diff options
Diffstat (limited to 'libraries/Esplora/Beginners')
9 files changed, 449 insertions, 0 deletions
diff --git a/libraries/Esplora/Beginners/EsploraAccelerometer/EsploraAccelerometer.ino b/libraries/Esplora/Beginners/EsploraAccelerometer/EsploraAccelerometer.ino new file mode 100644 index 0000000..db5cc93 --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraAccelerometer/EsploraAccelerometer.ino @@ -0,0 +1,38 @@ +/* + Esplora Accelerometer + + This sketch shows you how to read the values from the accelerometer. + To see it in action, open the serial monitor and tilt the board. You'll see + the accelerometer values for each axis change when you tilt the board + on that axis. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ + +#include <Esplora.h> + +void setup() +{ + Serial.begin(9600); // initialize serial communications with your computer +} + +void loop() +{ + int xAxis = Esplora.readAccelerometer(X_AXIS); // read the X axis + int yAxis = Esplora.readAccelerometer(Y_AXIS); // read the Y axis + int zAxis = Esplora.readAccelerometer(Z_AXIS); // read the Z axis + + Serial.print("x: "); // print the label for X + Serial.print(xAxis); // print the value for the X axis + Serial.print("\ty: "); // print a tab character, then the label for Y + Serial.print(yAxis); // print the value for the Y axis + Serial.print("\tz: "); // print a tab character, then the label for Z + Serial.println(zAxis); // print the value for the Z axis + + delay(500); // wait half a second (500 milliseconds) +} + + diff --git a/libraries/Esplora/Beginners/EsploraBlink/EsploraBlink.ino b/libraries/Esplora/Beginners/EsploraBlink/EsploraBlink.ino new file mode 100644 index 0000000..e198551 --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraBlink/EsploraBlink.ino @@ -0,0 +1,42 @@ + +/* + Esplora Blink + + This sketch blinks the Esplora's RGB LED. It goes through + all three primary colors (red, green, blue), then it + combines them for secondary colors(yellow, cyan, magenta), then + it turns on all the colors for white. + For best results cover the LED with a piece of white paper to see the colors. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ + +#include <Esplora.h> + + +void setup() { + // There's nothing to set up for this sketch +} + +void loop() { + Esplora.writeRGB(255,0,0); // make the LED red + delay(1000); // wait 1 second + Esplora.writeRGB(0,255,0); // make the LED green + delay(1000); // wait 1 second + Esplora.writeRGB(0,0,255); // make the LED blue + delay(1000); // wait 1 second + Esplora.writeRGB(255,255,0); // make the LED yellow + delay(1000); // wait 1 second + Esplora.writeRGB(0,255,255); // make the LED cyan + delay(1000); // wait 1 second + Esplora.writeRGB(255,0,255); // make the LED magenta + delay(1000); // wait 1 second + Esplora.writeRGB(255,255,255);// make the LED white + delay(1000); // wait 1 second + +} + + diff --git a/libraries/Esplora/Beginners/EsploraJoystickMouse/EsploraJoystickMouse.ino b/libraries/Esplora/Beginners/EsploraJoystickMouse/EsploraJoystickMouse.ino new file mode 100644 index 0000000..8d9260e --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraJoystickMouse/EsploraJoystickMouse.ino @@ -0,0 +1,50 @@ +/* + Esplora Joystick Mouse + + This sketch shows you how to read the joystick and use it to control the movement + of the cursor on your computer. You're making your Esplora into a mouse! + + WARNING: this sketch will take over your mouse movement. If you lose control + of your mouse do the following: + 1) unplug the Esplora. + 2) open the EsploraBlink sketch + 3) hold the reset button down while plugging your Esplora back in + 4) while holding reset, click "Upload" + 5) when you see the message "Done compiling", release the reset button. + + This will stop your Esplora from controlling your mouse while you upload a sketch + that doesn't take control of the mouse. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ + +#include <Esplora.h> + +void setup() +{ + Serial.begin(9600); // initialize serial communication with your computer + Mouse.begin(); // take control of the mouse +} + +void loop() +{ + int xValue = Esplora.readJoystickX(); // read the joystick's X position + int yValue = Esplora.readJoystickY(); // read the joystick's Y position + int button = Esplora.readJoystickSwitch(); // read the joystick pushbutton + Serial.print("Joystick X: "); // print a label for the X value + Serial.print(xValue); // print the X value + Serial.print("\tY: "); // print a tab character and a label for the Y value + Serial.print(yValue); // print the Y value + Serial.print("\tButton: "); // print a tab character and a label for the button + Serial.print(button); // print the button value + + int mouseX = map( xValue,-512, 512, 10, -10); // map the X value to a range of movement for the mouse X + int mouseY = map( yValue,-512, 512, -10, 10); // map the Y value to a range of movement for the mouse Y + Mouse.move(mouseX, mouseY, 0); // move the mouse + + delay(10); // a short delay before moving again +} + diff --git a/libraries/Esplora/Beginners/EsploraLedShow/EsploraLedShow.ino b/libraries/Esplora/Beginners/EsploraLedShow/EsploraLedShow.ino new file mode 100644 index 0000000..3c617dc --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraLedShow/EsploraLedShow.ino @@ -0,0 +1,42 @@ +/* + Esplora LED Show + + Makes the RGB LED bright and glow as the joystick or the + slider are moved. + + Created on 22 november 2012 + By Enrico Gueli <enrico.gueli@gmail.com> + Modified 22 Dec 2012 + by Tom Igoe +*/ +#include <Esplora.h> + +void setup() { + // initialize the serial communication: + Serial.begin(9600); +} + +void loop() { + // read the sensors into variables: + int xAxis = Esplora.readJoystickX(); + int yAxis = Esplora.readJoystickY(); + int slider = Esplora.readSlider(); + + // convert the sensor readings to light levels: + byte red = map(xAxis, -512, 512, 0, 255); + byte green = map(yAxis, -512, 512, 0, 255); + byte blue = slider/4; + + // print the light levels: + Serial.print(red); + Serial.print(' '); + Serial.print(green); + Serial.print(' '); + Serial.println(blue); + + // write the light levels to the LED. + Esplora.writeRGB(red, green, blue); + + // add a delay to keep the LED from flickering: + delay(10); +} diff --git a/libraries/Esplora/Beginners/EsploraLedShow2/EsploraLedShow2.ino b/libraries/Esplora/Beginners/EsploraLedShow2/EsploraLedShow2.ino new file mode 100644 index 0000000..8f9f8a2 --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraLedShow2/EsploraLedShow2.ino @@ -0,0 +1,55 @@ +/* + Esplora Led/Microphone + + This simple sketch reads the microphone, light sensor, and slider. + Then it uses those readings to set the brightness of red, green and blue + channels of the RGB LED. The red channel will change with the loudness + "heared" by the microphone, the green channel changes as the + amount of light in the room and the blue channel will change + with the position of the slider. + + Created on 22 november 2012 + By Enrico Gueli <enrico.gueli@gmail.com> + Modified 24 Nov 2012 + by Tom Igoe +*/ + +#include <Esplora.h> + +void setup() { + // initialize the serial communication: + Serial.begin(9600); +} + +int lowLight = 400; // the light sensor reading when it's covered +int highLight = 1023; // the maximum light sensor reading +int minGreen = 0; // minimum brightness of the green LED +int maxGreen = 100; // maximum brightness of the green LED + +void loop() { + // read the sensors into variables: + int mic = Esplora.readMicrophone(); + int light = Esplora.readLightSensor(); + int slider = Esplora.readSlider(); + + // convert the sensor readings to light levels: + byte red = constrain(mic, 0, 255); + byte green = constrain( + map(light, lowLight, highLight, minGreen, maxGreen), + 0, 255); + byte blue = slider/4; + + // print the light levels (to see what's going on): + Serial.print(red); + Serial.print(' '); + Serial.print(green); + Serial.print(' '); + Serial.println(blue); + + // write the light levels to the LED. + // note that the green value is always 0: + Esplora.writeRGB(red, green, blue); + + // add a delay to keep the LED from flickering: + delay(10); +} diff --git a/libraries/Esplora/Beginners/EsploraLightCalibrator/EsploraLightCalibrator.ino b/libraries/Esplora/Beginners/EsploraLightCalibrator/EsploraLightCalibrator.ino new file mode 100644 index 0000000..c3eaff4 --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraLightCalibrator/EsploraLightCalibrator.ino @@ -0,0 +1,91 @@ +/* + Esplora Led calibration + + This sketch shows you how to read and calibrate the light sensor. + Because light levels vary from one location to another, you need to calibrate the + sensor for each location. To do this, you read the sensor for a few seconds, + and save the highest and lowest readings as maximum and minimum. + Then, when you're using the sensor's reading (for example, to set the brightness + of the LED), you map the sensor's reading to a range between the minimum + and the maximum. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ + +#include <Esplora.h> + +// variables: +int lightMin = 1023; // minimum sensor value +int lightMax = 0; // maximum sensor value +boolean calibrated = false; // whether the sensor's been calibrated yet + +void setup() { + // initialize the serial communication: + Serial.begin(9600); + + // print an intial message + Serial.println("To calibrate the light sensor, press and hold Switch 1"); +} + +void loop() { + // if switch 1 is pressed, go to the calibration function again: + if (Esplora.readButton(1) == LOW) { + calibrate(); + } + // read the sensor into a variable: + int light = Esplora.readLightSensor(); + + // map the light level to a brightness level for the LED + // using the calibration min and max: + int brightness = map(light, lightMin, lightMax, 0, 255); + // limit the brightness to a range from 0 to 255: + brightness = constrain(brightness, 0, 255); + // write the brightness to the blue LED. + Esplora.writeBlue(brightness); + + // if the calibration's been done, show the sensor and brightness + // levels in the serial monitor: + if (calibrated == true) { + // print the light sensor levels and the LED levels (to see what's going on): + Serial.print("light sensor level: "); + Serial.print(light); + Serial.print(" blue brightness: "); + Serial.println(brightness); + } + // add a delay to keep the LED from flickering: + delay(10); +} + +void calibrate() { + // tell the user what do to using the serial monitor: + Serial.println("While holding switch 1, shine a light on the light sensor, then cover it."); + + // calibrate while switch 1 is pressed: + while(Esplora.readButton(1) == LOW) { + // read the sensor value: + int light = Esplora.readLightSensor(); + + // record the maximum sensor value: + if (light > lightMax) { + lightMax = light; + } + + // record the minimum sensor value: + if (light < lightMin) { + lightMin = light; + } + // note that you're calibrated, for future reference: + calibrated = true; + } +} + + + + + + + + diff --git a/libraries/Esplora/Beginners/EsploraMusic/EsploraMusic.ino b/libraries/Esplora/Beginners/EsploraMusic/EsploraMusic.ino new file mode 100644 index 0000000..7a950fb --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraMusic/EsploraMusic.ino @@ -0,0 +1,53 @@ +/* + Esplora Music + + This sketch turns the Esplora in a simple musical instrument. + Press the Switch 1 and move the slider to see how it works. + + Created on 22 november 2012 + By Enrico Gueli <enrico.gueli@gmail.com> + modified 22 Dec 2012 + by Tom Igoe +*/ + + +#include <Esplora.h> + +// these are the frequencies for the notes from middle C +// to one octave above middle C: +const int note[] = { +262, // C +277, // C# +294, // D +311, // D# +330, // E +349, // F +370, // F# +392, // G +415, // G# +440, // A +466, // A# +494, // B +523 // C next octave +}; + +void setup() { +} + +void loop() { + // read the button labeled SWITCH_DOWN. If it's low, + // then play a note: + if (Esplora.readButton(SWITCH_DOWN) == LOW) { + int slider = Esplora.readSlider(); + + // use map() to map the slider's range to the + // range of notes you have: + byte thisNote = map(slider, 0, 1023, 0, 13); + // play the note corresponding to the slider's position: + Esplora.tone(note[thisNote]); + } + else { + // if the button isn't pressed, turn the note off: + Esplora.noTone(); + } +} diff --git a/libraries/Esplora/Beginners/EsploraSoundSensor/EsploraSoundSensor.ino b/libraries/Esplora/Beginners/EsploraSoundSensor/EsploraSoundSensor.ino new file mode 100644 index 0000000..3bf454f --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraSoundSensor/EsploraSoundSensor.ino @@ -0,0 +1,41 @@ +/* + Esplora Sound Sensor + + This sketch shows you how to read the microphone sensor. The microphone +will range from 0 (total silence) to 1023 (really loud). + When you're using the sensor's reading (for example, to set the brightness + of the LED), you map the sensor's reading to a range between the minimum + and the maximum. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ + +#include <Esplora.h> + +void setup() { + // initialize the serial communication: + Serial.begin(9600); +} + +void loop() { + // read the sensor into a variable: + int loudness = Esplora.readMicrophone(); + + // map the sound level to a brightness level for the LED: + int brightness = map(loudness, 0, 1023, 0, 255); + // write the brightness to the green LED: + Esplora.writeGreen(brightness); + + + // print the microphone levels and the LED levels (to see what's going on): + Serial.print("sound level: "); + Serial.print(loudness); + Serial.print(" Green brightness: "); + Serial.println(brightness); + // add a delay to keep the LED from flickering: + delay(10); +} + diff --git a/libraries/Esplora/Beginners/EsploraTemperatureSensor/EsploraTemperatureSensor.ino b/libraries/Esplora/Beginners/EsploraTemperatureSensor/EsploraTemperatureSensor.ino new file mode 100644 index 0000000..72bbf04 --- /dev/null +++ b/libraries/Esplora/Beginners/EsploraTemperatureSensor/EsploraTemperatureSensor.ino @@ -0,0 +1,37 @@ +/* + Esplora Temperature Sensor + + This sketch shows you how to read the Esplora's temperature sensor + You can read the temperature sensor in Farhenheit or Celsius. + + Created on 22 Dec 2012 + by Tom Igoe + + This example is in the public domain. + */ +#include <Esplora.h> + +void setup() +{ + Serial.begin(9600); // initialize serial communications with your computer +} + +void loop() +{ + // read the temperature sensor in Celsius, then Fahrenheit: + int celsius = Esplora.readTemperature(DEGREES_C); + int fahrenheit = Esplora.readTemperature(DEGREES_F); + + // print the results: + Serial.print("Temperature is: "); + Serial.print(celsius); + Serial.print(" degrees Celsius, or "); + Serial.print(fahrenheit); + Serial.println(" degrees Fahrenheit."); + Serial.println(" Fahrenheit = (9/5 * Celsius) + 32"); + + // wait a second before reading again: + delay(1000); +} + + |