[comp.os.cpm] Technical Design Labs VDB?

w_smith@wookie.DEC.COM (Willie Smith, LTN Components Eng.) (07/27/87)

I just bought a Technical Design Labs Video Display Board at a
hamfest, but it came without documentation.  Does anyone know what
the various switches and jumpers do, how it is mapped (I/O or memory)
and what the software algorythm is to talk to it?  Many thanks in
advance!
 
Willie Smith
w_smith@wookie.dec.com
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