IEEE-488 on the PDP-11

[Aaron Jackson]

> In my pile of DEC computer stuff I have a DEC qbus IBV11 IEEE-488
> controller board (M7954) with cable (BN11-A) that connects to the GPIB bus.
>
> It would be interesting to try this out, but I don't have the DEC
> 'Instrument Bus Subroutines' that work under RT-11. Does anyone have
> this package? Or know where it can be found?
>
> Doug

I recently wrote a driver for the IBV11 card under 2.11BSD. I have it
talking to my scope and logic analyser without issue.

https://github.com/AaronJackson/2.11BSD/pull/1/files

Not the cleanest code but my first try at writing a driver :-)

Cheers,
Aaron