I-TEXAS INSTRUMENTS WL1837MOD WLAN MIMO ne-Bluetooth Module
The WL1837MOD is a Wi-Fi® dual-band, Bluetooth, and BLE module. The WL1837MOD is a certified WiLink™ 8 module that offers high throughput and extended range along with Wi-Fi and Bluetooth coexistence in a power-optimized design. The WL1837MOD offers A 2.4- and 5-GHz module solution with two antennas supporting industrial temperature grade. The module is FCC and IC certified for AP (with DFS support) and client.
Izinzuzo Eziyinhloko
I-WL1837MOD inikeza izinzuzo ezilandelayo:
- Yehlisa i-design overhead: Izilinganiso zemojuli eyodwa ye-WiLink 8 kuyo yonke i-Wi-Fi ne-Bluetooth
- I-WLAN ephezulu yokuphuma: 80 Mbps (TCP), 100 Mbps (UDP)
- I-Bluetooth 4.1 + BLE (I-Smart Ready)
- I-Wi-Fi ne-Bluetooth ye-antenna eyodwa
- Amandla aphansi ngo-30% kuya ku-50% ngaphansi kwesizukulwane sangaphambilini
- Available as an easy-to-use FCC-certified module
- Lower manufacturing costs saves board space and minimizes RF expertise.
- AM335x Linux and Android reference platform accelerates customer development and time to market.
Izici ze-Antenna
I-VSWR
Umfanekiso 1 ubonisa izici ze-antenna VSWR.
Ukusebenza kahle
Figure 2 shows the antenna efficiency.
Iphethini yomsakazo
Ukuze uthole ulwazi ngephethini yomsakazo othi, kanye nolunye ulwazi oluhlobene, bheka productfinder.pulseeng.com/product/W3006
Imihlahlandlela Yesakhiwo
Ukuhlelwa Kwebhodi
Ithebula lesi-1 lichaza imihlahlandlela ehambisana nezinombolo zereferensi kuMdwebo 3 kanye noMdwebo 4.
Ithebula 1. Imihlahlandlela Yesakhiwo Semojuli
| Ireferensi | Incazelo Yomhlahlandlela |
| 1 | Gcina ukusondela kwe-ground vias eduze nephedi. |
| 2 | Ungagijimi ukulandelela isignali ngaphansi kwemojuli kusendlalelo lapho imojuli ikhwezwe khona. |
| 3 | Iba nomhlabathi ophelele uthele ungqimba 2 wokushabalalisa okushisayo. |
| 4 | Ensure a solid ground plane and ground vias under the module for stable system and thermal dissipation. |
| 5 | Increase ground pour in the first layer and have all traces from the first layer on the inner layers, if possible. |
| 6 | Ukulandelela amasignali kungenziwa kungqimba lwesithathu ngaphansi kongqimba lomhlabathi oqinile kanye nosendlalelo sokukhweza imojuli. |
Umfanekiso 5 shows the trace design for the PCB. Orcawest Holdings, LLC dba E.I. Medical Imaging recommends using a 50-Ω impedance match on the trace to the antenna and 50-Ω traces for the PCB layout.
Figure 6 and Figure 7 show instances of good layout practices for the antenna and RF trace routing.
QAPHELA: RF traces must be as short as possible. The antenna, RF traces, and modules must be on the edge of the PCB product. The proximity of the antenna to the enclosure and the enclosure material must also be considered.
Ithebula 2. Iziqondiso ze-Antenna kanye ne-RF Trace Routing
| Ireferensi | Incazelo Yomhlahlandlela |
| 1 | Isiphakeli se-antenna yokulandelela i-RF kufanele sibe sifushane ngangokunokwenzeka ngale kwereferensi yaphansi. Kuleli qophelo, umkhondo uqala ukugqama. |
| 2 | Ukugoba kokulandela umkhondo kwe-RF kufanele kube kancane kancane kube nokugoba okuphezulu okungamadigri angama-45 okune-trace mitered. Ukulandelela kwe-RF akumele kube namakhona acijile. |
| 3 | Imikhondo ye-RF kufanele ibe ngokuthunga endizeni yaphansi eduze komkhondo we-RF nhlangothi zombili. |
| 4 | Ukulandela umkhondo we-RF kufanele kube ne-impedance engaguquki (umugqa wokudlulisa we-microstrip). |
| 5 | Ukuze uthole imiphumela engcono kakhulu, ungqimba lwe-RF trace ground kufanele lube ungqimba olungaphansi ngokushesha ngaphansi komkhondo we-RF. Ungqimba lomhlabathi kufanele luqine. |
| 6 | Akufanele kube khona imikhondo noma phansi ngaphansi kwesigaba esithi. |
Umfanekiso 8 ukhombisa isikhala se-antenna ye-MIMO. Ibanga eliphakathi kwe-ANT1 ne-ANT2 kufanele libe likhulu kunohhafu we-wavelength (62.5 mm ku-2.4 GHz).
Landela le mihlahlandlela yokuhlinzeka ngomzila:
- Ngomzila wokuphakelwa kwamandla, umkhondo wamandla we-VBAT kufanele okungenani ube ububanzi obungu-40-mil.
- Ukulandelela okungu-1.8-V kufanele okungenani kube ububanzi obungu-18-mil.
- Yenza imikhondo ye-VBAT ibe banzi ngangokunokwenzeka ukuze uqinisekise inductance encishisiwe kanye nokulandelela ukumelana.
- If possible, shield VBAT traces with ground above, below, and beside the traces.
Follow these digital-signal routing guidelines:
- Ukulandelela isignali ye-SDIO yomzila (CLK, CMD, D0, D1, D2, kanye ne-D3) ngokuhambisana nokufushane ngangokunokwenzeka (ngaphansi kuka-12 cm). Ngaphezu kwalokho, umkhondo ngamunye kufanele ube nobude obufanayo. Qinisekisa isikhala esanele phakathi kokulandelelwa (okungaphezu kokuphindwe ka-1.5 kobubanzi bokulandelela noma umhlabathi) ukuze uqinisekise ikhwalithi yesiginali, ikakhulukazi umkhondo we-SDIO_CLK. Khumbula ukugcina lokhu kulandelelwa kude kokunye ukulandelelwa kwesignali yedijithali noma ye-analog. I-TI incoma ukuthi kungezwe izinto ezivikela umhlabathi kulawa mabhasi.
- Digital clock signals (SDIO clock, PCM clock, and so on) are a source of noise. Keep the traces of these signals as short as possible. Whenever possible, maintain a clearance around these signals.
Ulwazi Lwemanuwali oluya kumsebenzisi wokugcina
Umhlanganisi we-OEM kufanele aqaphele ukuthi anganikezi umsebenzisi wokugcina ulwazi mayelana nendlela yokufaka noma ukususa le mojula ye-RF encwadini yomsebenzisi yomkhiqizo wokugcina ehlanganisa le mojula. Imanuwali yomsebenzisi wokugcina izofaka yonke imininingwane yokulawula edingekayo/izixwayiso njengoba kubonisiwe kule manuwali.
Isitatimende Sokuphazanyiswa Kwekhomishana Yezokuxhumana
Le divayisi ithobela Ingxenye 15 Yemithetho ye-FCC. Ukusebenza kungaphansi kwezimo ezimbili ezilandelayo: (1) Lolu cingo angeke lubangele ukuphazamiseka okuyingozi, futhi (2) lolu cingo kufanele lwamukele noma yikuphi ukuphazamiseka okutholiwe, okuhlanganisa ukuphazamiseka okungase kubangele ukusebenza okungafuneki.
Lesi sisetshenziswa sihloliwe futhi satholwa ukuthi sithobela imikhawulo yedivayisi yedijithali Yekilasi B, ngokuvumelana neNgxenye 15 yeMithetho ye-FCC. Le mikhawulo iklanyelwe ukuhlinzeka ngokuvikeleka okufanele ekuphazanyisweni okuyingozi ekufakweni kwendawo yokuhlala. Lesi sixhobo sikhiqiza, sisebenzise futhi singakhipha amandla efrikhwensi yomsakazo futhi, uma singafakiwe futhi sisetshenziswa ngokuhambisana nemiyalelo, singadala ukuphazamiseka okuyingozi ezokuxhumana ngomsakazo. Nokho, asikho isiqinisekiso sokuthi ukuphazamiseka ngeke kwenzeke ekufakweni okuthile. Uma lesi sisetshenziswa sidala ukuphazamiseka okuyingozi emsakazweni noma kumabonakude, okunganqunywa ngokucisha nokuvula okokusebenza, umsebenzisi uyakhuthazwa ukuthi azame ukulungisa ukuphazamiseka ngesinye salezi zinyathelo ezilandelayo:
- Hlela kabusha noma hambisa uthi olwamukelayo.
- Khulisa ukuhlukana phakathi kwesisetshenziswa nomamukeli.
- Xhuma okokusebenza endaweni yokuphuma kuyisekethe ehlukile kuleyo lapho umamukeli axhumeke khona.
- Xhumana nomthengisi noma uchwepheshe werediyo/TV onesipiliyoni ukuze uthole usizo.
Noma yiziphi izinguquko noma ukuguqulwa okungagunyazwanga ngokucacile yinhlangano enesibopho sokuthobela imithetho kungasusa igunya lomsebenzisi lokusebenzisa lesi sisetshenziswa.
Lesi sithumeli akumele sibekwe endaweni eyodwa noma sisebenze ngokuhlangana nanoma iyiphi enye i-antenna noma isidluliseli.
Isitatimende Semboni yaseCanada
Le divayisi ithobelana nezinga le-RSS elikhishwe yi-Industrial Canada. Ukusebenza kungaphansi kwemibandela emibili elandelayo:
- Le divayisi ingase ingabangeli ukuphazamiseka, futhi
- Lolu cingo kufanele lwamukele noma yikuphi ukuphazamiseka, okuhlanganisa ukuphazamiseka okungase kubangele ukusebenza okungafunwa kocingo.
INGABE ICES-3 (B) / NMB-3 (B)
Idivayisi ingayeka ukudlulisela ngokuzenzakalelayo uma lungekho ulwazi oluzodluliswa, noma lwehluleke ukusebenza. Qaphela ukuthi lokhu akuhloselwe ukuvimbela ukudluliswa kokulawula noma ukusayina ulwazi noma ukusetshenziswa kwamakhodi aphindaphindayo lapho kudingeka khona ubuchwepheshe.
- Idivayisi yokusebenza ebhendini engu-5150–5250 MHz ingeyokusetshenziswa endlini kuphela ukuze kuncishiswe amandla okugxambukela okuyingozi kumasistimu esathelayithi eselula asebenzisana nesiteshi;
- Inzuzo ephezulu ye-antenna evunyelwe kumadivayisi akubhendi 5250–5350 MHz kanye no-5470–5725 MHz izothobelana ne-e.i.r.p. umkhawulo; futhi
- Ubuningi benzuzo ye-antenna evunyelwe kumadivayisi ebhendi engu-5725–5825 MHz izothobela imikhawulo ye-eirp ecaciswe ekusebenzeni kwephoyinti ukuya ephuzwini nokungenzi phuzu ngokufanele.
Ngaphezu kwalokho, ama-radar anamandla aphezulu anikezwa njengabasebenzisi abayinhloko (okungukuthi abasebenzisi ababalulekile) bamabhendi 5250–5350 MHz kanye no-5650–5850 MHz nokuthi lawa ma-radar angabangela ukuphazamiseka kanye/noma ukulimala kumadivayisi e-LE-LAN.
Isitatimende Sokuchayeka Kwemisebe
Le mishini ihambisana nemingcele yokuvezwa kwemisebe yeCCC / IC ebekelwe imvelo engalawulwa. Le mishini kufanele ifakwe futhi isebenze ngebanga eliphansi lama-20 cm phakathi kwe-radiator nomzimba wakho.
Qeda Ukulebula Komkhiqizo
When the module is installed in the host device, the FCC/IC ID label must be visible through a window on the final device or it must be visible when an access panel, door or cover is easily
removed. If not, a second label must be placed on the outside of the final device that contains the following text:
“Iqukethe i-FCC ID: XMO-WL18DBMOD”
“Iqukethe i-IC: 8512A-WL18DBMOD “
I-ID/IC ID yomnikezeli ye-FCC ingasetshenziswa kuphela uma zonke izimfuneko zokuthobela i-FCC/IC zifinyelelwa.
Le divayisi ihloselwe kuphela izihlanganisi ze-OEM ngaphansi kwezimo ezilandelayo:
- I-antenna kufanele ifakwe ngendlela yokuthi u-20 cm ugcinwe phakathi kwe-antenna nabasebenzisi.
- Imojula yokudlulisa kungenzeka ingabi ndawonye nanoma yisiphi esinye isidluliseli noma uthi.
- This radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved by Texas Instrument. Antenna types not included in the list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this transmitter.
| I-Antenna Gain (dBi) @ 2.4GHz | I-Antenna Gain (dBi) @ 5GHz |
| 3.2 | 4.5 |
Esimeni lapho le mibandela ingenakufinyelelwa khona (ngokwesiboneloampekucushweni okuthile kwekhompuyutha ephathekayo noma indawo ehlangene nomunye umthumeli), khona-ke ukugunyazwa kwe-FCC/IC akusabhekwa njengokuvumelekile futhi i-ID ye-FCC/IC ID ayikwazi ukusetshenziswa kumkhiqizo wokugcina. Kulezi zimo, isihlanganisi se-OEM sizoba nesibopho sokuhlola kabusha umkhiqizo wokugcina (okuhlanganisa nesidluliseli) kanye nokuthola ukugunyazwa okuhlukile kwe-FCC/IC.
Amadokhumenti / Izinsiza
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I-TEXAS INSTRUMENTS WL1837MOD WLAN MIMO ne-Bluetooth Module [pdf] Umhlahlandlela Womsebenzisi I-XMO-WL18DBMOD, XMOWL18DBMOD, wl18dbmod, WL1837MOD WLAN MIMO ne-Bluetooth Module, WL1837MOD, WLAN MIMO ne-Bluetooth Module, i-MIMO ne-Bluetooth Module, i-Bluetooth Module, Imojula |