Hi friends...i made bipolar stepper motor controller board as circuit as mr:TOM MC WIRE.. Here is some picture..I replace 4 bulb with 12E 10W RESISTOR..
Step 3: software
Run controll board using kcam (trial) from kellyware.com its free and user friendly ,set table setup and port setup ,In port setup remember PIN No14 is inverted. 25pin D sub parallelport cable connect to computer only 9 pins are used in this circuit 2,3,4,5,6,7,8,9,14 . X Axis(STEP pin No2, DIR pin No.3, ENABLE pinNo.4) Y Axis step5 dir 6 en 7, Z Axis step 8 dir 9 en 14