Re: [PARPORT] Beginner needs help with EPP...

From: Tim Waugh (
Date: Fri Apr 25 2003 - 08:10:01 EDT

  • Next message: Tim Waugh: "Re: [PARPORT] ioctl(parport, PPCLAIM) hangs?"

    On Mon, Apr 21, 2003 at 02:08:14AM +0200, Sven Heithecker wrote:

    > if(ioctl(fd_par,PPNEGOT,&mode)) error(...)

    I wonder if you really mean that..

    To just go ahead and start transferring data in EPP mode, you wanted
    to use PPSETMODE not PPNEGOT.

    To use IEEE 1284 negotation with the device, to find out if it
    supports EPP mode, and if so tell it to switch to EPP, use PPNEGOT.


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