Diff: InternetDispBoB.cpp

Revision:

1:ec03de8ed408

Child:

2:2707a70078ac

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/InternetDispBoB.cpp	Thu Jul 07 12:16:01 2011 +0000
@@ -0,0 +1,55 @@
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "HTTPClient.h"
+#include "dispBoB.h"
+
+EthernetNetIf eth; 
+HTTPClient http;
+Serial pc(USBTX, USBRX);
+dispBoB db(p28, p27, p26);
+  
+int main() {
+
+    printf("Start\n\r");
+    printf("\r\nSetting up...\r\n");
+    
+    EthernetErr ethErr = eth.setup();                   //Setup ethernet connection
+    if(ethErr) { 
+        printf("Error %d in setup.\n\r", ethErr);
+        return -1;
+    }
+    printf("\r\nSetup OK\r\n");
+    
+    db.init();                                          //initialise screen
+    db.cls();
+    
+    HTTPText txt;                                       //instantiate HTTPStream object
+    while(1){
+        HTTPResult r = http.get("http://www.mbed.webatu.com/messageEcho.php", &txt);   //load page into buffer
+        if(r==HTTP_OK){
+            string str = txt.gets();                    //fetch string and store in str
+             
+            size_t length;                              //make some variables
+            char buffer[100];
+             
+            size_t found=str.find("<");                 //tell me where '<' first appears
+            if(found!=string::npos){   
+                length=str.copy(buffer,int(found),0);   //copy everything from start of string up until '<' character and return length
+                buffer[length]='\0';                    //null terminate my buffer
+                string dispString = buffer;             //convert buffer from type char* to string
+                db.scroll(dispString, 0.2);              //scroll "FTSE100" across the screen
+            }   
+        } else {
+            pc.printf("Error\n\r");                     //just in case
+        }
+        wait(2);                                        //wait 2 seconds before looping, so we don't pester the servers too much
+    }
+}
+
+
+
+
+
+
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+