengi wako. Idesco's access control readers inokutendera kuti ugadzirise zvisingaite-zvisingaenzaniswi zvakasiyana-siyana zvema paramita, mukuwedzera pakukwanisa kuzvivandudza kune tekinoroji nyowani.

Zvakanakisa pane zvese, izvi zvinoitwa nekungovaisa pachena kune kadhi rekumisikidza, pasina kumbobvisa kana kutovaisa simba pasi. OSDPV2 vaverengi vanogonawo kurongeka nechepakati nekuraira kubva kuhurongwa. Idesco 8 CD 2.0 vaverengi vanogonawo kugadzirwa neMobile Coder mobile app. Kumisikidzwa kwakanangana nemagadzirirwo emuverengi akadai sekero yevaverengi, zita remuverengi, Bluetooth siyana, buzzer ruzha, keypad backlight, LED ruvara nezvimwe, uye zvakare kunyange muverengi firmware anogona kugadzirwa zviri nyore nefoni.

IDESCO-RFID-Mobile-Ready-Reader- (1)

Disadvantages yeakavharwa kuverenga matekinoroji vs. yakavhurika tekinoroji
Proprietary kana yakavharwa matekinoroji matekinoroji anokusunga iwe kune imwechete kugadzira sosi. Tekinoroji yavo yakarongwa nenzira inokumanikidza kutenga vaverengi vekuwedzera uye transponders chete kubva kwavari. Nenzira iyi, unozvibvumira kusungirirwa kune imwe chete sosi, zvichikusiya iwe panjodzi yemitengo yavo, kupa shor.tages uye kushaikwa kwekuwana rutsigiro. Kusiyana neizvi, matekinoroji akavhurika (semuenzaniso MIFARE®, EPC) anotsigirwa nemubatanidzwa wevagadziri pachiyero chinogamuchirwa. Chiyero chakajairwa chinovimbisa kana ukasarudza vaverengi uye transponders, kubva pakati peakasiyana evagadziri vakasiyana uye vatengesi - unogona kuzorora uine chivimbo kuti vanonyatsoenderana. Inovimbisa kuti hauzove patsitsi dzemutengo weiyo yega sosi, kuwanikwa kana ruzivo rwakaganhurirwa kuwana rutsigiro kana sisitimu yemutengi wako ichida kuwedzera, kukwidziridzwa kana kutsiva chikamu chevaverengi. Yese Idesco yazvino huwandu hwevaverengi vanoshandisa MIFARE®, EPC uye Legic yakavhurika matekinoroji, kuve nechokwadi chekuenderana kwavo nemasisitimu ari kushandisa parizvino kana kutamira kwavari.

Makiyi ekuchengetedza
Imwe ye MIFARE DESFire tekinoroji ine simba rakavhurika standard advantages iri kukubvumira kutenga makadhi anoenderana, tags uye zvishandiso zvevaverengi kubva kune vakati wandei vakasiyana vatengesi. Zvakadaro, chinhu chakakosha cheMIFARE DESFire uye matekinoroji akafanana kuvimba kwavo nemakiyi ekuchengetedza. Makiyi ekuchengetedza ndiwo maziviro anoita vaverengi vako nevashanduri, kuburikidza nekusimbisana, kana waronga makiyi aya mavari. Zvinorevawo kuti ani nani anodzora makiyi ekuchengetedza esaiti yako anogona kudzikamisa uko vaverengi vako vemangwana uye tags - kurongwa nemakiyi ako - tenga.

Kana musati mabvumirana makiyi edziviriro pakutanga, zvinogona kukonzera dambudziko kana mutengesi wako akafunga makiyi ako ekuchengetedza sepfuma yake, achiramba kuapa kune mumwe mutengesi kana mugadziri kana wafunga kuchinja. PaIdesco gara uchibvumirana kune chero chekuchengetedza kiyi maitiro ayo vatengi vedu vanosarudza. Chero mutengesi wemudziyo, system yekubatanidza kana yekupedzisira-mutengi anogona kutsanangura nekukodha makiyi ekuchengetedza esaiti. Vanogona kushandurwa zvakasununguka nekugadzirisa zvakare muverengi uye, kana zvichidiwa, makadhi matsva ekuwana anogona kukodha. Isu tinokurega iwe uchitsanangura makiyi ekuchengetedza aunoda kune vako vaverengi uye makadhi ane yedu Idesco DESCoder programming tool. Kana kuti isu tinogona kukupa yakakwana yekuchengetedza kiyi sevhisi uye tokutsanangurira iwo.

RFID muverengi kuchengetedza zviyero
Kwenguva yakati, kugadzira uye kushanda kweRFID zvishandiso kwave kuchidzorwa nemitemo yenyika. MuEurope, zvigadzirwa zveRFID zvinofanirwa kutevedzera zviyero zvakatarwa neEuropean Telecommunications Standards Institute (ETSI). Mayero eETSI anovimbisa kuti midziyo inoenderana ichange yakachengeteka uye haizokanganise kumwe kutaurirana neredhiyo, semuenzaniso kutepfenyura kana masevhisi echimbichimbi. Dzimwe nyika dzakagadzirawo mirau yadzo yenyika yakavakirwa paETSI zviyero.

Hutano uye RFID kukanganiswa nemidziyo yekurapa
Mitemo yakasimba uye zviyero zvinomisa RFID zvishandiso 'mazinga emagetsi uye frequency renji. Zvichienderana, iyo mirau uye zviyero zvakatemerwa kudzikamisa simba reRFID zvishandiso zvinomisa miganhu pazasi pechero ipi inogona kukonzera kukanganisa nemidziyo (semuenzaniso pacemaker).

Zvinyorwa / Zvishandiso

Tobu Marcus Mouya Running Mobile Ready Reader [pdf] Bhuku reMushandisi
RFID Mobile Ready Reader, Mobile Ready Reader, Ready Reader, Reader

References

Siya mhinduro

Yako email kero haizoburitswa. Nzvimbo dzinodiwa dzakamakwa *