Re: [PARPORT] ECP mode

From: Tim Waugh (
Date: Mon Oct 01 2001 - 08:25:08 EDT

  • Next message: shun: "Re: [PARPORT] ECP mode"

    On Mon, Oct 01, 2001 at 09:21:41PM +0900, shun wrote:

    > Can I use this on a user space ?


    > And one more,
    > When I change the transmission direction of data from transmission to
    > reception in ECP mode,
    > should I call something?
    > I cannot use ioctl (fd, PPSETPHASE, &phase) on user space.
    > It is simply ,
    > write();
    > after that immediately,
    > read();
    > Is it good?

    There's currently no easy way to do it; you have to twiddle the
    control lines by hand.

    When libieee1284 is a little further along the road it will make
    things like this a lot easier.


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