[Skimmertalk] Red Pitaya Input 2

[Wes Cosand]

On Thu, Oct 19, 2017 at 5:50 PM, Wes Cosand <wes.cosand at gmail.com> wrote:

> The ability to assign Input 1 and Input 2 to different receivers would be
> a significant advantage.  But I have forgotten what little Linux I was
> supposed to have known.
>
> When I try to edit the line
>
> sdr-receiver-hpsdr 1 1 1 1 1 1 &
>
> to read
>
>
> sdr-receiver-hpsdr 1 2 1 1 1 1 &
>
> with the Nano editor I get an error: "Read Only File"
> so I type
>
> cd /opt/redpitaya/www/apps/sdr_receiver_hpsdr

chmod 777 start.sh

and I get the response: changing permission of 'start.sh': Read-only file
system
and if I then type ls -l start.sh
I find the permission remain unchanged.

What stupid error am I making?

Thanks so much for your help
Wes WZ7I