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Palm računala
19.11.2000.
    « Prev  : Stranica 1 od 7 :  Next »      By ::  Ozren Žagmešter 
- Uvod -

Ovaj članak zamišljen je kao uvod u svijet PDA (Personal Digital Assistent) računala te upoznavanje s jednim od tipičnih predstavnika - Palmom IIIx. Nadamo se da ćemo približiti PDA-ove onima koji žele nešto naučiti o njima te onima koji razmišljaju o kupovini ovakvog računala.

Mala džepna računala nisu ništa novo. Sve je počelo s organizerima manjih dimenzija prije desetak godina. No, ta računala mučio je sljedeći problem: manja dimenzija računala traži manju dimenziju tipkovnice. Svima je jasno da premala tipkovnica koči brzinu i količinu pisanja jednog korisnika. Nakon toga krenulo se s idejom olovaka i senzitivnih ekrana po kojima se piše. Taj pristup je skoro pa bio ispravan. Jedini problem (ali zato veliki problem) bio je taj što je korisnik morao učiti računalo da raspoznaje njegov rukopis. Programska podrška za tako nešto je bila loša, a procesorska snaga samog PDA-a premala. Nakon nekog vremena netko se pametan sjetio da bi bilo bolje razviti neki jednostavan sistem pisanja koji bi bio jednak za sve korisnike i koji ne bi zahtijevao posebno učenje računala.

Palm IIIx

3Com je uvidio potencijal tog pristupa i prije par godine počela je revolucija na tržištu PDA-ova s pojavom 3Com Palm Professionala. Kod prvobitnog Palma te svih kasnijih modela unos teksta vrši se olovkom (tzv. Stylus) i upotrebom Graffiti abecede. Graffiti abeceda se izuzetno brzo uči (osnovna slova za dan-dva, a posebni znakovi ovisno o frekventnosti upotrebe) i stvarno nije nešto čega bi se korisnik trebao bojati. Ne govorimo ovo bezveze - često smo se susreli sa stavom "Ma zgodan je taj Palm, ali ja nikad neću naučiti pisati po njemu." Ništa ne može biti dalje od istine. Pisati po Palmu može naučiti ama baš svatko.

Primjer pisanja na Palmu (točka označava početnu poziciju)

Palm računala vrlo brzo su postala popularna, pogotovo u SAD, te je 3Com izdvojio dio koji se bavio PDA-ovima i osnovao posebnu tvrtku - Palm, Inc. Osim lakoće korištenja, ono što je lansiralo Palm jest i široka baza dostupnog softvera te mogućnost sinhronizacije podataka sa stolnim računalom. No, o tome nešto kasnije.

U ovom članku naša PalmOS platforma bit će Palm IIIx. Palm IIIx nije jedan od najnovijih modela, no nudi sve bitno i dobar je "materijal" za predstavljane onima koji nisu imali puno kontakata s PDA računalima.



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