{"id":2155,"date":"2018-08-18T22:07:55","date_gmt":"2018-08-18T13:07:55","guid":{"rendered":"https:\/\/mattyan.net\/blog\/?p=2155"},"modified":"2018-08-18T22:07:55","modified_gmt":"2018-08-18T13:07:55","slug":"arduino%e3%81%a7n%e3%82%b2%e3%83%bc%e3%82%b8%e3%81%ae%e3%82%b3%e3%83%b3%e3%83%88%e3%83%ad%e3%83%bc%e3%83%a9%e3%83%bc%e3%82%92%e4%bd%9c%e3%81%a3%e3%81%a6%e3%81%bf%e3%81%9f","status":"publish","type":"post","link":"https:\/\/mattyan.net\/blog\/?p=2155","title":{"rendered":"Arduino\u3067N\u30b2\u30fc\u30b8\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4f5c\u3063\u3066\u307f\u305f"},"content":{"rendered":"

\u304a\u3068\u3068\u3044<\/a>\u306e\u7d9a\u304d\u3067\u3001\u53ef\u5909\u62b5\u6297\u306e\u5024\u3092\u8aad\u3093\u3067PWM\u3067\u5236\u5fa1\u3059\u308b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4f5c\u3063\u3066\u307f\u305f\u3002
\n
\n[c]
\n#define LED_PIN_LEFT 2
\n#define LED_PIN_RIGHT 3
\n#define VOLUME_PIN A1
\n#define MOTOR_FRONT 6
\n#define MOTOR_BACK 5
\n\/**
\n * \u30d4\u30f3\u521d\u671f\u5316
\n *\/
\nvoid setup() {
\n pinMode(LED_PIN_LEFT, OUTPUT);
\n pinMode(LED_PIN_RIGHT, OUTPUT);
\n pinMode(MOTOR_FRONT, OUTPUT);
\n pinMode(MOTOR_BACK, OUTPUT);
\n Serial.begin(9600);
\n}
\nvoid loop() {
\n int value = ((analogRead(VOLUME_PIN) \/ 1023.0f) * 24) – 12; \/\/ 24\u6bb5\u968e\u306b\u6b63\u898f\u5316\u3057\u3066\u771f\u3093\u4e2d\u3067\u5de6\u53f3\u3092\u5206\u3051\u308b
\n Serial.println(value);
\n if(value < 0) {
\n \/\/ \u5de6\u65b9\u5411
\n Serial.println("left");
\n digitalWrite(LED_PIN_LEFT, HIGH);
\n digitalWrite(LED_PIN_RIGHT, LOW);
\n int speed = (1 – (value \/ 12.0f)) * 250;
\n analogWrite(MOTOR_BACK, 0);
\n analogWrite(MOTOR_FRONT, speed);
\n } else if(value > 0) {
\n \/\/ \u53f3\u65b9\u5411
\n Serial.println("right");
\n digitalWrite(LED_PIN_RIGHT, HIGH);
\n digitalWrite(LED_PIN_LEFT, LOW);
\n int speed = ((value \/ 12.0f)) * 250;
\n analogWrite(MOTOR_BACK, speed);
\n analogWrite(MOTOR_FRONT, 0);
\n } else {
\n \/\/ \u505c\u6b62
\n Serial.println("stop");
\n digitalWrite(LED_PIN_LEFT, LOW);
\n digitalWrite(LED_PIN_RIGHT, LOW);
\n float speed = 0;
\n analogWrite(MOTOR_FRONT, 0);
\n analogWrite(MOTOR_BACK, 0);
\n }
\n delay(100);
\n}
\n[\/c]
\n\u53ef\u5909\u62b5\u6297\u306e\u5024(0\uff5e1023)\u309224\u6bb5\u968e\u306b\u3057\u3066\u3001\u4e2d\u592e(12)\u3067\u505c\u6b62\u300212\u672a\u6e80\u306a\u3089\u5de6\u65b9\u5411\u300112\u3088\u308a\u5927\u304d\u3051\u308c\u3070\u53f3\u65b9\u5411\u306b\u8d70\u884c\u3068\u3059\u308b\u3053\u3068\u3067\u3001\u53ef\u5909\u62b5\u6297\u3060\u3051\u3067\u6b63\u8ee2\u9006\u8ee2\u306b\u5bfe\u5fdc\u3002
\n\u5468\u6ce2\u6570\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u307e\u307e(5\u30d4\u30f3\u30686\u30d4\u30f3\u306f970Hz)\u306a\u306e\u3067\u8d70\u884c\u4e2d\u306f\u52b1\u8d77\u97f3\u304c\u305a\u3063\u3068\u3057\u3066\u308b\u3002\u3068\u3044\u3046\u304b\u6b62\u307e\u3063\u3066\u3066\u3082\u52b1\u8d77\u97f3\u304c\u3057\u3066\u308b\u3002
\n\u3053\u306e\u8fba\u306f\u5468\u6ce2\u6570\u3092\u5909\u3048\u308c\u3070\u826f\u3055\u305d\u3046\u3002\u306a\u3093\u304bVVVF\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u97f3\u518d\u73fe\u3067\u304d\u308b\u307f\u305f\u3044\u3060\u3057(?)
\n\u306a\u306b\u3052\u306bArduino\u3068\u30e2\u30fc\u30bf\u30fc\u30c9\u30e9\u30a4\u30d0\u305d\u308c\u305e\u308c\u306b\u96fb\u6e90\u304c\u5fc5\u8981\u306a\u306e\u304c\u9762\u5012\u3060\u306a\u3002\u3057\u304b\u3082\u30e2\u30fc\u30bf\u30fc\u30c9\u30e9\u30a4\u30d0\u306e\u96fb\u6e90\u306f12V\u3042\u308b\u304b\u3089\u3001\u9593\u9055\u3048\u308b\u3068Arduino\u304c\u6b7b\u306c\u53ef\u80fd\u6027\u304c\u3042\u308b\u3057\u2026
\n\u5f8c\u306f\u30bb\u30f3\u30b5\u30fc\u3067\u8eca\u4e21\u691c\u77e5\u3057\u3066\u81ea\u52d5\u904b\u8ee2\u3068\u3001\u5217\u8eca\u4ea4\u63db\u3002\u3042\u3068\u306f\u8131\u7dda\u691c\u77e5\u3067\u304d\u308c\u3070\u3044\u3044\u306a\u3041\u2026\u2026\u90e8\u54c1\u3068\u30ec\u30fc\u30eb\u8cb7\u308f\u306a\u304d\u3083\u3002<\/p>\n

\n

\u53ef\u5909\u62b5\u6297\u3044\u3058\u3063\u305f\u3089\u3001\u8eca\u4e21\u304c\u8d70\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002\u771f\u3093\u4e2d\u3067\u505c\u6b62\u3001\u5de6\u53f3\u306b\u3072\u306d\u308b\u3068\u305d\u3063\u3061\u5411\u304d\u306b\u8d70\u884c\u3001\u9032\u884c\u65b9\u5411\u306bLED\u5149\u3089\u305b\u308b\u3088\u3046\u306b\u3057\u305f\u3002<\/p>\n

\u8d70\u884c\u97f3\u306fPWM\u5236\u5fa1\u306e\u5468\u6ce2\u6570\u3044\u3058\u308c\u3070\u3044\u3044\u3093\u304b\u306a\u3002 pic.twitter.com\/wLw6jJppEF<\/a><\/p>\n

— \u307e\u3063\u3061\u3083\u3093 (@mattyan_1117) 2018\u5e748\u670818\u65e5<\/a><\/p><\/blockquote>\n