[Discuss] Parallel ports

[Hans Oeste]

Actually the program doesn't want the port in bidirectional mode.  I
specifically asked the author about that.
 
Good thought though...
 
Hans
 
-------Original Message-------
 
From: pw
Date: 09/27/06 18:45:39
To: discuss at vlug.org
Subject: Re: [Discuss] Parallel ports
 
Hans Oeste wrote:
> I've built a parrallel port programmer for a small eeprom type chip.
> Unfortunately the machine I'm trying to run the software on, which is
Linux
> software, seems to have a bum parallel port.  One of the signal lines
> appears to be dead.
>
> So I've tried to run the software on several laptops;  an IBM T42 and a
> Compaq EVO N610.  .dmesg states that a parrallel port exists, but under
/dev
> there is no lp0 generated by udev.  I have also gone out and bought a PCI
> card with a parallel port on it to have the same thing happen.  No
/dev/lp0.
> Unfortunately the software, written in 2004 has hardcoded port address
> assignments, although those are easy to change, at first glance and then a
> recompile to sort that part out.  It also appears to require access to lp0
> or the programmer software dies very indignantly.
>
> Has anyone any suggestions to do with generating a /dev/lp0?
>
> Hans-Peter Oeste
> VE7OES
>
 
Your parallel port may need to be set as bidirectional in your bios.
 
Peter
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