Anyone have docs/jumper settings for Tecmar "PC 500K/1MEG FLOPPY CONTROLLER" ISA card ?

Chuck Guzis cclist at
Sat Nov 9 13:07:09 CST 2019

On 11/7/19 4:04 PM, rescue via cctalk wrote:
> I have one of these, it has 2 jumper blocks, JPR2 (4 3 pin jumper
> 'settings'... looks to probably latch each of the 4 high or low) and
> JPR3 (12 on/off jumper positions).
> It also has a JPR1 which would be a 3 pin header and it is strapped by

Given the age of this thing (ca 1983), it's doubtful that it uses the
same register mapping that the PC AT uses.

A photo might help to pin things down further.


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