Isebenza kanjani i-Bluetooth Module?
Manje ukuthuthuka okusheshayo kwe-inthanethi, I-inthanethi Yezinto nayo iqhubekela phambili njalo ukuletha ukunethezeka okukhulu empilweni yabantu. Namuhla, imikhiqizo eminingi ye-IoT, njengezilawuli ze-LED nezibani ezihlakaniphile, inamamojula e-Bluetooth, ngakho-ke imojula ye-Bluetooth isebenza kanjani?
Iyini imojuli ye-Bluetooth
Imojuli ye-Bluetooth iyisisetshenziswa esikwazi ukuxhumana okungenawaya ebangeni elifushane phakathi kwezinto zikagesi. Ivame ukusetshenziselwa ukudala ukuxhumana phakathi kwamadivayisi afana nama-smartphones, ama-laptops, ama-headphones namadivayisi we-IoT. Imojula ye-Bluetooth isebenza ngokusekelwe ezingeni lobuchwepheshe obungenawaya elibizwa nge-Bluetooth, eklanyelwe amandla aphansi, ukuxhumana kwebanga elifushane.
Isebenza kanjani imojuli ye-bluetooth
Umgomo wokusebenza wemojula ye-Bluetooth ukusebenzisa idivayisi ye-Bluetooth nomsakazo ukuxhuma iselula nekhompyutha ukudlulisa idatha. Imikhiqizo ye-Bluetooth ihlanganisa amamojula e-Bluetooth, imisakazo ye-Bluetooth nesofthiwe. Uma amadivaysi amabili efuna ukuxhuma nokushintshana, kufanele amataniswe. Iphakethe ledatha liyathunyelwa bese kutholwa iphakethe ledatha esiteshini esisodwa, futhi ngemva kokudlulisela, kuyadingeka ukuqhubeka nokusebenza kwesinye isiteshi. Imvamisa yayo iphezulu kakhulu, ngakho ungakhathazeki ngokuvikeleka kwedatha.
Umgomo wokusebenza wemojuli ye-Bluetooth umi kanje:
1. Izinga lobuchwepheshe be-Bluetooth: Ubuchwepheshe be-Bluetooth busebenza ngokusekelwe kusethi ethile yemithetho nezinqubo ezichazwe yi-Bluetooth Special Interest Group (SIG). Lawa maphrothokholi achaza ukuthi amadivayisi kufanele axhumane kanjani, asungule ukuxhumana futhi ashintshisane ngedatha.
2. I-Frequency Hopping Spread Spectrum (FHSS): Ukuxhumana kwe-Bluetooth kusebenzisa i-Frequency Hopping Spread Spectrum (FHSS) ukugwema ukuphazamiseka kwamanye amadivaysi angenawaya asebenza kubhande lefrikhwensi efanayo. Amadivayisi e-Bluetooth agxuma phakathi kwamafrikhwensi ambalwa ngaphakathi kwebhendi ye-2.4 GHz ISM (Industrial, Isayensi, Nezokwelapha) ukuze kuncishiswe ukuthikamezeka okungenzeka.
3. Indima yedivayisi: Ekuxhumaneni kwe-Bluetooth, idivayisi idlala indima ethile: idivayisi eyinhloko kanye nedivayisi yesigqila. Idivayisi eyinhloko iqala futhi ilawule uxhumano, kuyilapho idivayisi yesigqila iphendula izicelo zenkosi. Lo mqondo uvumela ukusebenzisana okuhlukahlukene kwedivayisi njengokuxhuma kokukodwa kuya kokukodwa noma kokukodwa kuya kokuningi.
4. Ukumatanisa nokuhlanganisa: Amadivayisi ngokuvamile adlula inqubo yokumatanisa ngaphambi kokuthi akwazi ukuxhumana. Phakathi nenqubo yokumatanisa, amadivayisi ashintshisana ngokhiye bokuqinisekisa ubunikazi, futhi uma kuphumelele, asungula uxhumano oluthenjwayo. Le nqubo isiza ukuqinisekisa ukuthi amadivayisi agunyaziwe kuphela angaxhumana.
5. Ukusungulwa koxhumano: Ngemva kokumatanisa, amadivayisi angakwazi ukusungula uxhumano lapho engaphakathi kwebanga lokunye. Idivayisi eyinhloko iqala uxhumano futhi idivayisi yesigqila iyaphendula. Amadivayisi axoxisana ngamapharamitha afana nezinga ledatha kanye nokusetshenziswa kwamandla phakathi nokusetha uxhumano.
6. Ukushintshisana ngedatha: Ngemva kokusungulwa kokuxhumana, amadivaysi angashintshanisa idatha. I-Bluetooth isekela amaphrofayili namasevisi ahlukahlukene achaza izinhlobo zedatha ezingashintshwa. Isibonelo, iphrofayili ye-hands-free ivumela ukuxhumana phakathi kwefoni nehedisethi ye-hands-free, kuyilapho iphrofayili yesilawuli kude somsindo/ividiyo inika amandla ukulawula okokusebenza okulalelwayo nokubonwayo.
7. Amaphakethe edatha: Idatha ishintshaniswa ngendlela yamaphakethe edatha. Iphakethe ngalinye liqukethe ulwazi olufana nokulayishwa kwedatha, amakhodi okuhlola amaphutha, nolwazi lokuvumelanisa. Lawa maphakethe edatha asakazwa ngamaza omsakazo, ukuqinisekisa ukuxhumana okuthembekile nokungenaphutha.
8. Ukuphathwa kwamandla: I-Bluetooth yakhelwe ukuxhumana okunamandla amancane, okuyenza ifaneleke kumadivayisi asebenza ngebhethri. Amadivaysi e-Bluetooth asebenzisa izindlela ezehlukene zokonga amandla, njengokunciphisa amandla okudlulisela nokusebenzisa izindlela zokulala uma zingathumeli idatha.
9. Ukuvikeleka: I-Bluetooth inezici zokuphepha zokuvikela idatha ngesikhathi sokudlulisa. Ukubethela nokuqinisekisa kusetshenziselwa ukuqinisekisa ukuthi idatha eshintshiwe phakathi kwamadivayisi ihlala iyimfihlo futhi ivikelekile.
Ungakhetha kanjani imojuli ye-Bluetooth
Kulesi sigaba, ubuchwepheshe be-Bluetooth sebuvele bungene kuyo yonke imikhakha yempilo. Imikhiqizo yebhizinisi ihlanganisa izingidi zeminyango ehlakaniphile, imichilo yokukhanya ehlakaniphile, amalambu okukhanya, ugwayi we-elekthronikhi, isilawuli esishintshayo sezimboni kanye cishe nawo wonke amadivaysi angacatshangwa. Kodwa kubathengi, engcono kakhulu ifanele imikhiqizo yabo, futhi kuwukukhetha okuhlakaniphe kakhulu ukukhetha ngokwezidingo zabo.
1. Imojula ye-Bluetooth inomthwalo wemfanelo wokuguqula idatha etholwe embobeni ye-serial iyise kuphrothokholi ye-Bluetooth bese iyithumela kudivayisi ye-Bluetooth yelinye iqembu, nokuguqula iphakethe ledatha ye-Bluetooth elamukelwe lisuka kudivayisi ye-Bluetooth yolunye uhlangothi libe idatha yembobo ye-serial futhi ukuyithumela kudivayisi.
2. Khetha amamojula e-Bluetooth anamamojula ahlukene asebenzayo ngokuya nezici zokudlulisela. Uma isetshenziselwa ukudlulisa idatha, ungakhetha imojula ye-point-to-point transparent transparent module, kanye nemojuli yephoyinti ukuya ku-multipoint, njengemojula ye-Bluetooth yamandla aphansi we-Joinet.
3. Khetha ngokwefomu lokupakisha. Kunezinhlobo ezintathu zamamojula e-Bluetooth: uhlobo lomugqa, uhlobo lwe-surface mount kanye ne-adaptha yembobo ye-serial. Uhlobo lwe-in-line lunamaphinikhodi, alungele ukusoda ngaphambi kwesikhathi kanye nokukhiqizwa kwenqwaba encane. Kunezinhlobo ezimbili zokuhlanganisa amamojula akhelwe ngaphakathi nangaphandle. Ngaphezu kwalokho, kukhona futhi i-adaptha ye-serial ye-Bluetooth ngendlela yokuxhumana kwangaphandle. Uma amakhasimende engalungile ukwakha i-Bluetooth kudivayisi, angakwazi ukuxhuma i-adaptha ngokuqondile embobeni ye-serial yedivayisi, futhi ingasetshenziswa ngokushesha ngemva kokukhanyisa.
Inani lohlelo lokusebenza lwemojuli ye-Bluetooth
Izici zokusetshenziswa kwamandla okuphansi kwemodyuli ye-Bluetooth zivumela imojula ye-Bluetooth ukuthi ibonise inani layo eliyingqayizivele ezimbonini eziningi ezintsha, kusukela ku-electronics yabathengi kuya ku-electronics yezokwelapha, kusukela ekhaya elihlakaniphile kuya kwezinhlelo zokusebenza zezimboni, amamojula okusetshenziswa kwamandla aphansi e-Bluetooth asevele esetshenziswa ku-Inthanethi. Imboni yezimakethe zezinto inendima ebalulekile. Isici esinjalo futhi siyisinqumo esingcono kakhulu sezinzwa, futhi I-inthanethi Yezinto nokuxhumeka kwamafu kuzoba khona ngokwemvelo, ukuze amadivayisi e-Bluetooth akwazi ukuxhuma kukho konke futhi axhume ku-inthanethi.
Okungenhla kuyisimiso sokusebenza semojula ye-Bluetooth eyabiwe yi- Imojuli ye-Bluetooth ehlangene Umkhiqizi , nokunye okuqukethwe kwe-Bluetooth module nakho kwengezwa kuwo wonke umuntu. Uma ufuna ukwazi imininingwane eyengeziwe mayelana nemojuli ye-bluetooth, sicela usithinte.