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