PIC Microcontroller Examples dc motor PIC-based position and speed controllerdc motor power-op-amp speed controllerhexadecimal counter using a 555 timer and data flip-flops for hardware debouncinghexadecimal counter with software debounceLCD display potentiometer input and binary displaypulse-width modulation speed control of a dc motor, adjustable by a numeric keypadmultiple PICs (including one with internal A/D) used to control a robot based on an EMG bio-signalstepper motor PIC-based position and speed controller