one other note, in the setserial nomencalture; instead of "setserial
/dev/tty1[etc] or what evwer serial port you are selecting, try "/dev/modem"
On Mon, 11 Sep 2000, you wrote:
> ----- Original Message -----
> From: "John" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Monday, September 11, 2000 10:59 AM
> Subject: Re: [newbie] I can't detect my modem
>
>
> > Charles,
> >
> > I followed your instructions for configuring my port. Unfortunately with
> > no success. Found my device just fine using cat tool.
> > It is indeed a Communication controller. :) It is set to IRQ 9. I
> > entered the setserial commands you gave me and after doing so and did a
> > modem query. Now I get "No response from modem" vice "Modem is Busy"
> reply.
> > So I did some experimenting with the setserial handles. I entered them
> each
> > one at time, skipped different ones, just about every combo
> > possible(restarting between different patterns). What is happening is I
> > continue to get the busy reply unless I either (1) include skip_test with
> > the autoconfig handle -or- (2) run the autoconfig without the skip_test
> > (still busy) and then do the setserial uart 16550A. Then i get the no
> > response. It seems to me I have isolated the problem to the uart. I can
> do
> > all the other commands and still get the busy reply, but once I use
> > skip_test or set the uart I get no response. I also tried every different
> > uart setting it would allow me to. No help. I tried the process on ttyS1
> as
> > well with same results. What exactly is the uart anyway? I also did less
> > /proc/interrrupts to look at my IRQs and it wasn't listed (9 that is).
> > Where do I go from here?
> >
> > /proc/pci info
> >
> > BUS 0, device 4, function 0:
> > Communication controller: Lucent (ex-At&t) Microelectronics L56xMF(rev. 1)
> > Medium devsel. Fast back-to-back capable. IRQ 9.
> > Master capable. No bursts. Max Gnt=252. Max Lat=14
> >
> > Also, I am running dual boot (grub) WIN98/Mandrake7.1 Athlon600
> >
> > Help! )
>
>
>
> " The Universal Asynchronous Receiver-Transmitter (UART) is a component of
> your computer containing the circuits required for asynchronous serial
> communication. It lets computers communicate over a simple wire connection.
> The UART is the most common type of circuit used in personal computer
> communications.
>
> Three types of UARTs - 8250, 16450 and 16550AF - contain a variety of
> features and operate at different speeds. The 8250 can operate at a maximum
> speed of 9600 baud. The 16450 can operate at a maximum speed of 19.2k baud.
> The 16550AF can operate at a maximum speed of 115.2k. Obviously, the other
> components of the computer and communications configuration will also affect
> these speeds.
>
> Sensormatic recommends using the 16550AF UART, which uses a technique called
> "First In First Out" (FIFO). An on-board, 16-byte buffer allows the 16550AF
> to keep communicating even when a multitasking computer turns its attention
> to other programs. This feature enhances throughput.
>
> Note: Your software must enable the in-chip buffer on the 16550AF.
> Otherwise, the 16550AF will function exactly as a 16450."
>
>
> Is your BIOS set to Non PnP OS?
> Is Serial Port2 enabled or disabled in your BIOS?
> Do you have any other serial devices other than a mouse?( Even ps2 mice
> occupy Serial Port1)
> When you issued the setserial commands did you use the correct I/O.( It
> should be the first listed and the same as is used in Windows.)
> What brand and model modem do you have and is it PCI or ISA?
>
> We have now entered the trial and error mode of config. I will give you what
> help and imput that I can but I can not promise that I can help you solve
> your problem.
>
> Charles
