INFORMATION    WINDOW
     Controller Schematic
    D.C motor
 tacho
 H-Bridge
    Power
  Amplifier
       L.M.S
      Software
      Module 3
COMPUTER
DAC output
 +/- 10 volts
Module 2
 D.C. Motor/Tacho
  & Amplifier
   Summing
        Amp
Encoder input
    24 bit
   counters
  
              L.M.S
     Interface  board

      Interrupt generator
    & Watchdog timer