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cannot open parallel port in linux

 
Yahya Mufti
Greenhorn
Posts: 8
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hi all, i am trying to read and write data to /from the parallel port , i am running j9 vm on linux.under /dev there are lp0..lp3 parport0..parport3, and port devices , i dont know which one to use , i have tried all , they all return with an ioexception saying "cannot find the file" except for port device which does not generate any error but it does not return what i have written on it ,
any help would be much appreciated.
i am using fileoutputstream and printwriter calsses .
thanks
yahya
 
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