Viking SCSI controller RS232 adapter

Chris Zach cz at
Tue Jun 28 12:23:39 CDT 2022

Hm, is it just a 5 to 12 volt adapter? You can do that with a max232 
chip or just buy one.

On 6/28/2022 12:58 PM, Douglas Taylor via cctalk wrote:
> I have a couple of these boards but have never got into the on-board 
> monitor which requires an adapter board that allows a terminal to talk 
> to the controller board and do various things.
> Looking at the manual on bitsavers there is almost enough info to 
> construct my own adapter board.  Has anyone ever built there own adapter 
> to the controller?
> Doug

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