[ale] Serial capture/analysis tool needed

[J. Reeves Hall]

linuxhat at mailandnews.com wrote:

> On 12 Aug 1999, John Mills wrote:
>
> > H'lo -
> > I have to capture serial exchanges between a PC and a controlled peripheral
> > on a serial RS-232 line. I know of Win** applications to do this, but
> > wondered if anyone had suggestions for a Linux app.
>
> Assuming the PC is initiating the connection, sounds like not an app, but a
> rewrite of the serial device driver...  something vaguely akin to script(1)
> but in kernelspace...

Attempting to figure out the protocol, I suppose? Cool. It shouldn't be too hard
to simply make the kernel log all IO involving the serial port. I'm not familiar
enough with the kernel to do that, but logging is not difficult to accomplish...

-Reeves