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原因追及記載

2017/07/23 04:34

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beansan

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@@ -291,3 +291,213 @@
 ```
 〇JavaScriptファイルとCSSファイルは文字数制限に引っかかったため省略します。（必要でしたら別質問にて提示します。）
+→原因追及結果
+ シリアルモニタを用いて原因追及を行っています。
+```ここに言語を入力
+#include <SPI.h>
+#include <Ethernet2.h>
+#include <SD.h>
+char *FILENAME="system_terminal.html";
+// Enter a MAC address and IP address for your controller below.
+// The IP address will be dependent on your local network:
+byte mac[] = {
+  0x90, 0xA2, 0xDA, 0x10, 0xBF, 0x98
+};
+IPAddress ip(192, 168, 100, 222);
+// Initialize the Ethernet server library
+// with the IP address and port you want to use
+// (port 80 is default for HTTP):
+EthernetServer server(80);
+void setup() {
+  // Open serial communications and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for Leonardo only
+  }
+  // start the Ethernet connection and the server:
+  Ethernet.begin(mac, ip);
+  server.begin();
+  Serial.print("server is at ");
+  Serial.println(Ethernet.localIP());
+}
+void loop() {
+  // listen for incoming clients
+  EthernetClient client = server.available();
+  if (client) {
+    Serial.println("new client");
+    boolean currentLineIsBlank = true;
+    while (client.connected()) {
+      if (client.available()) {
+        char c = client.read();
+        //Serial.println('111');
+        Serial.write(c);
+        //Serial.println('222');
+        if (c == '\n' && currentLineIsBlank) {
+          //Serial.println('333');
+          client.println("HTTP/1.1 200 OK");
+          client.println("Content-Type: text/html");
+          client.println("Connection: close");
+          client.println();
+          Serial.print('4');
+          File file;
+          file = SD.open(FILENAME,FILE_READ);
+          Serial.print('5');
+          if(file){
+            while(file.available()){
+              Serial.print(file.position());
+              Serial.print('6');
+              char buff=file.read();
+              Serial.print(buff);
+              client.write(buff);
+            }
+          }else{
+            Serial.println("Error!!");
+          }
+          file.close();
+          //client.write(file);
+          //break;
+        }
+        if (c == '\n') {
+          currentLineIsBlank = true;
+        }
+        else if (c != '\r') {
+          currentLineIsBlank = false;
+        }
+      }
+    }
+    delay(1);
+    client.stop();
+    Serial.println("client disconnected");
+  }
+}
+```
+```ここに言語を入力
+server is at 192.168.100.222
+new client
+GET / HTTP/1.1
+Host: 192.168.100.222
+Connection: keep-alive
+Cache-Control: max-age=0
+Upgrade-Insecure-Requests: 1
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36
+Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
+Accept-Encoding: gzip, deflate
+Accept-Language: ja,en-US;q=0.8,en;q=0.6
+45Error!!
+```
+SDカード内のファイルを開封できていない可能性があります。