Ukukhiqiza Nokuhlanganisa I-PCB Yomfundi Wemigqa Yama-Magnetic Stripe Reader Yama-Swayipha, Afakayo kanye Nama-Motorized Card Readers

I-Highleap Electronics ikhiqiza imiklamo ye-PCB kanye ne-PCBA ekhishwe ngamakhasimende yokufunda umugqa we-magnetic stripe reader yabafundi abaswayipha ngesandla, abafundi abafaka ama-insert, amayunithi edeskithophu ye-USB, abafundi abalandelanayo abafakiwe kanye nokuthutha amakhadi anenjini. Ukubuyekezwa komkhiqizo kugxila ekhanda likamagnetic elicacisiwe, i-analog front end ephansi, imishini ye-card-path, ukuhlanganiswa kwe-motor/sensor, isikhombimsebenzisi se-host, i-firmware kanye nokuhlolwa kokusebenza kwekhadi lereferensi kunokuthatha ifomethi yethrekhi ehleliwe noma iphrothokholi yedatha.

Imindeni ye-PCB ye-Magnetic Stripe Reader kanye nokucushwa kwe-Card-Path

Ama-elekthronikhi okufunda umugqa we-magnetic akhiwe ngendlela efanayo nendlela yekhadi kanye nekhanda lokufunda kanye ne-interface yomphathi. I-swayipha yokufunda ngesandla ikhiqiza imvilophu yesignali ehlukile kanye nephethini yokugqoka yomshini kusuka ku-insert reader noma ezokuthutha ezinenjini. Ama-terminal okukhokha ahlanganisiwe noma obunikazi angabeka futhi umugqa we-magnetic, ikhadi elihlakaniphile kanye nemisebenzi yokungenakuthinta endaweni eyodwa, ngakho-ke indlela ngayinye yomfundi idinga umkhawulo wayo wokukhiqiza nokuhlola.

I-ISO/IEC 7811 umndeni owodwa wezindinganiso ezihlanganisa amakhadi okuhlonza anemigqa yamagnetic, okuhlanganisa nezici zokufaka ikhodi kanye nemigqa yokushintshana kwamanye amazwe. Umenzi we-PCB akufanele anqume inani lethrekhi, ukuphoqelela, ukufaka ikhodi noma uhlelo lokusebenza egameni elithi “magstripe”; i-OEM kufanele ichaze izinhlobo zamakhadi asekelwayo, ikhanda lokufunda kanye ne-decoder/firmware kuncazelo yomkhiqizo ekhishwe.

Ikhanda LikaMagnetic, I-Analog Front End Esezingeni Eliphansi kanye Nokulawula Umsindo

Ikhanda lokufunda likhiqiza isignali encane ye-analog enokuma kwayo kuncike kudatha yekhadi, isivinini sokuswayipha, isimo sekhanda kanye nobuchwepheshe. Ngakho-ke, i-preamplifier, ukuhlunga, ukuhlukanisa, ukuqhathanisa/i-ADC kanye nokubuyiselwa komhlabathi kudinga ukunakwa okwengeziwe kunalokho okukhishwa kwedatha okuncishisiwe okungase kusikisele. Ushintsho lokukhiqiza olufaka umsindo oshintshayo endleleni ye-analog lunganciphisa i-margin yokufunda ngaphandle kokudala ukwehluleka kukagesi okusobala ebhentshini.

• Ukuxhumana kwekhanda: gcina ubude bekhebula lekhanda, uxhumano lwesihlangu/lomhlaba kanye ne-pinout yesixhumi kulawulwa. Ikhanda elikude lingahlanganiswa ne intambo yokuhlangana futhi kufanele ihlolwe njengenhlangano yangempela.
• Ukubekwa kwe-analog: gcina i-amplifier kanye nokubekwa kwesihlungi maqondana nesixhumi sekhanda. Phatha indawo njenge- idizayini ye-PCB exubile inkinga kunokuyidlulisa ezindaweni ezinomsindo zedijithali noma zamandla kagesi.
• Umsindo wokubhekisela kanye nokunikezwa: landela ukwakheka kokukhipha okukhishwe kanye nokwakhiwa kokunikezwa kwe-analog; ukushintshaniswa komlawuli okulingana nephakheji kungashintsha ukusebenza komsindo.
• Ukuhlukaniswa kwemoto: Kubafundi abanenjini, imiphetho ye-PWM enamandla aphezulu nomsindo webhulashi/ukushintsha kufanele kuhlale kuhlukaniswe nengxenye engaphambili yekhanda elinobuthi ngokwesakhiwo esikhishwe.
• I-ESD: isikhala sekhadi kanye nendawo ebiyelwe efinyeleleka kalula kudinga indlela yokukhipha ekhishwe ngenkathi ukuphathwa kwefektri kulandela Ukuvikelwa kwe-ESD Izilawuli.

Umhlahlandlela Wekhadi, Ukucindezela Kwekhanda, Ukuhlanganiswa Kwemoto Nezinzwa

Ama-mechanics omfundi aguqula ukunyakaza kwekhadi kube isignali kagesi. Indawo yekhanda, ingcindezi yentwasahlobo, ububanzi bomhlahlandlela wekhadi kanye ne-geometry yesikhala kunquma ukuthi umugqa udlula yini esifundeni sekhanda elisebenzayo njalo. Kwi-PCB efakwe ngqo ngemuva kwekhanda, i-datum yebhodi kanye nokubekezelelana kwezikulufo/ukuma kungashintsha ukuqondanisa kwekhanda. Kwikhanda elixhunywe ngekhebula, ukuqondisa ikhebula kanye nokukhululeka kokucindezeleka kungashintsha indawo yekhanda ngemva kokuvala kwe-enclosure.

Ukubuyekezwa kwe-DFM kokuqala komshini kufanele kuqinisekise uhlaka lwebhodi, isixhumi sekhanda, izimbobo zokufaka kanye nanoma yiziphi izixhumi ze-motor/roller ngaphambi kokuba kulungiswe amaphaneli. Uma kusetshenziswa ama-motor noma ama-solenoid, izindlela zawo zamanje kanye nezilinganiso zesixhumi kufanele zifakwe ohlelweni lokuhlola lwe-PCBA esikhundleni sokuphathwa njengenkinga yokwakha ibhokisi langaphandle.

I-Read Margin Incike ku-Swipe Speed, Head Contact kanye ne-Analog Gain

Ikhanda likamagnetic alikhiphi izinga eliqondile lokuqonda. Ubukhulu besignali kanye nokwakheka kwamagagasi kuncike ekushintsheni kwe-magnetic flux nokuthi umugqa udlula ngokushesha kangakanani ikhanda. Lokho kusho ukuthi ifasitela lokufunda elisebenzisekayo lakhiwa ngokubambisana ngekhwalithi yekhadi, isivinini sokuswayipha/sokuthutha, ukucindezela kwekhanda, ukutholakala/ukuhlunga kwe-analog kanye nesikhathi sokudekhoda. Ngesikhathi se-NPI, i-OEM kufanele ichaze uhla olumele lokunyakaza kunokuba ifakazele ukuswayipha okukodwa okuhamba kancane nokucophelela. Abafundi abasebenzisa ngesandla bazwela kakhulu ngoba umsebenzisi unikeza iphrofayili yokunyakaza.

Ukuhlolwa komugqa kufanele kuklanyelwe ukuveza umkhawulo obuthakathaka ngaphandle kokuba yisici esiyinkimbinkimbi selabhorethri. I-fixture ingavimba i-engeli yekhadi ngenkathi ivumela ububanzi bokuswayipha obudingekayo, noma indlela yokubhekisela enenjini ingasetshenziswa ukuze kuphindaphindwe uma ikhasimende liqinisekisile ukuhambisana nokuswayipha ngesandla. Iphuzu elibalulekile ukuthi ukwamukelwa komkhiqizo kuxhunywe ku-mechanics yangempela yekhanda/yangaphambili, hhayi nje kudatha yedijithali efakwe phansi kwesekethe ye-analog.

Ukugqoka Ikhanda, Ukungcola kanye Nemiklamo Yokufunda Esebenzisekayo

• Ubuso bekhanda: gcina ukugeleza, inhlaka kanye nemfucumfucu kude nobuso bokuxhumana nekhadi ngesikhathi sokuhlanganiswa.
• Amandla entwasahlobo: uma ikhanda ligcwele i-spring, ingxenye yomshini kanye nochungechunge lokuhlanganiswa kufanele kulawulwe ukuze ingcindezi yokuxhumana iphindaphindeke.
• Amamojula ekhanda angashintshwa: imikhiqizo elungisekayo kufanele ichaze ukufakwa kwezinkinobho zesixhumi, ukuhanjiswa kwekhebula kanye nokuqinisekiswa kwangemva kokufakwa esikhundleni.
• Ukugqoka umhlahlandlela wekhadi: Ukuguguleka kwesiqondiso sepulasitiki kuyinto ethembekile ohlelweni, kodwa ukuhlolwa komshayeli kufanele kuqinisekise ukuthi ukuhlanganiswa kwe-PCB/ikhanda akudali umphetho noma isithiyo esingavamile.
• Ukufinyelela kokuhlanza: Izifundi zezentengiselwano zingahlanzwa njalo; ukwakheka kwendawo ebiyelwe akufanele kudlulisele amandla okuhlanza endaweni engasekelwa yi-head solder.

Abafundi Abaxubile abane-Smart Card noma Imisebenzi Engaxhunywanga

I-hybrid POS noma i-identity reader ingahlanganisa umugqa ogqamile nekhadi elihlakaniphile lokuxhumana kanye nemisebenzi yokuqinisekisa engenakuthinta. Inselele enkulu yokukhiqiza ukuvimbela uhlelo olulodwa ukuthi lungafihli amaphutha kolunye. I-Magstripe isebenzisa indlela ye-analog esezingeni eliphansi, amakhadi okuxhumana asebenzisa isokhethi kanye nesilawuli se-interface yekhadi, kanti abafundi abangenakuthinta basebenzisa inethiwekhi ye-RF antenna/ukufanisa. Amandla ahlanganyelwe kanye nesilawuli somsingathi kungenzeka, kodwa ukufakwa komugqa kufanele kube nezinyathelo ezihlukile zokudlula/ukwehluleka kuzo zonke izindlela zokuqinisekisa.

Ukugcwalisa okukhethwayo kufanele futhi kube sobala. Uma i-PCB efanayo eyinhloko isetshenziswa kuma-magstripe-kuphela kanye nama-hybrid variants, amasokhethi angenawo abantu, izingxenye ezihambisana ne-antenna kanye namafulegi e-firmware kumele alandele i-variant matrix elawulwayo. Iyunithi akufanele idlule ngoba i-firmware ikhubaza isiteshi sehadiwe esingahlanganiswanga ngengozi.

Ukucushwa kwe-USB, i-Serial kanye ne-Data-Output

Idatha yethrekhi ehlungiwe ingalethwa nge-USB, i-serial noma i-interface ehlanganisiwe eyimfihlo. Isigaba se-PCB asichazi ukuthi i-USB isebenza njengedivayisi ye-HID efana nekhibhodi, i-virtual COM interface noma idivayisi ethile yomthengisi. Lokho kuziphatha kungokwabalawuli kanye ne-firmware ekhishwe yi-OEM. Ngokufanayo, umfundi we-serial udinga amazinga acacile e-voltage, i-baud/configuration kanye ne-connector pinout.

• Abafundi be-USB: yakha okuvunyiwe I-electronics yokuguqula i-USB ukusetshenziswa, ubunikazi bedivayisi yohlelo futhi kuqinisekiswe ifomethi yombiko/yedatha echazwe yikhasimende.
• Abafundi abafakiwe/abalandelanayo: chaza idatha yesixhumi kanye nedatha yokuhlola yenhloso isikhombikubona sokuxhumana se-PCB; ungacabangi amazinga kagesi e-RS-232 ngoba nje umkhiqizo uchazwa njengochungechunge.
• Abafundi ababethelwe: Uma kucacisiwe ikhanda/isilawuli sokufunda esivikelekile noma esibethelwe, ukuphathwa kanye nokunikezwa kwezihluthulelo kumele kulawulwe inqubo evunyelwene ngayo ngokwehlukana; ifektri akufanele isungule noma iveze okhiye bokukhiqiza.
• Abafundi abaxubile: thola ukuthi iyiphi indlela yokusingatha ehambisana ne-magstripe, ikhadi elihlakaniphile kanye nedatha engenakuthinta ukuze i-fixture ikwazi ukuzihlola ngokuzimela.

Ukuhlolwa Kokusebenza Kokufunda Okune-Magnetic Stripe Reader NPI kanye Nekhwalithi Yokufunda

Ukuhlolwa okuhle kokukhiqiza kuqinisekisa uchungechunge lwesignali yekhadi oluphelele: ukunyakaza kwekhadi lomshini, ikhanda likamagnetic, i-analog front end, i-decoder, i-firmware kanye nokukhipha kwe-host. Ukuhlolwa kufanele kusebenzise amakhadi okubhekisela avunyelwe amakhasimende kanye nedatha elindelekile ngakho ukudlula/ukwehluleka kuyanqunywa. Kumayunithi anenjini, i-fixture efanayo kufanele futhi iqinisekise amandla kagesi enjini, izinzwa zokuthutha kanye nezimo ze-jam/ephutha ezichazwe yi-OEM.

1. Amandla ebhodi kanye ne-firmware: qinisekisa ama-rails bese uhlela isithombe/ukucushwa komfundi okuvunyiwe.
2. Ukuqhubeka kwekhanda kanye nesisekelo: qinisekisa ukuxhumana kwekhanda kanye nokulungela ingaphambili ngaphambi kokunyakaza kwekhadi.
3. Ikhadi lereferensi elifundwayo: swayipha/faka ikhadi elivunyiwe eziqondisweni ezichaziwe bese uqinisekisa idatha eqoshwe phansi noma umphumela wokuthengiselana.
4. Ifasitela lesivinini/lemishini: Ngesikhathi sokushayela, thatha isampula yobubanzi bokunyakaza obuchazwe yi-OEM ukuqinisekisa ukuqondanisa kwekhanda kanye nomkhawulo we-analog.
5. Umphumela womsingathi: qinisekisa ubunikazi bedivayisi ye-USB/serial, iphakethe/umbiko noma impendulo yomyalo njengoba kufanele.
6. Imisebenzi yezokuthutha: kwemikhiqizo enenjini, izinzwa zokuhlola, isiqondiso/ugesi wenjini kanye nokuphathwa kwamaphutha.

Ukwenziwa kwe-PCB okusheshayo kufanele kusebenzise indlela yangempela yekhanda nekhadi; i-PCBA ekhululekile exhunywe kujeneretha wesignali yebhentshi ayiqinisekisi indlela yokuvala. Uma seyamukelwe, ukuhlolwa kokusebenza kwe-PCB kanye nezilungiselelo ze-fixture kufanele kulawulwe ngokubuyekezwa nge-firmware yomfundi kanye nesethi yamakhadi okubhekisela.

Izinhlobo Zokukhiqiza Zabafundi Ababodwa, Ababili kanye Nabaningi

Amathrekhi kazibuthe asekelwayo anqunywa yikhanda lokufunda kanye ne-decoder/firmware, hhayi ngegama le-PCB. Ngakho-ke umndeni womkhiqizo ungasebenzisa ama-head ahlukene ebhodini lokulawula elihlanganyelwe. Lokho kuguquguquka kufanele kubhalwe phansi ngezinombolo eziqondile zezingxenye zekhanda, i-cable pinout, inani le-analog gain/filter kanye nokucushwa kwe-firmware kwe-SKU ngayinye. Ukukhiqiza akufanele kusebenzise ikhadi elilodwa eliphumelelayo lokufunda ukuze kucatshangwe ukuthi yonke isiteshi sekhanda esifakiwe siyasebenza.

Lapho kufakwa ikhanda leziteshi eziningi, i-fixture kufanele iqinisekise iziteshi ezidingwa yi-OEM isebenzisa imidiya yokubhekisela enedatha eyaziwayo ezifundeni ezifanele. Uma uhlobo olushibhile lungayinaki ngamabomu isiteshi, isimo esingenamuntu/esikhubazekile kufanele silawulwe yi-BOM kanye ne-firmware matrix. Lokhu kuvimbela iphutha lokukhiqiza ukuthi lingaphazanyiswe nokucushwa komkhiqizo okuhlosiwe futhi kwenza ukushintshwa kwesevisi kamuva kube okubikezelwayo.

Okokufaka kwe-RFQ kokukhiqizwa kwe-PCB ye-Magnetic Stripe Reader

I-RFQ kufanele ibone ikhanda lokufunda, indlela yekhadi kanye nesixhumi esibonakalayo somsingathi ngokucacile njengamafayela e-PCB. Lezi zingxenye zinquma ukutholakala/umsindo we-analog, uhlobo lwesixhumi, idatha yomshini kanye nokuhlolwa kokuphela komugqa.

• I-Gerber/ODB++, umdwebo wokwenziwa, ukuhlanganiswa kanye nohlaka lwebhodi.
• I-BOM enezingxenye zekhanda/isixhumi esibonakalayo esivunyiwe, izingxenye ze-analog, isilawuli, umshayeli wemoto kanye nezixhumi; sebenzisa okulawulwayo ukuthola ingxenye izingxenye ezibalulekile zekhanda/ingxenye engaphambili.
• Amafayela omshini abonisa isikhala sekhadi, indawo yekhanda, i-datum yokufaka, izingxenye ze-roller/motor kanye nezindawo zokuvala.
• Imininingwane yekhebula lekhanda/i-harness kanye nokuxhumeka kwesivikelo/umhlaba uma ikhanda likude ne-PCB.
• I-Firmware/ukucushwa kanye nefomethi yokukhipha ye-USB/serial kanye nanoma yiziphi izidingo zokulungiselela ezivikelwe.
• Amakhadi okubhekisela kanye nenqubo yokuhlola ukukhiqizwa ehlanganisa isiqondiso, ukulindela ithrekhi/idatha kanye nemisebenzi yemoto lapho kufanele khona.
• Ubuningi ngohlobo lomfundi ngakho-ke Umhlangano we-PCB ingahlukanisa kahle izinhlobo zesandla, zokufaka, ezinenjini kanye nezihlanganisiwe.

Ukuthengwa Kwempahla kanye Nezisusa Zenzuzo

Izindleko kanye nokwehla kuvame ukuqhutshwa kancane yinani lezendlalelo ze-PCB kunekhanda likamagnetic elivunyiwe, ihadiwe yesokhethi/yokuthutha, izingxenye ze-analog kanye nokuhlolwa kokugcina komshini. Ukushintshaniswa kwesilawuli okungabizi kakhulu kungadala i-firmware entsha noma umsebenzi wokufunda, kuyilapho ikhanda elishibhile lingashintsha ukuzwela kokufakwa kanye ne-analog. Ngakho-ke abathengi kufanele baqhathanise izingcaphuno ekuhlanganisweni okuphelele komfundi okuvunyiwe kanye nokumbozwa kokuhlolwa kunokuba kuqhathaniswe ne-PCB engenalutho yodwa. Ukuqinisekiswa kwangaphambi kwesikhathi kokutholakala kwekhanda kanye nokubuyekezwa kwekhebula/isixhumi kuyasiza kakhulu kuma-oda aphindaphindwayo ngoba lezi zingxenye ze-electromechanical zingashintsha ngokuzimela kobuciko be-PCB.