
5ll vyavasaayikam 2

5-nte vyaavasaayika 2. (5-nte staanderd 2 ennum ariyappedunnu) oru variable neelam, vyathiriktham, rund veethiyulla chihnamaanu. 5ll 2 ennathu anchil rund kodukalude upavibhagamaanu.
5-ll industrial 2 aadya 1 dii barcodeukalil onnaanu, koodaathe akkangal (0-9) maathram encode cheyyaan kazhiyum. 1971ll aidantikkan corpaanu ithu kandupidichathu. koodaathe computer identics corp. eee samayat, kuranja encoding saandrathayum niyantritha aksharasamuchayavum kaaranam ithinu charitraparamaaya moolyam maathrameyulloo. munbu ithu cardboard printing, foto developing envalappukal, warehouse sorting sisttangal, physical distribution maanejment ennivaykkaayi upayogichirunnu.
5 ll 2-nuu encoding saandrata kuravaanu, kaaranam oru vivarangal black baarukalil maathram encode cheyyaan kazhiyum, koodaathe vaitt speysukal avaganikkappedunnu. 5 barcodil 2ll oru oopshanal check akkam ulppettekkaam. barcode vaayanakkaaril bhooribhaagavum eee chinnathe pinthunaykkunnu.
encoding.
5ll 2nuu 0 muthal 9 vareyulla akkangal encode cheyyaan kazhiyum. akkam 5 karutha baarukalil encode cheyyaan kazhiyum, velutha edangal avaganikkappedunnu. eathoru karutha baarinum rund veethikal undaakaam veethiyullatho idungiyatho. eathoru velutha sthalathinum idungiya karutha baaril koodaattha eathu veethiyum undakam.
5 staartt/stopp paattenukalil 2 umm industrial paattenukalum dattaa paattenukalum vaitt space kondu vibhajikkappettirikkunnu. 5-ll industrial 2-ll barcodinte avasaanathil cherkkunna oopshanal cheksam caractor ulppedaam. 
5 savisheshathakalil 2 vyavasaayikam
poojyamallaathe encoding schemile naalu baarukalkk chinnatthinte moolyam encode cheiyunna swantham bhaaramund. koodaathe, orotta pishak ozhivakkaan avasaanathe black baar paarity bittayi upayogikkunnu. chinnathil anchu baarukal adangiyirikkunnu rund veethiyulla baarukalum moonnu idungiya baarukalum. chinnatthinte moolyam aadyathe naalu baarukalude poojyamallaatha bhaarangalude aakethukayaan.
udaaharanathinu, akkam 3 encode cheythathayi namukk kaanaan kazhiyum. bharangal 1,2 poojyamalla, paarity bittukal 0 ennaal bittukalude ennam 2 ll vibhajikkaavunnathaan. falam 1 * 1 + 1 * 2 + 0 * 4 + 0 * 7 = 3.
akkam 4-nte kaaryatthilum ithu samaanamaan bharam 4 poojyamalla, paarity bitt 1 aanu, athaayath bittukalude ennam 2.0 * 1 + 0 * 2 + 1 * 4 + 0 * 7 = 4-ll vibhajikkanaavilla.
enn-idungiya karutha baar.
<bii. aarr> dablyu-wide black baar.
<baarukalkkidayilulla velutha idam, mikka kesukalilum idungiya karutha baarinte athe valippamayirikkanam.
barcodine inipparayunna bhauthika gadanayunda
<bii. aarr> 1. staartt pratheekangal
<bii. aarr> 2. variable dairkhya akkangal, shariyaayi encode cheythava
<bii. aarr> 3. aksharam nirthuka
cheksam.
5-ll 2-ll oru oopshanal check akkam ulppettekkaam, athu mattu yuu. pii. sii checksum aayi kanakkakkunnu. ithu specificationte bhaagamaayi aavasyamilla, pakshe chinnatthinte krithyatha mechappeduthunnathinaayi codil avasana akkamaayi check digit cherkkunnu.
<bii. aarr> formula _ 1
aadyathe 6 akkangalk udaaharanam 123456:
<bii. aarr> 10-((3 * 1 + 2 + 3 * 3 + 4 + 3 * 5 + 6) mooad 10) = 1. check akkam 1 aanu.
<bii. aarr> falam 1234561 barcode
aii. eiii. tii. eiii 5ll 2.
5-ll 2 (5-ll 2 enna computer identics ennum ariyappedunnu, 5-ll 2 enna airline ennum ariyappedunnu) oru variable dairkhyavum vyathirikthavum rund veethiyumulla chihnamaanu, ithu staartt/stopp chinnangal ozhikeyulla 5-ll 2 enna industrial chinnavumaayi poornnamaayum saamyamullathaan. eee reethiyil ithinu 5 chinnangalil 2-nte vyaavasaayika gunangalum prashnangalum undu.
enn-idungiya karutha baar.
<bii. aarr> dablyu-wide black baar.
<baarukalkkidayilulla velutha idam, mikka kesukalilum idungiya karutha baarinte athe valippamayirikkanam.
1974ll computer identics korppareshanaanu 5ll 2 aii. eiii. tii. eiii kandupidichathu. anthaaraashtra vyomagathaagatha association (iata) eyar cargo kaikaaryam cheiyunnathinaayi barcode upayogichirunnu.
anthaaraashtra vyomagathaagatha association upayogikkunna 5 pathippil 2-aamm pathippil 17 akka dairkhyavum 16 moolyavathaaya paakkej identification akkavum 17-aamm check akkavum nischayichirunnu. chila vaayanakkar ippozhum eee chinnathe pinthunaykkunnu.