{"id":1592,"date":"2022-08-27T19:13:10","date_gmt":"2022-08-27T10:13:10","guid":{"rendered":"https:\/\/machiaworx.net\/?p=1592"},"modified":"2022-09-07T14:29:07","modified_gmt":"2022-09-07T05:29:07","slug":"1592","status":"publish","type":"post","link":"https:\/\/machiaworx.net\/?p=1592","title":{"rendered":"\u30cf\u30fc\u30c9\u30b7\u30fc\u30b1\u30f3\u30b5\u958b\u767a\u3002\uff08\u305d\u306e\uff12\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0\u691c\u8a3c\u306e\u7d9a\u304d\uff09"},"content":{"rendered":"<h3>\u6b21\u306f\u30bf\u30a4\u30de\u5272\u308a\u8fbc\u307f\uff0bMIDI\u51fa\u529b<\/h3>\n<p>\u305f\u307e\u306b\u5272\u308a\u8fbc\u307f\u306e\u3068\u304d\u306f\u7279\u5b9a\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u4f7f\u3048\u306a\u3044\u306a\u3093\u3066\u3053\u3068\u3082\u3042\u308b\u306e\u3067\u3001<br \/>\n\u554f\u984c\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u3044\u305f\u3002<\/p>\n<p>\u30bf\u30a4\u30de\u30fc\u5272\u308a\u8fbc\u307f\u306b\u3064\u3044\u3066\u306f\u9ad8\u30ec\u30d9\u30ebAPI\u304c\u5b58\u5728\u3059\u308b\u306e\u3067\u305d\u308c\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u305f\u3002<br \/>\nstatic\u95a2\u6570\u3068\u306e\u4ed8\u304d\u5408\u3044\u65b9\u3092\u8003\u616e\u3059\u308c\u3070\u3001\u4ed8\u304d\u5408\u3044\u65b9\u306f\u305d\u308c\u307b\u3069\u96e3\u3057\u304f\u306a\u3044\u3002<\/p>\n<p>Adafruit\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u4f7f\u3048\u308b\u306e\u3067\u3059\u3054\u3044\u52a9\u304b\u3063\u305f\u3002<br \/>\n\u3042\u3068\u306fMIDI\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u30d1\u30fc\u30b7\u30f3\u30b0\u306f\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u308b\u3057\u3001\u697d\u3067\u306f\u3042\u308b\u3002<\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\n\r\n#include &lt;Arduino.h&gt;;\r\n#include &lt;Adafruit_TinyUSB.h&gt;;\r\n#include &lt;MIDI.h&gt;;\r\n\r\n\/\/ USB MIDI object\r\nAdafruit_USBD_MIDI usb_midi;\r\n\r\n\/\/ Create a new instance of the Arduino MIDI Library,\r\n\/\/ and attach usb_midi as the transport.\r\nMIDI_CREATE_INSTANCE(Adafruit_USBD_MIDI, usb_midi, MIDI);\r\n\r\nint led = 25;\r\nint cnt=0;\r\nbool led_on=false;\r\nint note_no=0;\r\n\r\nstruct repeating_timer st_tm1ms;\r\nbool tm1ms(struct repeating_timer *t) {\r\n    const int led_time=1000;\r\n    if( cnt &gt; led_time){\r\n        if(led_on==false){\r\n            note_no=random(20, 70);\r\n            digitalWrite(led, HIGH); \/\/ turn the LED on (HIGH is the voltage level)\r\n            MIDI.sendNoteOn(note_no, 127, 1);\r\n            led_on=true;\r\n        }\r\n        else{\r\n            digitalWrite(led, LOW); \/\/ turn the LED off by making the voltage LOW\r\n            MIDI.sendNoteOff(note_no, 0, 1);\r\n            led_on=false;\r\n        }\r\n        cnt-=led_time;\r\n    }\r\n    cnt++;\r\n\r\n    \/\/\u56fa\u5b9a\u5024\u3067True\u8fd4\u3059\u3088\u3002\r\n    return true;\r\n}\r\n\r\n\/\/ the setup routine runs once when you press reset:\r\nvoid setup() {\r\n#if defined(ARDUINO_ARCH_MBED) &amp;amp;amp;&amp;amp;amp; defined(ARDUINO_ARCH_RP2040)\r\n    \/\/ Manual begin() is required on core without built-in support for TinyUSB such as mbed rp2040\r\n    TinyUSB_Device_Init(0);\r\n#endif\r\n    MIDI.begin(MIDI_CHANNEL_OMNI);\r\n    while( !TinyUSBDevice.mounted() )\r\n        delay(1);\r\n\r\n    \/\/ initialize the digital pin as an output.\r\n    pinMode(led, OUTPUT);\r\n\r\n    \/\/\u5272\u308a\u8fbc\u307f\u547d\u4ee4\r\n    add_repeating_timer_us(1000, tm1ms, NULL, &amp;amp;amp;st_tm1ms); \/\/ \u30bf\u30a4\u30de\u30fc\u5272\u308a\u8fbc\u307f\u8d77\u52d5(2ms)\r\n}\r\n\r\n\/\/ the loop routine runs over and over again forever:\r\nvoid loop() {\r\n\r\n}\r\n\r\n<\/pre>\n<h3>\u53c2\u8003\u8cc7\u6599<\/h3>\n<p><a href=\"https:\/\/github.com\/adafruit\/Adafruit_TinyUSB_Arduino\/tree\/master\/examples\/MIDI\/midi_test\">Adafruit_TinyUSB_Arduino\/examples\/MIDI\/midi_test at master \u00b7 adafruit\/Adafruit_TinyUSB_Arduino (github.com)<\/a><\/p>\n<p><a href=\"http:\/\/radiopench.blog96.fc2.com\/blog-entry-1179.html\">\u30e9\u30b8\u30aa\u30da\u30f3\u30c1 Raspberry Pi Pico\u306772LED\u306e\u30af\u30ea\u30b9\u30de\u30b9\u30c4\u30ea\u30fc\u30a4\u30eb\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b (fc2.com)<\/a><\/p>\n<p><a href=\"https:\/\/raspberrypi.github.io\/pico-sdk-doxygen\/group__repeating__timer.html\">Raspberry Pi Pico SDK: repeating_timer<\/a><\/p>\n<h3>\u5c11\u3057\u6c17\u3092\u3064\u3051\u305f\u307b\u3046\u304c\u3088\u3055\u305d\u3046\u306a\u9805\u76ee<\/h3>\n<p><a href=\"https:\/\/garretlab.web.fc2.com\/arduino\/lab\/millis\/\">millis()\u306e\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc (fc2.com)<\/a><\/p>\n<p>\u7d4c\u904e\u79d2\u6570\u3092\u8abf\u3079\u308b\u306e\u3067\u3001\u3053\u3046\u3044\u3046\u9805\u76ee\u304c\u5fc5\u8981\u306b\u306a\u3063\u3066\u304d\u305d\u3046\u3002<\/p>\n<p><a href=\"http:\/\/www.musashinodenpa.com\/arduino\/ref\/index.php?f=0&amp;pos=2555\">Arduino \u65e5\u672c\u8a9e\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9 (musashinodenpa.com)<\/a><\/p>\n<p>\u30df\u30ea\u79d2\u306e\u307b\u304b\u306b\u30ca\u30ce\u79d2\u3082\u8a08\u7b97\u3067\u304d\u308b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6b21\u306f\u30bf\u30a4\u30de\u5272\u308a\u8fbc\u307f\uff0bMIDI\u51fa\u529b \u305f\u307e\u306b\u5272\u308a\u8fbc\u307f\u306e\u3068\u304d\u306f\u7279\u5b9a\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u4f7f\u3048\u306a\u3044\u306a\u3093\u3066\u3053\u3068\u3082\u3042\u308b\u306e\u3067\u3001 \u554f\u984c\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u3044\u305f\u3002 \u30bf\u30a4\u30de\u30fc\u5272\u308a\u8fbc\u307f\u306b\u3064\u3044\u3066\u306f\u9ad8\u30ec\u30d9\u30ebAPI\u304c\u5b58\u5728\u3059\u308b\u306e&hellip; <span class=\"clear\"><\/span><a href=\"https:\/\/machiaworx.net\/?p=1592\" class=\"more-link read-more\" rel=\"bookmark\"><span class=\"screen-reader-text\">\u30cf\u30fc\u30c9\u30b7\u30fc\u30b1\u30f3\u30b5\u958b\u767a\u3002\uff08\u305d\u306e\uff12\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0\u691c\u8a3c\u306e\u7d9a\u304d\uff09<\/span><i class=\"fa fa-arrow-right\"><\/i> \u306e\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,23,4],"tags":[],"class_list":["post-1592","post","type-post","status-publish","format-standard","hentry","category-synth-dev","category-embed","category-pgm"],"_links":{"self":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/1592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1592"}],"version-history":[{"count":9,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/1592\/revisions"}],"predecessor-version":[{"id":1625,"href":"https:\/\/machiaworx.net\/index.php?rest_route=\/wp\/v2\/posts\/1592\/revisions\/1625"}],"wp:attachment":[{"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machiaworx.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}