Tlhaloso e Tebileng ea Keyboard PCB Technology

Selelekela

Li-PCB ke likarolo tsa bohlokoa ho lisebelisoa tsohle tsa keyboard tsa elektroniki, ho tloha ho likonopo tsa khomphutha ho isa ho liletsa tsa mmino. Ba fana ka motheo oa ho hokela le ho hokahanya li-switches tse fapaneng, li-sensor, balaoli le likarolo tse ling tse etsang sistimi ea keyboard. PCB e fetolela linotlolo tsa mosebelisi hore e be matshwao a kenang a tsamaisanang le sesebediswa se hoketsweng.

Sengoliloeng sena se fana ka kakaretso e akaretsang ea likarolo tse fapaneng tsa theknoloji ea keyboard ea PCB. E akaretsa mefuta e fapaneng ea li-PCB tsa keyboard, lintlha tsa bohlokoa tsa moralo, mekhoa ea tlhahiso, khetho ea thepa le likarolo tse amehang ho aheng li-PCB tsa keyboard tse tšepahalang le tse sebetsang tse etselitsoeng lits'ebetso tse ikhethileng. Sepheo ke ho hlomella baenjiniere ba meralo ka tsebo e tebileng ea ho kenyelletsa theknoloji ea keyboard ea PCB lihlahisoa tsa elektroniki.

Keyboard PCB ke eng?

PCB ea keyboard e bua ka kopano ea boto ea potoloho e hatisitsoeng e sebetsang e le motheo oa sesebelisoa sa keyboard ea elektroniki. PCB e haha ​​'me e hokahanya li-switches, li-sensor, li-microcontrollers, li-connectors le likarolo tse ling tse sebetsang / tse sa sebetseng tse etsang tsamaiso ea keyboard.

Ha mosebelisi a tobetsa konopo keyboard, e kenya switch e tsamaisanang le eona e kentsoeng ho PCB e ka tlase. Ho koaloa ha switjha ho lemohuoa ke lisebelisoa tsa elektroniki tse laolang keyboard ebe ho fetoloa mats'oao a nepahetseng a kenyelletsoang ho sistimi e hoketsoeng ea moamoheli eo keyboard e hokahaneng le eona.

Li-PCB tsa keyboard li entsoe ka mefuta e mengata e fapaneng ea boholo le meralo ho latela mofuta oa ts'ebeliso ea keyboard le lintlha tse hlokahalang. Li-PCB tsa keyboard ea boholo bo felletseng li amohela linotlolo tse fetang 100 ha li-PCB tsa keyboard tsa compact li kanna tsa ba le linotlolo tse ka tlase ho 40 ho mehato e menyenyane.

Keyboard PCB Paramenters

Mefuta ea li-PCB tsa Keyboard

Ho na le mefuta e 'maloa ea li-PCB tsa keyboard tse etselitsoeng lits'ebetso tse fapaneng:

PCB ea Keyboard ea Mechanical - E sebelisoa likhibotong tsa mechini tse sebelisang li-switch tsa 'mele ka bonngoe bakeng sa senotlolo ka seng ho fapana le li-membrane tsa rabara tsa dome. Sena se lumella mefuta ea li-switch tse ikhethileng ho sebelisoa bakeng sa karabelo e ntlafalitsoeng ea ho ama.

PCB ea Keyboard ea Lipapali - E ntlafalitsoe bakeng sa lipapali ka likarolo tse kang libaka tsa RGB tse ka hlomelloang morao, likonopo tsa macro le matrices ea switch e khahlanong le ghosting.

PCB ea Keyboard ea Laptop - E nyane, e tšesaane ebile e etselitsoe ho hokahanngoa ka har'a li-notebook tse thata le li-laptop.

PCB ea Keyboard ea Ergonomic - Meralo e betliloeng ka mokhoa oa ergonomic ho nolofalletsa ho beha letsoho la tlhaho le motsamao oa ho thaepa ho fokotsa mokhathala.

PCB ea Keyboard e Feto-fetohang - E entsoe ka li-substrate tse tšesaane, tse tenyetsehang tse lumellang keyboard ho phuthoa/kobeha e leng se etsang hore e be ntle bakeng sa lits'ebetso tse nkehang habonolo.

PCB ea Keyboard e se nang mohala - Kenya khokahano e se nang mohala joalo ka Bluetooth ho hokela lisebelisoa tsa moamoheli ntle le likhoele tsa 'mele.

PCB ea Keypad ea Lipalo - E na le karolo ea keypad ea linomoro feela bakeng sa lits'ebetso tsa lichelete/POS tse hlokang ho kenngoa ha data ea linomoro.

PCB ea Keyboard ea Multimedia - E na le linotlolo tse inehetseng bakeng sa ho laola lits'ebetso tsa multimedia, joalo ka ho bapala/ho emisa, taolo ea molumo jj.

Khetho e ipapisitse le sebopeho sa sebopeho, ts'ebetso, sebopeho le litlhoko tsa tikoloho ea ts'ebeliso.

Lintlha tsa Moralo bakeng sa Keyboard PCBs

Lintlha tse 'maloa tsa bohlokoa li tlameha ho nahanoa ha u rala PCB ea keyboard e nepahetseng:

• Boholo le Sebopeho - Boholo ba keyboard le sebopeho sa senotlolo li tlameha ho lumellana le ergonomic, sebopeho sa sebopeho le litlhoko tsa kopo.
• Fetola mofuta - Mofuta o nepahetseng oa mochini o fanang ka maikutlo a lakatsehang, profil ea matla le ho tobetsa ka mokhoa o utloahalang o tlameha ho khethoa.
• Fetola Sebopeho sa Matrix - Mokhoa o nepahetseng oa ho fetola matrix o fokotsang moea ha o ntse o fokotsa ho rarahana ha lithapo.
• segokanyimmediamentsi sa sebolokigolo - Khetho ea li-hardwired (PS/2, USB) kapa thekenoloji ea segokanyimmediamentsi sa mohala (Bluetooth, RF) keyboard interface.
• Leseli le khanyang - Kenyelletso ea senotlolo ka seng sa RGB LED backlighting bakeng sa ho bonesa le aesthetics.
• Balaoli ba Onboard - Bokhoni ba Microcontroller ba ho laola boemo ba keyboard, ho bonesa ka morao, macros joalo-joalo.
• EMI Shielding - Kenyelletso ea litšireletsano tse theiloeng fatše le li-gaskets bakeng sa ho fokotsa tšitiso ea motlakase.
• Tlhophiso - Ts'ehetso ea ho fetola li-hot-swapping, li-keycaps tse ling le ho khonahala ha basebelisi.

Ho nahanoa ka hloko ha liparamente tsena ho fella ka keyboard ea PCB e lokiselitsoeng hantle bakeng sa ts'ebeliso ea eona le litlhoko tsa ts'ebeliso.

Liphetoho tsa Mechini tse Sebelisitsoeng ho Keyboard PCBs

 

Li-keyboards tsa mechine li sebelisa li-switches tsa 'mele ka tlas'a senotlolo se seng le se seng ho fapana le li-membrane tsa rabara tsa li-keyboards tse theko e tlaase. Li-switches tsena li tla ka mefuta e fapaneng e fanang ka likarabo tse fapaneng tse tactile le li-signature tse utloahalang. Li-switches tse tloaelehileng tsa mochini li kenyelletsa:

• Spring – E busetsa senotlolo sebakeng sa ho phomola ka mora ho tobetswa. Matla a selemo a etsa qeto ea ho hanyetsa kapa matla a ts'ebetso ea senotlolo.
• Sebaka - Karolo ea ho sisinyeha e khomaretsoeng ho keycap e thellang holimo / tlase ho etsa le ho senya khokahano ea motlakase.
• Selemo sa makhasi - E etsa hore e kopane le kutu ho phethela potoloho ea motlakase.
• Housing - E tšoara likarolo tsa switjha hammoho 'me e fana ka botsitso ba mochini.
• mabitso - Thepa e tsitsitseng ho PCB eo mabitso a tsamaeang a hokelang ho eona ha switch e koala.

Ho feto-fetoha ha likarolo tsa kahare tsa switch ea mochini ho lumella ho theha li-profiles tse fapaneng tsa matla ho tloha ho bobebe le mola ho isa ho ts'ebetso e boima le e bonolo.

Mechanical Switch Types for Keyboard PCBs

Li-PCB tsa keyboard li ka amohela mefuta e fapaneng ea li-switches tsa mochini. Lihlopha tse kholo ke:

Li-Switch tsa Linear - Leeto le boreleli la linear ntle le ho phatloha ho amang kapa maikutlo a ho tobetsa sebakeng sa ho sebetsa. Likhetho tse tsebahalang li kenyelletsa Cherry MX Red, Black, Silevera, Nature White jj.

Li-Switch tsa Tactile - Fana ka ho phatloha ho amang empa ha ho na ho tobetsa kapa lerata le utlwahalang sebakeng sa ho qala. Mehlala ea li-switch ke Cherry MX Brown, Clear, Grey, Nature White.

Li-Clicky Switches – Bontša ho thiba ha molumo hammoho le ho penya ho utloahalang ho ikhethang ha o qala ho sebetsa. Li-Clicky Switches tse tloaelehileng ke Cherry MX Blue, Green, Nature White, Kailh Box White.

Li-Switch tse Khutsitseng – E etselitsoe ho hlahisa lerata le lenyenyane esita le ha ho tepeletse maikutlo ka botlalo ka mor'a ho sebetsa. E na le thuso libakeng tse bulehileng tsa ofisi. Cherry MX Silent Red/Black ke li-switch tse tloaelehileng tse khutsitseng tse otlolohileng.

Basebelisi ba fapaneng ba khetha mefuta e itseng ea li-switches ho latela maikutlo a lakatsehang, molumo le boiphihlelo ba ho thaepa. Li-PCB tsa Keyboard li ka etselitsoe ho sebetsa ka mefuta e mengata e fapaneng ea li-switch tsa mochini tse khethehileng.

Mechanical Switch Mounting Styles E Sebelisitsoeng ho Keyboard PCBs

Li-switch tsa mechini li tla ka mekhoa e 'meli ea lipampiri - 3 pin le 5 pin - tse laolang hore na li sebelisana joang le PCB:

Li-Switch tse 3 tsa Pin – E na le li-pin tse peli bakeng sa likhokahano tsa motlakase le e 'ngoe bakeng sa ho li kenya. Hloka tšehetso e eketsehileng ea poleiti kapa li-PCB tse teteaneng bakeng sa botsitso.

Li-Switch tse 5 tsa Pin - E na le li-pin tse peli tse ling tsa polasetiki bakeng sa ho hokahanya le ho tsitsisa ha li kopantsoe ka ho toba ho PCB ntle le poleiti.

Bakeng sa likonopo tsa li-plate-mounted, mofuta ofe kapa ofe oa sebetsa kaha poleiti e fana ka tšehetso ea mechine. Li-PCB tse fetolehang ka ho chesa hangata li sebetsa feela ka li-switches tse 3 tsa li-pin.

Lithakhisa tse ling li ka khaoloa haeba ho sebelisoa li-pin tse 5 ho PCB ea li-pin tse 3. Mokhoa ha o ame litšobotsi tsa motlakase kapa tactile.

Karolo ea Lipoleiti ho Keyboard PCBs

Lipoleiti ke lishiti tsa tšepe (aluminium, tšepe) kapa polasetiki (polycarbonate, acrylic) tse kaholimo ho PCB le ka tlase ho li-switches:

• Li na le li-cutouts tseo senotlolo se seng le se seng se hlahellang ho tsona ha li ntse li sirelelitsoe poleiti.
• Lipoleiti li fana ka botsitso ba sebopeho le ho hanyetsa khahlano le deformation ea switch tlasa khatello e matla.
• Ba etsa bonnete ba hore ho lokisoa ha li-switches le ho lumellana ha sebaka ka har'a keyboard.
• Lipoleiti li fokotsa keyboard ho feto-fetoha le ho ntlafatsa maikutlo a ho ngola.

Lipoleiti li tlamehile bakeng sa botšepehi ba mochini ho li-switches tse kentsoeng ka poleiti. Li-keyboards tse ling tse kentsoeng ka PCB li ka tlohela lipoleiti ka boikhethelo ho fokotsa litšenyehelo le botenya.

Ho aha PCB ea Keyboard e Tloaelehileng

Batho ba chesehelang lisebelisoa tsa elektroniki ba ka rala le ho iketsetsa li-PCB tsa bona tsa keyboard:

Moralo oa Sekema - Theha sekema sa potoloho ea keyboard ka likarolo tse kang microcontroller, li-switch, li-LED jj.

Sebopeho sa PCB – Rala PCB ea 'mele ka likarolo tse behiloeng 'me u fetole matrix e hlalositsoeng.

Khoutu ea Firmware - Ngola khoutu ea logic ea firmware le taolo ea mabone bakeng sa microcontroller.

Ho Etsa Mehlala ea 3D - Etsa mohlala oa sekoahelo sa keyboard le poleiti ho software ea CAD.

Tlhahiso ea PCB - Fumana PCB e entsoeng le likarolo tse entsoeng.

Kopano - Likarolo tsa ho tjheseletsa tse kang diswitjhi, taolo, dihokelo ho PCB e entsweng.

Firmware e Khanyang - Kenya firmware ea taolo ho microcontroller.

Teko - Netefatsa ts'ebetso ea keyboard pele u kopanya la ho qetela.

Kopanyo ya Letlooeng – Kopanya khiboto ka hara letlooeng le hatisitsoeng la 3D kapa le entsweng fekthering.

Ho aha keyboard e tloahelehileng ho na le moputso o moholo empa ho hloka boqapi ba bohlokoa, ho ngola likhoutu le boiphihlelo ba ho etsa lintho hammoho le phihlello ea mehloli e hlokahalang ea likarolo le lits'ebeletso tsa tlhahiso.

Likaroloana tse Sebelisitsoeng ho Keyboard PCBs

Likarolo tsa bohlokoa tse etsang potoloho ea keyboard ea PCB li kenyelletsa:

Phepelo ea Motlakase – Li-keyboard li sebelisa matla a +5V kapa +3.3V a fanoeng holim'a sebopeho sa tsona sa moamoheli (USB/waelese). Taolo ea motlakase e ka kenngoang ka har'a sekepe le eona e ka kenyelletsoa.

Microcontroller – Sena se sebetsana le ho tobetsa dikonopo, se tsamaisa ditlamorao tsa mabone, se sebetsana le puisano ya di-wire/waelese jj. Mehlala ya di-MCU ke Atmega32, RP2040, Elite-C.

Liswichi – Liswichi tsa senotlolo tsa mechine tse arohaneng kapa matrices ea switch ea rabara ea dome e sebelisetsoang ho kenya mosebelisi.

Diode tsa ho Fetola – E sebediswa ho thibela mathata a ho fetola matrix ya motlakase ho dumella ho tobetsa dikonopo ka nako e le nngwe.

Li-LED tsa Bohlokoa - Kenya li-LED tsa 'mala o le mong kapa tsa RGB tlas'a senotlolo se seng le se seng bakeng sa khanya le litlamorao.

Li-Resistor tsa ho Hula-hodimo - Li sebelisetsoa ho fetola ka mokhoa o tšepahalang le ho thibela liketso tse fosahetseng.

Tšireletso ea ESD - E sireletsa lisebelisoa tsa elektroniki tse laolang habonolo ho tsoa ha motlakase o sa fetoheng.

Ho Sefa Li-Capacitor - Ho fokotsa tšitiso ea lerata la motlakase meleng ea data ea keyboard.

Sebopeho sa Puisano – Di-interface tse nang le terata tse kang USB kapa tse se nang mohala tse kang Bluetooth bakeng sa kgokelo ya moamoheli.

Ho bapisa Standard vs Mechanical Keyboard PCBs

Ho na le liphapang tse ikhethang lipakeng tsa li-PCB tsa keyboard tse thehiloeng ho membrane khahlano le li-PCB tsa keyboard:

• Mokhoa oa ho fetola - Li-keyboards tsa Membrane li sebelisa li-circuits tse hatisitsoeng holim'a lera le tenyetsehang le tenyetsehang ha le totoba. Li-keyboards tsa mechine li na le li-switches tse arohaneng bakeng sa senotlolo se seng le se seng.
• Tactile Feedback - Li-keyboards tsa Membrane li na le maikutlo a fokolang a nang le maikutlo a bonolo a mushy. Li-switch tsa mochini li fana ka maikutlo a hlakileng le a utloahalang ka mochine oa khatiso o hlakileng.
• Fetola Customization - Li-keyboards tsa mochini li lumella ho sebelisa mefuta e fapaneng ea li-switches tse ikhethileng ho latela khetho ea mosebelisi. Li-keyboards tsa Membrane li fana ka khetho e fokolang kapa khetho ea ho fetola.
• Bolele ba bophelo - Li-switch tsa mochini ka bomong li fuoe li-keytroke tse limilione tse 50+. Li-keyboards tsa Membrane lia khathala ka mor'a ho hatisa limilione tse 5-10 tse lebisang ho hloleheng.
• Signal Processing - Li-keyboards tsa Membrane li sebelisa matrix a passive capacitive sensing. Li-keyboards tsa mechini li sebelisa phetoho e sebetsang ea dijithale e hlokang diode.
• ditjeho - Li-PCB tsa keyboard tsa mochini tse nang le li-switches tse sa bonahaleng li bitsa chelete e ngata ho feta likopano tsa PCB tsa membrane keyboard.

Li-keyboards ka kakaretso tsa mochini li fana ka bophelo bo bolelele bo phahameng, ho itloaetsa le boiphihlelo ba mosebelisi ho feta meralo e thehiloeng ho membrane.

Mefuta e tloaelehileng ea Keyboard PCB

Li-PCB tsa keyboard li tla ka boholo bo fapaneng ho latela palo ea linotlolo tse kenyellelitsoeng. Mefuta e meng e tloaelehileng ke:

• 40% - Ultra komporo e nang le linotlolo tsa alpha le matšoao a itseng. E hloka motsoako oa linotlolo tsa Fn.
• 60% - E kenyelletsa linotlolo tsa alpha, li-modifiers, metsu empa e haelloa ke ts'ebetso le linotlolo tsa nav. Boholo bo tummeng ba "poker".
• 65% - E ts'oana le 60% e nang le linotlolo tse kentsoeng tsa metsu. E sebelisoa li-laptops tse ling.
• 75% - E na le linotlolo tsa alpha, li-modifiers le linotlolo tsa ts'ebetso empa ha e na numpad.
• 80%/TKL - Tenkeyless e se nang numpad empa linotlolo tse ling kaofela li teng.
• 100% - Boto ea boholo bo felletseng e nang le li-numpad tse kopaneng le linotlolo tsohle. Mefuta e atileng haholo ea PC.

Lisaese tse nyane tsa keyboard tsa PCB li sebelisoa ho holisa ts'ebeliso ha tse kholo li ntlafatsa tlhahiso. Boemo ba ts'ebeliso bo tataisa khetho ea boholo.

Ho rala Sebopeho sa Keyboard PCB

Sebopeho sa PCB se hlophisa likarolo le litsela tsa khokahanyo ea tsona ho kenya ts'ebetsong potoloho ea keyboard ka mathata a sebele a 'mele:

• POSITION COMPONENTS - Microcontroller, lihokelo, li-switches li hlophisitsoe ka mokhoa o sebetsang le tse arohaneng ka nepo.
• MATRIX ROUTING - Optimized switch matrix e hokahanyang mela/likholomo e lemoha mehatla ea linotlolo ka botshepehi.
• CONTROL CIRCUITRY - Litsela tse tsamaeang ka lebelo le phahameng tse nyane bakeng sa MCU.
• ISOLATION - Boloka mesaletsa e lerata ea dijithale hole le tse bonolo tsa analog.
• FORM FACTOR - Maemo a likarolo a tsamaisana le lithibelo tsa kantle tsa keyboard.
• SERVICEABILITY - Lintlha tsa tlhahlobo tse fanoeng ho netefatsa ts'ebetso.
• FABRICATION - Mekhoa ea tlhahiso ea ntlo ea lihlahisoa tse phahameng e nkoa.

Meetso e reriloeng hantle ea keyboard ea PCB e fokotsa ho rarahana le ho kopana ha ho ntse ho le bonolo ho e etsa le ho kopanya ka bongata.

Khetho ea Botenya ba Koporo ea PCB bakeng sa Keyboards

Botenya ba koporo ba PCB bo ipapisitse le matla a hona joale a ho jara:

• Melaetsa e tloaelehileng ea keyboard e na le mats'oao a tlase a hajoale, kahoo 1 oz. koporo (35 μm) e tloaelehile.
• Li-keyboards tse ling tse khethehileng tsa RGB-backlit li sebelisa boima ba 2 oz. koporo (70 μm) ho sebetsana le maqhubu a phahameng a LED ntle le marotholi a motlakase.
• Bophahamo bo lumelletsoeng ba PCB ba ho latella le tumello le tsona ke karolo ea khetho ea boima ba koporo.

Maemong a mangata, 1 oz. koporo e fana ka tekanyo e nepahetseng ea conductivity khahlanong le manufacturability bakeng sa li-PCB tsa keyboard ho latela litlhoko tsa bona tse tlase tsa matla.

Fetolela Litaele tsa ho Beha ka har'a Keyboard PCBs

Li-switches tsa keyboard tsa mochini li hokahantsoe ka 'mele ho PCB li sebelisa manonyeletso a solder kapa li-sockets tse chesang:

E rekisitsoe – Li-terminal tsa switch li rekisitsoe ka ho toba ho li-pad tsa PCB ho hokela ka motlakase le ho tiisa switch ka mechini. E fana ka botsitso bo tšepahalang empa ha e tlosoe.

Sokete e Chesang – Hlooho ea phini ea sokete e se e koaletsoe ho PCB 'me li-switch pin li kenngoa ka har'a sokete ena ntle le ho kopanngoa. E lumella ho fapanyetsana switch empa li-sokete li ka senyeha ka makhetlo a mangata nakong ea ho kenya khafetsa.

Li-keyboards tse feto-fetohang li hloka poleiti ho matlafatsa ho kenya switch ha li-keyboards tse rekisoang li ka tlohela poleiti haeba botenya e le tšitiso. Mokhoa o lakatsehang oa ho feto-fetoha o tataisa khetho pakeng tsa meaho ea PCB e rekisoang le e chesang e feto-fetohang.

Keyboard PCB Plate Material Selection

Lipoleiti tse kentsoeng ho li-PCB tsa keyboard hangata li hahiloe ho sebelisoa:

Aluminium – Thepa e tloaelehileng haholo ea poleiti ea keyboard. E fana ka ho tiea ha boima bo tlase. CNC e entsoe ka mochini ka nepo e phahameng. E ka fetoloa ka mebala e fapaneng. Litšenyehelo tse tlase.

Tšepe e sa ruseng - E fana ka ho tiea ho hoholo ha mechini empa e boima haholo. E na le mafome a fokolang le ho iketsetsa botle joalo ka ho tlatsa pente.

Poleiti ea Koporo – Lipoleiti tsa koporo li tsebahala ka ho ikutloa li le bonolo ho tloha tlase ho ea holimo, li fana ka phello e bonolo ea ho roka. Li hlahisa molumo o tlaase ha li bapisoa le lipoleiti tsa aluminium 'me hangata li khethoa bakeng sa merero ea ho fokotsa molumo. Lipoleiti tsa koporo li ka eketsa boima ho keyboard ka lebaka la ho teteana ha tsona.

Fiber ea Khabone - Khetho e bobebe haholo ebile e tiile. E khahla ka ponahalo ka qetello e lohiloeng. E bitsa chelete e ngata ho feta aluminium.

Acrylic – Khetho ea polasetiki e theko e tlase. E lumella litataiso tsa mabone a bohale ha li kopantsoe le mabone a LED a sa boneseng. Ho tenyetseha ho hoholo ho feta lipoleiti tsa tšepe.

Poleiti ea FR4 – Lipoleiti tsa FR4 li khethoa khafetsa bakeng sa li-keyboard tse theko e tlaase ka lebaka la theko ea tsona e tlase. Li fana ka profil e ikhethang ea molumo e nang le molumo o tebileng ha e bapisoa le lipoleiti tsa aluminium. Leha ho le joalo, hoa bohlokoa ho hlokomela hore lipoleiti tsa FR4 li na le tšekamelo ea ho fokotsa molumo o akaretsang oa keyboard, e leng se ka fokotsang ho thothomela ha eona.

Poleiti ea Acrylic – Lipoleiti tsa acrylic ha li khothalletsoe hangata ntle le haeba li le botenya bo lekaneng. Lipoleiti tse tšesaane tsa acrylic li na le kotsi ea ho petsoha kapa ho robeha. Lipoleiti tsa acrylic tse teteaneng li ka hlahisa molumo o tebileng o tšoanang le lipoleiti tse ling tsa polasetiki.

Polycarbonate – Khetho e 'ngoe ea polasetiki e nang le ho tšoarella hantle le ho pepeneneng bakeng sa litlamorao tsa mabone. E fana ka maikutlo a mahareng a ho ama.

Sebopeho se lakatsehang se thata, boima, nako e telele, litšenyehelo le likhetho tsa litlolo li tataisa khetho ea lisebelisoa tsa poleiti ha u rala keyboard ea PCB.

Ts'ebetso ea tlhahiso ea Kayboard PCB

Teko ea keyboard pcb

Sephutheloana sa keyboard pcb

fihlela qeto e

Li-PCB tsa Keyboard li kenyelletsa mefuta e fapaneng ea theknoloji e etselitsoeng sebaka se pharaletseng sa ts'ebeliso e akaretsang libaka tsa bareki, tsa indasteri le tsa niche. Sengoliloeng sena se fana ka kakaretso ea lintlha tse fapaneng tse amehang ho boenjiniere bo ntlafalitsoeng ba sistimi ea PCB e ipapisitseng le litlhoko tsa maemo.

Ka ho utloisisa likamano tse itšetlehileng ka tse ling pakeng tsa lisebelisoa tsa keyboard PCB , likhetho tsa mechine ea switch, sebopeho le lintlha tsa routing, bokhoni ba microcontroller, likhetho tsa sebopeho le libaka tsa ts'ebeliso; baenjiniere ba meralo ba ka etsa liqeto tse bohlale ho theha lits'ebetso tsa keyboard tse ka fetoloang, tse sebetsang hantle le tse tšepahalang.