{"id":99251,"date":"2024-03-22T00:43:30","date_gmt":"2024-03-21T15:43:30","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%82%b7%e3%83%aa%e3%82%a2%e3%83%ab%e3%83%9d%e3%83%bc%e3%83%88%e3%81%8b%e3%82%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e8%aa%ad%e3%81%bf%e5%8f%96%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-05T13:04:56","modified_gmt":"2024-04-05T04:04:56","slug":"java%e3%81%a7%e3%82%b7%e3%83%aa%e3%82%a2%e3%83%ab%e3%83%9d%e3%83%bc%e3%83%88%e3%81%8b%e3%82%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e8%aa%ad%e3%81%bf%e5%8f%96%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java%e3%81%a7%e3%82%b7%e3%83%aa%e3%82%a2%e3%83%ab%e3%83%9d%e3%83%bc%e3%83%88%e3%81%8b%e3%82%89%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e8%aa%ad%e3%81%bf%e5%8f%96%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"java\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5"},"content":{"rendered":"

Java \u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u306b\u306f\u3001RXTXComm \u30e9\u30a4\u30d6\u30e9\u30ea\u307e\u305f\u306f jSerialComm \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002<\/p>\n

    \n
  1. RXTXcomm\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u4f7f\u7528\uff1a<\/li>\n
  2. RXTXcomm\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001Java\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306bRXTXcomm.jar\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n
  3. CommPortIdentifier\u30af\u30e9\u30b9\u306egetPortIdentifiers()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u3059\u3079\u3066\u306e\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n
  4. \u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30ea\u30b9\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3057\u3001CommPortIdentifier\u30af\u30e9\u30b9\u306e getName() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u540d\u524d\u3092\u53d6\u5f97\u3059\u308b\u3002<\/li>\n
  5. \u6307\u5b9a\u3057\u305f\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092CommPortIdentifier\u30af\u30e9\u30b9\u306eopen()\u30e1\u30bd\u30c3\u30c9\u3067\u958b\u304d\u3001SerialPort\u30af\u30e9\u30b9\u306egetInputStream()\u30e1\u30bd\u30c3\u30c9\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u5165\u529b\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u53d6\u5f97\u3059\u308b\u3002<\/li>\n
  6. \u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30c7\u30fc\u30bf\u306f\u3001getInputStream()\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u3044\u3066\u8aad\u307f\u8fbc\u307f\u3001\u51e6\u7406\u3055\u308c\u307e\u3059\u3002<\/li>\n
  7. \u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/li>\n
  8. GNU.io.CommPortIdentifier\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002
    \nGNU.io.SerialPort\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002java.io.InputStream\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002
    \njava.util.Enumeration\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n

    public class SerialPortReader\u306e\u8a18\u8ff0\u3067\u3059\u3002<\/p>\n

    public static void main(String[] args)\u306e\u8a18\u8ff0\u3067\u3059\u3002
    \nCommPortIdentifier\u306e\u30dd\u30fc\u30c8\u8b58\u5225\u5b50\u3092\u5217\u6319\u3057\u307e\u3059\u3002
    \n\u30dd\u30fc\u30c8\u8b58\u5225\u5b50\u306b\u8981\u7d20\u304c\u3042\u308b\u9650\u308a\u3001\u7e70\u308a\u8fd4\u3057\u307e\u3059\u3002
    \nCommPort\u8b58\u5225\u5b50\u306fCommPort\u8b58\u5225\u5b50\u578b\u306enextElement\u306b\u306a\u308a\u307e\u3059\u3002
    \n\u30dd\u30fc\u30c8\u306e\u7a2e\u985e\u304cCommPort\u8b58\u5225\u5b50\u306ePORT_SERIAL\u3067\u3042\u308c\u3070\u3001
    \n\u300c\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u767a\u898b: ” + \u30dd\u30fc\u30c8\u8b58\u5225\u5b50\u306egetName()\u300d\u3068\u51fa\u529b\u3057\u307e\u3059\u3002
    \n\u30dd\u30fc\u30c8\u8b58\u5225\u5b50\u306eopen(“SerialPortReader”, 2000)\u304c\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3067\u3059\u3002
    \n\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306egetInputStream\u304c\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u3059\u3002
    \ndata\u306fint\u578b\u3067\u3059\u3002
    \ndata = \u30b9\u30c8\u30ea\u30fc\u30e0.read()\u306e\u7d50\u679c\u304c-1\u51fa\u306a\u3044\u9650\u308a\u3001\u7e70\u308a\u8fd4\u3057\u307e\u3059\u3002
    \n\/\/ \u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u8aad\u307f\u8fbc\u307e\u308c\u305f\u30c7\u30fc\u30bf\u306e\u51e6\u7406
    \n\u300c\u53d7\u4fe1\u30c7\u30fc\u30bf: ” + data\u300d\u3068\u51fa\u529b\u3057\u307e\u3059\u3002
    \n\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8.close()\u3057\u307e\u3059\u3002
    \nException e\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001e.printStackTrace()\u3057\u307e\u3059\u3002<\/li>\n

  9. \u4f7f\u7528jSerialComm\u5e93\uff1a<\/li>\n
  10. jSerialComm\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001Java\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067jSerialComm.jar\u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n
  11. SerialPort.getCommPorts()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u5168\u3066\u306e\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3059\u308b<\/li>\n
  12. \u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30ea\u30b9\u30c8\u3092\u5de1\u56de\u3057\u3001SerialPort.getCommPort()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u6307\u5b9a\u3055\u308c\u305f\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n
  13. \u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306eopenPort()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092\u958b\u304d\u3001SerialPort.getInputStream()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u5165\u529b\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/li>\n
  14. \u53d7\u4fe1\u30b9\u30c8\u30ea\u30fc\u30e0\u306eread()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u306e\u30c7\u30fc\u30bf\u3092\u62fe\u3044\u3065\u304b\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n
  15. \u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u4f8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n
  16. import com.fazecast.jSerialComm.SerialPort;import java.io.InputStream;\n

    public class SerialPortReader {<\/p>\n

    public static void main(String[] args) {
    \nSerialPort[] serialPorts = SerialPort.getCommPorts();
    \nfor (SerialPort serialPort : serialPorts) {
    \nSystem.out.println(“Found serial port: ” + serialPort.getDescriptivePortName());
    \nserialPort.openPort();
    \nInputStream inputStream = serialPort.getInputStream();
    \ntry {
    \nint data;
    \nwhile ((data = inputStream.read()) != -1) {
    \n\/\/ \u5904\u7406\u8bfb\u53d6\u5230\u7684\u4e32\u53e3\u6570\u636e
    \nSystem.out.println(“Received data: ” + data);
    \n}
    \n} catch (Exception e) {
    \ne.printStackTrace();
    \n}
    \nserialPort.closePort();
    \n}
    \n}
    \n}<\/li>\n<\/ol>\n

    \u5b9f\u969b\u306e\u4f7f\u7528\u6642\u306b\u306f\u3001\u4f7f\u7528\u3059\u308b\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u30c7\u30d0\u30a4\u30b9\u3084\u30c7\u30fc\u30bf\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u5408\u308f\u305b\u3066\u9069\u5207\u306a\u8a2d\u5b9a\u3068\u51e6\u7406\u3092\u65bd\u3059\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u3053\u3053\u3067\u306f\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u307f\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    Java \u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u306b\u306f\u3001RXTXComm \u30e9\u30a4\u30d6\u30e9\u30ea\u307e\u305f\u306f jSerialComm \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002 RXTXcomm\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u4f7f\u7528\uff1a RXTXcomm\u30e9 […]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-99251","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\njava\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"java\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"Java \u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u306b\u306f\u3001RXTXComm \u30e9\u30a4\u30d6\u30e9\u30ea\u307e\u305f\u306f jSerialComm \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002 RXTXcomm\u30e9\u30a4\u30d6\u30e9\u30ea\u30fc\u3092\u4f7f\u7528\uff1a RXTXcomm\u30e9 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java\u3067\u30b7\u30ea\u30a2\u30eb\u30dd\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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