[mythtv-users] Serial port PCI card and problem controlling external DirecTV box

Allan Wilson allanwilson at gmail.com
Fri Feb 24 21:06:26 UTC 2006


Can you tell me what the ouput of the lspci -v command is for that serial
card. By the way I just purchased a parrallel card from the same company and
it works great so I'm sure this is just a setup issue.

Allan

On 2/24/06, Steve Dorsey <info at dorseygraphics.com> wrote:
>
>
> On Feb 24, 2006, at 9:04 AM, Allan Wilson wrote:
>
> You will probably have to set it manually with the setserial command to
> get it to work. I have an old RH system and to get addon serial cards to
> work I run
>
> lspci -v
>
> to find the card and get it I/O addresses. Then write those I/O addresses
> down and then run
>
> setserial /dev/ttyS? port 0x????
>
> where the first question mark is the serial port you want to assign to it
> and the next four is one of the I/O addresses you found. Then run
>
> setserial /dev/ttyS? -v autoconfig
>
> to see if it is the I/O address. You know when you have the right one
> because the uart will be 16650. It is usually the first I/O address. If the
> uart doesn't look right or says unknown then try the first setserial with
> another port until you get it right. When you find the right one set the irq
> with
>
> setserial /dev/ttyS? irq ?
>
> and then check your /proc/tty/driver/serial file to see if it looks
> correct. Once you have done all this you have to make sure that your card is
> initialized again on bootup. Different distros do this in different ways.
> Anyhow hope this helps and if you still have problems tell us your distro so
> I can be more specific.
>
>
> I'm running KnoppMyth on Debian - kernel 2.6.13.2-chw-3
>
> --------------------S
>
>
>
>
>
>
>
> Allan
>
> On 2/24/06, Nick <knowledgejunkie at gmail.com> wrote:
> >
> > On 24/02/06, Steve Dorsey <info at dorseygraphics.com> wrote:
> > > Hello
> > >
> > >    I have one on-board serial port on my motherboard. I use it to
> > > control my DirecTV DRD435RH Satellite receiver. It works great.
> > >
> > >    I bought a second identical receiver, and it also works great, but
> > > I had no second serial port, so I bought a PCI card that had one port
> > > on it. I dropped it in the PC, and it does not work.
> > >
> > >    It is a SYBA IOC-2000 DB9 Serial card with Netmos 9820 Chipset.
> > >
> > >    Can anyone help me get this working? I'm not sure even where to
> > > start.
> >
> > Does the card get detected by the BIOS/kernel, and does it appear in
> > lspci?
> >
> > Are there jumpers on the card to control the serial port config? Does
> > it work if you disable the onboard serial port? (could be conflicting)
> >
> > Nick
> > _______________________________________________
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> >
>
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