Kubva papeji risina chinhu kusvika ku50,000 mayuniti akaiswa - mumwedzi gumi nemana.
| chigadzirwa | Chiteshi chePOS cheSmart POS cheruoko chinobatika |
| Division | WonderfulPCB — Uinjiniya hweChigadzirwa |
| Makuriro | ID, Hardware, PCB, DFM, QC, Kugadzirwa Kwakawanda |
| chinzvimbo | Yakatengeswa — Misika mitatu |
1. Executive Summary
Mayunitsi zviuru makumi mashanu. Misika mitatu. PCI-PTS 6.x yakabvumidzwa pakutumira kwekutanga. Ndipo pakaguma chirongwa chePOS terminal chakangwara - asi pokutangira pakanga pakaipa zvikuru.
WonderfulPCB yakaunzwa semubatsiri weinjiniya akazara, kwete kungova bhodhi chete. Basa racho rakafukidza zvese: kutsvagisa kwemusika, dhizaini yemaindasitiri, dhizaini yemidziyo, PCB dhizaini, Kugadziriswa kweDFM, Kuedzwa kwekuvimbika, uye Kugadzirwa Kwakawanda. Chigadzirwa chacho? Chinoiswa nemaoko cheAndroid POS chine touchscreen ye5.5-inch, 58mm thermal printer, EMV chip uye NFC card reader, bhatiri re5,200mAh, uye dziviriro yeIP54 — zvese zviri mu chassis isingapfuure magiramu mazana matatu nemakumi masere.
Mutengi uyu aive kambani ye fintech yaitumira kuzvitoro zvemumigwagwa nevashandi vemaresitorendi muSoutheast Asia, South Asia, neSub-Saharan Africa. Zvavakakumbira zvaive nyore: kuvaka chimwe chinhu chinoshanda zuva rese, chinopona kana chabviswa, kugadzirisa mari zvakachengeteka, uye chisingadhuri mari yakawanda. Zvakatora mwedzi gumi nemana kuti zvinzwisiswe kuti zvairevei muinjiniya.
| Mhedzisiro Yakakosha • Batch yekutanga: mayuniti zviuru makumi mashanu akatumirwa nenguva yakatarwa • Kumhanya kwekutengeserana: 32% nekukurumidza kupfuura zvishandiso zvemakwikwi ekuenzanisa • PCI-PTS 6.x: yakapfuudzwa pakutanga kutumira (hazviwanzoitiki kune mudziyo wekutanga) • Mwero wekudzoka kwemuchina: 1.1% vs. 3.8% avhareji yeindasitiri • Mutengo weBOM: 17% pasi pefungidziro yekutanga yekugadzira mushure meDFM • Musoro weprinta wekupisa: wakasimbiswa pahupenyu hwe80km — uchipfuura zvinodiwa zve50km |
2. Chii Chainyanya Kuipa Nemidziyo Yaivapo
Vasati vabata chirongwa, timu yakapedza nguva iri mumunda. Nzvimbo dzekutengesa chaidzo. Vashandi chaivo. Materminals manomwe ePOS anokwikwidzana akatengwa, akabviswa, ndokupihwa kuvashandi chaivo vekutengesa kwemavhiki maviri. Mhinduro yacho yaienderana - uye yaityisa.
Ndiani Aishandisa Zvinhu Izvi?
Vashandisi vekupedzisira vaisava vashandi vemuhofisi. Vaiva vashandi vemaresitorendi vaifamba-famba pakati pematafura, vatengesi vemusika vaishanda panze zuva richipisa, uye vamiririri vekutumira zvinhu vaishanda pa4G nekuti broadband yakagadziriswa yaisawanikwa kana kuti yaisavimbika. Chavaigovana ndechekuti hapana muchina waibvumidza kumhanya kwavo kana kuti waidzima pakati pekushanda.
Matambudziko Echokwadi
• Mabhatiri akapera basa risati rapera. Midziyo yakawanda yemakwikwi yakatumira masero e3,000–3,600mAh uye yakakanganisika zvakanyanya neLTE neprinta zvaishanda pamwe chete. Pakazosvika awa rechitanhatu, vashandi vakanga vachitsvaga masoketi emadziro.
• Kuonekwa kwechiso panze kwaive kwakashata. Kupenya kwechiso kwakapfuura ma nit mazana mana pamidziyo yakawanda yakaedzwa — muganhu waisagona kuverengwa kana paine chiedza chezuva. Vatengesi vemafoni vairamba vachinyunyuta nezveizvi.
• NFC yaisavimbika. Pamidziyo mitatu pamimwe minomwe, kubhadhara pasina kubata kwaikundikana kanenge kamwe chete pakuedza gumi. Chikonzero chikuru, sezvakaratidzwa nekuputika kwenhare, kwaive kuiswa kweantenna pedyo nesimbi. Hapana akange agadzirisa.
• Kugara kwenguva refu kwaive kufungidzira. Chassis yepurasitiki ine madziro maviri, simbi shoma dzemukati, simbi dzinosimba dzekuwedzera. Mayunitsi mazhinji akaratidza kusakara kwechimiro mukati memwedzi mitanhatu yekushandiswa kwezuva nezuva.
• Zvitupa zvekuchengetedza zvaive zvekare kana kuti zvisipo. PCI-PTS 6.x yaive yagara iri tsika kwenguva yakati, asi michina yakati wandei yairamba ichishanda pazvitupa zvekare - mutoro chaiwo wekutenga mabhangi.
Midziyo yepamusoro-soro kubva kumakambani makuru yakagadzirwa nemazvo asi mutengo wayo wakaderera zvachose kubva kumusika weSME. Midziyo yakabhadhara zvakazadza musiyano uyu nezita chete. Pfungwa yeWonderfulPCB yakanga yakajeka: kuvaka chimwe chinhu chiri muchikamu cheinjiniya yepamusoro-soro asi chinosvika pamutengo wepakati. Kwete mudziyo wekubvumirana. Wakagadzirwa nemazvo.
3. Kugadzira Maindasitiri — Zvinodiwa Kuti Smart POS Terminal Inzwike Sei
Muchidimbu wedhizaini unogona kupfupikiswa mumutsara mumwe chete: inofanira kunyangarika muruoko rwako. Mushandisi haafanire kumbofunga nezvemudziyo - kungofunga nezvekutengeserana chete.
Zvisarudzo zveFomu Rakakosha Chaizvo
Nzira gumi neimwe dzakagadzirwa. Mushure menguva nhatu dzekuongorora vatambi uye bvunzo dzemhando yefuro, timu yacho yakanga yakatarisa kwairi: makona akatenderedzwa zvinyoro nyoro, nzvimbo yekubata chanza yainyatsooneka kumashure kwepasi, uye sikirini yakatsveyama nemadhigirii gumi nemaviri mberi kubva kumusoro.
Sei paine madhigirii gumi nemaviri chete? Kuedza kwakajeka. Pakona iyoyo, kupenya kwechiedza che fluorescent pamusoro pedenga - chitubu chechiedza chikuru munzvimbo dzezvitoro nedzemaresitorendi - kwakadzikira ne40% zvichienzaniswa nedhizaini yechiso chakati sandara. Chidzitiro chakaramba chichiverengwa zvizere kubva kudivi remutengi wekaunda. Chero chipi zvacho chakanyanya kuoma chakatanga kudzikamisa kona yekuona yemushandisi. Chero chipi zvacho chakaderera chakasiya dambudziko rechiedza chisina kugadziriswa.
Purinda yaive pamusoro pemudziyo ine nzvimbo yekubuda nepepa kumashure uye chifukidziro chine chitubu. Panguva yekuedza prototype, chimwe chinhu chakachinja mashandiro echifukidziro zvachose: vashandisi vaingoisa mudziyo pamusoro pechinhu pavaibvarura risiti. Saka chifukidziro chepepa chakagadzirwazve kuti chikwanise kurodha neruoko rumwe chete uku mudziyo wacho wakagara wakatwasuka. Chinhu chidiki. Yakachengetedza nguva chaiyo panguva dzekushanda zvakanyanya.
NFC Tap Zone — Chinhu Chakaramba Chichisanyanya Kutarisirwa
Midziyo yakawanda yePOS terminal iri mumutsara wakaedzwa yaive nenzvimbo yeNFC isina kunyorwa. Vatengi vaingobaya nzvimbo isiriyo zvishoma, hapana chaiitika, uye mushandi aifanira kupindira. Kuedza ma prototypes ekutanga kwakaratidza kuti rin'i yakapfava yakavezwa pamberi pechiso pasi pechidzitiro yakaderedza kuedza kwekukundikana kwekubaya neanopfuura 60%. Kungoratidza chete. Hapana software yaibatanidzwa.
CMF - Zvishandiso uye Kupedzisa
Chigadziko chekunze chaishandisa musanganiswa wePC/ABS une soft-touch matte coating panzvimbo dzekubatirira uye semi-gloss kumeso kwepamberi. Magadzirirwo emate akabatsira zvinhu zviviri: kuchengetedza kubata kana maoko emushandisi akanyorova kana kuti ane mafuta (anowanzoonekwa muzvitoro zvekudya), uye kuvanza mavanga madiki pamusoro anoungana nekukurumidza mukushandiswa kwezuva nezuva mukutengeserana.
Ruvara rwekutanga — Midnight Slate — rwakasimbiswa kuburikidza neongororo yevatengesi uko 84% vakarupa se'rwehunyanzvi uye rwakavimbika' zvichienzaniswa neruvara ruchena rwakajeka kana ruvara rwekutanga rwakajairika mumidziyo isina mari yakawanda. Ruvara rwechipiri rweArctic White rwakagadzirwa kune vatengi vanopa vaenzi.
4. Zvishandiso zveSmart POS Terminal
Kusarudza Muchina Wakakodzera Wekugadzira
Mapuratifomu matanhatu eSoC akaongororwa kwemavhiki matatu. Sarudzo yacho yakaderedzwa nezvinhu zvitatu zvakakosha: cryptography inokurumidza kushandiswa nehardware (isingakurukurwe kana PCI ichitevedzera), kushanda zvakanaka kwesimba pasi pemutoro we multi-core, uye kudzika kweBoard Support Package yemutengesi yekuvandudza firmware.
The Qualcomm Snapdragon QM215 yakahwina. Quad-core Cortex-A53 pa1.3GHz, Adreno 308 GPU, uye — chinonyanya kukosha — mainjini ekumhanyisa ehardware AES-256 neSHA-256 akavakirwa mukati. Muchiyero chekuenzanisa chinoshandisa machipisi eEMV 200 akatevedzana, yakaramba ichishanda zvizere isina thermal throttling. Vatatu vevatanhatu vakaongororwa vakagwinya zvakanyanya pasi pebvunzo imwe chete.
2GB LPDDR3 RAM uye 16GB eMMC 5.1 yakapedza basa rekuverenga. Yaive yakaderera zvichienderana nezvinodiwa nefoni, asi iyi yaive nzira yekubhadhara. Yakakura zvichienderana nebasa racho, kwete yakakura zvakanyanya yekushambadzira.
Magadzirirwo Ekuchengetedza — Akavakwa Mukati, Asina Kuvharwa
Kutevedzera PCI-PTS 6.x hakusi chinhu chesoftware chaunowedzera pakupera. Chinoumba dhizaini yese yehardware kubva pazuva rekutanga. Subsystem yekuchengetedza yaishanda paSecurity Controller IC yakatsaurirwa, yakasiyana zvachose neapplication processor. Android OS yakanga isina maonero ekushanda kwechip iyi — nekugadzira, kwete nemutemo.
Mesh yekudzivirira kutambisa yaive imwe yemabasa akaomarara ePCB ekugadzirisa terminal yePOS yakangwara. Network ye traces dzakapfava dzaifanira kufukidza nzvimbo yese yekuchengetedza ye18cm2 nepakati pe 0.15mm. Chero probe yepanyama yakaiswa pakati pe traces idzodzo yaizocheka kanenge kamwe chete - zvichiita kuti Security Controller ibvise makiyi ese e cryptographic muma microseconds ari pasi pe100. Iyo mechanism yakaedzwa murabhoritari yakabvumidzwa nePCI ichishandisa ma probes, ma drills, uye makemikari. Yaipfuura nguva dzese.
ARM TrustZone yaibata muganhu we application-layer. Maitiro ekubhadhara — NFC token handling, EMV kernel execution, card data processing — aishanda chete mukati meTrusted Execution Environment, akaparadzaniswa nechero chii zvacho chiri kuitika mu Android. App ine malware yakaiswa kudivi re Android here? Yaisazova negwara rekuwana data rekubhadhara, zvisinei nekuti yaida mvumo dzipi.
NFC Antenna — Dambudziko Risina Kuonekwa Nemunhu
Antena yepakutanga yeNFC yaive rectangular single-turn loop yakadhindwa paPCB huru. Kuongororwa kwerabhoritari kwakaratidza kusashanda zvakanaka kwekuona. Kuskena kweNear-field kwakaratidza chikonzero: ferromagnetic core yemota yekudhinda yaikonzera eddy currents mu antenna loop, zvichideredza simba remunda ne35%.
Kugadziriswa kwacho kwakabatanidza shanduko mbiri. Antena yakaendeswa kuPCB inochinjika yakanamirwa kumeso kwemukati kwechifukidziro chechassis chepamberi — panyama kure nenzvimbo yekupindira kwebhodhi guru. Pepa referrite rakasungirirwa kumashure kwaro, richitungamira magnetic flux kuenda kunzvimbo yepombi. Mushure mekuchinja uku, avhareji yenzvimbo yekuona yakasvika 4.2cm, zvichibvisa zvinodiwa zve4cm nenzvimbo yasara.
Thermal Management
QM215 SoC ine tembiricha yepamusoro yekubatanidza madhigirii 85 C. Musoro weprinta inodziya unosvika 70–80 C panguva yekudhinda kwenguva refu. Zvese zvichishanda panguva imwe chete — zvinova zvakajairika muresitorendi ine vanhu vakawanda — zvaida kuronga zvakanaka.
Kuenzanisa kwekupisa kwechikamu chekupedzisira kwakaratidza nzvimbo yekupisa iri pakati penzvimbo yepamusoro yemukati mechassis uko masosi ese ekupisa aipindirana mumamiriro ezvinhu akaipisisa. Mhinduro iyi yakashandisa zvikamu zvitatu: graphite thermal spreader yakabatana neSoC package, coupling ye elastomer pad inofambisa kupisa iyo inoparadzira kumadziro echassis (ichishandisa chassis se passive heatsink), uye bracket yepolymer ine conductivity yakaderera inoparadzanisa printer kubva kuSoC thermal zone. Pasi pekuiswa kwakanyanya, tembiricha yeSoC junction yakaramba iri pasi pe72 degrees C - muganhu wemadhigirii gumi nematatu uchienzaniswa nemuganhu.
5. Matambudziko Matatu Einjiniya Akakodzera Kutaurwa Nezvawo
Dambudziko reKukora kweBhatiri
Magadzirirwo eindasitiri akagadza ukobvu hwenzvimbo yekubatirira hwe22mm. Bhajeti remagetsi rekuchinja kwemaawa masere raida kanenge 5,000mAh. Sero repachikwama re5,000mAh raizosundira mudziyo kusvika ku26mm. Mamirimita mana haanzwike zvakanyanya - asi mumudziyo unobatwa nemaoko unoshandiswa kwemaawa masere akatevedzana, mamirimita mana iwayo ndiwo musiyano uripo pakati pekunyaradza nekuneta.
Zvinhu zvitatu zvaifanira kuitika panguva imwe chete kuti mukaha iwoyo uvharwe. Zvikamu gumi nezviviri zvepakati pehuwandu hwemabhokisi makuru zvakatamisirwa kuhukuru hwepakeji ye0201 ne01005, zvichiwana nzvimbo yebhodhi inosvika 4cm2 yetireyi yebhatiri. Sero repaketi rakagadzirwa rine chimiro chakafara, chakatsetseka kupfuura zvakajairwa - kusvika 5,200mAh paukobvu hwe4.9mm chete. Uye PCB stack-up yakagadziriswazve kubva pamatanho matanhatu kusvika masere, ichideredza footprint yebhodhi ne8% uye ichisunungura vhoriyamu yemukati. Hapana shanduko imwe chete yakakwana. Zvese zvitatu pamwe chete zvakabatsira.
Iyo Anti-Tamper Mesh vs. Signal Integrity
Kufambisa mesh yekuchengetedza inodiwa nePCI — ma trace madiki ekufambisa magetsi ari pa 0.15mm nzvimbo yakakura kupfuura 18cm2 — paPCB yaitakurawo masaini edhijitari anomhanya uye RF connections kwakagadzira dambudziko guru. Mesh iyi yakashanda senzvimbo yekubatanidza EMI isina kurongeka uye yakakanganisa mashandiro eNFC antenna uye yakachengeteka IC communication lines pamarongero ekutanga.
Chisarudzo chacho chaive chikamu chePCB chakatsaurirwa chete chemesh, chakaparadzaniswa kubva kuzvikamu zvesignal nezvikamu zvakasimba zve reference pazvikamu 4 ne6. Mesh yacho yakaendeswa se serpentine pattern pane grid, ichicheka capacitive coupling kune zvikamu zviri pedyo ne40% uku ichichengetedza physical coverage density inodiwa nePCI. Kuenzanisa kwechiratidzo chekuvimbika kwakadzokororwa mushure mekugadzirisa kwega kwega kusvika zviyero zvese zvabviswa panguva imwe chete.
Dambudziko reKudedera kwePrinta
Munguva yekutanga yekugadzira prototype yePOS terminal inoshanda zvakanaka, vashandisi vakatsanangura manzwiro ekudhinda se'akachipa' uye 'anotyisa.' Mota ye stepper yeprinta yekupisa yaigadzira vibration yakajairika inosvika 145Hz - pamucheto wefrequency ye resonant yeNFC antenna's flexible PCB substrate. Kuongororwa kweDynamic kwakasimbisa resonance coupling pakati pe140Hz ne160Hz. Kana ikasiyiwa isina kugadziriswa, coupling iyoyo yakaisa panjodzi yekukundikana kweNFC nguva nenguva mumunda.
Chigadziko chekudzivirira kunyungudika chesilicone chakagadzirwa kuti chishandiswe pakudhinda, chakadzokororwa kuburikidza nemaprototype mashanu chaiwo. Shanduro yega yega yakayerwa pachishandiso chine accelerometer. Geometry yekupedzisira yakawana 78% vibration isolation pa145Hz - pasi pemuganho wekuona kwekubata wemushandisi, uye kure zvakakwana kubva kuNFC flex substrate kugumisa resonance coupling zvachose.
6. Kugadzira & Kudzora Hunhu hweSmart POS Terminal
Kugadzira Zvifananidzo muMatanho Mana
Chirongwa ichi chakapfuura nepakati pezvikamu zvina zvemuenzaniso, chimwe nechimwe chine zvinodiwa zvekupinda nekubuda. Hapana nhanho yaigona kudarikwa. Chimiro ichocho ndicho chakabvumira timu kuti inzwisise dambudziko rekupindira kweNFC uye ruzha rweprinta panguva yeEVT — kwete mushure mekudyara mari yekushandisa.
MaModheru ekuonekwa akashandisa SLA 3D printing kusimbisa ergonomics uye CMF vasati vashandisa chero maturusi. Mhinduro yemushandi padanho iri yakafambisa bhatani remagetsi ne3mm kumusoro uye yakawedzera grip curvature radius ne1.5mm. Engineering Validation Test (EVT) yakashandisa maCNC-machined enclosures nemabhodhi akagadzirwa nemaoko — anoshanda nemagetsi asi kwete anomiririra kugadzirwa. Design Validation Test (DVT) yakashandisa first-shot injection molding uye production PCBs. Zvese zvitupa zvitatu — EMV L1, L2, uye PCI-PTS 6.x — zvakaendeswa kumayuniti eDVT uye zvakapasa pasina kutumira kwechipiri. Production Validation Test (PVT) yakagadzira mayuniti mazana mashanu pamutsetse wekugadzira wese, yakagoverwa kune vatengesi ve beta kwemazuva makumi mana nemashanu. Hapana matambudziko akadzivisa kugadzirwa kwehuwandu.
DFM — Chii Chakanyatsochinja
Dhizaini yekutanga yeEVT yaishandisa waya nomwe kuti ibatanise PCB huru nezvimwe zvese: display, touchscreen, printer, NFC, kamera, card reader. Kubatanidzwa kwehandle idzi kwaitora 23% yenguva yekufamba nemaoko uye ndiko kwaikonzera zvikanganiso pakubatanidza - waya dzisina kufamba zvakanaka, maconductor akapwanywa, zvigaro zveconnector zvisina kunaka.
Zvishanu pazvinomwe zvakatsiviwa nemacircuit akadhindwa anochinjika uye maZIF connectors. Zviviri zvakasara (bhatiri neNFC antenna) zvaida mageometries anodzorwa-impedance ayo FPC yakajairika yaisakwanisa kuita. Kuchinja uku kwakaderedza nguva yekupinda kwemukati ne31% uye kwakaderedza zvikanganiso zvine chekuita netambo ne88%, zvichiyerwa muPVT build zvichienzaniswa neEVT. Kuwanda kwemasikuru kwakadzikira kubva pa14 kusvika pa9 kuburikidza nezvinhu zvinopinda pabhatiri nepamusuwo weprinta.
Mhedzisiro yeKuedza Kuvimbika
| bvunzo | Mhedzisiro / Chinodiwa |
| Donhwe — 1.5m, zviso zvitanhatu | Hapana PCBA kana kutadza kushanda zvakanaka pazvikamu makumi matatu zvekuyedza pakongiri yakasimbiswa |
| Hupenyu hwekubatidza skrini | Mapombi 1,000,000 ane simba re500g — kubatwa kwemunhu mukati me2% kubva pakutanga |
| Musoro weprinta yekupisa | 80km bepa rakasimbiswa — rinodarika 50km inodiwa |
| ESD — kubatwa/mhepo | +/-8kV contact, +/-15kV air pa IEC 61000-4-2 — hapana resets kana zvikanganiso zvedata |
| Kudonha — mabhora anopfuura mazana matatu | 0.5m dhiramu rinotenderera rakaenzana — hapana zvikanganiso zvekushanda, kusakara kwezvishongedzo mukati mezvinodiwa |
| Climate | -10C kusvika +50C inoshanda — hapana kuzvimba kwebhatiri, hapana kufinha kwechiso |
| IP54 | Guruva nemvura zvinopfachukira zvichienderana neIEC 60529 — hapana kupinda kwePCBA mushure mebvunzo |
7. Magadzirirwo Ekupedzisira Echigadzirwa
| Processor | Qualcomm Snapdragon QM215, Quad-Core 1.3GHz Cortex-A53 |
| ndangariro | 2GB LPDDR3 RAM / 16GB eMMC 5.1 |
| kuratidza | 5.5-inch IPS LCD, 600 nit, 1280×720, Optical Bonding |
| purinda | 58mm Thermal, 80mm/s, 80km hupenyu hwemusoro hwakasimbiswa |
| bhatiri | 5,200mAh Custom Pouch, 18W Fast Charge, inoshanda kwemaawa masere zvichikwira |
| chibatiso | Mutongi wekuchengetedza akatsaurirwa, Anodzivirira kutambisa mesh, ARM TrustZone TEE |
| mubhadharo | Mutsetse weMagineti, EMV Chip L1+L2, NFC Contactless L1, QR Scan |
| Cellular | 4G LTE Cat-4 + Cat-M1/NB-IoT |
| Wi-Fi / BT | 802.11ac Wi-Fi 5, 2×2 MIMO / Bluetooth 5.0 + BLE |
| OS | Android 11, GMS Certified, TrustZone TEE |
| miganhu | 180 x 76 x 22mm (nzvimbo yekubata), 378g nebhatiri |
| Protection | IP54, 1.5m donhwe rakasimbiswa, IK08 |
| Certifications | PCI-PTS 6.x, EMV L1+L2, GMS, FCC, CE, RoHS 3.0 |
8. Zvakaitika Mushure mekutumirwa kuhondo
Mazuva ekutanga makumi mapfumbamwe edata remagetsi ePOS akangwara akataura nyaya chaiyo. Mwero wekubvumidzwa kwekutengeserana waive paavhareji ye99.2% munzira dzese dzekubhadhara - chiyero cheindasitiri chekirasi yemidziyo chiri pa97.4%. Musiyano iwoyo we1.8-point, kunyange zvazvo uchinzwika mudiki, wakashandurwa zvakananga mukushomeka kwekubhadhara, kusawirirana kushoma kwevatengesi, uye kuchengetedzwa kwemari inoyerwa kune vadyidzani vevatengi vari kutumira.
Mwero wekudzoka kwemagetsi wakasvika pa1.1% zvichienzaniswa neavhareji ye3.8% yeindasitiri. Mutengi akati izvi zvakakonzerwa nedziviriro yeIP54 uye kushanda kwekudzivirira kudonha - nzira mbiri dzekutadza dzaive dzakanyanya mumitsetse yavo yewaranti nehardware yekare. Kuderera kwe28% mumafoni ebasa remumunda mukati memazuva makumi mapfumbamwe ekutanga hakuna kushamisa timu yeinjiniya. Yaive mhedzisiro inotarisirwa yekuita kuti kugara kwenguva refu kuve dhizaini pane kufunga nezvekupedzisira.
Kugutsikana kwemutengesi kwakawana 4.6 kubva pa5.0. Zvinhu zvitatu zvakaongororwa zvakanyanya: hupenyu hwebhatiri, kuverenga kwechiso, uye kumhanya kwekudhinda. Zvese zvitatu ndizvo chaizvo zvairwadza zvakaratidzwa netsvakurudzo isati yanyorwa mutsetse mumwe chete wechirongwa. Kurongeka pakati pechirevo chekutanga chedambudziko nemhinduro yekupedzisira yemushandisi kwakafanana nekusimbisa sezvinogona kuwanikwa nechikwata chemainjiniya.
Chii Chinotevera
Puratifomu iyi yakagadzirwa nepfungwa dzekudzokorora mune ramangwana. Pane chiratidzo chisina vanhu paPCB cheSecure Element yechipiri, yakachengeterwa kutevedzera kadhi rehost uye maapplication ekubhadhara ekufambisa - hapana dhizaini yebhodhi inodiwa kana chimiro ichocho chichifanira kudiwa. QM215 inotsigira ML inference iri pamudziyo, iyo isiri kushandiswa parizvino asi inowanikwa kuti ionekwe mune ramangwana kana kuti ionekwe nekamera.
Imwe mhando ye biometric yatove muDVT. Module yekudhinda iri kuchinjwa ne sensor yeminwe yakabatana uye compact receipt printer assembly. Chassis, PCB architecture, certifications, uye maitiro ekugadzira kubva kuchizvarwa chekutanga zvese zvinoenderera mberi. Ndizvo zvinoreva dhizaini ye modular mukushanda.
9. Mhedziso
Chakaita kuti chirongwa ichi chibudirire kwaisava kufambira mberi kweinjiniya chete. Chaive chisarudzo chekubata kuchengetedzeka, kugara kwenguva refu, ergonomics, uye kugona kugadzirwa kwezvinhu sezvipingamupinyi panguva imwe chete kubva pazuva rekutanga - kwete sekutarisa kwakatevedzana uko timu yega yega inoendesa kune rinotevera.
Dambudziko rekukora kwebhatiri raida kuti mainjiniya emakanika, emagetsi, uye zvikamu zvifambe panguva imwe chete. Mesh inodzivirira kutambisa yaida kurongeka kwePCB uye kusimba kwechiratidzo kuti ishande sedambudziko rimwe chete, kwete maviri. Kudedera kweprinta kwaive dambudziko remakanika raiva nemigumisiro yeRF. Dambudziko rega rega rakaoma muprojekiti iyi rakayambuka miganhu yehutongi. Chikwata chakagadzirwa kuti chishande nemiganhu iyoyo pane kupa fenzi.
Mayuniti zviuru makumi mashanu ari mumunda. Chiyero chekudzoka kwe1.1%. PCI-PTS 6.x pakutanga kwekuyedza. Mhedzisiro iyoyo haibvi muinjiniya yakakwana. Inobva mumaitiro einjiniya akavimbika nezvekuchinjana nekukurumidza, akadzidziswa nezvekusimbisa, uye akabatanidzwa zvechokwadi pabasa rega rega rinoumba chigadzirwa chekupedzisira.
WonderfulPCB — Kugadzira Remangwana reZvishandiso Zvekubhadhara
