Unyolo wa daisy ndi kasinthidwe kamagetsi komwe zida zingapo zimalumikizidwa motsatira mzere, chimodzi pambuyo pa chimzake. Amatchedwa tcheni cha daisy chifukwa amafanana ndi maluwa ambiri otchedwa daisy.
Unyolo wa daisy ukhoza kugwiritsidwa ntchito pazifukwa zingapo, monga kulumikiza ma speaker angapo ku amplifier imodzi, kulumikiza nyali zingapo kumagetsi amodzi, kapena kulumikiza zida zingapo padoko limodzi la USB.
Daisy Chaining: Choyambirira
Kodi Daisy Chaining ndi chiyani?
Daisy chaining ndi njira yolumikizira ma waya momwe zida zingapo zimalumikizidwa motsatana kapena mu mphete, zofanana ndi maluwa a daisy. Unyolo wa Daisy ukhoza kugwiritsidwa ntchito ngati mphamvu, zizindikiro za analogi, deta ya digito, kapena kuphatikiza zonse zitatu.
Mitundu ya Daisy Unyolo
- Unyolo wa Daisy ungagwiritsidwe ntchito kulumikiza zida zazikulu, monga mizere yamagetsi, kuti apange mzere umodzi wautali.
- Unyolo wa Daisy utha kugwiritsidwanso ntchito kulumikiza zida mkati mwa chipangizocho, monga zingwe za USB, FireWire, Thunderbolt, ndi Ethernet.
- Unyolo wa Daisy ungagwiritsidwenso ntchito kulumikiza zizindikiro za analogi, monga basi yamagetsi.
- Unyolo wa Daisy utha kugwiritsidwanso ntchito kulumikiza ma siginecha a digito, monga Serial Peripheral Interface Bus (SPI) IC.
- Unyolo wa Daisy utha kugwiritsidwanso ntchito kulumikiza zida za MIDI.
- Unyolo wa Daisy ungagwiritsidwenso ntchito kulumikiza mabwalo ophatikizika a JTAG.
- Unyolo wa Daisy ungagwiritsidwenso ntchito kulumikiza zida za Thunderbolt, monga ma RAID arrays ndi oyang'anira makompyuta.
- Unyolo wa Daisy ungagwiritsidwenso ntchito kulumikiza zida za Hexbus, monga TI-99/4A, CC-40, ndi TI-74.
Ubwino wa Daisy Chaining
Daisy unyolo ukhoza kukhala njira yabwino yolumikizira zida zingapo ndikuyesa kochepa. Ndi njira yotsika mtengo yolumikizira zida, chifukwa imafunikira zingwe zochepa ndi zolumikizira kuposa njira zina zamawaya. Kuonjezera apo, unyolo wa daisy ungathandize kuchepetsa kusokonezeka, chifukwa umachotsa kufunikira kwa zingwe zambiri ndi zolumikizira. Pomaliza, unyolo wa daisy ungathandize kuchepetsa kutayika kwa chizindikiro, popeza chizindikirocho chimapangidwanso ndi chipangizo chilichonse mu unyolo.
Kutumiza kwa Signal: A Quick Guide
Zizindikiro za Analogi
Pankhani ya zizindikiro za analogi, kugwirizana nthawi zambiri kumakhala basi yamagetsi yosavuta. Ndipo ngati mukuchita ndi zida zingapo zingapo, muyenera kugwiritsa ntchito chobwereza kapena zingapo kapena zokulitsa kuti mupewe kukhumudwa.
Zizindikiro Zapa digito
Zizindikiro zama digito pakati pa zida zitha kuyendanso pabasi yamagetsi yosavuta. Pankhaniyi, mufunika choyimira basi pa chipangizo chomaliza mu unyolo. Mosiyana ndi ma analogi, ma siginecha a digito amatha kupangidwanso ndi magetsi (koma osasinthidwa) ndi chipangizo chilichonse chomwe chili mu unyolo.
Maupangiri a Kutumiza kwa Signal
Nawa maupangiri ochepa omwe muyenera kukumbukira mukamagwira ntchito ndi ma siginecha:
- Gwiritsani ntchito obwereza kapena ma amplifiers kuti muchepetse kuchepa kwa ma analogi.
- Gwiritsani ntchito choyimitsira basi pachipangizo chomaliza mu unyolo wamasigino a digito.
- Zizindikiro za digito zitha kupangidwanso pamagetsi (koma osasinthidwa) ndi chipangizo chilichonse chomwe chili mu unyolo.
- Musaiwale kuwona Passthrough kuti mumve zambiri.
Daisy Chaining Hardware ndi Mapulogalamu
hardware
Daisy chaining hardware ndi njira yabwino yolumikizira zigawo zingapo pamakompyuta. Zimaphatikizapo kugwirizanitsa chigawo chilichonse ndi chigawo china chofanana, m'malo molunjika ku makina apakompyuta. Chigawo chomaliza mu unyolo ndicho chokhacho chomwe chimagwirizanitsa mwachindunji ndi makompyuta. Nazi zitsanzo za zida zomwe zitha kumangidwa unyolo wa daisy:
- Zithunzi za UART
- SCSI
- Zida za MIDI
- Zogulitsa za SPI IC
- Magawo ophatikizika a JTAG
- Thunderbolt (chiyankhulo)
- Hexbus
mapulogalamu
Daisy chaining computing magawo ndi njira ina yabwino yolumikizira zigawo zingapo. Zimaphatikizapo kulumikiza magawo angapo palimodzi, kulola ogwiritsa ntchito kupeza machitidwe angapo nthawi imodzi. Izi ndizothandiza makamaka kwa ntchito zomwe zimafuna kupeza machitidwe angapo.
Daisy-Chained vs. Pigtailed Parallel-Wired Receptacles
Kodi Pali Kusiyana Pati?
Zikafika pazotengera zamagetsi, pali njira ziwiri zazikulu: daisy-chaining ndi parallel wiring. Tiyeni tiwone kusiyana pakati pa ziwirizi:
- Daisy-chaining (kapena mawaya "mu-series") amatanthauza kulumikiza zotengera zonse "kumapeto mpaka kumapeto" ndikugwiritsa ntchito ma terminals pachotengera chilichonse kunyamula zamakono kuchokera ku chipangizo china kupita ku china. Ngati kulumikizana kulikonse kapena chipangizo chamndandanda wasokonezedwa, zotengera kunsi kwa mtsinje kuchokera pamenepo zidzatha mphamvu.
- Mawaya ofananira amatanthawuza kulumikiza zotengera m'njira zingapo, kotero kuti ngati chotengera chilichonse chikalephera, zotengera zina zomwe zili pagawo zimakhalabe zosakhudzidwa. Mu dera lofananira, kuyenda kwamakono kumagawanika, kotero kuti gawo limodzi lokha limayenda kupyolera mu chipangizo chilichonse.
Matanthauzo Okhazikika
- M'magawo angapo, pompopompo yomwe imadutsa mugawo lililonse ndi yofanana, ndipo voteji kudutsa dera ndi kuchuluka kwa madontho amagetsi pagawo lililonse.
- Mu dera lofananira, voteji pazigawo zonse ndi zofanana, ndipo zonse zomwe zilipo panopa ndi chiwerengero cha mafunde omwe akuyenda mu chigawo chilichonse.
N'chifukwa Chiyani Kuli Kofunika?
Njira ziwiri zamawaya zimasiyana osati pakutha kwa kusweka kapena kulephera kwa cholumikizira pachotengera chamunthu payekha, komanso ndi mphamvu zawo zamagetsi. Kudziwa njira yomwe mungagwiritsire ntchito kungathandize kuti magetsi anu azikhala otetezeka komanso ogwira mtima.
Daisy-Chaining Receptacles: A Quick Guide
Kodi Daisy-Chaining ndi chiyani?
Daisy-chaining ndi njira yolumikizira ma waya pomwe zotengera zamagetsi zimalumikizidwa motsatizana, kapena chimodzi pambuyo pa chimzake. Iyi ndi njira yodziwika bwino yolumikizira ma waya yomwe imagwiritsidwa ntchito m'nyumba zakale ndipo ikugwiritsidwabe ntchito mpaka pano.
Kodi Daisy-Chaining Imagwira Ntchito Motani?
Daisy-chaining imagwira ntchito polumikiza mawaya oyera (osalowerera ndale) ndi akuda (otentha) a dera ndi ma terminals asiliva ndi amkuwa a cholandirira, motsatana. Waya woyera umabweretsa waya wosalowerera wa dera mu bokosi lamagetsi ndikulumikizana ndi cholandirira. Waya wachiwiri woyera amalumikiza kusalowerera ndale kupita ku chotengera chotsatira kunsi kwa mtsinje. Mawaya akuda amalumikizidwa ndi zomangira zamkuwa kapena zagolide, kapena zomangira zolembedwa kuti "Black" kapena "Hot". Imodzi mwa mawaya akudawa imabweretsa waya wotentha kapena "wokhala" mu bokosi lamagetsi ndikulumikizana ndi imodzi mwa materminals "hot" kapena "zakuda". Waya wachiwiri wakuda amalumikizana ndi chotengera chachiwiri "chotentha" kapena "chakuda" ndikunyamula waya wotentha kapena wamoyo kupita kuchotengera china kapena kunsi kwa mtsinje.
Kodi Ubwino Wa Daisy-Chaining Ndi Chiyani?
Daisy-chaining ndi njira yabwino yopulumutsira nthawi ndi ndalama pomangirira zotengera zamagetsi. Pamafunika zolumikizira zochepa ndi mawaya kuposa njira ya "parallel" yolumikizira, ndipo ndiyo njira yodziwika bwino yamawaya amagetsi omwe amapezeka m'nyumba.
Kodi Zoyipa za Daisy-Chaining ndi ziti?
Chotsalira chachikulu cha daisy-chaining ndikuti ngati chotengera chimodzi chikalephera kapena kutayika chimodzi mwazolumikizana zake, zotengera zonse kumunsi zimatayanso mphamvu. Kuphatikiza apo, kuyatsa kumbuyo kuyenera kupewedwa chifukwa sikodalirika komanso kotetezeka.
Ma Wiring Electrical Receptacles mu Parallel
Kodi Parallel Wiring ndi chiyani?
Mawaya ofananira ndi njira yolumikizira zotengera zamagetsi kudera limodzi, kotero kuti ngati chotengera chimodzi chikulephera kapena kutaya mphamvu, dera lonselo limakhalabe "limoyo". Izi zimachitika pogwiritsa ntchito ma twist-on connectors ndi mawaya a pigtail kuti alumikizane ndi ma terminals osalowerera ndale komanso otentha ku mawaya otentha komanso osalowerera ndale.
Ma Wiring Connections a Zotengera mu Parallel
Kuti mugwirizane ndi zotengera za waya, muyenera:
- Mawaya atatu pa cholumikizira chilichonse chopindika:
- Waya wakuda kapena "wotentha" wochokera kudera lolowera mubokosi lamagetsi
- Waya wakuda kapena "wotentha" wochoka m'bokosi lamagetsi
- Waya wamfupi wakuda "wotentha" ("pigtail") womwe umalumikiza kuchokera ku cholumikizira chopotoka kupita kumalo olandirira "wotentha" kapena "wakuda"
- Waya woyera kapena "wosalowerera ndale" kuchokera kudera lolowera mu bokosi lamagetsi
- Waya woyera kapena "wosalowerera ndale" kuchoka mu bokosi lamagetsi
- Waya waufupi woyera kapena "wosalowerera ndale" ("pigtail") yomwe imalumikizana kuchokera pa cholumikizira chopindika kupita kumalo osalowerera ndale
- Mawaya anayi a mkuwa opanda kanthu oyala pansi:
- Pansi pa
- Kutuluka
- Pansi mpaka potengera
- Gwirani ku bokosi lamagetsi lachitsulo (ngati bokosilo ndi lachitsulo osati pulasitiki).
Kusintha Zotengera za Daisy-Chained
Ngati mukusintha chotengera chokhala ndi unyolo wa daisy ndi china chatsopano chomwe chili ndi mawaya ofanana, mufunika zida zapamwambazi. Njirayi imafuna bokosi lalikulu lamagetsi, chifukwa lidzakhala ndi zolumikizira zambiri, zolumikizira, motero zimafunikira malo ochulukirapo.
Ndi Bokosi Lamagetsi Lanji Lalikulu Limene Ndikufunika Kuti Ndipange Nkhumba?
Onani Kukula kwa Bokosi la Magetsi
Mukasintha kuchokera ku makina opangira mawaya kupita ku dera lamagetsi loyendera limodzi muzitsulo zazitsulo, muyenera kuonetsetsa kuti bokosi lamagetsi liri la mainchesi a cubic okwanira kuti mukhale ndi mawaya owonjezera ndi zolumikizira. Nazi zomwe muyenera kudziwa:
- Mufunika mawaya 3 osalowerera ndale, mawaya atatu otentha, ndi mawaya 3 apansi. Mawaya onse apansi amawerengedwa kuti ndi ofanana ndi 4 mwa ma conductor akuluakulu omwe ali m'bokosi.
- Zolumikizira zokhotakhota ndi chotengera magetsi sizimawerengedwa powerengera kukula kwa bokosi lofunikira.
- Pongoganiza kuti dera ndi dera la 15A logwiritsa ntchito # 14 waya, US NEC imafuna mainchesi awiri a cubic pa kondakitala. Izi zikutanthauza kuti bokosilo liyenera kukhala (2cu.in. x 2 conductor) mainchesi 7 kapena kukulirapo.
- Onani MITUNDU YA NEC ndi ELECTRICAL JUNCTION BOX ya kukula koyenera kwa mawaya anu.
Malamulo a Chitetezo ndi Ma Code a Daisy Chaining
OSHA Regulations
- OSHA Standard 29 CFR 1910.303(b)(2) imanena kuti zida zolembedwa kapena zolembedwa ziyenera kukhazikitsidwa ndikugwiritsidwa ntchito molingana ndi malangizo omwe ali pamndandanda kapena zolemba.
- Mtsogoleri wa OSHA, a Richard Fairfax, adanena kuti opanga ndi ma laboratories oyesa odziwika padziko lonse amawona momwe zingwe zamagetsi zimagwiritsidwira ntchito, ndikuti ma RPT omwe ali ndi UL akuyenera kulumikizidwa mwachindunji ndi chotengera chanthambi chokhazikika osati mndandanda wolumikizidwa ndi ma RPT ena kapena olumikizidwa. ku zingwe zowonjezera.
Malamulo a NFPA
- Malinga ndi NFPA 1 Standard 11.1.4, matepi amagetsi osunthika ayenera kukhala amtundu wa polarized kapena okhazikika okhala ndi chitetezo chopitilira muyeso ndipo ayenera kulembedwa.
- Ayenera kulumikizidwa mwachindunji ndi chotengera chokhazikika ndipo zingwe zake zisapitirire kupyola makoma, denga, kapena pansi, pansi pa zitseko kapena zotchingira pansi, kapena kuwononga chilengedwe kapena thupi.
Malamulo a UL
- UL 1363 1.7 imanena kuti ma RPT olumikizidwa ndi chingwe sakufuna kulumikizidwa ndi RPT ina yolumikizidwa ndi chingwe.
- The UL White Book (2015-2016) imati matepi amagetsi osunthika amapangidwa kuti alumikizike mwachindunji ndi chotengera cha nthambi chokhazikitsidwa kosatha osati cholumikizidwa (zomangidwa ndi daisy) ku matepi ena osunthika kapena zingwe zowonjezera.
tiganizira Other
- Office of Compliance yochokera ku Boma la United States yatulutsa chikalata cha “Fast Facts” chotchedwa Power Strips and Dangerous Daisy Chains. Imanena kuti zingwe zamagetsi zambiri kapena zoteteza ma surge zimavomerezedwa kuti zipereke mphamvu kuzinthu zinayi kapena zisanu ndi chimodzi komanso kuti kuchuluka kwa magetsi kumatha kuyambitsa moto kapena kupangitsa kuti wodutsa dera ayende.
- OSHA 29 CFR 1910.304(b)(4) imanena kuti zida zotulutsiramo ziyenera kukhala ndi ma ampere osachepera katundu woti atumizidwe. Kudzaza chingwe chamagetsi sikotetezeka ndipo kungayambitse ngozi yamoto.
Zowopsa Zochulukirachulukira ndi Kugwiritsa Ntchito Molakwika Zingwe Zowonjezera
OSHA Regulations
Ndizosemphana ndi malamulo a OSHA kugwiritsa ntchito zida zilizonse zomwe sizinavomerezedwe ndi labotale yodziwika padziko lonse lapansi. [OSHA 29 CFR 1910.303(a)]
Temporary Wiring
Kumbukirani, zingwe zowonjezera zimangopangidwira mawaya akanthawi. Osagwiritsa ntchito mawaya okhazikika.
Zingwe Zowala
Zingwe zopangira magetsi sizimapangidwira kuti ziphatikize zinthu zingapo, makamaka zamphamvu kwambiri. Izi ndi zomwe muyenera kuchita m'malo mwake:
- Gwiritsani ntchito chingwe cholemera kwambiri
- Lumikizani chinthu chimodzi panthawi
- Onetsetsani kuti chingwe chingathe kunyamula katundu.
Magwero Oyenera Kuganiziridwa Pochita ndi Zingwe Zamagetsi
Mabungwe a Boma
- US Department of Labor OSHA
- Office of Compliance - US Congress
miyezo
- OSHA Standard Interpretation
- NFPA 1 Standard
- UL 1363 muyezo
atsogoleri
- 2015-16 Chidziwitso Chotsogola pa Zida Zamagetsi—Buku la UL White [p569]
Mfundo Zachangu
- Zowona Zachangu - Zovala Zamphamvu ndi Unyolo Wowopsa wa Daisy
- Zowona Zachangu - Zingwe Zowonjezera Zakanthawi ndi Zolumikizira Mphamvu Siziyenera Kugwiritsidwa Ntchito Pama waya Osatha
kusiyana
Daisy Chain Vs Leapfrog
Daisy chain wiring ndi yosavuta komanso yosavuta kugwiritsa ntchito mapanelo a zingwe, makamaka ngati chingwe sichili molunjika. Pamafunika waya wautali wobwerera, womwe ukhoza kukhala woyambitsa vuto la nthaka ngati sunakokedwe bwino. Leapfrogging, kumbali ina, imalumpha gulu lachiwiri lililonse kuti lilumikizane panjira yobwerera. Sichifuna waya wobwerera ndipo imalola kuwonjezera bwino kwa mawaya kumbuyo kwa mapanelo, kuchepetsa kukhudzana ndi nyengo.
FAQ
Ubwino wa daisy chain ndi chiyani?
Ubwino wa daisy chaining ndikuti umalola zida zingapo kuti zilumikizidwe palimodzi motsatizana, kulola kugwiritsa ntchito bwino zinthu.
Kodi daisy chain wiring ikufanana kapena mndandanda?
Daisy chain wiring ndi yofanana.
Kodi mungamangire daisy ndi zingwe zosiyanasiyana?
Ayi, simungathe tcheni cha daisy chokhala ndi zingwe zosiyanasiyana.
Kutsiliza
Pomaliza, unyolo wa daisy ndi njira yopangira ma waya yomwe imagwiritsidwa ntchito muukadaulo wamagetsi ndi zamagetsi. Ndi njira yabwino yolumikizira zida zingapo motsatizana kapena mphete, ndipo zitha kugwiritsidwa ntchito ngati mphamvu, ma analogi, ma data a digito, kapena kuphatikiza kwake. Ngati mukuyang'ana kugwiritsa ntchito tcheni cha daisy mu zipangizo zanu zamagetsi, onetsetsani kuti mukumvetsa zofunikira za dongosololi ndi zigawo zosiyanasiyana zomwe zimapanga. Kuphatikiza apo, onetsetsani kuti mukugwiritsa ntchito zoyezera zolondola ndi ma amplifiers kuti muwonetsetse kuti chizindikirocho sichinasokonezedwe. Ndi chidziwitso choyenera ndi zipangizo, mukhoza kupanga mosavuta daisy unyolo dongosolo kuti ntchito zosowa zanu.
Ndine Joost Nusselder, woyambitsa Neaera komanso wotsatsa malonda, abambo, ndipo ndimakonda kuyesa zida zatsopano ndi gitala pamtima pa zomwe ndimakonda, ndipo pamodzi ndi gulu langa, ndakhala ndikupanga zolemba zakuya zamabulogu kuyambira 2020. kuthandiza owerenga okhulupirika ndi maupangiri ojambulira ndi gitala.
