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https://github.com/arduino/Arduino.git
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max patch updated
This commit is contained in:
Tom Igoe
parent
8306e23d0d
commit
6247301ed8
@ -1,91 +1,360 @@
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/*
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* Dimmer
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* by David A. Mellis
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*
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* Demonstrates the sending data from the computer to the Arduino board,
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* in this case to control the brightness of an LED. The data is sent
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* in individual bytes, each of which ranges from 0 to 255. Arduino
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* reads these bytes and uses them to set the brightness of the LED.
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*
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* http://www.arduino.cc/en/Tutorial/Dimmer
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Dimmer
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Demonstrates the sending data from the computer to the Arduino board,
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in this case to control the brightness of an LED. The data is sent
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in individual bytes, each of which ranges from 0 to 255. Arduino
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reads these bytes and uses them to set the brightness of the LED.
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The circuit:
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LED attached from digital pin 9 to ground.
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Serial connection to Processing, Max/MSP, or another serial application
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created 2006
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by David A. Mellis
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modified 14 Apr 2009
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by Tom Igoe and Scott Fitzgerald
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http://www.arduino.cc/en/Tutorial/Dimmer
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*/
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int ledPin = 9;
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#define ledPin 9 // the pin that the LED is attached to
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void setup()
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{
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// begin the serial communication
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// initialize the serial communication:
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Serial.begin(9600);
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// initialize the ledPin as an output:
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pinMode(ledPin, OUTPUT);
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}
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void loop()
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{
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byte val;
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void loop() {
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byte brightness;
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// check if data has been sent from the computer
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// check if data has been sent from the computer:
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if (Serial.available()) {
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// read the most recent byte (which will be from 0 to 255)
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val = Serial.read();
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// set the brightness of the LED
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analogWrite(ledPin, val);
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// read the most recent byte (which will be from 0 to 255):
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brightness = Serial.read();
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// set the brightness of the LED:
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analogWrite(ledPin, brightness);
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}
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}
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/* Processing code for this example
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// Dimmer - sends bytes over a serial port
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// by David A. Mellis
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// Dimmer - sends bytes over a serial port
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// by David A. Mellis
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import processing.serial.*;
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import processing.serial.*;
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Serial port;
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Serial port;
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void setup() {
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size(256, 150);
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void setup()
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{
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size(256, 150);
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println("Available serial ports:");
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println(Serial.list());
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println("Available serial ports:");
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println(Serial.list());
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// Uses the first port in this list (number 0). Change this to
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// select the port corresponding to your Arduino board. The last
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// parameter (e.g. 9600) is the speed of the communication. It
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// has to correspond to the value passed to Serial.begin() in your
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// Arduino sketch.
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port = new Serial(this, Serial.list()[0], 9600);
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// Uses the first port in this list (number 0). Change this to
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// select the port corresponding to your Arduino board. The last
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// parameter (e.g. 9600) is the speed of the communication. It
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// has to correspond to the value passed to Serial.begin() in your
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// Arduino sketch.
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port = new Serial(this, Serial.list()[0], 9600);
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// If you know the name of the port used by the Arduino board, you
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// can specify it directly like this.
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//port = new Serial(this, "COM1", 9600);
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}
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// If you know the name of the port used by the Arduino board, you
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// can specify it directly like this.
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//port = new Serial(this, "COM1", 9600);
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}
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void draw() {
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// draw a gradient from black to white
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for (int i = 0; i < 256; i++) {
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stroke(i);
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line(i, 0, i, 150);
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}
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void draw()
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{
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// draw a gradient from black to white
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for (int i = 0; i < 256; i++) {
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stroke(i);
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line(i, 0, i, 150);
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}
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// write the current X-position of the mouse to the serial port as
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// a single byte
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port.write(mouseX);
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}
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*/
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// write the current X-position of the mouse to the serial port as
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// a single byte
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port.write(mouseX);
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}
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*/
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/* Max/MSP v5 patch for this example
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/* Max/MSP patch for this example
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{
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"boxes" : [ {
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"box" : {
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"maxclass" : "comment",
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"text" : "Dimmer\n\nThis patch sends a binary number from 0 to 255 out the serial port to an Arduino connected to the port. It dims an LED attached to the Arduino.\n\ncreated 2006\nby David A. Mellis\nmodified 14 Apr 2009\nby Scott Fitzgerald and Tom Igoe",
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"fontsize" : 12.0,
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"id" : "obj-32",
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"fontname" : "Arial",
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"numinlets" : 1
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}
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max v2;
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#N vpatcher 10 59 610 459;
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#P user uslider 286 66 18 128 255 1 0 0;
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#P window setfont "Sans Serif" 9.;
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#P window linecount 1;
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#P message 212 192 32 196617 print;
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#P newex 286 217 71 196617 serial a 9600;
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#P window linecount 2;
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#P comment 316 148 100 196617 Slide the fader to dim the LED;
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#P comment 69 192 125 196617 Click here to get a list of serial ports;
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#P fasten 4 0 2 0 291 215 291 215;
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#P fasten 3 0 2 0 217 212 291 212;
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#P pop;
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*/
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}
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, {
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"box" : {
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"maxclass" : "comment",
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"text" : "change the slider to alter the brightness of the LED",
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}
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, {
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"box" : {
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, {
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}
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]
|
||||
}
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*/
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