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USB-COM adaftan da hannuwanku: makirci. Yadda za a zabi USB-COM adaftan

COM USB adaftan - a na'urar da damar a PC to connect to daban-daban peripherals. Abin baƙin ciki, halin yanzu model na tsarin tubalan ba su wani lokacin da muhimmanci sosai jimloli. Saboda haka, mai amfani ne iyakance a cikin capabilities.

Idan muka yi la'akari da na'urar kamar wani karɓar, shi ba zai iya haɗi zuwa waya. A wannan yanayin, da mai amfani da za su iya taimaka kawai adaftan (adaftan). By irin connector data na'urar daban-daban. Bugu da kari, ya kamata a lura da cewa yin su a gida ne quite idon basira. Na farko, duk da haka, yana da muhimmanci zama saba da su na'urar.

Zane na wani sauki adaftan

Tuki USB-COM adaftan hada da wani mai tashar jiragen ruwa, modulator, watsawa, da kuma wani resistor. A wasu lokuta, da amfilifa za a iya sanya shi a cikin Bugu da kari ga jirgin. A wannan yanayin mafi sau da yawa zaba shi ne wani mai waya model. Resistors amfani a cikin wannan yanayin ne kawai da bude irin. Wajibi ne a kara iyaka mita na na'urar. Saboda haka, alama martani lokaci zai zama a kusa da 20 msec. Daga cikin abubuwan, da na'urar kamata ya yi la'akari da nisa daga cikin watsa. Don ƙara da wannan siga modulators kwararru da yawa bayar da shawarar ne kawai don amfani biyu-hanya.

A misali model na irin

Make a Type A USB-COM adaftan da hannuwansu quite kawai a gida. Chip a cikin wannan harka shi ne bu mai kyau zuwa zaɓi irin PP21. Dattako da tsari a naúrar za kawai taimaka Converter. Ga al'ada aiki da model ma bukatar high quality-modulators. Domin ce kwakwalwan kwamfuta ya zama dole don zaɓar kawai low-mita irin. Duk wannan za sigina mai mayar da martani zaɓi don ci gaba a kusa da 30 ms.

kuma masana bayar da shawarar yin amfani da low-ikon transistors ga mafi halin yanzu watsin. A wannan yanayin, sai suyi iyakance ƙarfin lantarki tsayayya matakin 3B. A general, wadannan adaftan ne manufa domin dukan nau'i na karba. Bugu da kari, sun za a iya haɗa ta rediyo connector irin SR101.

A mini-type model

Da adaftan na'urorin na irin wannan ne iya goyon bayan da yawa Formats. Ba tare da su ba shi yiwuwa a kwanta converters. Bugu da bukatar karba guntu PP22 jerin. All transistors ya kamata a sanya a kan shi uku. A wannan yanayin, biyu daga cikinsu ya kamata a sanya a kusa da watsawa. A modulator a cikin wannan hali yana da muhimmanci a zabi bugun jini irin. talakawan amsa rate sigina ne kimanin 30 ms. Domin barga aiki na gefe na'urar da cewa shi ne isa.

Cable a cikin wannan harka, dole ne a gyarawa da baya daga cikin guntu. Yana da muhimmanci kada a taba modulator a lokacin soldering tsari. Transistors ma ya kamata a kiyaye tsabta. Interfacing haihuwarka bayar da wani cascade riba mita. A kan talakawan, wannan siga ne a kusa da 12 Hz. Wasu masana shawara don amfani amplifiers domin kara halin yanzu madugu. Port ga na'urar da alaka karshe. Driver for USB-COM adaftan da aka zaba daban.

A model irin micro

Make A irin micro USB-COM adaftan da hannuwansu a kan nasu ne wuya. Wannan shi ne sun fi mayar saboda kasancewar wani wadanda ba misali tashar jiragen ruwa. Kayan da aka samar domin shi da tabbatar da m high. Lokacin da wannan siga ne m amsa sigina zai zama 20 ms. Dabam ya kamata kuma kula da search for da Converter.

Don kara da Agogon mita a wani na'urar da dama da suka zaba fasali irin. A wannan yanayin da transistors aka zaba a wani kantin sayar da bude gyara. A kan talakawan da suka gagara irin ƙarfin lantarki a 3A. A madadin, za ka iya duba da hada subtypes. Duk wannan zai kyakkyawan kara da martani gudun da sigina.

Yadda za a yi adafta irin a misali?

Yana da aka gabatar da adaftan na USB kebul-COM na'urorin haši wanda ya rubuta RSR21. A farko wuri a cikin shagon da ka bukatar ka zaɓi wani modulator. A wannan halin da ake ciki, za ka iya zama a kan wani tako analogue. Duk da haka, da bandwidth shi ne fairly low. Har ila yau, a nan gaba za'a iya wasu matsaloli da overlapping contours. Don shirya da gabatar da matsala, za ka iya amfani da vibrational modulators.

su ne a kasuwa ana quite tsada, amma da na'urar gwaji ta nuna cewa suna da kyau. Da farko sun bambanta ta gaban jan lambobi. Saboda haka, a halin yanzu na madugu su girma. Daga cikin abubuwan, guntu irin PP20 yana aiki kyakkyawa da kyau. Port a wannan harka shi ne dole ka shigar da karshe. A daidai wannan lokaci shi ne aka zaba domin ta USB daban.

Adaftan irin B mini

Ne adaftan COM USB amfani RR220 irin guntu. A wannan yanayin, da Converter dole ne a zabi tare da chromatic resistor. Bugu da kari, yana da muhimmanci ne kawai amfani da wani RF modulator. Don kara da sigina martani gudun, kwararru da yawa bayar da shawarar yin amfani da wani bude irin transistors.

Duk da haka, da bandwidth na da na'urar an rage yawa. Saboda haka, shi yana iya zama matsala tare da installing da na'urar direba. An ƙarin USB-COM adaftan da aka saka Triger. A kashi a cikin tsarin ne alhakin interfacing haihuwarka. Wannan tsari faruwa a layin wutar triode. mita karawa da shi qara muhimmanci. Port adaftan da aka zaba ba tare da mai zaɓin.

A micro irin Model

Da adaftan da irin wakilci tara quite sauki. Ya kamata farko a lura da cewa su a yau ne quite rare. Su ne dace da dukkan na'urorin da cewa suna da wani connector irin RSR 23. Transducers an dace ga guntu kawai bugun jini irin. A wannan yanayin, transistors shi ne mafi kyau don amfani da misali. Duk da haka, kwararru da yawa har yanzu ba su son bude-type takwarorinsu.

Siga bandwidth a ba hali zai dogara ne a kan irin amfilifa. Idan ka yi amfani da wani low-mita gyara, da matsaloli a na'urar makawa. Bi da bi, da a tsaye gyare-gyare ƙwarai ƙara halin yanzu siga patency. Cable a cikin wannan yanayin ne soldered ga convection fitarwa kwakwalwan kwamfuta.

Yadda za a zabi wani model a cikin shagon?

Ya kamata a zaba domin high mita na'urorin RSR21 connector irin adaftan. Load a kalla ya kamata a kiyaye a 3 A. The jan conductors da za a dole zamar masa dole ya oxygen-free. A wannan yanayin shi ne zai yiwu a dogara a kan mai kyau tsiri wucewa na'urar. Digital tsaren da adaftan da ake bukata domin tabbatar da "Dolby" da "Gaskiya."

Bi da bi, da video tsarin kamata aiki tare da 720r. Amplifiers a na'urorin yawanci shigar contactless. Duk da haka, akwai mai rahusa analog gyare-gyare a wasu model. A matsanancin harsashi na model ya kamata a yi na PVC. Siga siginar martani gudun ne a kan talakawan kusa da 30 ms. Cost high quality-adaftan ne game 2500 rubles.

Features USB mini 4P

Ya ce adaftan USB-COM (adaftan) daga wasu na'urorin ne halin a cewa da shi ya ƙunshi wani modulator biyu type. A sakamakon haka, da damar da shi kyawawan mai kyau. Audio na'urorin Wannan tsarin shi ne manufa. Kẽta a cikin wannan harka saita tsakanin. Ga alama karfafawa na'urar amfani high mita iko. Siga martani gudun juna alama ne a 25 ms. A talakawan mita nuna alama na'urar dake a kusa da 23 Hz. Don daidaita halin yanzu a cikin adaftan yana da kananan reflector.

Model USB 1394B

Da adaftan da irin wannan suna iya fariya a fairly high gudun siginar responsiveness. A Converter a wannan yanayin, akwai wani low mita. Bi da bi, da modulator an saita zuwa wani cutoff mita na 23 Hz. Duk wannan ya sa shi quite da sauri don daidaita shigar da irin ƙarfin lantarki. Goyan bayan babbar tsaren bayar da shigarwa na na'ura direba. A amfilifa a wannan yanayin, akwai wani bugun jini irin. A nuna, high kayan da aka samar an yi yiwu ta kara tsara siga.

A ko rashin amfani wannan adaftan kamata hada da wani low zoba kewayo. Saboda wadannan rikice-rikice sau da yawa bayyana tare da tsarin lokacin da a haɗa peripherals. Bugu da kari, ya kamata a lura da cewa guntu ne model jerin sa RR19. Saboda wannan tsaka-mita siga ne ba mafi girma daga 30 Hz.

Na'ura USB TDK

Wannan USB-COM adaftan ne mafi kyau dace domin dangane da wani PC karba suka yi shigar da connector irin RSR30. A transducer a cikin wannan harka, high ji na ƙwarai da ake amfani. A wannan yanayin, guntu kafa Meridional. Modulator shiga da shi tare da wani aiki mita na 28 Hz. A high bandwidth na'urar samar da ingantaccen transistors.

Ya kamata kuma a lura da cewa karkacewa daga Converter ne fairly rare. Duk da haka, da rashin amfani wannan adaftan ne har yanzu akwai. Da farko, suna da alaka da kalaman murdiya. A sakamakon haka, na'urar aiki tare zai iya dauke daga mai amfani da lokaci mai yawa.

USB-COM RS232

USB-COM RS232 adaftan da ake amfani da su gama na'urorin haši da irin RSR21. A wannan yanayin, musamman hankali ya kamata a ba high quality-modulators. Lokacin da wannan guntu aka yi amfani da na'ura da irin PP21. Transistors wannan model shigar a analog form. Special bandwidth, ba su sãɓã wa jũna. Duk da haka, mayar da martani gudun siga siginar y aka wakilta adafta a 30 ms. Wannan ya fi mayar samu ta hanyar shigarwa na mai iko watsawa.

Operating mita na tsarin ne iya kula da shi a 23 Hz. Saduwa da mu a cikin wannan yanayin, yi amfani da jan karfe. Dukkan manyan tsare-tsare suna da goyan bayan da tsarin. Driver for USB-COM adaftan ne samuwa daga masana'anta. A matsanancin harsashi da na'urar da aka sanya gaba ɗaya na PVC. Ya kamata kara a lura da cewa iyaka mita siga ne daidai da 30 Hz. A wannan connection, da bandwidth da na'urar ne quite high.

Gyara USB MINI8M

Wannan COM (tashar jiragen ruwa USB) adaftan dace da na'urorin a cikin abin da connector yana RSR26 jerin. A musamman, wadannan model an yadu amfani to connect da mai karɓar zuwa PC. Bugu da ari gyara iya shigar a cikin littafin rubutu. A size shi ne sosai m. Jimloli a kan guntu manufacturer samar da wani coaxial irin. Ƙima, wannan model ba ya bambanta daga wasu na'urorin. Ya kamata kara a lura da cewa aiki mita siga ne a Anyi 21 Hz.

A wannan yanayin, da watsin da resistors ba sosai high. A sakamakon haka, da alama martani gudun kan talakawan ne 20 ms. Nuna alama Model matsakaici mita ne 33 Hz. Modulators wannan adaftan da ake amfani da thermo. Kalaman murdiya a su ne fairly rare. Ya kamata kara a lura da cewa wadannan adaftan sau da yawa sha daga wani dagagge zafin jiki. Su za a iya amfani da a kalla 40 digiri.

Sigogi USB MINI8P

Wannan COM (tashar jiragen ruwa USB) adaftan ne mafi sau da yawa an saita zuwa daban-daban masu karba. aiki mita kudi ne daidai da 25 Hz. Lokacin da wannan alama ne da martani gudun 40 ms. A Converter amfani da a wannan yanayin da manufacturer nehromaticheskogo irin. Bandwidth shi quite rauni. Duk da haka, da kaya da shi zai iya tsayayya game da 3 A. A wannan hanya, kwanciyar hankali da aka tabbatar a wani babban matakin, da kuma transistors a cikin na'urar da wuya ya ƙone. Daga cikin shortcomings kamata a lura da wani kaifi karuwa a Agogon gudu. Wannan ya faru saboda rassinhron modulator.

Na'urorin da connector a kan kula

USB-COM adaftan da aka dauke su quite rare tare da connector a kan kula wa kwanan wata. Kwakwalwan kwamfuta za a iya zaba daban-daban a gare shi. Kamar yadda mai mulkin, low-mita transducers aka saka. Wannan shi ne saboda cewa da alama martani gudun da model ne mai kyau. Modulators for adaftan da irin wannan za su shafi kawai meridional. Duk da wannan take kaiwa zuwa wani karuwa a cikin iyaka mita zuwa 30 Hz. Duk da haka, da zaman lafiyar na na'urar za a iya sarrafawa, idan shigar a kan wani model amfilifa.

Model tare da gina-in gefe na'urar

Da adaftan da gina-in gefe na'urar ne ba yawa a bukatar. Da farko sun cikakken ba su dace ga litattafan rubutunku. Bugu da kari, guntu da kawai PP13 jerin za a iya amfani da su. Duk wannan yana yiwuwa take kaiwa zuwa wani yawan matsaloli. Da farko ya kamata a lura low matsakaici mita saitin na 10 Hz. Wannan shi ne saboda da rashin shigar resistor a kan jirgin.

Har ila yau, da matsaloli a cikin wadannan model sau da yawa bayyana saboda kaifi digo a cikin irin ƙarfin lantarki. Wannan na faruwa a lokacin da kaya a kan Converter ya wuce 3 A. Duk da haka, duk da duk na sama disadvantages, tare da gina-in adaftan ne har yanzu a gefe na'urar amfani lõkacin da ta je game da kayan aiki an haɗa zuwa fitarwa na RSR24.

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