Re: [PARPORT] Block transfers?

From: Tim Waugh (
Date: Thu Jan 31 2002 - 13:18:05 EST

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    On Thu, Jan 31, 2002 at 01:04:50PM -0500, Nick Papadonis wrote:

    > Can write() write a 24 bit buffer to the port at once?

    No, it writes the bytes you ask it to using the protocol specified.
    ieee1284_epp_write_addr, for instance, will write in ECP mode.

    See ieee1284_transfer(3) and ieee1284_negotiate(3).

    > I'm essentially trying to write to arbitrary parport pins using the
    > userspace driver.

    ieee1284_data(3) and ieee1284_control(3).


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