On Mon, 16 Apr 2018 21:14:42 +0100
Gareth's Downstairs Computer
 wrote:

> On 16/04/2018 20:38, Jan Panteltje wrote:
> > On a sunny day (Mon, 16 Apr 2018 19:40:17 +0100) it happened Gareth's
> > Downstairs Computer
> >    wrote in
> > :
> >
> >> I wonder if anyone has implemented a blinkenlights
> >> interface for the RPi, so that one is not reliant on the
> >> complexity and reliability of VDU monitors, mice and
> >> keyboards?
> >
> > What do you nean by 'blinkenlights'?
> > You can hang anything you like on GPIO (with proper hardware driver).
> >
>
> Was brought up on PDP11 and PDP8 and miss the ability, on the few
> occasions when necessary, to drill right down to the machine
> itself.

 A traditional set of blinkenlights is impossible, the bus lines
aren't exposed where you could attach lights (and they switch a bit too
fast).

> Blinkenlights  is a (fairly standard in alt.folklore.computers)
> reference to a front panel with binary lamps and switches.
>
> What I anticipate is using one Pi to drive the JTAG on another.

 That should be possible.

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