Use a :
Open ISIS (schematic capture). Click on (P button). In the Keywords box, type A4988 . If the library is installed correctly, the A4988 component will appear with a proper footprint and pin labels (STEP, DIR, MS1, MS2, MS3, VDD, VBB, 1A, 1B, 2A, 2B, etc.). a4988 proteus library
: Configure the step resolution (Full, Half, 1/4, 1/8, or 1/16 step). Use a : Open ISIS (schematic capture)