Header Ads

LEDストリップをArduinoで動かす

, , , ,
ArduinoにLEDのたくさんついたLEDストリップをつけます。端子は＋６V、G、R、Bの4端子があるタイプです。＋6Vに5Vをつなぎ、ほかはPWMのできるデジタルピンにつなぎます。PWMは255の時、LEDが消灯し0の時点灯します。
また、今回はポテンショメータを使い、点滅の周期と色味をコントロールしてみました。

動作の様子


BlocklyDuino


ソース

Blocklyduino

<xml xmlns="http://www.w3.org/1999/xhtml"><block type="initializes_setup" id="110" x="63" y="38"><statement name="CONTENT"><block type="variables_set" id="131" inline="true"><field name="TYPE">Number</field><field name="VAR">Delay_time</field><value name="VALUE"><block type="math_number" id="135"><field name="NUM">10000</field></block></value><next><block type="variables_set" id="180" inline="true"><field name="TYPE">Number</field><field name="VAR">HSV</field><value name="VALUE"><block type="math_number" id="181"><field name="NUM">360</field></block></value><next><block type="variables_set" id="204" inline="true"><field name="TYPE">Number</field><field name="VAR">color_Width</field><value name="VALUE"><block type="math_number" id="205"><field name="NUM">120</field></block></value><next><block type="variables_set" id="225" inline="true"><field name="TYPE">Number</field><field name="VAR">BluePoint</field><value name="VALUE"><block type="math_number" id="240"><field name="NUM">240</field></block></value><next><block type="variables_set" id="238" inline="true"><field name="TYPE">Number</field><field name="VAR">GreenPoint</field><value name="VALUE"><block type="math_number" id="241"><field name="NUM">120</field></block></value><next><block type="variables_set" id="257" inline="true"><field name="TYPE">Number</field><field name="VAR">RedPoint</field><value name="VALUE"><block type="math_number" id="258"><field name="NUM">0</field></block></value><next><block type="variables_set" id="277" inline="true"><field name="TYPE">Number</field><field name="VAR">RedPoint2</field><value name="VALUE"><block type="math_number" id="278"><field name="NUM">360</field></block></value><next><block type="variables_set" id="589" inline="true"><field name="TYPE">Number</field><field name="VAR">Bv</field><value name="VALUE"><block type="math_number" id="590"><field name="NUM">255</field></block></value><next><block type="variables_set" id="690" inline="true"><field name="TYPE">Number</field><field name="VAR">Gv</field><value name="VALUE"><block type="math_number" id="691"><field name="NUM">255</field></block></value><next><block type="variables_set" id="734" inline="true"><field name="TYPE">Number</field><field name="VAR">Rv</field><value name="VALUE"><block type="math_number" id="735"><field name="NUM">255</field></block></value></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></statement><next><block type="controls_while" id="55" inline="false"><value name="BOOL"><block type="logic_boolean" id="56"><field name="BOOL">TRUE</field></block></value><statement name="DO"><block type="procedures_callnoreturn" id="184"><mutation name="get_Analog_value"></mutation><next><block type="controls_if" id="415" inline="false"><mutation else="1"></mutation><value name="IF0"><block type="logic_compare" id="507" inline="true"><field name="OP">LTE</field><value name="A"><block type="math_single" id="416" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="417" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="418"><field name="TYPE">Number</field><field name="VAR">BluePoint</field></block></value><value name="B"><block type="variables_get" id="419"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="variables_get" id="526"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value><statement name="DO0"><block type="variables_set" id="612" inline="true"><field name="TYPE">Number</field><field name="VAR">Bv</field><value name="VALUE"><block type="math_arithmetic" id="379" inline="true"><field name="OP">MULTIPLY</field><value name="A"><block type="math_single" id="300" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="328" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="347"><field name="TYPE">Number</field><field name="VAR">BluePoint</field></block></value><value name="B"><block type="variables_get" id="366"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="math_arithmetic" id="389" inline="true"><field name="OP">DIVIDE</field><value name="A"><block type="math_number" id="390"><field name="NUM">255</field></block></value><value name="B"><block type="variables_get" id="409"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value></block></value></block></statement><statement name="ELSE"><block type="variables_set" id="613" inline="true"><field name="TYPE">Number</field><field name="VAR">Bv</field><value name="VALUE"><block type="math_number" id="622"><field name="NUM">255</field></block></value></block></statement><next><block type="controls_if" id="652" inline="false"><mutation else="1"></mutation><value name="IF0"><block type="logic_compare" id="653" inline="true"><field name="OP">LTE</field><value name="A"><block type="math_single" id="654" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="655" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="656"><field name="TYPE">Number</field><field name="VAR">GreenPoint</field></block></value><value name="B"><block type="variables_get" id="657"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="variables_get" id="658"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value><statement name="DO0"><block type="variables_set" id="659" inline="true"><field name="TYPE">Number</field><field name="VAR">Gv</field><value name="VALUE"><block type="math_arithmetic" id="660" inline="true"><field name="OP">MULTIPLY</field><value name="A"><block type="math_single" id="661" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="662" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="663"><field name="TYPE">Number</field><field name="VAR">GreenPoint</field></block></value><value name="B"><block type="variables_get" id="664"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="math_arithmetic" id="665" inline="true"><field name="OP">DIVIDE</field><value name="A"><block type="math_number" id="666"><field name="NUM">255</field></block></value><value name="B"><block type="variables_get" id="667"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value></block></value></block></statement><statement name="ELSE"><block type="variables_set" id="668" inline="true"><field name="TYPE">Number</field><field name="VAR">Gv</field><value name="VALUE"><block type="math_number" id="669"><field name="NUM">255</field></block></value></block></statement><next><block type="controls_if" id="736" inline="false"><mutation else="1"></mutation><value name="IF0"><block type="logic_compare" id="737" inline="true"><field name="OP">LTE</field><value name="A"><block type="math_single" id="738" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="739" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="740"><field name="TYPE">Number</field><field name="VAR">RedPoint</field></block></value><value name="B"><block type="variables_get" id="741"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="variables_get" id="742"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value><statement name="DO0"><block type="variables_set" id="743" inline="true"><field name="TYPE">Number</field><field name="VAR">Rv</field><value name="VALUE"><block type="math_arithmetic" id="744" inline="true"><field name="OP">MULTIPLY</field><value name="A"><block type="math_single" id="745" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="746" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="747"><field name="TYPE">Number</field><field name="VAR">RedPoint</field></block></value><value name="B"><block type="variables_get" id="748"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="math_arithmetic" id="749" inline="true"><field name="OP">DIVIDE</field><value name="A"><block type="math_number" id="750"><field name="NUM">255</field></block></value><value name="B"><block type="variables_get" id="751"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value></block></value></block></statement><statement name="ELSE"><block type="controls_if" id="754" inline="false"><mutation else="1"></mutation><value name="IF0"><block type="logic_compare" id="755" inline="true"><field name="OP">LTE</field><value name="A"><block type="math_single" id="756" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="757" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="758"><field name="TYPE">Number</field><field name="VAR">RedPoint2</field></block></value><value name="B"><block type="variables_get" id="759"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="variables_get" id="760"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value><statement name="DO0"><block type="variables_set" id="761" inline="true"><field name="TYPE">Number</field><field name="VAR">Rv</field><value name="VALUE"><block type="math_arithmetic" id="762" inline="true"><field name="OP">MULTIPLY</field><value name="A"><block type="math_single" id="763" inline="true"><field name="OP">ABS</field><value name="NUM"><block type="math_arithmetic" id="764" inline="true"><field name="OP">MINUS</field><value name="A"><block type="variables_get" id="765"><field name="TYPE">Number</field><field name="VAR">RedPoint2</field></block></value><value name="B"><block type="variables_get" id="766"><field name="TYPE">Number</field><field name="VAR">HSV</field></block></value></block></value></block></value><value name="B"><block type="math_arithmetic" id="767" inline="true"><field name="OP">DIVIDE</field><value name="A"><block type="math_number" id="768"><field name="NUM">255</field></block></value><value name="B"><block type="variables_get" id="769"><field name="TYPE">Number</field><field name="VAR">color_Width</field></block></value></block></value></block></value></block></statement><statement name="ELSE"><block type="variables_set" id="770" inline="true"><field name="TYPE">Number</field><field name="VAR">Rv</field><value name="VALUE"><block type="math_number" id="771"><field name="NUM">255</field></block></value></block></statement></block></statement><next><block type="inout_analog_write" id="289" inline="true"><field name="PIN">6</field><value name="NUM"><block type="variables_get" id="641"><field name="TYPE">Number</field><field name="VAR">Bv</field></block></value><next><block type="inout_analog_write" id="772" inline="true"><field name="PIN">3</field><value name="NUM"><block type="variables_get" id="773"><field name="TYPE">Number</field><field name="VAR">Gv</field></block></value><next><block type="inout_analog_write" id="670" inline="true"><field name="PIN">5</field><value name="NUM"><block type="variables_get" id="671"><field name="TYPE">Number</field><field name="VAR">Rv</field></block></value><next><block type="serial_print" id="649" inline="false"><value name="CONTENT"><block type="variables_get" id="651"><field name="TYPE">Number</field><field name="VAR">Bv</field></block></value><next><block type="delay_custom" id="569" inline="false"><value name="DELAY_TIME"><block type="variables_get" id="170"><field name="TYPE">Number</field><field name="VAR">Delay_time</field></block></value><next><block type="procedures_callnoreturn" id="553"><mutation name="LED_OFF"></mutation><next><block type="delay_custom" id="571" inline="false"><value name="DELAY_TIME"><block type="variables_get" id="572"><field name="TYPE">Number</field><field name="VAR">Delay_time</field></block></value></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></statement></block></next></block><block type="procedures_defnoreturn" id="173" x="1288" y="-12"><mutation></mutation><field name="NAME">get_Analog_value</field><statement name="STACK"><block type="variables_set" id="144" inline="true"><field name="TYPE">Number</field><field name="VAR">Delay_time</field><value name="VALUE"><block type="math_custom_map" id="161" inline="false"><field name="FROMLOW">0</field><field name="FROMHIGH">1025</field><field name="TOLOW">10</field><field name="TOHIGH">1000</field><value name="VALUE"><block type="inout_analog_read" id="148"><field name="PIN">A1</field></block></value></block></value><next><block type="variables_set" id="193" inline="true"><field name="TYPE">Number</field><field name="VAR">HSV</field><value name="VALUE"><block type="math_custom_map" id="194" inline="false"><field name="FROMLOW">0</field><field name="FROMHIGH">1025</field><field name="TOLOW">0</field><field name="TOHIGH">360</field><value name="VALUE"><block type="inout_analog_read" id="195"><field name="PIN">A0</field></block></value></block></value></block></next></block></statement></block><block type="procedures_defnoreturn" id="549" x="1288" y="388"><mutation></mutation><field name="NAME">LED_OFF</field><statement name="STACK"><block type="inout_analog_write" id="541" inline="true"><field name="PIN">6</field><value name="NUM"><block type="math_number" id="542"><field name="NUM">255</field></block></value><next><block type="inout_analog_write" id="543" inline="true"><field name="PIN">5</field><value name="NUM"><block type="math_number" id="544"><field name="NUM">255</field></block></value><next><block type="inout_analog_write" id="545" inline="true"><field name="PIN">3</field><value name="NUM"><block type="math_number" id="546"><field name="NUM">255</field></block></value></block></next></block></next></block></statement></block></xml>
view raw LED_Strip hosted with ❤ by GitHub
Arduino

int Delay_time;
int HSV;
int color_Width;
int Bv;
int BluePoint;
int Gv;
int GreenPoint;
int Rv;
int RedPoint;
int RedPoint2;
void get_Analog_value() {
Delay_time = (map(analogRead(A1),0,1025,10,1000));
HSV = (map(analogRead(A0),0,1025,0,360));
}
void LED_OFF() {
analogWrite(6, 255);
analogWrite(5, 255);
analogWrite(3, 255);
}
void setup()
{
Delay_time = 10000;
HSV = 360;
color_Width = 120;
BluePoint = 240;
GreenPoint = 120;
RedPoint = 0;
RedPoint2 = 360;
Bv = 255;
Gv = 255;
Rv = 255;
Serial.begin(9600);
}
void loop()
{
while (true) {
get_Analog_value();
if ((abs(BluePoint - HSV)) <= color_Width) {
Bv = (abs(BluePoint - HSV)) * (255 / color_Width);
} else {
Bv = 255;
}
if ((abs(GreenPoint - HSV)) <= color_Width) {
Gv = (abs(GreenPoint - HSV)) * (255 / color_Width);
} else {
Gv = 255;
}
if ((abs(RedPoint - HSV)) <= color_Width) {
Rv = (abs(RedPoint - HSV)) * (255 / color_Width);
} else {
if ((abs(RedPoint2 - HSV)) <= color_Width) {
Rv = (abs(RedPoint2 - HSV)) * (255 / color_Width);
} else {
Rv = 255;
}
}
analogWrite(6, Bv);
analogWrite(3, Gv);
analogWrite(5, Rv);
Serial.print(Bv);
delay(Delay_time);
LED_OFF();
delay(Delay_time);
}
}
view raw LED_strip_Arduino hosted with ❤ by GitHub

Post a Comment

Powered by Blogger.