01 ngo-10
Yiyiphi i-Pi yokuthenga?
Ukuba usanda kufumanisa i-Raspberry Pi unokucinga ngokuthenga. Emva koko, enye yeekhomputha ezithengiweyo ngaphantsi.
Abantu abaninzi kule meko baqonda ngokukhawuleza ukuba akukho mzekelo omnye weRaspberry Pi yokuthengisa. Kukho imodeli endala, imodeli emitsha, imodeli encinci, imodeli eneechwepheko ezimbalwa kunye neyodwa ekhutshwe ngephephancwadi!
Kungaba yinto ekhohlakeleyo yokusebenza apho uPi ayithenge khona, ngoko ndidibanise olu luhlu lweempawu eziphambili ezikhishwe namhlanje ukuze kuncede wenze ukuthengwa kolwazi.
Ndibandakanya imodeli endala njengokuba abanye bayakuhendeka ukuba babambe isandla sesibini ngokusebenzisa iisayithi zintengiso ze-intanethi. Nangona kunjalo, andizange ndimboze i-'exotic specials '(imibala ekhethekileyo yombala, iModyuli yokuCwangcisa njl njl) njengoko ungeke ukwazi ukufumana okanye ukufuna oku kweli nqanaba.
Maye siye kuthengwa!
02 ngo 10
Umzekelo B Uhlaziyo 1
I-Raspberry Pi yasekuqaleni!
Ngoku sele ineminyaka ubudala kwaye sele iphumelele ngokuphindaphindiweyo ukususela ekukhutshweni kwayo, kodwa iSi-1 seModeli B isakwazi ukuphatha kakuhle ikhowudi, ii-LED, iinzwa kunye nezinye iiprojekthi. Iinezikhonkwane ezili-14 ze-GPIO kunamathothoza zakutshanje kodwa zino-HDMI, i-Ethernet, uqhagamshelo lwekhamera kunye negunya le-micro micro.
Abayithengisi nje njengento yabathengi ebiza kakhulu, kodwa ndiqinisekile ukuba awuyi kubona nayiphi na imizekelo emitsha yale ntengiso. Imizekelo yesibini-yesandla kwiindawo zokuthengisa i-intanethi yiyona ndlela ibhetele yakho engcono, kodwa qwalasela umzekelo wePi ngaphambi kokuba uphumele ngaphandle kweyodwa yalezi - akufuneki kubekho umahluko omkhulu kwixabiso.
Ngaba ndingayithenga le Pi?
I-original B yeBode imnandi ngoku kwaye iza kuba nzima ukufumana enye ithengiswayo. Mhlawumbi ufanele ukuthenga enye xa ufuna ukufumana iqoqo elipheleleyo lePis. Ukungabikho kwemingxuma ephakamileyo kwenza ukuba kube nzima ukufumana iiprojekthi ezithile.
03 ngo 10
Umzekelo B Uhlaziyo 2
Inkoliso ebonakalayo ngokudibaniswa kwezimbobo eziphakamileyo, ukuhlaziywa okwesibini kwe-Model B ibonakala kufana neyokuqala kwayo, kodwa ukupakisha kabini i-RAM (kwiibhodi eziveliswe emva kwe-Oktobha 2012) kunye nokongezwa kweemingxuma (kunye nezinye utshintsho oluthile).
Ngaba ndingayithenga le Pi?
I-Rev 2 iya kuba lula ukufumana ngaphezu kohlobo lwe-B B revision 1, kodwa kusenokwenzeka ukuba ithengiswe elitsha kwiivenkile.
Izitishi ze-intengiso ze-intanethi zibhetele ngakumbi. I-RAM eyongeziweyo kunye nokudibaniswa kwezimbobo eziphakamileyo kwenza i-Rev 2 Model B ibe luncedo ngakumbi, kodwa ngaphandle kokuba ixabiso elincinci kakhulu ndiza kukhangela iP Pi yamuva.
04 we-10
Umzekelo A
I-First Raspberry Pi Model A igcinwe ifom ye-PCB efanayo neyohlobo lweBB ngaphambi kwayo kodwa ifike ngeenkalo ezimbalwa kunye neenkcukacha ze-hardware ezincinci. I-RAM inomlinganiselo we-256MB, i-port yase-Ethernet isuswe kwaye i-USB kuphela ifakwe kwisango.
Ngoba? Ukwakha i-Raspberry Pi engancinci ngeprofayili encinane. Nabanye abasebenzisi abangafunanga ukusebenza ngokupheleleyo kunye nokuxhuma kweModeli B, uMzekelo A wenzelwe ukunciphisa iindleko kunye nokusetyenziswa kwamandla ebhodi.
Ngaba ndingayithenga le Pi?
Nangona ndiyakuthanda imodeli yasekuqaleni A, akunjalo ngokwenene kubaqalayo.
Ukungabi nako kwe-Ethernet port kwenza kube nzima ukulanda amaphakheji kwaye ubuyekeze i-Raspbian (ngaphandle kokumisa i-adapter ye-WiFi USB ngesandla), kunye ne-USB kuphela ekushiya ukuba ukhethe i mouse noma ikhibhodi (okanye i-hub ye-USB ukuba ufuna zombini - iindleko ezingaphezulu).
Nangona kunjalo, ukuba usuye ungumnikazi oziqhenyayo weModeli B, umzekelo we-Model A yindlela ephantsi yokunikezela iPi kwiprojekthi. Akunakwenzeka ukuba ufumane umzekelo omtsha kwiivenkile, kodwa iisayithi zintengiso ze-intanethi ziya kuvelisa ezinye ngezikhathi ngezikhathi.
05 we-10
B +
I-Raspberry Pi B + yayingumxholo omkhulu kwihlabathi lasePi. I-microcomputer eyintandokazi yomntu wonke yayisetyenziselwe ukuphuculwa okukhulu - izikhonkwane ezili-14 ezongeziweyo kwi-GPIO, ii-2 zeechwep ze-USB, ukuthuthela kwikharityhulam ye-SD micro, iipedge ze-PCB ezijikeleziweyo, ukusetyenziswa kwamandla angaphantsi kunye nokunye.
Nangona i-A +, Pi 2, Pi 3 kunye ne-Pi Zero zonke ezikhutshwayo ukusuka kule modeli zaphuma, ndisazibona njengebhodi echaphazelekayo ngenxa yokuba ikwabelana ngendlela efanayo kunye neenyawo zemizekelo yakamuva.
Ngaba ndingayithenga le Pi?
I-B + isona sikhethi esihle kakhulu kubaqalayo.
Ikwabelana ngesakhiwo sayo kunye nefomu yeFi 3, ngoko ke naziphi na iimeko ezisanda kukhululwa kunye ne-HAT ziya kulungelelanisa. Uya kuxhamla kwii-USB zokungena kunye nezikhonkwane ze-GPIO, kunye nokusetyenziswa kwamakhadi e-micro SD ongayisebenzisa kwi-Pi entsha xa unomuva wokufuna ukuphucula.
I-B + kufuneka ibe yinto eshibhile kunamathotho angaphezulu kwangoko ngenxa yokuthengiswa kwempahla, kodwa oku kungenza kube nzima ukufumana imizekelo emitsha kwiivenkile. Ukungaphumeleli, iisayithi zentengiso kwi-intanethi kufuneka zibe nexabiso elincinci njengoko abasebenzisi abakhona abakhetha ukuphucula.
06 ngo 10
A +
I-Raspberry Pi A + yakhululwa nje ngeenyanga ezine emva kwe-B +, inikezela abasebenzisi inguqulo ehlaziyiweyo ye-'a lighter 'Pi, kwaye izisa zonke iimodeli ukuya kwi-40-pin GPIO standard.
Ukulandela umendo ofanayo kwi-Model A yasekuqaleni, i-A + iphinda ifike nge-Ethernet, i-256MB ye-RAM kunye ne-USB kuphela. Ibhodi yiyona kuphela iPi yokuba nomfanekiso obomvu obuncinane, ubuncinci kunezo zombini ze-Model A kunye ne-B + entsha.
Ngaba ndingayithenga le Pi?
Ukuba uyazibuza ukuba kutheni ungathenga i-A + ngaphezu komzekelo A, ngokuyininzi ihla kwiikhonkwane ezongezelelweyo ze-GPIO, i-factual form factor, kunye nokunciphisa amandla okusetyenziswa.
Akungcono kunomqala kunokuqala kohlobo lwe-A ngenxa yokungahambi kakuhle kwechwethi ye-Ethernet kwaye kuphela ukugcina i-USB port, kodwa ndiyathanda ubukhulu kunye nomlo we-A +. Kwakhona iyahambelana nayo yonke i-HATs engama-40 ye-HATs eyayijikeleza kwi-Model A.
Awuzange ithatyathwe yinguqulo ehlaziyiweyo emva kokukhishwa kwePi 2 kunye nePi 3 (kodwa ...) ukuze usenokwazi ukufumana imizekelo emitsha kwiivenkile.
07 ngo 10
I-Raspberry Pi 2 Model B
I-Raspberry Pi 2 enye inkululeko enkulu evela kwiRaspberry Pi Foundation, ngeli xesha ngenxa yokufudukela kwiprojekithi ye-quad-core kunye ne-1GB ye-RAM. Ngaphandle kokunyuka okwenziwe kwi-grunt, ubungakanani bbhodi, ukulungiswa kunye nokuqhagamshelana akuzange kutshintshe kakhulu kwi-B + phambi kwayo.
Iprojekti ehlaziyiweyo yavumela kwakhona ukusetyenziswa kweenkqubo ezintsha zokusebenza ezifana ne-Windows 10 IoT (kungekhona idesktop yeWindows OS onayo kwi-PC yakho).
Ngaba ndingayithenga le Pi?
I-Pi 2 isekhona kakhulu ukuthenga, kwaye iyakhuphisana kakhulu ngokubhekiselele ekusebenzeni. Ukuba ungayifumana enye iya kwixabiso elincinci ngaphezu kwePi 3, ngokuqinisekileyo lukhethi olufanelekileyo lwabaqalayo kunye nabasebenzisi abanolwazi ngokufanayo.
Nangona kunjalo, nge-Pi 3 ikhishwe kwaye isathengisa ixabiso elifanayo kwi-Pi 2 kwiintengiso ezininzi, akufanelekile ukujonga ngaphandle kokuba ufumane isaphulelo esihle.
08 ngo 10
I-Pi Zero
I-Raspberry Pi Zero ibeka umhlaba ngomlilo xa, ngokokuqala ngqa, ikhompyutha yanikezwa ngaphambili kwiphephancwadi!
I-Zero yincinci ye-Raspberry Pi iyatholakala ngaphandle kokunciphisa. Iqhuba inkqubo efana neyeModeli A Pis, kodwa ivalwe kwi-1GHz ngokukhawuleza. Ikwabonelela nge-512MB ye-RAM - kabini leyo yohlobo lweMode A.
Ulungelelaniso lweeprojekthi ezincinci ezifakwe kwi-projekthi kwaye kuza kwixabiso elihlaziyileyo lama-$ 5, nangona kufuneka uthenge kwaye ulungele i-header yakho ye-40. Ixhotywe ngefowuni enye ye-USB yedatha, oya kuyidinga ukuyisebenzisa i-adapter kunye nokuba ufuna ukudibanisa idivayisi ye-USB evamile.
Ngaba ndingayithenga le Pi?
Ukuba uthengisa iPi yakho yokuqala, ndiyakucebisa ukucaca ngokucacileyo kwi-Zero uze ube ne-Model B. Ukubeka enye ngaphandle kwe-Ethernet inokuba yinto ekhohlakeleyo yokuhlaziywa, kwaye kufuneka uhlalutye ikhanda lakho lingahle libe lula isingeniso kwilizwe likaRaspberry Pi.
Emva koko, kwinqanaba lexabiso le-5 lemali, mhlawumbi unako ukufumana impazamo ye-soldering okanye ezimbini?
09 we-10
I-Raspberry Pi 3 Model B
Inja ephezulu yangoku. Inhloko yeHrocho. Uking Kong.
I-Raspberry Pi 3 yatshintsha umdlalo kwakhona kwaye ngeendlela ezininzi. Inkqubo entsha ye-quad-core inikezela nge-1.2GHz - i-Raspberry Pi ngokukhawuleza. Ngaphandle kwesi sikhokelo esitsha kwi-board ukunikezela nge-WiFi ne-Bluetooth. Konke oku kuxabiso elifanayo njengenguqu yangaphambili!
Kwakhona ubukhulu kunye nesimo sihlala sisifana, kunye nezikhonkwane ezingama-40 ze-GPIO, ii-4 ze-USB kunye ne-Ethernet.
Ngaba ndingayithenga le Pi?
Xa i-Pi 3 ithengiswa ngexabiso elifanayo le-35 njengemigqaliselo yangaphambilini, kuquka i-WiFi ephathekayo kunye ne-Bluetooth kwibhodi, ayikho-brainer ukukhetha oku njengePi yakho yokuqala xa i-budget ivumela.
Kukho iindlela ezincitshiswayo zokuqalisa ngeParpberry Pi ekuqwalaseleni inani leemodeli ezindala eziphantsi, kodwa ukulungelelaniswa kokusetyenziswa ndiyacetyiswa ngokutshala imali kule bhodi yokubulala.
10 kwi-10
Thatha i-Pick yakho
Ngokuxhomekeke kwisizathu sakho sokuthenga iPi, i-wallet yakho kunye nokufumaneka kwendawo, kukho imodeli enokuyikhetha. Ngokuqinisekileyo akuyona nje imeko yokuthenga imodeli yakutshanje.
Inzala Jikelele
Ukuba uyakwazi ukuzijonga ngokuzenzekelayo i-Pi, ukwenza iiprojekthi kunye nokubona ukuba ngaba wena-yiya ku-B +.
Kufuneka ubenokukwazi ukufumana i-intanethi engancinci, kwaye njengomsebenzisi ongaqhelekanga awuyi kuyidinga amandla ePi entsha. Gcina imali ethile uze uye kumzekelo omdala, kwaye ukuba unquma ukuphucula emva koko , uninzi lwee-add-ons okanye iimeko ozithengayo ziza kufana nePi 3 yangoku.
KwiBhajethi
Ukuba uvakalelwa i-pinch, zifumane i-Pi Zero kwi-$ 5. Akuyi kuba yindlela elula yokuqalisa ukuba ungumqali, kodwa imali yokugcina imali ingakufaneleka.
Oqalayo
Ukuba sele usenokhathazeka ngokukwazi kwakho ukusebenzisa i-Raspberry Pi, zigcinele ezinye iintloko uze uthathe i-Pi 3.
I-WiFi ebhodini iya kwenza kube lula ukuxhumeka kwi-intanethi ngaphandle kokuhlambalaza ngeentambo okanye i-adapters, kwaye uya kuzuza ngokuzaliswa ngokugcwele kwee-USB zokungena kwikhibhodi yakho kunye ne mouse.
Okuhle kodwa!
Naluphi na umzekelo oyithengayo, inhlanhla, kunye nokwamkeleka kwilizwe elimnandi likaRaspberry Pi!