
digital karant lupe interface

seeriyal aashayavinimayangalkkayi, signalinginaayi voltejinu pakaram karant upayogikkunna oru ashayavinimaya interface aanu karant lupe. nilavile looppukal mithamaaya deerghadoora (pathinaayirakkanakkin kilometer) doorangalil upayogikkaan kazhiyum, koodaathe optikkalaayi otappetta linkukalumaayi interface cheyyaan kazhiyum.
atharam samvidaanangal vaividyamaarnnathaanu, ennaal 20 ema nilavile nilavaaratthe adisthaanamaakkiyulla onnu teletype model 33 upayogichirunnu, ithu computer terminalukalaayi upayogichirunna miinii computerukalilum aadyakaala micro computerukalilum prathyekichum saadhaaranamaayirunnu. thalphalamaayi, mikka computer terminalukalum 1980kalil eee maanadandatthe pinthunachu.
charithram.
rs-232 staanderdinu valare munbuthanne, teleprintherukalkkaayi seeriyal roopathil digital daatta ayaykkaan nilavile looppukal upayogichirunnu. lalithamaaya oru networking samvidaanam anuvadikkunna orotta sarcutil randil kooduthal teleprintherukal bandhippikkaan kazhiyum. pazhaya teleprintherukal 60 ema karant lupe upayogichirunnu. teletype model 33 polulla pilkkala yanthrangal 20 ema nilavile nilavaaratthil pravartthikkukayum mikka aadyakaala miinii computerukalilum 20 ema karant lupe interface avatharippikkukayum cheythu, rs-232 portt saadhaaranayaayi kooduthal chelaveria oopshanaayi labhyamaan. yadhaartha ibm pisi seeriyal portt cardle 20 ema karant lupinulla vyavasthakalundaayirunnu.
signalling kanvenshanukal.
oru digital karant lupe uyarnna (space allengil break) karantinte abhavavum thaazhnna (maarkk) looppil karantinte saannidhyavum upayogikkunnu. saadhaarana saahacharyangalil ellaayppozhum vaidyuthadhaara ozhukunnundennu urappaakkunnathinaan ithu cheiyunnathu, oru line murichukalanjaal ozhukk anischithamaayi nirtthunnu, teleprinterinte kanatha shabdam samanvayippikkaathathil udan thanne evantinte alaram uyarthunnu, nishkriyaavastha vaidyuthadhaara ozhukaathirunnaal saadhyamaakumaayirunnilla.
vaidyutha savisheshathakal.
oru karant looppinte paramavadhi prathirodham labhyamaya volteju kondu parimithappedutthiyirikku. karant lupe interfaceukal saadhaaranayaayi oru rs-232 interfacil kaanunnathinekkaal valare uyarnna voltageukal upayogikkunnu, koodaathe eathenkilum tharatthilulla level traanslettar surcuted illaathe volteju-type inputtukalumaayi parasparam bandhippikkaan kazhiyilla.
rund upakaranangal thammilulla poornna-duplexes aashayavinimayathinayi rund jody vayarukal upayogikkum. karant lupe interfaseukalkku pothuvaaya manadandangalonnumilla, athinaal samayam, connectorukal, vayar kalar kodukal thudangiya vishadaamshangalellaam aaplikkeshan nirddishtamaanu.