Mara doka modem na USB: dubawa description, aiki wayoyi

Masana'antun na tauraron dan adam masu karba daga lokaci zuwa lokaci saki updates zuwa software na kayan aiki, gyara kwari a shi, kazalika da inganta yi ko kara da cewa wasu sabon fasali.

Hažaka da firmware, dole ne ka farko sauke shi zuwa your PC, sa'an nan kuma ka haɗa da mai karɓar zuwa PC kuma zata sake farawa da shirin. Domin kwamfuta da aka haɗa a karɓar daga siginar tauraron ɗan adam amfani da wani null modem na USB. Idan ba ka da irin wannan dubawa, shi za a iya saya a mafi kwamfuta Stores, ko da yake ba ko da yaushe, wadannan kayayyakin a can. A cikin wani hali, kana da wani zabi: ka nemi wani turnkey bayani ko yin wani null-modem na USB da kanka. A karshen wani zaɓi ne da yawa mai rahusa.

Yadda za a yi null-modem RS-232 na USB?

Domin ta samar, muna bukatar da hudu-core na USB (tsawon ƙaddara da mai amfani) da kuma biyu RS-232 connector irin ( "uwar"). Wadannan haši za a iya samu a wani rediyo, su ne Popular, kamar yadda suke yanzu a kusan kowane sirri kwamfuta matsayin COM tashar jiragen ruwa. Cable iya zama a matsayin Twisted biyu. Domin wannan juya tare kowane daga cikin tsakiya da kuma samun hudu conductors. Next, kana bukatar ka rike connector pinout. Wajibi ne su hana mai haɗari kewaye, kamar yadda zai kai ga gazawar da kayan aiki. Irin wannan null modem na USB Yana zai yi aiki stably da waya tsawon na 50 mita.

Yabo don soldering

Wannan wa'azi da shi ba m, amma shi ake gwada a yi:

1. Kada fayil tafi wadanda karin fil a kan haɗawar.

2. A fili connector housings bukatar for danniya ya ɗauke, t. K. Game da na'urar jiki. In ba haka ba akwai hadarin ya ƙone da COM dubawa a kan kwamfuta, ko mai karɓar. Wannan fili ba lallai ba ne idan dukan kayan aiki da aka grounded.

3. fi dacewa amfani da kare USB, saboda yana aiki mafi alhẽri.

4. A duk tuners tauraron dan adam alama ne kawai uku lambobi.

5. A cikin wasu karba ba MAH232 kwakwalwan kwamfuta (dauka cewa za a located a waje adaftan). A irin wannan na'urorin a kan COM tashar jiragen ruwa da mai karɓar ta hudu jimloli suna da hannu, duk da haka, fitarwa na adaftan - guda uku fil. Saboda haka, kafin ka haɗa wani null modem na USB, kana bukatar ka yi nazarin a daki-daki, ga takardun for your na'urar iya farko bukatar hašawa da adaftan.

6. A wasu tuners dari 2 da kuma 3 a connector canza. A wannan yanayin, za ka bukatar wani mike ta hanyar USB, ba wani crossover. Domin sanin abin da irin connector yana tsaye a kan karɓar, ya kamata ka bincika ta takardun.

7. The stranded na USB shawarar don amfani, tun da shi ne ya fi resistant zuwa inji danniya. Soldered lambobi ne mafi alhẽri cika da silicone domin kauce wa short-kewaye.

Wayoyi RS232 null-modem na USB

A COM dubawa dole solder duk uku da lambobi da kuma connector gidaje. A irin wannan na USB wajibi ne a yi amfani da 2, 3 da kuma 5 lambobi. A cikin embodiment, da kai tsaye null modem na USB data sadarwa soldered a cikin wannan hanya biyu haši da crosswise 2 da 3 suna interchanged.