Markus Kolb wrote:
>
> Hello,
>
> I use a simple BayCom (PC-Com) Modem 1200bps.
> In MS-DOS with FlexNet and a txdelay of 300 ms there is no problem in
> receiving and sending.
> Since a few days I try to get my Linux PC (80386 40MHz 6 MB RAM) ready
Ugh. I don't have such a machine available since quite some time 8-)
Chances are that another driver produces interrupt latencies that
are too long for the baycom ser12 driver (which is definitely very picky
about
this, this is a design issue of the modem)
NB: 2.2 has 2 baycom ser12 drivers which employ different
receiving methods.
> After sending SABM packet and receiving UA nothing more happens as
> sending PP0- and receiving PP0+.
Yeah, short frames have a higher probability of getting through.
Tom
