El Inxalenye yeFotoni 2 yibhodi yophuhliso ephucukileyo ene-Wi-Fi kunye noqhagamshelo lweBluetooth, eyenzelwe ukwenza kube lula ukwenza iiprojekthi Internet yezinto (IoT). Enkosi kweyakho iprosesa enamandla kunye nenkumbulo yayo enkulu, eli qonga libonelela ngemeko-bume efanelekileyo ye iprototyping kunye ukuphunyezwa yezisombululo ezidibeneyo.
Ukuba ukhangela enye indlela ubhetyebhetye y ngempumelelo Ukuphuhlisa iiprojekthi ze-IoT, i-Photon 2 ingaba lukhetho oluhle kakhulu. Kweli nqaku, siza kuphonononga zonke iimpawu zayo, iinkcukacha zobugcisa, kunye nolona setyenziso luqhelekileyo ngokweenkcukacha.
Inkcazo ngokubanzi
El Ifoton 2 Yimodyuli ephuhliswe yiParticle eyenzelwe ukubuyisela iimodeli zangaphambili ezifana nePhoton kunye neArgon. Inika a ulwakhiwo oluphuculweyo y ukuhambelana kunye nezicelo ezifuna kakhulu. I-hardware yayo isekelwe kwi I-RTL8721DM microcontroller, edibanisa a I-ARM Cortex-M33 CPU kwi-200 MHz kunye noqhagamshelo oluphezulu lwamacingo.
Iimpawu eziphambili
- Ukuxhuma: Iyahambelana 2.4 GHz kunye 5 GHz Wi-Fi networks, ngokunjalo I-Bluetooth Low Energy (BLE) 5.
- Inkumbulo ephuculweyo: I-3 MB ye i-ram iyafumaneka kumsebenzisi kunye ne-2 MB ye yokugcina flash.
- Iziqinisekiso: Ihambisana neFCC, CE kunye nemigangatho ye-ISED ukuqinisekisa ukusetyenziswa kwimimandla eyahlukeneyo.
- I-eriyali ezimbini: Ine-eriyali edibeneyo kunye ne-U.FL ikhonkco yee-eriyali zangaphandle.
ISoftware kunye neDevice OS Support
IPhoton 2 ifuna ubuncinci inguqulelo 5.0.0 ye Isixhobo seSixhobo OS. Kuyacetyiswa i-actualizar kuguqulelo lwamva nje olukhoyo ngaphakathi kumgca we-5.x ukuqinisekisa i uzinzo y ukuhambelana yenkqubo.
Inkqubo yokusebenza yesixhobo ivumela inkqubo kwiindawo ezahlukeneyo, kuquka IDE yeWebhu yeNcam, I-Particle Workbench (esekelwe kwi-VSCode) kunye ne Inqaku CLI.
Ukutya kunye nokusetyenziswa kwamandla
Ifoton 2 inokunikwa amandla ngeendlela ezininzi ezahlukeneyo:
- Izibuko le-USB: Yeyona ndlela ilula yokubonelela ngamandla kwisixhobo, esifuna ubuncinci be-500mA.
- Iphini yeVUSB: Ingasetyenziselwa ukunika amandla i-peripherals nge-voltages phakathi kwe-4.5 kunye ne-5V, nangona ikhuselwe ngumbane. I-1000mA fuse.
- Ibhetri yeLiPo: Ivumela unikezelo lwamandla kunye neseli ye-3.7V kwaye ine- itshaja edibeneyo.
Ujongano olukhoyo
I-GPIO kunye neempawu zedijithali
I-Photon ye-2 inezikhonkwane ezininzi zokufaka kunye neemveliso, ezivumela uluhlu olubanzi lwe uguquko kuqhagamshelo lweenzwa kunye nee-activators. Iimpawu zayo ziquka:
- Ukuhambelana nedijithali kunye neempawu ze-analog.
- Ukukwazi ukusebenza kwiindlela zokufaka kunye nemveliso.
- Inkxaso yokuphazamiseka kwizikhonkwane ezininzi.
Uqhagamshelo lothotho
- Inonxibelelwano oluthathu UART, ukuxhasa isantya sothumelo ukuya kuthi ga kwi-4 Mbps.
- Inebhasi ezimbini SPI ukufikelela kwizantya ukuya kuthi ga kwi-50 MHz.
- Ixhasa ibhasi I2C isebenza kwi-400 kHz.
Ulawulo lwamandla kunye neendlela zokulala
Ifoton 2 ivumela ukunciphisa i ukusetyenziswa kwamandla ngeendlela ezahlukeneyo zokunqunyanyiswa:
- DLULA: Igcina inkumbulo isebenza kwaye inokuvuswa kuko nakuphi na ukuphazamiseka kweGPIO.
- ULTRA_LOW_MANDLA: Ukunciphisa kakhulu ukusetyenziswa kombane.
- HIBERNATE: Kuphela ezinye izikhonkwane zinokuvusa isixhobo.
Iinketho zokugcina kunye nememori
I-Photon 2 ixhotyiswe nge-512 KB ye i-ram i-static kunye ne-4 MB ye I-Pseudostatic RAM (PSRAM), ukubonelela nge I-3 MB ye-RAM ekhoyo yomsebenzisi.
Ikwanayo nenkqubo yefayile 2MB isibane kunye nenkxaso yokugcina kwimemori egciniweyo, okwenza kube lula ukugcinwa kwedatha phakathi kwemijikelo yamandla.
Ukusetyenziswa kwee-eriyali kunye neziqinisekiso
Imodyuli idibanisa i-antenna ye-PCB kunye ne-U.FL isidibanisi kwii-eriyali zangaphandle. Ukukhetha i-eriyali kwenziwa ngesoftware, ikuvumela ukuba ukhethe phakathi kwe-eriyali yangaphakathi okanye yangaphandle. eqinisekisiweyo.
Udweliso lwenkqubo kunye nemo yokulungisa ingxaki
Ukulungiselela inkqubo kunye nokulungiswa kweempazamo, iPhoton 2 inenkxaso SWD/JTAG, usebenzisa i-10-pin micro JTAG isidibanisi esibekwe phezulu kwimodyuli.
Uyilo lomatshini kunye nezihlanganisi
I-Photon 2 isebenzisa i-0.1 "i-pitch header yamadoda, ehambelana neebhodi zomama eziqhelekileyo. Inokuthi ifakwe kwi-PCB isebenzisa iisokethi okanye ithengiswa ngokuthe ngqo.
Izicelo kunye neemeko zokusetyenziswa
I-Photon 2 ifanelekile kwiindidi ezahlukeneyo ze-IoT, kuquka:
- I-automation yasekhaya.
- Ukubeka iliso okude kunye neenzwa zoshishino.
- Lawula izixhobo nge-Wi-Fi.
- Iiprojekthi zemfundo kunye neeprototyping.
Ngamandla ayo kunye nokuguquguquka, i-Photon 2 ibekwe njengenye yezona ndlela zikhethwa kakhulu kubaphuhlisi be-IoT abafuna iqonga elithembekileyo neliguquguqukayo.