Diff: main.cpp

Revision:

15:c4e32b8b8130

Parent:

13:6396875b2889

Child:

16:60040aaa87df

--- a/main.cpp	Tue Apr 18 01:42:25 2017 +0000
+++ b/main.cpp	Tue Jun 13 03:55:46 2017 +0000
@@ -3,9 +3,8 @@
 #include "Adafruit_SSD1306.h"
    
 // W7500 onboard LED & Init
-DigitalOut rled(LED1,1);
 DigitalOut gled(LED2,0);
-DigitalOut bled(LED3,1);
+
 
 // I2C Class
 I2C i2c(PA_10,PA_9);
@@ -20,47 +19,6 @@
 TCPSocketConnection sock;
 
 
-// LED desplay functions  
-void clean(){
-    rled = 0; gled = 0; bled = 0;
-}
-void clouds(){
-    rled = 1; gled = 1; bled = 1;
-}
-void thunderstorm(){
-    while(1){
-            rled = 0; gled = 0; bled = 0;
-            wait(0.5);
-            rled = 1; gled = 1; bled = 1;
-            wait(0.5);
-    };
-}
-void rain(){
-    rled = 1; gled = 1; bled = 0;
-}
-void mist(){
-    while(1){
-            rled = 1; gled = 1; bled = 0;
-            wait(0.5);
-            rled = 1; gled = 1; bled = 1;
-            wait(0.5);
-    };
-}
-void haze(){
-    rled = 0; gled = 1; bled = 0;
-}
-void fog(){
-    while(1){
-            rled = 1; gled = 0; bled = 0;
-            wait(1.0);
-            rled = 1; gled = 1; bled = 0;
-            wait(1.0);
-    };
-}
-void error(){
-    rled = 1; gled = 1; bled = 1;
-}
-
 
 int main() {
       
@@ -71,43 +29,55 @@
     uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0xff, 0xff, 0x25};   
     
     eth.init(mac_addr);     //Use DHCP
+        
+    // phy link 
+    do{
+        phy_link = eth.ethernet_link();
+        printf("...");
+        wait(2);
+    }while(!phy_link);
+    printf("\r\n");
+        
+    eth.connect();
+         
+    printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
+    printf("MASK Address is %s\r\n\r\n", eth.getNetworkMask());
+    printf("GATEWAY Address is %s\r\n\r\n", eth.getGateway());
+    printf("MAC Address is %s\r\n\r\n", eth.getMACAddress());
     
     while(1){
-        
-        // phy link 
-        do{
-            phy_link = eth.ethernet_link();
-            printf("...");
-            wait(2);
-        }while(!phy_link);
-        printf("\r\n");
-        
-        eth.connect();
-         
-        printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
-        printf("MASK Address is %s\r\n\r\n", eth.getNetworkMask());
-        printf("GATEWAY Address is %s\r\n\r\n", eth.getGateway());
-        printf("MAC Address is %s\r\n\r\n", eth.getMACAddress());
-        
         // TCP socket connect to openweather server 
         //TCPSocketConnection sock;
-        sock.connect("api.openweathermap.org", 80);
+        char http_addr[]="api.openweathermap.org";
+        int port=80;
         
+        //connect
+        ///////////////////////////////////////////////////////////
+        sock.connect(http_addr, port);
+        ////////////////////////////////////////////////////////////
         
         // GET method, to request weather forecast  
-        //char http_cmd[] = "GET /data/2.5/weather?q=Seoul,kr&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
         char http_cmd[] = "GET /data/2.5/weather?q=London,uk&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
-        //char http_cmd[] = "GET /data/2.5/weather?q=Berlin,de&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
+        
         
-        sock.send_all(http_cmd, sizeof(http_cmd)-1);
+        //send data
+        ///////////////////////////////////////////////////////
+
+        ///////////////////////////////////////////////////////
         
         // get data into buffer
         char buffer[2048];
         int ret;
         while (true) {
-            ret = sock.receive(buffer, sizeof(buffer)-1);
-            if (ret <= 0)
-                break;
+            // break the while(), when don't received tha data
+            // save the data to buffer
+            // save the return value to ret
+            //receive data
+            //////////////////////////////////////////////////////
+ 
+ 
+ 
+            ////////////////////////////////////////////////////
             buffer[ret] = '\0';
             printf("Received %d chars from server: %s\n", ret, buffer);     
         }
@@ -180,21 +150,12 @@
         gOled.display();
         gOled.setTextCursor(0,0);
         
-        //LED display rely on weather condition
-        if(strcmp(weather_con,"Clouds")==0)            clouds();
-        else if(strcmp(weather_con,"Rain")==0)         rain();
-        else if(strcmp(weather_con,"Thunderstorm")==0) thunderstorm();
-        else if(strcmp(weather_con,"Clean")==0)        clean();
-        else if(strcmp(weather_con,"Mist")==0)         mist();
-        else if(strcmp(weather_con,"Haze")==0)         haze();
-        else if(strcmp(weather_con,"Fog")==0)          fog();
-        else error();
+
     
-    
-        //Disconnection
-        sock.close();
-        eth.disconnect();
+        //close 
+        //////////////////////////////////////////////////
         
+        //////////////////////////////////////////////////
         /* 
          *    everytime in delay, request weather forecast 
          */