DOCS: Misc Documents

             8255 - 8255 digital I/O (DI09, etc)
          centent - centent driver wiring
         ciodio24 - CIO-DIO24 bit 8255 based PC I/O card
        connector - misc connector wiring
             ease - Ease generator
            error - a description of OPCS error/warning messages
             home - motor homing standalone program
            kuper - kuper card documentation
             math - math operations in opcs
             opcs - optical printer control system
         opcsdefs - OPCS definition file format description
         opcsetup - opcs setup notes
         opcshard - notes on rigging the OPCS hardware
         parallel - parallel port pinout
         quickref - OPCS quick reference
           rtmc48 - RTMC48 notes
           serial - serial port pinout
           slosyn - slosyn motor wiring notes
           syntax - general syntax of opcs commands
         versions - OPCS version info
           wiring - all the wiring documentation in one document