KAYAN KAYAN KASA LabVIEW Sadarwa 802.11 Tsarin Aikace-aikacen 2.1

Takardar bayanai:PXI-8135

PXIe-8135 na'ura ce da aka yi amfani da ita don watsa bayanai na biyu a cikin LabVIEW Sadarwa 802.11 Tsarin Aikace-aikacen 2.1. Na'urar tana buƙatar na'urorin NI RF guda biyu, ko dai USRP
Na'urorin RIO ko na'urorin FlexRIO, yakamata a haɗa su zuwa kwamfutoci daban-daban, waɗanda zasu iya zama ko dai kwamfyutoci, PC, ko PXI chasses. Saitin na iya amfani da igiyoyin RF ko eriya. Na'urar ta dace da tsarin runduna na tushen PXI, PC tare da adaftar MXI na tushen PCI ko PCI Express, ko kwamfutar tafi-da-gidanka tare da adaftar katin Express MXI. Tsarin rundunar ya kamata ya kasance yana da aƙalla 20 GB na sararin faifai kyauta da 16 GB na RAM.

Abubuwan Bukatun Tsarin

Software

• Windows 7 SP1 (64-bit) ko Windows 8.1 (64-bit)
• LabVIEW Tsarin Tsarin Sadarwar Sadarwa 2.0
• 802.11 Tsarin Aikace-aikacen 2.1

Hardware

Don amfani da Tsarin Aikace-aikacen 802.11 don watsa bayanan bidirectional, kuna buƙatar na'urorin NI RF guda biyu-ko dai na'urorin USRP RIO tare da bandwidth 40 MHz, 120 MHz, ko 160 MHz bandwidth, ko kayayyaki FlexRIO. Ya kamata a haɗa na'urorin zuwa kwamfutoci daban-daban, waɗanda zasu iya zama ko dai kwamfyutoci, PC, ko PXI chassis. Hoto 1 yana nuna saitin tashoshi biyu ko dai ta amfani da igiyoyin RF (hagu) ko eriya (dama).
Tebur 1 yana gabatar da kayan aikin da ake buƙata dangane da tsarin da aka zaɓa.

Kanfigareshan	Duk saitin				USRP RIO saitin		FlexRIO FPGA/FlexRIO RF adaftar module saitin
	Mai watsa shiri PC	SMA Kebul	Attenuator	Eriya	USRP na'urar	MXI Adafta	Farashin FlexRIO FPGA module	Adaftar FlexRIO module
Na'urori biyu, igiyoyi	2	2	2	0	2	2	2	2
Na'urori biyu, over- iska [1]	2	0	0	4	2	2	2	2

• Masu sarrafawa: Nasiha—PXIe-1085 Chassis ko PXIe-1082 Chassis tare da shigar da PXIe-8135 Mai kula.
• Kebul na SMA: Kebul na mace/mace wanda aka haɗa tare da na'urar USRP RIO.
• Eriya: Koma zuwa sashin “Yanayin Tashar RF da yawa: Isar da iska” don ƙarin bayani game da wannan yanayin.
• Na'urar USRP RIO: USRP-2940/2942/2943/2944/2950/2952/2953/2954 Software Ma'anar Na'urorin da za'a sake daidaitawa ta Rediyo tare da 40 MHz, 120 MHz, ko 160 MHz bandwidth.
• Attenuator tare da 30 dB attenuation da namiji/mace masu haɗin SMA waɗanda aka haɗa tare da na'urar USRP RIO.
  Lura: Don saitin adaftar module FlexRIO/FlexRIO, ba a buƙatar attenuator.
• FlexRIO FPGA module: PXIe-7975/7976 FPGA Module don FlexRIO
• Modul adaftar FlexRIO: NI-5791 RF Adafta Module don FlexRIO

Shawarwarin da suka gabata suna ɗauka cewa kuna amfani da tsarin masaukin tushen PXI. Hakanan zaka iya amfani da PC tare da adaftar MXI na tushen PCI ko PCI Express, ko kwamfutar tafi-da-gidanka tare da adaftar katin Express MXI.
Tabbatar cewa mai masaukin ku yana da aƙalla 20 GB na sararin diski kyauta da 16 GB na RAM.

• Tsanaki: Kafin amfani da kayan aikin ku, karanta duk takaddun samfur don tabbatar da bin aminci, EMC, da dokokin muhalli.
• Tsanaki: Don tabbatar da ƙayyadaddun aikin EMC, yi aiki da na'urorin RF kawai tare da kebul masu kariya da na'urorin haɗi.
• Tsanaki: Don tabbatar da ƙayyadaddun aikin EMC, tsawon duk igiyoyin I/O ban da waɗanda aka haɗa da shigar da eriyar GPS na na'urar USRP dole ne ya kasance bai wuce 3 m (ft 10).
• Tsanaki: Na'urorin USRP RIO da NI-5791 RF ba su da izini ko lasisi don watsa iska ta amfani da eriya. A sakamakon haka, aiki da wannan samfur tare da eriya na iya keta dokokin gida. Tabbatar cewa kun bi duk dokokin gida kafin aiki da wannan samfurin tare da eriya.

Kanfigareshan

• Na'urori biyu, igiyoyi
• Na'urori biyu, na sama-sama [1]

Zaɓuɓɓukan Kanfigareshan Hardware

Tebur 1 Abubuwan Na'urorin haɗi na Hardware da ake buƙata

Na'urorin haɗi	Duk saitin	USRP RIO saitin
SMA Cable	2	0
Attenuator Antenna	2	0
USRP na'urar	2	2
Adaftar MXI	2	2
FlexRIO FPGA module	2	N/A
FlexRIO Adaftar module	2	N/A

Umarnin Amfani da samfur

1. Tabbatar cewa an karanta kuma an fahimci duk takaddun samfur don tabbatar da bin aminci, EMC, da dokokin muhalli.
2. Tabbatar cewa an haɗa na'urorin RF zuwa kwamfutoci daban-daban waɗanda suka cika ka'idodin tsarin.
3. Zaɓi zaɓin daidaitawar kayan aikin da ya dace kuma saita kayan haɗin da ake buƙata bisa ga Tebu 1.
4. Idan amfani da eriya, tabbatar da bin duk dokokin gida kafin aiki da wannan samfurin tare da eriya.
5. Don tabbatar da ƙayyadaddun aikin EMC, yi aiki da na'urorin RF kawai tare da kebul masu kariya da na'urorin haɗi.
6. Don tabbatar da ƙayyadaddun aikin EMC, tsawon duk igiyoyin I/O ban da waɗanda aka haɗa da shigar da eriyar GPS na na'urar USRP dole ne ya kasance bai wuce 3 m (10 ft.).

Fahimtar Abubuwan Wannan Sampda Project

Aikin ya ƙunshi LabVIEW code code da LabVIEW Lambar FPGA don maƙasudin kayan masarufi na USRP RIO ko FlexRIO. An bayyana tsarin babban fayil ɗin da ke da alaƙa da abubuwan da ke cikin aikin a cikin ɓangarorin da ke gaba.

Tsarin Jaka
Don ƙirƙirar sabon misali na Tsarin Aikace-aikacen 802.11, ƙaddamar da LabVIEW Tsarin Tsarin Sadarwar Sadarwar Suite 2.0 ta zaɓi LabVIEW Sadarwa 2.0 daga Fara menu. Daga Samfuran Ayyuka akan shafin da aka ƙaddamar, zaɓi Tsarin Aikace-aikacen. Don ƙaddamar da aikin, zaɓi:

• 802.11 Zana USRP RIO v2.1 lokacin amfani da na'urorin USRP RIO
• 802.11 Zane FlexRIO v2.1 lokacin amfani da FlexRIO FPGA/FlexRIO kayayyaki
• 802.11 Simulation v2.1 don gudanar da lambar FPGA na watsawa ta jiki (TX) da mai karɓa (RX) sarrafa siginar a cikin yanayin kwaikwayo. Jagoran da ya danganci aikin simintin yana haɗe da shi.

Don ayyukan ƙira na 802.11, masu zuwa files da manyan fayiloli an ƙirƙira su a cikin ƙayyadadden babban fayil:

• 802.11 Zane USRP RIO v2.1.lvproject / 802.11 Zane FlexRIO RIO v2.1.lvproject —Wannan aikin file ya ƙunshi bayanai game da haɗin gwiwar subVIs, hari da gina ƙayyadaddun bayanai.
• 802.11 Host.gvi-Wannan babban mai masaukin baki VI yana aiwatar da tashar 802.11. Mai watsa shiri yana mu'amala da bitfile gina daga babban matakin FPGA VI, 802.11 FPGA STA.gvi, wanda ke cikin takamaiman babban fayil ɗin manufa.
• Gina-Wannan babban fayil ɗin yana ɗauke da bit ɗin da aka riga aka haɗafiles don na'urar da aka zaɓa.
• Na gama-gari-Laburaren gama-gari yana ƙunshe da juzu'i na ƙasƙanci don mai watsa shiri da FPGA waɗanda ake amfani da su a cikin Tsarin Aikace-aikacen 802.11. Wannan lambar ta ƙunshi ayyuka na lissafi da nau'in juzu'i.
• FlexRIO/USRP RIO- Waɗannan manyan fayilolin sun ƙunshi takamaiman aiwatarwa na mai watsa shiri da FPGA subVIs, waɗanda suka haɗa da lamba don saita riba da mita. Wannan lambar a mafi yawan lokuta an daidaita ta daga ƙayyadaddun yawo da aka bayarampda ayyukan. Hakanan sun ƙunshi takamaiman takamaiman matakin FPGA VIs.
• 802.11 v2.1-Wannan babban fayil ɗin ya ƙunshi ayyukan 802.11 da kansa ya rabu cikin manyan manyan fayiloli na FPGA da kundin jagora.

Abubuwan da aka gyara
Tsarin Aikace-aikacen 802.11 yana ba da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun lokaci (OFDM) Layer na jiki (PHY) da aiwatar da ikon samun damar kafofin watsa labarai (MAC) don tsarin tushen IEEE 802.11. 802.11 Aikace-aikacen Tsarin LabVIEW aikin yana aiwatar da ayyukan tasha ɗaya, gami da mai karɓar (RX) da ayyukan watsawa (TX).

Bayanin Biyayya da Bambance-bambance
An tsara Tsarin Aikace-aikacen 802.11 don dacewa da ƙayyadaddun IEEE 802.11. Don kiyaye ƙira cikin sauƙin canzawa, Tsarin Aikace-aikacen 802.11 yana mai da hankali kan ainihin aikin ma'aunin IEEE 802.11.

• 802.11a- (Yanayin Legacy) da 802.11ac- (Hanyar Ci gaba Mai Girma) mai yarda da PHY
• Gano fakitin tushen filin horo
• Sigina da filin bayanai da ɓoyewa da yankewa
• Share Channel Assessment (CCA) dangane da kuzari da gano sigina
• Mai ɗaukar kaya yana jin damar shiga da yawa tare da hanyar gujewa karo (CSMA/CA) gami da sake aikawa
• Random Backoff hanya
• 802.11a da 802.11ac masu jituwa MAC abubuwan haɗin don tallafawa buƙatun-don-aika/alla-to-aika (RTS/CTS), Firam ɗin bayanai, da watsawar yarda (ACK)
• Ƙarshen ACK tare da 802.11 IEEE mai dacewa da gajeriyar tazarar lokaci (SIFS) (16 µs)
• Tallafin vector rabon hanyar sadarwa (NAV).
• Ƙirƙirar bayanan yarjejeniya ta MAC (MPDU) da kuma magance kuɗaɗe masu yawa
• L1/L2 API wanda ke ba da damar aikace-aikacen waje aiwatar da manyan ayyuka na MAC kamar haɗin kai don samun damar ayyukan tsakiyar da ƙananan MAC
  Tsarin Aikace-aikacen 802.11 yana goyan bayan fasalulluka masu zuwa:
• Dogon tazarar tsaro kawai
• Gine-ginen shigarwa guda ɗaya (SISO), a shirye don daidaitawar shigarwa da yawa (MIMO)
• VHT20, VHT40, da VHT80 don ma'aunin 802.11ac. Don bandwidth na 802.11ac 80 MHz, tallafin yana iyakance har zuwa daidaitawa da tsarin ƙididdigewa (MCS) lamba 4.
• Haɗaɗɗen MPDU (A-MPDU) tare da MPDU guda ɗaya don ma'aunin 802.11ac
• Fakiti-by-packet sarrafa riba ta atomatik (AGC) yana ba da izinin watsa sama da iska da liyafar.

Ziyarci ni.com/info kuma shigar da lambar Bayani 80211AppFWManual don samun damar Lab.VIEW Sadarwa 802.11 Manual Tsarin Aikace-aikacen don ƙarin bayani game da ƙirar Tsarin Aikace-aikacen 802.11.

Gudun Wannan Sampda Project

Tsarin Aikace-aikacen 802.11 yana goyan bayan hulɗa tare da adadin tashoshi na sabani, daga baya ana kiransa Yanayin Tasha Multi RF. An kwatanta wasu hanyoyin aiki a cikin sashin "Ƙarin Yanayin Ayyuka da Zaɓuɓɓukan Tsare-tsare". A cikin Yanayin Tashar Multi RF, kowane tasha yana aiki azaman na'urar 802.11 guda ɗaya. Bayanin da ke gaba yana ɗauka cewa akwai tashoshi masu zaman kansu guda biyu, kowannensu yana aiki akan na'urar RF ɗin sa. Ana kiran su tashar A da tashar B.

Saita Hardware: Cable
Ya danganta da ƙayyadaddun tsarin, bi matakan a cikin ko dai "Saitawar USRP RIO Setup" ko "Tsarin Saitin Module Adaftar FlexRIO/FlexRIO".

Yana daidaita tsarin USRP RIO

1. Tabbatar cewa na'urorin USRP RIO suna haɗe da kyau zuwa tsarin runduna da ke aiki da LabVIEW Tsarin Tsarin Sadarwar Sadarwa.
2. Cika waɗannan matakai don ƙirƙirar haɗin RF kamar yadda aka nuna a hoto 2.
   1.  Haɗa masu haɓaka 30 dB guda biyu zuwa tashoshin RF0/TX1 akan tashar A da Tashar B.
   2. Haɗa dayan ƙarshen na'urori zuwa igiyoyin RF guda biyu.
   3. Haɗa sauran ƙarshen kebul na RF mai zuwa daga tashar A zuwa tashar RF1/RX2 na tashar B.
   4. Haɗa sauran ƙarshen kebul na RF mai zuwa daga tashar B zuwa tashar RF1/RX2 na tashar A.
3. Ƙarfi akan na'urorin USRP.
4. Ƙarfi akan tsarin runduna.
   Ya kamata igiyoyin RF su goyi bayan mitar aiki.

Yana daidaita tsarin FlexRIO

1. Tabbatar cewa an haɗa na'urorin FlexRIO da kyau zuwa tsarin runduna da ke gudana LabVIEW Tsarin Tsarin Sadarwar Sadarwa.
2. Cika waɗannan matakai don ƙirƙirar haɗin RF kamar yadda aka nuna a hoto 3.
   1. Haɗa tashar tashar TX ta tashar A zuwa tashar RX ta tashar B ta amfani da kebul na RF.
   2. Haɗa tashar tashar TX ta tashar B zuwa tashar tashar RX ta tashar A ta amfani da kebul na RF.
3. Ƙarfi akan tsarin runduna.
   Ya kamata igiyoyin RF su goyi bayan mitar aiki.

Gudanar da LabVIEW Lambar Mai watsa shiri

Tabbatar da LabVIEW Tsarin Tsarin Sadarwar Sadarwar Suite 2.0 da 802.11 Tsarin Aikace-aikacen 2.1 an shigar dasu akan tsarin ku. Ana fara shigarwa ta hanyar gudanar da saitin.exe daga kafofin watsa labarai da aka bayar. Bi mai sakawa faɗakarwa don kammala shigarwa tsari.
Matakan da ake buƙata don gudanar da LabVIEW An taƙaita lambar runduna a tashoshi biyu a cikin haka:

1. Don tashar A akan mai masaukin baki na farko:
   • a. Kaddamar da LabVIEW Tsarin Tsarin Sadarwar Sadarwa ta zaɓi LabVIEW Sadarwa 2.0 daga Fara menu.
   • b. Daga PROJECTS shafin, zaɓi Tsarin Tsarin Aiki »802.11 Design… don ƙaddamar da aikin.
     • Zaɓi 802.11 Zane USRP RIO v2.1 idan kuna amfani da saitin USRP RIO.
     • Zaɓi 802.11 Zane FlexRIO v2.1 idan kuna amfani da saitin FlexRIO.
   • c. A cikin wannan aikin, babban mai masaukin baki VI 802.11 Host.gvi ya bayyana.
   • d. Sanya mai gano RIO a cikin sarrafa na'urar RIO. Kuna iya amfani da NI Measurement & Automation Explorer (MAX) don samun mai gano RIO don na'urar ku. Rukunin bandwidth na na'urar USRP RIO (idan 40 MHz, 80 MHz, da 160 MHz) an gano su ta zahiri.
2. Maimaita mataki na 1 don tashar B akan mai masaukin baki na biyu.
3. Saita Lambar Tasha A zuwa 1 da na Tasha B zuwa 2.
4. Don saitin FlexRIO, saita agogon Magana zuwa PXI_CLK ko REF IN/ClkIn.
   • a. Don PXI_CLK: An ɗauko batun daga PXI chassis.
   • b. REF IN/ClkIn: Ana ɗaukar bayanin daga tashar tashar ClkIn na NI-5791 adaftar module.
5. Daidaita saitunan adireshin MAC na Na'ura da Adireshin MAC Manufa a tashoshin biyu.
   • a. Tasha A: Saita Adireshin MAC na Na'ura da Adireshin MAC zuwa 46: 6F: 4B: 75: 6D: 61 da 46: 6F: 4B: 75: 6D: 62 (tsofaffin dabi'u).
   • b. Tashar B: Saita adireshin MAC na Na'ura da Adireshin MAC zuwa 46: 6F: 4B: 75: 6D: 62 da 46: 6F: 4B: 75: 6D: 61.
6. Ga kowane tasha, gudanar da LabVIEW Mai watsa shiri VI ta danna maɓallin gudu ( ).
   • a. Idan an yi nasara, mai nunin shirye-shiryen Na'ura yana haskakawa.
   • b. Idan kun sami kuskure, gwada ɗaya daga cikin masu zuwa:
     • Tabbatar cewa an haɗa na'urarka da kyau.
     • Duba tsarin na'urar RIO.
7. Kunna Tasha A ta saita Kunna ikon tashar zuwa Kunnawa. Ya kamata a kunna alamar Active tashar.
8. Kunna Tasha B ta saita Kunna ikon tashar zuwa Kunnawa. Ya kamata a kunna alamar Active tashar.
9. Zaɓi shafin MAC, kuma tabbatar da abin da aka nuna RX Constellation ya dace da tsarin daidaitawa da tsarin ƙididdigewa ta amfani da sigogin Tsarin MCS da Subcarrier akan ɗayan tashar. Domin misaliample, bar tsarin Subcarrier da MCS zuwa tsoho akan tashar A kuma saita tsarin mai ɗaukar kaya zuwa 40 MHz (IEEE 802.11 ac) da MCS zuwa 5 akan tashar B. 16-quadrature ampLitude modulation (QAM) ana amfani da shi don MCS 4 kuma yana faruwa akan mahallin mai amfani na tashar B. Ana amfani da 64 QAM don MCS 5 kuma yana faruwa akan mahallin mai amfani na tashar A.
10. Zaɓi shafin RF & PHY, kuma tabbatar da nuna bakan RX Power bakan yayi kama da zaɓaɓɓen tsarin Subcarrier akan ɗayan tashar. Tasha A tana nuna bakan ƙarfin 40 MHz RX yayin da tashar B ke nuna bakan ƙarfin 20 MHz RX.

Lura: Na'urorin USRP RIO masu bandwidth 40 MHz ba za su iya aikawa ko karɓar fakitin da aka lulluɓe tare da bandwidth 80 MHz ba.
802.11 Aikace-aikacen Tsarin musaya na mai amfani da tashar A da B ana nuna su a hoto na 6 da hoto 7, bi da bi. Don saka idanu akan matsayin kowane tasha, Tsarin Aikace-aikacen 802.11 yana ba da alamomi da zane-zane iri-iri. Duk saitunan aikace-aikacen da hotuna da alamomi an bayyana su a cikin sassan da ke gaba. An rarraba abubuwan sarrafawa a gaban panel a cikin saiti uku masu zuwa:

• Saitunan Aikace-aikacen: Ya kamata a saita waɗannan abubuwan sarrafawa kafin kunna tashar.
• Saitunan Runtime Static: Waɗannan abubuwan sarrafawa suna buƙatar kashe sannan kuma akan tashar. Ana amfani da ikon Enable Station don haka.
• Saitunan Lokacin Gudu Mai Sauƙi: Ana iya saita waɗannan sarrafawa inda tashar ke gudana.

Bayanin Sarrafa da Manuniya

Mahimman Sarrafa da Manuniya

Saitunan Aikace-aikace 
Ana amfani da saitunan aikace-aikacen lokacin da VI ya fara kuma ba za a iya canza shi ba da zarar VI ya tashi yana aiki. Don canza waɗannan saitunan, dakatar da VI, yi amfani da canje-canje, kuma sake kunna VI. Ana nuna su a hoto na 6.

Siga	Bayani
RIO Na'ura	Adireshin RIO na na'urar kayan aikin RF.
Magana Agogo	Yana saita bayanin agogon na'urar. Mitar tunani dole ne ya zama 10 MHz. Kuna iya zaɓar daga maɓuɓɓuka masu zuwa: Na ciki- Yana amfani da agogon tunani na ciki. REF IN / ClkIn-An ɗauki bayanin daga tashar REF IN (USRP-294xR, da USRP-295XR) ko tashar tashar ClkIn (NI 5791). GPS- An ɗauko bayanin daga tsarin GPS. Ana amfani da na'urorin USRP-2950/2952/2953 kawai. PXI_CLK- An ɗauko bayanin daga PXI chassis. Ana amfani da kawai don PXIe-7975/7976 hari tare da NI-5791 adaftar kayayyaki.
Aiki Yanayin	An saita shi azaman dindindin a cikin zanen toshe. Tsarin Aikace-aikacen 802.11 yana ba da hanyoyi masu zuwa: RF Loopback-Haɗa hanyar TX na na'ura ɗaya tare da hanyar RX na na'urar iri ɗaya ta amfani da kebul na RF ko ta amfani da eriya. RF Multi Tasha-Yawan watsa bayanai na yau da kullun tare da tashoshi biyu ko fiye masu zaman kansu da ke gudana akan na'urori guda ɗaya waɗanda aka haɗa ko dai tare da eriya ko ta hanyar haɗin kebul. RF Multi Station shine yanayin aikin tsoho. Baseband loopback-Mai kama da madauki na RF, amma ana maye gurbin madauki na kebul na waje ta hanyar madauki na baseband na ciki na ciki.

Saitunan Runtime Static
Za'a iya canza saitunan lokacin aiki a tsaye yayin da aka kashe tashar. Ana amfani da sigogi lokacin da aka kunna tashar. Ana nuna su a hoto na 6.

Siga	Bayani
Tasha Lamba	Ikon lamba don saita lambar tashar. Kowane tashar gudu yakamata ya sami lamba daban. Zai iya zama har zuwa 10. Idan mai amfani yana son ƙara yawan tashoshi masu gudana, ya kamata a ƙara cache na MSDU Sequence Number assignment da Duplicate Detection zuwa ƙimar da ake buƙata, tunda ƙimar da aka saba ta kasance 10.
Firamare Tashoshi Cibiyar Yawanci [Hz]	Ita ce mitar cibiyar tashar ta farko na mai watsawa a cikin Hz. Ƙididdiga masu inganci sun dogara da na'urar da tashar ke aiki a kai.
Firamare Tashoshi Zaɓe	Ikon lambobi don tantance wanne ƙananan igiyoyi ake amfani dashi azaman tashar farko. PHY yana rufe bandwidth na 80 MHz, wanda za'a iya raba shi zuwa ƙananan waƙa guda huɗu {0,…,3} na bandwidth 20 MHz don siginar da ba ta da girma (marasa HT). Don faɗuwar faɗuwar fa'ida za a haɗe subbands. Ziyarci ni.com/info kuma shigar da Lambar Bayani 80211AppFWM don shiga cikin LabVIEW Sadarwa 802.11 Aikace-aikace Tsarin tsari Manual don ƙarin bayani game da tashar tashar.
Ƙarfi Mataki [dBm]	Matsayin ƙarfin fitarwa yana la'akari da watsa siginar ci gaba da igiyar ruwa (CW) wanda ke da cikakken dijital zuwa kewayon mai sauya analog (DAC). Maɗaukakin ƙarfin ƙarfi-zuwa-matsakaici na OFDM yana nufin cewa ƙarfin fitarwa na firam 802.11 da aka watsa yawanci shine 9 dB zuwa 12 dB ƙasa da daidaitawar matakin wutar lantarki.
TX RF Port	Tashar tashar RF da aka yi amfani da ita don TX (ana aiki ne kawai don na'urorin USRP RIO).
RX RF Port	Tashar tashar RF da aka yi amfani da ita don RX (ana aiki ne kawai don na'urorin USRP RIO).
Na'ura MAC Adireshi	Adireshin MAC mai alaƙa da tashar. Alamar Boolean tana nuna idan adireshin MAC da aka bayar yana aiki ko a'a. Ana yin ingantaccen adireshin MAC a cikin yanayi mai ƙarfi.

Saitunan Runtime Mai Tsayi
Za'a iya canza saitunan Runtime mai ƙarfi kowane lokaci kuma ana amfani dashi nan da nan, koda lokacin da tashar ke aiki. Ana nuna su a hoto na 6.

Siga	Bayani
Mai ɗaukar kaya Tsarin	Yana ba ku damar canzawa tsakanin daidaitattun tsarin IEEE 802.11. Sifofin da aka goyan baya sune kamar haka:

	· 802.11a tare da bandwidth 20 MHz · 802.11ac tare da bandwidth 20 MHz · 802.11ac tare da bandwidth 40 MHz 802.11ac tare da bandwidth na 80 MHz (mai goyan bayan MCS har zuwa 4)
MCS	Modulation da fihirisar ƙidayar ƙididdigewa da ake amfani da su don ɓoye firam ɗin bayanai. Koyaushe ana aika firam ɗin ACK tare da MCS 0. Ku sani cewa ba duk ƙimar MCS ke aiki ba ga duk tsarin jigilar kayayyaki da ma'anar MCS yana canzawa tare da tsarin mai ɗaukar kaya. Filin rubutu kusa da filin MCS yana nuna tsarin daidaitawa da ƙimar ƙididdigewa don Tsarin MCS da Subcarrier na yanzu.
AGC	Idan an kunna, ana zaɓi mafi kyawun saitin riba dangane da ƙarfin siginar da aka karɓa. Ana ɗaukar ƙimar ribar RX daga Manual RX Gain idan an kashe AGC.
Manual RX Riba [dB]	Ƙimar RX ta hannun hannu. Aiwatar idan AGC ya nakasa.
Makomawa MAC Adireshi	adireshin MAC na wurin da ya kamata a aika fakiti zuwa. Alamar Boolean tana nuna idan adireshin MAC da aka bayar yana aiki ko a'a. Idan yana gudana a yanayin madauki na RF, da Makomawa MAC Adireshi da kuma Na'ura MAC Adireshi yakamata ya zama kama.

Manuniya
Tebu mai zuwa yana gabatar da alamomin da suka faru a babban ɓangaren gaba kamar yadda aka nuna a hoto 6.

Siga	Bayani
Na'ura Shirya	Alamar Boolean yana nuna idan na'urar ta shirya. Idan kun sami kuskure, gwada ɗaya daga cikin masu zuwa: · Tabbatar cewa na'urar RIO ta haɗa daidai. · Duba daidaitawar RIO Na'ura. · Duba lambar tashar. Ya kamata ya bambanta idan fiye da ɗaya tasha ke gudana akan runduna ɗaya.
manufa FIFO ambaliya	Alamar Boolean da ke haskakawa idan akwai ambaliya a cikin manufa don karɓar bakuncin (T2H) na farko-in-fitar ƙwaƙwalwar ajiya (FIFOs). Idan ɗaya daga cikin T2H FIFOs ya cika, bayanansa ba su da aminci. Wadannan FIFOs sune kamar haka: · T2H RX Data ambaliya T2H Constellation ambaliya · T2H RX Power Spectrum ambaliya · Ƙimar Tashoshin T2H TX zuwa RF FIFO ya cika
Tasha Mai aiki	Alamar Boolean yana nuna idan tashar RF tana aiki bayan kunna tashar ta saita Kunna Tasha sarrafawa zuwa On.
Aiwatar RX Riba [dB]	Alamar lamba tana nuna ƙimar ribar RX da ake amfani da ita a halin yanzu. Wannan ƙimar ita ce Ribar RX ta Manual lokacin da aka kashe AGC, ko ribar RX da aka ƙididdige lokacin da aka kunna AGC. A cikin duka biyun, ƙimar riba ana tilastawa ta iyawar na'urar.
M	Alamun Boolean suna nuna idan an bayar Na'ura MAC Adireshi kuma Makomawa MAC Adireshi hade da tashoshin suna da inganci.

MAC Tab

Tebur masu zuwa suna jera abubuwan sarrafawa da alamun da aka sanya akan MAC Tab kamar yadda aka nuna a hoto na 6.

Saitunan Runtime Mai Tsayi

Siga

Bayani

Bayanai Source

Yana ƙayyade tushen firam ɗin MAC aika daga mai watsa shiri zuwa manufa. Kashe-Wannan hanyar tana da amfani don kashe watsa bayanan TX yayin da sarkar TX ke aiki don kunna fakitin ACK. UDP-Wannan hanyar tana da amfani don nuna demos, kamar lokacin amfani da aikace-aikacen yawo na bidiyo na waje, ko don amfani da kayan aikin gwajin cibiyar sadarwa na waje, kamar Iperf. A cikin wannan hanyar, bayanan shigarwa suna zuwa ko an samar dasu daga tashar 802.11 ta amfani da mai amfani datagram protocol (UDP). PN Bayanai-Wannan hanyar tana aika bazuwar ragowa kuma tana da amfani don gwaje-gwajen aiki. Girman fakiti da ƙimar za a iya daidaita su cikin sauƙi.

	Manual-Wannan hanyar tana da amfani don jawo fakiti guda ɗaya don dalilai na gyara kuskure. Na waje-Ba da damar fahimtar babban MAC na waje ko wasu aikace-aikacen waje don amfani da ayyukan MAC & PHY da aka samar ta Tsarin Aikace-aikacen 802.11.
Bayanai Source Zabuka	Kowane shafin yana nuna zaɓuɓɓuka don madaidaitan tushen bayanai. UDP Tab-Tashar tashar UDP kyauta don dawo da bayanai don mai watsawa an samo asali ne bisa lambar tashar. PN Tab – PN Bayanai Fakiti Girman- Girman fakiti a cikin bytes (kewayon yana iyakance ga 4061, wanda shine A-MPDU guda ɗaya da aka rage ta sama da MAC) PN Tab – PN Fakiti per Na biyu-Matsakaicin adadin fakiti don aikawa a cikin daƙiƙa guda (iyakance zuwa 10,000. Abubuwan da za a iya samu na iya zama ƙasa da ƙasa dangane da tsarin tashar). Manual Tab – Tasiri TX- Ikon Boolean don kunna fakitin TX guda ɗaya.
Bayanai nutse	Yana da zaɓuɓɓuka masu zuwa: ·          Kashe-An yi watsi da bayanai. ·          UDP-Idan an kunna, ana tura firam ɗin da aka karɓa zuwa adireshin UDP da aka saita da tashar jiragen ruwa (duba ƙasa).
Bayanai nutse Zabin	Yana da waɗannan saitunan da ake buƙata don zaɓin nutsewar bayanan UDP: ·          watsa IP Adireshi- Adireshin IP na wuri don rafi na fitarwa na UDP. ·          watsa Port-Target UDP tashar jiragen ruwa don UDP fitarwa rafi, yawanci tsakanin 1,025 da 65,535.
Sake saiti TX Kididdiga	Ikon Boolean don sake saita duk ƙididdiga na MAC TX Kididdiga tari.
Sake saiti RX Kididdiga	Ikon Boolean don sake saita duk ƙididdiga na MAC RX Kididdiga tari.
dabi'u per na biyu	Ikon Boolean don nunawa MAC TX Kididdiga kuma MAC RX Kididdiga kamar ko dai abubuwan da aka tara tun lokacin sake saiti na ƙarshe ko ƙimar daƙiƙa ɗaya.

Graphs da Manuniya
Tebur mai zuwa yana gabatar da alamomi da jadawali da aka gabatar akan MAC Tab kamar yadda aka nuna a hoto 6.

Siga	Bayani
Bayanai Source Zabuka – UDP	Karba Port-Madogaran tashar tashar UDP ta tashar shigar da UDP. FIFO Cikakkun-Ya nuna cewa buffer soket na mai karanta UDP yana da ƙarami don karanta bayanan da aka bayar, don haka ana zubar da fakiti. Ƙara girman buffer soket. Bayanai Canja wurin-Ya nuna cewa an yi nasarar karanta fakitin daga tashar da aka bayar. Dubi watsa bidiyo don ƙarin cikakkun bayanai.
Bayanai nutse Zabin – UDP	FIFO Cikakkun-Ya nuna cewa buffer soket na mai aikawa na UDP ƙarami ne don karɓar nauyin kuɗi daga RX Data Direct access memory (DMA) FIFO, don haka ana sauke fakiti. Ƙara girman buffer soket. Bayanai Canja wurin-Ya nuna cewa an yi nasarar karanta fakitin daga DMA FIFO kuma an tura su zuwa tashar UDP da aka bayar.
RX Taurari	Alamar hoto tana nuna ƙungiyar taurarin RX I/Q samples na filin data samu.
RX Kayan aiki [bits/s]	Alamu na lamba yana nuna ƙimar bayanan nasara da aka samu da ɓangarorin firam ɗin da suka dace da Na'ura MAC Adireshi.
Bayanai Rate [Mbps]	Alamar hoto tana nuna ƙimar bayanan nasara da aka samu da ɓangarorin firam ɗin da suka dace da Na'ura MAC Adireshi.
MAC TX Kididdiga	Alamu na lamba yana nuna ƙimar ƙididdiga masu zuwa masu alaƙa da MAC TX. Ƙimar da aka gabatar za ta iya zama ƙima mai taru tun lokacin sake saiti na ƙarshe ko ƙimar daƙiƙa ɗaya dangane da matsayin sarrafa Boolean. dabi'u per na biyu. · RTS Ya Taso · CTS ya jawo · An Haɗa bayanai · ACK ya jawo
MAC RX Kididdiga	Alamu na lamba yana nuna ƙimar ƙididdiga masu zuwa masu alaƙa da MAC RX. Ƙimar da aka gabatar za su iya zama ƙima mai taru tun lokacin sake saiti na ƙarshe ko ƙimar daƙiƙa ɗaya dangane da matsayin sarrafa Boolean. dabi'u per na biyu. An gano preamble (ta hanyar aiki tare)

	An karɓi raka'o'in bayanan sabis na PHY (PSDUs) (firam tare da ingantacciyar hanyar haɗin kai ta zahiri (PLCP), firam ɗin ba tare da keta tsarin tsari ba) MPDU CRC Ok (jerin duban firam (FCS) rajistan shiga) An gano RTS · An gano CTS · An gano bayanai An gano ACK
TX Kuskure Farashin	Alamar hoto tana nuna ƙimar fakitin TX da ƙimar kuskuren toshe TX. Ana ƙididdige ƙimar fakitin TX a matsayin rabon MPDU mai nasara wanda aka watsa zuwa adadin ƙoƙarin watsawa. An ƙididdige ƙimar toshe TX a matsayin rabon MPDU mai nasara wanda aka watsa zuwa jimlar yawan watsawa. Ana nuna ƙimar kwanan nan a saman dama na jadawali.
Matsakaicin Sake aikawa per Fakiti	Alamar hoto tana nuna matsakaicin adadin ƙoƙarin watsawa. Ƙimar kwanan nan tana nunawa a saman dama na jadawali.

RF & PHY Tab
Tebur masu zuwa suna jera abubuwan sarrafawa da alamun da aka sanya akan RF & PHY Tab kamar yadda aka nuna a hoto 8.

Saitunan Runtime Mai Tsayi 

Siga	Bayani
CCA Makamashi Ganewa Ƙaddamarwa [dBm]	Idan makamashin siginar da aka karɓa yana sama da bakin kofa, tashar ta cancanci matsakaici a matsayin mai aiki kuma ta katse hanyar Backoff, idan akwai. Saita CCA Makamashi Ganewa Ƙaddamarwa [dBm] sarrafawa zuwa ƙima wanda ya fi ƙaramin ƙima na lanƙwasa na yanzu a cikin jadawali na Input RF.

Graphs da Manuniya

Siga	Bayani
Tilastawa LO Yawanci TX [Hz]	Ainihin mitar TX da aka yi amfani da ita akan manufa.
RF Yawanci [Hz]	Mitar cibiyar RF bayan daidaitawa dangane da Firamare Tashoshi Zaɓe sarrafawa da bandwidth mai aiki.
Tilastawa LO Yawanci RX [Hz]	Ainihin mitar RX da aka yi amfani da ita akan manufa.

Tilastawa Ƙarfi Mataki [dBm]	Matsayin ƙarfin ci gaba da igiyar ruwa na 0 dBFS wanda ke ba da saitunan na'ura na yanzu. Matsakaicin ƙarfin fitarwa na sigina 802.11 shine kusan 10 dB ƙasa da wannan matakin. Yana nuna ainihin matakin ƙarfin la'akari da mitar RF da ƙayyadaddun ƙimar daidaitawa na na'ura daga EEPROM.
An biya diyya CFO [Hz]	Matsakaicin mitar mai ɗaukar kaya da aka gano ta hanyar ƙayyadaddun ƙimar mitar mai ɗaukar nauyi. Don tsarin adaftar FlexRIO/FlexRIO, saita agogon tunani zuwa PXI_CLK ko REF IN/ClkIn.
Tashoshi	Alamar hoto tana nuna wace rukunin rukunin da ake amfani da ita azaman tashar farko bisa ga Firamare Tashoshi Zaɓe. PHY yana rufe bandwidth na 80 MHz, wanda za'a iya raba shi zuwa rukunoni huɗu {0,…,3} na bandwidth 20 MHz don siginar maras HT. Don faɗuwar bandwidths (40 MHz ko 80 MHz), ƙananan ƙungiyoyin suna haɗuwa. Ziyarci ni.com/info kuma shigar da Lambar Bayani 80211AppFWM don shiga cikin LabVIEW Sadarwa 802.11 Aikace-aikace Tsarin tsari Manual don ƙarin bayani game da tashar tashar.
Tashoshi Kiyasin	Hoton hoto yana nuna alamar amplitude da lokaci na tashar da aka kiyasta (bisa L-LTF da VHT-LTF).
Baseband RX Ƙarfi	Alamar hoto tana nuna ƙarfin siginar bandeji a farkon fakiti. Alamar lamba tana nuna ainihin ƙarfin maɗaurin gindin mai karɓa. Lokacin da aka kunna AGC, da 802.11 Tsarin Aikace-aikacen yana ƙoƙarin kiyaye wannan ƙimar a abin da aka bayar AGC manufa sigina iko in Na ci gaba tab ta canza ribar RX daidai.
TX Ƙarfi Spectrum	Hoton bakan bakan tushe na yanzu daga TX.
RX Ƙarfi Spectrum	Hoton bakan bakan tushe na yanzu daga RX.
RF Shigarwa Ƙarfi	Yana Nuna ikon shigar da RF na yanzu a cikin dBm ba tare da la'akari da nau'in sigina mai shigowa ba idan an gano fakitin 802.11. Wannan alamar tana nuna ƙarfin shigarwar RF, a cikin dBm, a halin yanzu ana aunawa, haka kuma a farkon fakitin kwanan nan.

Babba Tab

Tebur mai zuwa yana lissafin abubuwan sarrafawa waɗanda aka sanya akan Babban Tab kamar yadda aka nuna a hoto na 9.

Saitunan Runtime Static

Siga

Bayani

sarrafawa firam TX vector daidaitawa	Yana aiki da ƙayyadaddun ƙimar MCS a cikin TX vectors don firam ɗin RTS, CTS ko ACK. Tsarin tsarin firam ɗin tsoho na waɗancan firam ɗin shine Non-HT-OFDM da bandwidth 20 MHz yayin da za'a iya daidaita MCS daga mai watsa shiri.
dot11RTST	Semalt-tsayayyen siga da aka yi amfani da shi ta zaɓin jerin firam don yanke shawarar ko an ba da izinin RTS|CTS ko a'a. · Idan tsawon PSDU, wato, PN Bayanai Fakiti Girman, ya fi digo 11RTST girma girma, {RTS | CTS | DATA | ACK} ana amfani da jerin firam. · Idan tsawon PSDU, wato, PN Bayanai Fakiti Girman, ya yi ƙasa da ko daidai da dot11RTSTMatsala, {DATA | ACK} ana amfani da jerin firam. Wannan tsarin yana ba da damar saita tashoshi don fara RTS/CTS ko da yaushe, ba, ko kuma akan firam ɗin kawai fiye da ƙayyadadden tsayi.
dot11 ShortRetryLimit	Matsakaicin tsaka-tsaki-Mafi girman adadin sake dubawa da aka yi amfani da shi don gajeriyar nau'in MPDU (jeri ba tare da RTS|CTS ba). Idan an kai adadin iyakoki na sake gwadawa, watsar da MPDUs da daidaitawar MPDU da haɗin gwiwa da TX vector.
dot11LongRetryLimit	Matsakaicin tsaka-tsaki-Mafi girman adadin sake dubawa da aka yi amfani da shi don dogon nau'in MPDU (jeri ciki har da RTS|CTS). Idan an kai adadin iyakoki na sake gwadawa, watsar da MPDUs da daidaitawar MPDU da haɗin gwiwa da TX vector.
RF Loopback Demo Yanayin	Ikon Boolean don canzawa tsakanin hanyoyin aiki: RF Multi-Tashar (Boolean ƙarya): Aƙalla tashoshi biyu ake buƙata a cikin saitin, inda kowace tasha ke aiki azaman na'urar 802.11 guda ɗaya. RF Loopback (Boolean gaskiya ne): Ana buƙatar na'ura ɗaya. Wannan saitin yana da amfani ga ƙananan demos ta amfani da tasha ɗaya. Koyaya, abubuwan MAC da aka aiwatar suna da wasu iyakancewa a cikin yanayin RF Loopback. An rasa fakitin ACK yayin da MAC TX ke jiran su; injin jihar DCF akan FPGA na MAC yana hana wannan yanayin. Don haka, MAC TX koyaushe yana ba da rahoton gazawar watsawa. Don haka, ƙimar fakitin TX da aka ruwaito da ƙimar kuskuren toshewar TX akan nunin ƙimar Kuskuren TX sune.

Saitunan Runtime Mai Tsayi 

Siga	Bayani
Baya	Ƙimar baya da ake amfani da ita kafin a watsa firam. Ana ƙidaya baya a adadin ramummuka na tsawon µs. Dangane da ƙimar baya, ƙidayar baya don hanyar Backoff za a iya gyarawa ko bazuwar: Idan ƙimar baya ta fi girma ko daidai sifili, ana amfani da kafaffen koma baya. Idan ƙimar baya mara kyau, ana amfani da ƙidayar baya bazuwar.
AGC manufa sigina iko	Ƙarfin RX mai niyya a cikin layin tushe na dijital da ake amfani da shi idan an kunna AGC. Madaidaicin ƙimar ya dogara da ƙimar ƙarfin ƙarfi-zuwa-matsakaici (PAPR) na siginar da aka karɓa. Saita AGC manufa sigina iko zuwa daraja mafi girma fiye da wanda aka gabatar a cikin Baseband RX Ƙarfi jadawali.

Tab abubuwan
Tebura masu zuwa suna jera abubuwan sarrafawa da alamun da aka sanya akan Tambarin Abubuwan kamar yadda aka nuna a hoto na 10.

Saitunan Runtime Mai Tsayi

Siga	Bayani
Farashin FPGA abubuwan da suka faru ku waƙa	Yana da tsarin sarrafa Boolean; Ana amfani da kowane iko don kunna ko kashe bin diddigin abin da ya faru na FPGA daidai. Wa]annan al'amuran sune kamar haka: ·          PHY TX fara nema ·          PHY TX karshen nuni ·          PHY RX fara nuni ·          PHY RX karshen nuni ·          PHY CCA lokaci nuni ·          PHY RX riba canji nuni ·          DCF jihar nuni ·          MAC MPDU RX nuni ·          MAC MPDU TX nema
Duka	Ikon Boolean don ba da damar bin diddigin abubuwan da suka faru na abubuwan FPGA na sama.
Babu	Ikon Boolean don musaki bin diddigin abubuwan da suka faru na abubuwan FPGA na sama.
log file prefix	Sunan rubutu file don rubuta bayanan abubuwan da suka faru na FPGA waɗanda aka karanta daga Event DMA FIFO. Sun gabatar a sama a cikin Farashin FPGA abubuwan da suka faru ku waƙa. Kowane taron ya ƙunshi lokaci stamp da bayanan taron. Rubutun file an ƙirƙira shi a gida a cikin babban fayil ɗin aikin. Abubuwan da aka zaɓa kawai a cikin Farashin FPGA abubuwan da suka faru ku waƙa a sama za a rubuta a cikin rubutu file.
Rubuta ku file	Ikon Boolean don kunna ko kashe tsarin rubuta abubuwan FPGA da aka zaɓa zuwa rubutun file.
Share Abubuwan da suka faru	Ikon Boolean don share tarihin abubuwan da suka faru daga gaban panel. Matsakaicin girman rajista na tarihin taron shine 10,000.

Matsayi Tab

Tebura masu zuwa suna jera alamomin da aka sanya akan Matsayin Matsayi kamar yadda aka nuna a hoto na 11.

Graphs da Manuniya

Siga	Bayani
TX	Yana gabatar da adadin alamomi waɗanda ke nuna adadin saƙonnin da aka aika tsakanin yadudduka daban-daban, farawa daga tushen bayanai zuwa PHY. Bugu da ƙari, yana nuna madaidaicin tashoshin UDP.
Bayanai tushe	lamba fakiti tushen: Alamar lamba tana nuna adadin fakitin da aka karɓa daga tushen bayanai (UDP, Bayanan PN, ko Manual). canja wuri tushen: Alamar Boolean tana nuna cewa ana karɓar bayanai daga tushen bayanai (yawan fakitin da aka karɓa ba sifili bane).
Babban MAC	TX nema Babban MAC: Alamomi masu ƙima suna nuna adadin Tsarin MAC TX da saƙon buƙatun biyan kuɗi da aka samar ta babban madaidaicin madaidaicin madaidaicin MAC kuma an rubuta su zuwa tashar tashar UDP mai dacewa wacce ke ƙarƙashinsu.
Tsakiya MAC	TX nema Tsakiya MAC: Alamomi masu lamba suna nuna adadin Kanfigareshan MAC TX da buƙatun buƙatun biyan kuɗi da aka karɓa daga babban madaidaicin madaidaicin madaidaicin MAC kuma karanta daga tashar tashar UDP daidai da ke sama da su. Kafin canja wurin saƙonnin biyu zuwa ƙananan yadudduka, ana bincika saitunan da aka ba su idan an goyi bayan su ko a'a, ƙari, ana bincika buƙatar Kanfigareshan MAC TX da MAC TX Payload buƙatar idan sun kasance daidaito. TX Bukatu ku PHY: Alamar lamba tana nuna adadin buƙatun MAC MSDU TX da aka rubuta zuwa DMA FIFO. TX Tabbatarwa Tsakiya MAC: Alamomi masu ƙididdigewa suna nuna adadin saƙonnin tabbatarwa waɗanda aka samar ta tsakiya na MAC don Tsarin MAC TX da MAC TX Payload saƙonni kuma an rubuta su zuwa tashar UDP da aka sanya a sama da su. TX Alamu daga PHY: Alamar lamba tana nuna adadin alamun ƙarshen MAC MSDU TX da aka karanta daga DMA FIFO. TX Alamu Tsakiya MAC: Alamar lamba tana nuna adadin Alamomin Matsayin MAC TX da aka ruwaito daga MAC Tsakiya zuwa MAC babba ta amfani da tashar UDP da aka sanya a sama.
PHY	TX Alamu Ambaliya: Alamar lamba tana nuna adadin ambaliya da ya faru yayin rubuta FIFO ta alamun TX End.
RX	Yana gabatar da adadin alamomi waɗanda ke nuna adadin saƙonnin da aka aika tsakanin yadudduka daban-daban, farawa daga PHY zuwa nutsewar bayanai. Bugu da ƙari, yana nuna madaidaicin tashoshin UDP.

PHY	RX Nuni Ambaliya: Alamar lamba tana nuna adadin ambaliya da ya faru yayin rubuta FIFO ta alamun MAC MSDU RX.
Tsakiya MAC	RX Alamu daga PHY: Alamar lamba tana nuna adadin alamun MAC MSDU RX da aka karanta daga DMA FIFO. RX Alamu Tsakiya MAC: Alamar lamba tana nuna adadin alamun MAC MSDU RX waɗanda aka tsara daidai kuma an ba da rahoto ga babban MAC ta amfani da tashar UDP da aka sanya a sama da shi.
Babban MAC	RX Alamu Babban MAC: Alamar lamba tana nuna adadin alamun MAC MSDU RX tare da ingantaccen bayanan MSDU da aka karɓa a babban MAC.
Bayanai nutse	lamba fakiti nutse: Adadin fakitin da aka karɓa a nutsewar bayanai daga babban MAC. canja wuri nutse: Alamar Boolean tana nuna cewa ana karɓar bayanai daga babban MAC.

Ƙarin Yanayin Aiki da Zaɓuɓɓukan Kanfigareshan

Wannan sashe yana bayyana ƙarin zaɓuɓɓukan sanyi da yanayin aiki. Baya ga yanayin RF Multi-Station da aka kwatanta a cikin Gudun Wannan SampSashen Ayyukan, Tsarin Aikace-aikacen 802.11 yana goyan bayan RF Loopback da yanayin aiki na Baseband ta amfani da na'ura ɗaya. Babban matakai don gudanar da Tsarin Aikace-aikacen 802.11 ta amfani da waɗancan hanyoyin guda biyu an kwatanta su a cikin masu zuwa.

Yanayin Loopback RF: Cable
Ya danganta da ƙayyadaddun tsarin, bi matakan a cikin ko dai "Saitawar USRP RIO Setup" ko "Tsarin Saitin Module Adaftar FlexRIO/FlexRIO".

Ana saita Saitin USRP RIO 

1. Tabbatar cewa na'urar USRP RIO tana haɗe da kyau zuwa tsarin runduna da ke aiki da LabVIEW Tsarin Tsarin Sadarwar Sadarwa.
2. Ƙirƙiri saitin madauki na RF ta amfani da kebul na RF ɗaya da mai ɗagawa.
   • a. Haɗa kebul ɗin zuwa RF0/TX1.
   • b. Haɗa 30 dB attenuator zuwa wancan ƙarshen kebul.
   • c. Haɗa attenuator zuwa RF1/RX2.
3. Ƙarfi akan na'urar USRP.
4. Ƙarfi akan tsarin mai watsa shiri.

Yana Haɓaka Saitin Module Adaftar FlexRIO

1. Tabbatar cewa an shigar da na'urar FlexRIO da kyau a cikin tsarin da ke gudana LabVIEW Tsarin Tsarin Sadarwar Sadarwa.
2. Ƙirƙirar saitin madauki na RF mai haɗa TX na NI-5791 module tare da RX na NI-5791 module.

Gudanar da LabVIEW Lambar Mai watsa shiri
Umarni game da gudanar da LabVIEW An riga an samar da lambar rundunar a cikin "Gudanar da Wannan Sample Project” sashe na RF Multi-Station aiki yanayin. Baya ga umarnin mataki na 1 a wannan sashe, kuma ku cika matakai masu zuwa:

1. Yanayin aiki tsoho shine RF Multi-Station. Canja zuwa Babba shafin kuma kunna RF Loopback Demo Yanayin sarrafawa. Wannan zai aiwatar da canje-canje masu zuwa:
   • Za a canza yanayin aiki zuwa yanayin Loopback RF
   •  Adireshin MAC na Na'ura da Adireshin MAC Manufa zasu sami adireshin iri ɗaya. Domin misaliample, duka biyun na iya zama 46:6F:4B:75:6D:61.
2. Gudanar da LabVIEW Mai watsa shiri VI ta danna maɓallin gudu ( ).
   • a. Idan an yi nasara, mai nunin shirye-shiryen Na'ura yana haskakawa.
   • b. Idan kun sami kuskure, gwada ɗaya daga cikin masu zuwa:
     • Tabbatar cewa an haɗa na'urarka da kyau.
     • Duba tsarin na'urar RIO.
3. Kunna tashar ta saita kunna ikon tashar zuwa Kunnawa. Ya kamata a kunna alamar Active tashar.
4. Don ƙara yawan abin da ake amfani da shi na RX, canzawa zuwa Babba shafin kuma saita ƙimar baya na hanyar Backoff zuwa sifili, tunda tasha ɗaya ce ke gudana. Bugu da kari, saita matsakaicin adadin maimaitawa na dot11ShortRetryLimit zuwa 1. A kashe sannan kunna tashar ta amfani da Enable tasha, tunda dot11ShortRetryLimit madaidaici ne.
5. Zaɓi shafin MAC, kuma tabbatar da abin da aka nuna RX Constellation ya dace da tsarin daidaitawa da tsarin ƙididdigewa ta amfani da sigogin Tsarin MCS da Subcarrier. Domin misaliample, 16 QAM ana amfani dashi don MCS 4 da 20 MHz 802.11a. Tare da saitunan tsoho ya kamata ku ga kayan aiki na kusan 8.2 Mbit/s.

Yanayin Loopback RF: Watsawa Sama da iska
Watsawa sama da iska yayi kama da saitin igiyoyi. Ana maye gurbin igiyoyi da eriya masu dacewa da zaɓaɓɓen mitar cibiyar tashar da tsarin bandwidth na tsarin.

Tsanaki Karanta takaddun samfurin don duk kayan aikin kayan masarufi, musamman na'urorin NI RF, kafin amfani da tsarin.
USRP RIO da na'urorin FlexRIO ba su da izini ko lasisi don watsa iska ta amfani da eriya. Sakamakon haka, sarrafa waɗannan samfuran tare da eriya na iya keta dokokin gida. Tabbatar cewa kun bi duk dokokin gida kafin aiki da wannan samfurin tare da eriya.

Yanayin Loopback Baseband
Baseband loopback yayi kama da RF loopback. A cikin wannan yanayin, ana ƙetare RF. TX sampAna canjawa wuri kai tsaye zuwa sarkar sarrafa RX akan FPGA. Ba a buƙatar wayoyi akan masu haɗin na'urar. Don gudanar da tashar a Baseband Loopback, saita yanayin aiki da hannu wanda ke cikin zanen toshe a matsayin akai-akai zuwa Baseband Loopback.

Ƙarin Zaɓuɓɓukan Kanfigareshan

PN Data Generator
Kuna iya amfani da ginanniyar ingantacciyar amo-amo (PN) don ƙirƙirar zirga-zirgar bayanan TX, wanda ke da amfani don auna aikin kayan aikin tsarin. An saita janareta na bayanan PN ta Girman Fakitin Bayanan PN da Fakitin PN a kowace na biyu. Adadin bayanai a fitarwa na PN Data Generator yayi daidai da samfurin sigogin biyu. Yi la'akari da cewa ainihin kayan aikin tsarin da aka gani a gefen RX ya dogara da sigogin watsawa, gami da tsarin Subcarrier da ƙimar MCS, kuma yana iya zama ƙasa da ƙimar da janareta na bayanan PN ke samarwa.
Matakan da ke gaba suna ba da tsohonampyadda mai samar da bayanai na PN zai iya nuna tasirin tsarin tsarin watsawa akan abin da ake iya samu. Lura cewa ƙimar kayan aikin da aka bayar na iya ɗan bambanta dangane da ainihin dandamalin kayan aikin da aka yi amfani da su da tashar.

1. Saita, daidaitawa, da gudanar da tashoshi biyu (Station A da Station B) kamar a cikin “Gudun Wannan Sample Project" sashe.
2. Daidaita saitunan don Adireshin MAC na Na'ura da Adireshin MAC Manufa kamar adireshin na'urar ta tashar A shine makomar tashar B kuma akasin haka kamar yadda aka bayyana a baya.
3. A Tashar B, saita Tushen Bayanai zuwa Manual don kashe bayanan TX daga tashar B.
4. Kunna tashoshin biyu.
5. Tare da saitunan tsoho, yakamata ku ga kayan aiki na kusan 8.2 Mbit/s akan tashar B.
6. Canja zuwa MAC shafin tashar A.
   1. Saita Girman Fakitin Bayanan PN zuwa 4061.
   2. Saita adadin Fakitin PN kowane daƙiƙa zuwa 10,000. Wannan saitin yana daidaita ma'aunin TX don duk mai yuwuwar daidaitawa.
7. Canja zuwa Babban shafin tashar A.
   1. Saita madaidaicin ɗigo11RTST zuwa ƙima mafi girma fiye da Girman Fakitin Bayanan PN (5,000) don musaki tsarin RTS/CTS.
   2. Saita matsakaicin adadin sakewa da dot11ShortRetryLimit ke wakilta zuwa 1 don kashe sakewa.
8. A kashe sannan kunna Tasha A tunda dot11RTSTMatsayin madaidaici ne.
9. Gwada haɗuwa daban-daban na Tsarin Subcarrier da MCS akan Tasha A. Kula da canje-canje a cikin ƙungiyar taurarin RX da kayan aikin RX akan tashar B.
10. Saita Tsarin Subcarrier zuwa 40 MHz (IEEE 802.11ac) da MCS zuwa 7 akan Tasha A. Lura cewa abin da ake samarwa akan Tashar B yana kusan 72 Mbit/s.

Isar da Bidiyo
Isar da bidiyoyi yana ba da haske kan iyawar Tsarin Tsarin Aikace-aikacen 802.11. Don yin watsa bidiyo tare da na'urori biyu, saita tsari kamar yadda aka bayyana a sashin da ya gabata. Tsarin Aikace-aikacen 802.11 yana ba da ƙirar UDP, wanda ya dace da yawo na bidiyo. Mai watsawa da mai karɓa suna buƙatar aikace-aikacen rafin bidiyo (misaliample, VLC, wanda za a iya sauke daga http://videolan.org). Duk wani shirin da zai iya watsa bayanan UDP ana iya amfani dashi azaman tushen bayanai. Hakazalika, duk wani shirin da zai iya karɓar bayanan UDP ana iya amfani dashi azaman nutsewar bayanai.

Saita mai karɓa
Mai watsa shiri yana aiki azaman mai karɓa yana amfani da Tsarin Aikace-aikacen 802.11 don wucewa ya karɓi firam ɗin bayanai 802.11 kuma ya wuce su ta UDP zuwa mai kunna rafi na bidiyo.

1. Ƙirƙiri sabon aiki kamar yadda aka bayyana a cikin “Gudanar da LabVIEW Lambar Mai watsa shiri" kuma saita daidaitaccen mai gano RIO a cikin sigar na'urar RIO.
2. Saita lambar tashar zuwa 1.
3. Bari Yanayin Ayyukan da ke cikin zanen toshe don samun ƙimar tsoho, RF Multi Station, kamar yadda aka bayyana a baya.
4. Bari Adireshin MAC na Na'ura da Adireshin MAC Manufa don samun tsoffin ƙima.
5. Canja zuwa MAC shafin kuma saita Data Sink zuwa UDP.
6. Kunna tashar
7. Fara cmd.exe kuma canza zuwa directory ɗin shigarwa na VLC.
8. Fara aikace-aikacen VLC a matsayin abokin ciniki mai yawo tare da umarni mai zuwa: vlc udp://@: 13000, inda ƙimar 13000 ta yi daidai da tashar tashar watsa bayanai ta Zaɓuɓɓukan nutsewa.

Saita mai watsawa
Mai watsa shiri yana aiki azaman mai watsawa yana karɓar fakitin UDP daga uwar garken yawo na bidiyo kuma yana amfani da Tsarin Aikace-aikacen 802.11 don watsa su azaman firam ɗin bayanai na 802.11.

1. Ƙirƙiri sabon aiki kamar yadda aka bayyana a cikin “Gudanar da LabVIEW Lambar Mai watsa shiri" kuma saita daidaitaccen mai gano RIO a cikin sigar na'urar RIO.
2. Saita lambar tashar zuwa 2.
3. Bari Yanayin Ayyukan da ke cikin zanen toshe don samun ƙimar tsoho, RF Multi Station, kamar yadda aka bayyana a baya.
4. Saita Adireshin MAC na Na'ura ya zama kama da Adireshin MAC Manufa na Tasha 1 (ƙimar tsoho:
   46:6F:4B:75:6D:62)
5.  Saita Adireshin MAC Manufa ya zama kama da Adireshin MAC na Na'ura na Tasha 1 (darajar ta asali:
   46:6F:4B:75:6D:61)
6. Canja zuwa MAC shafin kuma saita Tushen Bayanan zuwa UDP.
7. Kunna Tasha.
8. Fara cmd.exe kuma canza zuwa directory ɗin shigarwa na VLC.
9. Gano hanyar zuwa bidiyo file wanda za a yi amfani da shi don yawo.
10. Fara aikace-aikacen VLC azaman sabar mai yawo tare da umarni mai zuwa vlc “PATH_TO_VIDEO_FILE”
    :sout=#std{access=udp{ttl=1},mux=ts,dst=127.0.0.1: UDP_Port_Value}, inda PATH_TO_VIDEO_FILE ya kamata a maye gurbinsa da wurin da bidiyon ya kamata a yi amfani da shi, kuma ma'aunin UDP_Port_Value daidai yake da 12000 + Lambar tashar, wato, 12002.
    Mai watsa shiri yana aiki azaman mai karɓa zai nuna bidiyon da mai watsawa ke yawo.

Shirya matsala

Wannan sashe yana ba da bayani game da gano tushen matsalar idan tsarin ba ya aiki kamar yadda ake tsammani. An kwatanta shi don saitin tashoshi da yawa wanda tashar A da tasha B ke watsawa.
Tebur masu zuwa suna ba da bayani game da yadda ake tabbatar da aiki na yau da kullun da yadda ake gano kurakurai na yau da kullun.

Na al'ada Aiki
Na al'ada Aiki Gwaji	· Sanya Lambobin Tasha zuwa ƙima daban-daban. · Daidaita saitunan Na'ura MAC Adireshi kuma Makomawa MAC Adireshi kamar yadda aka bayyana a baya. · Bar wasu saituna zuwa tsoffin dabi'u.
	Dubawa:
	RX Abubuwan da aka samar a cikin kewayon 7.5Mbit/s a tashoshin biyu. Ya dogara idan tashar mara waya ce ko tashoshi mai igiya. · Kunna MAC tab: o    MAC TX Kididdiga: The Bayanai jawo kuma ACK Guguwar alamomi suna karuwa da sauri. o    MAC RX Kididdiga: Duk alamomi suna karuwa da sauri maimakon na RTS gano kuma CTS gano, tun daga dot11RTS on Na ci gaba tab ya fi girma PN Bayanai Fakiti Girman (Tsawon PSDU) akan MAC tab. o Taurari a cikin RX Taurari jadawali yayi daidai da tsarin daidaitawa na MCS zaba a mai watsawa. o The TX Toshe Kuskure Rate jadawali yana nuna ƙimar da aka karɓa. · Kunna RF & PHY tab:

	o The RX Ƙarfi Spectrum yana cikin madaidaicin subband dangane da zaɓin da aka zaɓa Firamare Tashoshi Zaɓe. Tunda ƙimar tsoho shine 1, yakamata ya kasance tsakanin -20 MHz da 0 a cikin RX Ƙarfi Spectrum jadawali. o The CCA Makamashi Ganewa Ƙaddamarwa [dBm] ya fi ƙarfin halin yanzu a cikin RF Shigarwa Ƙarfi jadawali. o Ƙarfin maɗaurin gindin da aka auna a farkon fakiti (dige ja). Baseband RX Ƙarfi jadawali ya kamata ya zama ƙasa da na AGC manufa sigina iko on Na ci gaba tab.
MAC Kididdiga Gwaji	Kashe Tasha A da Tasha B · Tasha A, MAC tab, saita Bayanai Source ku Manual. Kunna Tasha A da Tasha B o Tashar A, MAC tab: §   Bayanai jawo of MAC TX Kididdiga sifili ne. §   ACK jawo of MAC RX Kididdiga sifili ne. o Tashar B, MAC tab: §   RX Kayan aiki sifili ne. §   ACK jawo of MAC TX Kididdiga sifili ne. §   Bayanai gano of MAC RX Kididdiga sifili ne. · Tasha A, MAC tab, danna sau ɗaya kawai Tasiri TX of Manual Bayanai Source o Tashar A, MAC tab: §   Bayanai jawo of MAC TX Kididdiga yana 1. §   ACK jawo of MAC RX Kididdiga yana 1. o Tashar B, MAC tab: §   RX Kayan aiki sifili ne. §   ACK jawo of MAC TX Kididdiga yana 1. §   Bayanai gano of MAC RX Kididdiga yana 1.
RTS / CTS counters Gwaji	Kashe tashar A, saita dot11RTST zuwa sifili, tunda ma'auni ne a tsaye. Sannan, kunna tashar A. · Tasha A, MAC tab, danna sau ɗaya kawai Tasiri TX of Manual Bayanai Source o Tashar A, MAC tab: §   RTS jawo of MAC TX Kididdiga yana 1. §   CTS jawo of MAC RX Kididdiga yana 1. o Tashar B, MAC tab: §   CTS jawo of MAC TX Kididdiga yana 1. §   RTS jawo of MAC RX Kididdiga yana 1.

Ba daidai ba Kanfigareshan
Tsari Kanfigareshan	· Sanya Lambobin Tasha zuwa ƙima daban-daban. · Daidaita saitunan Na'ura MAC Adireshi kuma Makomawa MAC Adireshi kamar yadda aka bayyana a baya. · Bar wasu saituna zuwa tsoffin dabi'u.
Kuskure: A'a data bayar da domin watsawa	Nuni: The counter dabi'u na Bayanai jawo kuma ACK jawo in MAC TX Kididdiga ba a karu. Magani: Saita Bayanai Source ku PN Bayanai. A madadin, saita Bayanai Source ku UDP kuma tabbatar da cewa kayi amfani da aikace-aikacen waje don samar da bayanai zuwa tashar tashar UDP da aka saita daidai kamar yadda aka bayyana a baya.
Kuskure: MAC TX yayi la'akari da matsakaici as aiki	Nuni: Ƙimar MAC Statistics na Bayanai Guguwar kuma gabatarwa gano, wani bangare na MAC TX Kididdiga kuma MAC RX Kididdiga, bi da bi, ba a ƙara. Magani: Bincika ƙimar lanƙwasa halin yanzu a cikin RF Shigarwa Ƙarfi jadawali. Saita CCA Makamashi Ganewa Ƙaddamarwa [dBm] sarrafawa zuwa ƙimar da ta fi ƙarancin ƙimar wannan lanƙwan.
Kuskure: Aika Kara data fakiti fiye da MAC iya Bayar ku da PHY	Nuni: The PN Bayanai Fakiti Girman da kuma PN Fakiti Per Na biyu suna karuwa. Duk da haka, abin da aka samu bai karu ba. Magani: Zaɓi mafi girma MCS darajar kuma mafi girma Mai ɗaukar kaya Tsarin.
Kuskure: ba daidai ba RF tashoshin jiragen ruwa	Nuni: The RX Ƙarfi Spectrum baya nuna lankwasa ɗaya da na TX Ƙarfi Spectrum a daya tasha. Magani:

	Tabbatar cewa kuna da igiyoyi ko eriya waɗanda aka haɗa zuwa tashoshin RF waɗanda kuka saita azaman TX RF Port kuma RX RF Port.
Kuskure: MAC adireshin rashin daidaituwa	Nuni: A tashar B, ba a kunna watsa fakitin ACK ba (bangaren MAC TX Kididdiga) da kuma RX Kayan aiki sifili ne. Magani: Duba wannan Na'ura MAC Adireshi na tashar B yayi daidai da Makomawa MAC Adireshi na tashar A. Don yanayin RF Loopback, duka biyu Na'ura MAC Adireshi kuma Makomawa MAC Adireshi yakamata ya kasance yana da adireshin iri ɗaya, don misaliample 46:6F:4B:75:6D:61.
Kuskure: Babban CFO if Tasha A kuma B su ne FlexRIOs	Nuni: Matsakaicin mitar diyya mai ɗaukar nauyi (CFO) yana da girma, wanda ke ƙasƙantar da ɗaukacin aikin hanyar sadarwa. Magani: Saita Magana Agogo zuwa PXI_CLK ko REF IN/ClkIn. · Don PXI_CLK: An ɗauko batun daga PXI chassis. REF IN/ClkIn: An ɗauki bayanin daga tashar ClkIn na NI-5791.
TX Kuskure Farashin su ne daya in RF Loopback or Baseband Loopback aiki halaye	Nuni: Ana amfani da tasha guda ɗaya inda aka saita yanayin aiki zuwa RF Loopback or Baseband Loopback yanayin. Alamar hoto na Kuskuren TX yana nuna 1. Magani: Ana sa ran wannan hali. An rasa fakitin ACK yayin da MAC TX ke jiran su; na'ura na jihar DCF akan FPGA na MAC yana hana wannan idan akwai RF loopback ko Baseband Loopback halaye. Don haka, MAC TX koyaushe yana ba da rahoton gazawar watsawa. Don haka, adadin kuskuren fakitin TX da aka ruwaito da ƙimar toshe TX ba su da sifili.

Abubuwan da aka sani
Tabbatar cewa na'urar USRP ta riga tana aiki kuma an haɗa ta da mai watsa shiri kafin a fara mai watsa shiri. In ba haka ba, na'urar USRP RIO mai yiwuwa ba za ta iya gane na'urar da mai watsa shiri ba.
Cikakkun jerin batutuwa da hanyoyin warwarewa suna kan LabVIEW Sadarwa 802.11 Tsarin Aikace-aikacen 2.1 Sanannun Batutuwa.

Bayanai masu alaƙa
USRP-2940/2942/2943/2944/2945 Jagoran Farawa USRP-2950/2952/2953/2954/2955 Farawa Jagorar Ƙungiyoyin Ma'auni na IEEE: 802.11 Mara waya ta LANs Koma zuwa Lab.VIEW Manual System Design Suite na Sadarwa, akwai kan layi, don bayani game da LabVIEW ra'ayoyi ko abubuwan da aka yi amfani da su a cikin wannan sampda aikin.
Ziyarci ni.com/info kuma shigar da lambar Bayani 80211AppFWManual don samun damar Lab.VIEW Sadarwa 802.11 Manual Tsarin Aikace-aikacen don ƙarin bayani game da ƙirar Tsarin Aikace-aikacen 802.11.
Hakanan zaka iya amfani da taga Taimakon Magana don koyan ainihin bayanai game da LabVIEW abubuwa yayin da kuke motsa siginan kwamfuta akan kowane abu. Don nuna taga Taimakon Magana a cikin LabVIEW, zaɓi View»Taimakon Magana.

Acronyms

Acronym	Ma'ana
ACK	Yabo
AGC	sarrafa riba ta atomatik
A-MPDU	MPDU mai tarawa
CCA	Share kimar tashar
CFO	Matsakaicin mitar mai ɗaukar kaya
CSMA/CA	Mai ɗaukar kaya yana jin damar shiga da yawa tare da gujewa karo
CTS	Share-don-aika
CW	Tashin hankali na ci gaba
DAC	Digital zuwa analog Converter
DCF	Ayyukan daidaitawa da aka rarraba

DMA	Samun damar ƙwaƙwalwar ajiya kai tsaye
Farashin FCS	Jerin duban firam
MAC	Matsakaici mai kula da damar shiga
MCS	Modulation da tsarin rikodin
MIMO	Abubuwan shigar da yawa-yawan-fitarwa
MPDU	Ƙungiyar bayanan yarjejeniya ta MAC
NAV	Vector rabon hanyar sadarwa
Ba-HT	Abubuwan da ba mai girma ba
OFDM	Rarraba yawan mitar orthogonal
PAPR	Kololuwa zuwa matsakaicin ƙarfin wutar lantarki
PHY	Tsarin jiki
Farashin PLCP	Hanyar haɗuwa da Layer na jiki
PN	Hayaniyar karya
PSDU	Naúrar bayanan sabis na PHY
QAM	Yankin huɗu ampmodude modulation
RTS	Nemi-don-aika
RX	Karba
SIFS	Gajeren tazarar interframe
SISO	fitarwa guda ɗaya shigarwa guda ɗaya
T2H	Manufar zuwa masauki
TX	watsa
UDP	User datagram protocol

[1] Idan kuna watsawa ta iska, tabbatar da yin la'akari da umarnin da aka bayar a cikin "Yanayin Tashar Tashar RF Multi: Isar da Iskar Sama". Na'urorin USRP da NI-5791 ba su da izini ko lasisi don watsa iska ta amfani da eriya. Sakamakon haka, sarrafa waɗannan samfuran tare da eriya na iya keta dokokin gida.

Koma zuwa Alamomin kasuwanci na NI da Jagororin Tambura a ni.com/trademarks don ƙarin bayani kan alamun kasuwanci na NI. Sauran samfura da sunayen kamfani da aka ambata a nan alamun kasuwanci ne ko sunayen kasuwanci na kamfanoni daban-daban. Don haƙƙin mallaka da ke rufe samfuran / fasaha na NI, koma zuwa wurin da ya dace: Taimako file a kan kafofin watsa labaru, ko Sanarwa na Haƙƙin mallaka na Kayayyakin Ƙasa a ni.com/patents. Kuna iya samun bayani game da yarjejeniyar lasisin mai amfani (EULAs) da sanarwar doka ta ɓangare na uku a cikin readme file don samfurin NI. Koma zuwa Bayanin Yarda da Fitarwa a ni.com/legal/export-compliance don manufofin yarda da kasuwancin duniya na NI da yadda ake samun lambobin HTS masu dacewa, ECNs, da sauran bayanan shigo da kaya. NI BA YA SANYA BAYANI KO GARANTI MAI TSARKI GAME DA INGANTACCEN BAYANIN DAKE NAN KUMA BA ZAI IYA HANNU GA KOWANE KUSKURE BA. Abokan ciniki na Gwamnatin Amurka: Bayanan da ke cikin wannan littafin an ƙirƙira su ne akan kuɗi na sirri kuma yana ƙarƙashin haƙƙoƙin haƙƙin haƙƙin haƙƙin haƙƙin haƙƙin haƙƙin haƙƙin bayanai kamar yadda aka tsara a FAR 52.227-14, DFAR 252.227-7014, da DFAR 252.227-7015.

Takardu / Albarkatu

KAYAN KAYAN KASA LabVIEW Sadarwa 802.11 Tsarin Aikace-aikacen 2.1 [pdf] Jagorar mai amfani PXIe-8135, LabVIEW Sadarwa 802.11 Tsarin Aikace-aikacen 2.1, LabVIEW Sadarwa 802.11 Aikace-aikacen, Tsarin 2.1, LabVIEW Sadarwa 802.11, Tsarin Aikace-aikacen 2.1

Magana

• Manual mai amfani