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<p>Created page with &quot;{{Language | rgb灯}} {| style=&quot;width: 800px;&quot; |- | ==Objective== This tutorial will teach you using the Processing to control RGB LED, then use a color selector to control th...&quot;</p> <p><b>新页面</b></p><div>{{Language | rgb灯}}<br /> {| style=&quot;width: 800px;&quot;<br /> |-<br /> |<br /> ==Objective==<br /> This tutorial will teach you using the Processing to control RGB LED, then use a color selector to control the color.<br /> <br /> ==Equipment==<br /> *'''[[Microduino-Core]]'''<br /> *'''[[Microduino-FT232R]]'''<br /> *Other equipment<br /> **USB cable one <br /> **RGB LED one<br /> **330Ω resistor one<br /> **Bread one<br /> **Breadboard Jumper onebox<br /> <br /> ==Schematic==<br /> <br /> [[File:processingControlRGBLEDSchematics.jpg|600px|center|thumb]]<br /> <br /> ==Program==<br /> <br /> https://github.com/Microduino/Microduino_Tutorials/tree/master/Microduino_Processing/RGBLED<br /> <br /> ==Debug==<br /> <br /> Step 1：Set up hardware system, as follows:<br /> [[File:processingControlRGBLEDConnectionDiagram.jpg|600px|center|thumb]]<br /> <br /> <br /> Step 2：Explain the code:<br /> <br /> //Display palette function<br /> void drawShadeWheel() {<br /> for (int j = 0; j &lt; steps; j++) {<br /> color[] cols = { <br /> color(255-(255/steps)*j, 255-(255/steps)*j, 0), <br /> color(255-(255/steps)*j, (255/1.5)-((255/1.5)/steps)*j, 0), <br /> color(255-(255/steps)*j, (255/2)-((255/2)/steps)*j, 0), <br /> color(255-(255/steps)*j, (255/2.5)-((255/2.5)/steps)*j, 0), <br /> color(255-(255/steps)*j, 0, 0), <br /> color(255-(255/steps)*j, 0, (255/2)-((255/2)/steps)*j), <br /> color(255-(255/steps)*j, 0, 255-(255/steps)*j), <br /> color((255/2)-((255/2)/steps)*j, 0, 255-(255/steps)*j), <br /> color(0, 0, 255-(255/steps)*j), <br /> color(0, 255-(255/steps)*j, (255/2.5)-((255/2.5)/steps)*j), <br /> color(0, 255-(255/steps)*j, 0), <br /> color((255/2)-((255/2)/steps)*j, 255-(255/steps)*j, 0)<br /> };<br /> for (int i = 0; i &lt; segs; i++) {<br /> fill(cols[i]);<br /> arc(width/2, height/2, radius, radius, <br /> interval*i+rotAdjust, interval*(i+1)+rotAdjust);<br /> }<br /> radius -= segWidth;<br /> }<br /> }<br /> <br /> <br /> //Check whether the mouse movement through the interface<br /> boolean mouseOverRect() { // Test if mouse is over square<br /> return ((mouseX &gt;= 10) &amp;&amp; (mouseX &lt;= 190) &amp;&amp; (mouseY &gt;= 10) &amp;&amp; (mouseY &lt;=190));<br /> }<br /> <br /> //Got the RGB value, write to pin9,10,11<br /> void draw() {<br /> // nothing happens here<br /> if (mouseOverRect() == true)<br /> {<br /> color targetColor = get(mouseX, mouseY);<br /> // get the component values:<br /> int r = int(red(targetColor));<br /> int g = int(green(targetColor));<br /> int b = int(blue(targetColor));<br /> // analogWirte to pin<br /> arduino.analogWrite(9, r);<br /> arduino.analogWrite(10, g);<br /> arduino.analogWrite(11, b);<br /> }<br /> }<br /> <br /> Step 3: Compile the code and download it.<br /> <br /> Step 4: After runing, will display a palette, click on the color of your choice, observe the color of the LED light.<br /> <br /> ==Result==<br /> A color selector will display on screen, as follows:<br /> <br /> [[File:processingControlRGBLEDResult.jpg|600px|center|thumb]]<br /> <br /> <br /> ==Video==<br /> <br /> <br /> |}</div>

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