tech-kern archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

Re: status of ppbus(4) and ppi(4)

To: Hans Rosenfeld <rosenfeld%grumpf.hope-2000.org@localhost>
Subject: Re: status of ppbus(4) and ppi(4)
From: Michai Ramakers <m.ramakers%gmail.com@localhost>
Date: Thu, 2 Dec 2010 18:33:27 +0100

Hi,

> We have gpio(4) attaching at ppbus(4), which will give you control of
> the parallel port pins. IIRC the gpio(4) interface is a bit clumsy,
> requiring a syscall for each pin you access, but it was good enough to
> drive a PIC programmer.

that looks useful, thank you.

Michai

References:
- status of ppbus(4) and ppi(4)
  - From: Michai Ramakers
- Re: status of ppbus(4) and ppi(4)
  - From: Hans Rosenfeld

Prev by Date: Re: status of ppbus(4) and ppi(4)
Next by Date: Support for Nuvoton W83667HG-B Super I/O chip driver
Previous by Thread: Re: status of ppbus(4) and ppi(4)
Next by Thread: Support for Nuvoton W83667HG-B Super I/O chip driver
Indexes:

Home | Main Index | Thread Index | Old Index