polargraph_arduino/libraries/AccelStepper/examples/ProportionalControl/ProportionalControl.pde

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2019-08-31 22:31:33 +02:00
// ProportionalControl.pde
// -*- mode: C++ -*-
//
// Make a single stepper follow the analog value read from a pot or whatever
// The stepper will move at a constant speed to each newly set posiiton,
// depending on the value of the pot.
//
// Copyright (C) 2012 Mike McCauley
// $Id: ProportionalControl.pde,v 1.1 2011/01/05 01:51:01 mikem Exp mikem $
#include <AccelStepper.h>
// Define a stepper and the pins it will use
AccelStepper stepper; // Defaults to AccelStepper::FULL4WIRE (4 pins) on 2, 3, 4, 5
// This defines the analog input pin for reading the control voltage
// Tested with a 10k linear pot between 5v and GND
#define ANALOG_IN A0
void setup()
{
stepper.setMaxSpeed(1000);
}
void loop()
{
// Read new position
int analog_in = analogRead(ANALOG_IN);
stepper.moveTo(analog_in);
stepper.setSpeed(100);
stepper.runSpeedToPosition();
}