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stepper motor controls using 8085

Abstract: 8085 stepper motor controls ic CD4040 pin configuration diagram stepper motor interfacing with 8085 with circuit em 234 stepper PPI 8255 interface with 8085 electrical schematic diagram WELDER pin diagram details of cd4040 em 235 stepper dual stepper motor controls using 8085 application
Text: 1 INTRODUCTION TO THE CY525 1 HISTORY OF STEPPER CONTROL Boxes to B oards to Chips The first stepper m otor c o n t r o l l e r s c o n s i s t e d of bulky boxes contr o l l e d by s w i t c h e s and buttons. Step rates were set in hardware, as w e r e t h e a c c e l e r a t i o n a n d d e c e l e r a t i o n