diff --git a/libraries/Stepper/examples/stepper_oneRevolution/stepper_oneRevolution.pde b/libraries/Stepper/examples/stepper_oneRevolution/stepper_oneRevolution.pde new file mode 100644 index 000000000..2dbb57d7a --- /dev/null +++ b/libraries/Stepper/examples/stepper_oneRevolution/stepper_oneRevolution.pde @@ -0,0 +1,44 @@ + +/* + Stepper Motor Control - one revolution + + This program drives a unipolar or bipolar stepper motor. + The motor is attached to digital pins 8 - 11 of the Arduino. + + The motor should revolve one revolution in one direction, then + one revolution in the other direction. + + + Created 11 Mar. 2007 + Modified 30 Nov. 2009 + by Tom Igoe + + */ + +#include + +const int stepsPerRevolution = 200; // change this to fit the number of steps per revolution + // for your motor + +// initialize the stepper library on pins 8 through 11: +Stepper myStepper(stepsPerRevolution, 8,9,10,11); + +void setup() { + // set the speed at 60 rpm: + myStepper.setSpeed(60); + // initialize the serial port: + Serial.begin(9600); +} + +void loop() { + // step one revolution in one direction: + Serial.println("clockwise"); + myStepper.step(stepsPerRevolution); + delay(500); + + // step one revolution in the other direction: + Serial.println("counterclockwise"); + myStepper.step(-stepsPerRevolution); + delay(500); +} + diff --git a/libraries/Stepper/examples/stepper_oneStepAtATime/stepper_oneStepAtATime.pde b/libraries/Stepper/examples/stepper_oneStepAtATime/stepper_oneStepAtATime.pde new file mode 100644 index 000000000..36d32991d --- /dev/null +++ b/libraries/Stepper/examples/stepper_oneStepAtATime/stepper_oneStepAtATime.pde @@ -0,0 +1,44 @@ + +/* + Stepper Motor Control - one step at a time + + This program drives a unipolar or bipolar stepper motor. + The motor is attached to digital pins 8 - 11 of the Arduino. + + The motor will step one step at a time, very slowly. You can use this to + test that you've got the four wires of your stepper wired to the correct + pins. If wired correctly, all steps should be in the same direction. + + Use this also to count the number of steps per revolution of your motor, + if you don't know it. Then plug that number into the oneRevolution + example to see if you got it right. + + Created 30 Nov. 2009 + by Tom Igoe + + */ + +#include + +const int stepsPerRevolution = 200; // change this to fit the number of steps per revolution + // for your motor + +// initialize the stepper library on pins 8 through 11: +Stepper myStepper(stepsPerRevolution, 8,9,10,11); + +int stepCount = 0; // number of steps the motor has taken + +void setup() { + // initialize the serial port: + Serial.begin(9600); +} + +void loop() { + // step one step: + myStepper.step(1); + Serial.print("steps:" ); + Serial.println(stepCount); + stepCount++; + delay(500); +} + diff --git a/libraries/Stepper/examples/stepper_speedControl/stepper_speedControl.pde b/libraries/Stepper/examples/stepper_speedControl/stepper_speedControl.pde new file mode 100644 index 000000000..dbd0f7f02 --- /dev/null +++ b/libraries/Stepper/examples/stepper_speedControl/stepper_speedControl.pde @@ -0,0 +1,49 @@ + +/* + Stepper Motor Control - speed control + + This program drives a unipolar or bipolar stepper motor. + The motor is attached to digital pins 8 - 11 of the Arduino. + A potentiometer is connected to analog input 0. + + The motor will rotate in a clockwise direction. The higher the potentiometer value, + the faster the motor speed. Because setSpeed() sets the delay between steps, + you may notice the motor is less responsive to changes in the sensor value at + low speeds. + + Created 30 Nov. 2009 + Modified 28 Oct 2010 + by Tom Igoe + + */ + +#include + +const int stepsPerRevolution = 200; // change this to fit the number of steps per revolution +// for your motor + + +// initialize the stepper library on pins 8 through 11: +Stepper myStepper(stepsPerRevolution, 8,9,10,11); + +int stepCount = 0; // number of steps the motor has taken + +void setup() { + // initialize the serial port: + Serial.begin(9600); +} + +void loop() { + // read the sensor value: + int sensorReading = analogRead(A0); + // map it to a range from 0 to 100: + int motorSpeed = map(sensorReading, 0, 1023, 0, 100); + // set the motor speed: + if (motorSpeed > 0) { + myStepper.setSpeed(motorSpeed); + // step 1/100 of a revolution: + myStepper.step(stepsPerRevolution/100); + } +} + +