i'm searching a C program to load on pic controller to have a stepper motor control for 4 axes with encoder, with automatic correction of error postion for stepper motor. Input signal are step and direction by my laptop, with parallel port. regards, lodovico urbano urbanol@tiscali.it -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist