main.cpp

00001 #include "mbed.h"
00002 #include "EthernetInterface.h"
00003 #include "Adafruit_SSD1306.h"
00004 #include "HTTPClient.h"
00005 
00006 
00007 #if defined(TARGET_WIZWIKI_W7500)||defined(TARGET_WIZWIKI_W7500P)
00008     uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x53, 0xAE, 0x90};
00009 #endif
00010 // W7500 onboard LED & Init
00011 DigitalOut rled(LED1,1);
00012 DigitalOut gled(LED2,0);
00013 DigitalOut bled(LED3,1);
00014 AnalogIn Sensor(A0);
00015 // I2C Class
00016 I2C i2c(PA_10,PA_9);
00017 
00018 // OLED Class   
00019 Adafruit_SSD1306_I2c gOled(i2c,NC,0x78,64,128);
00020 Serial pc(USBTX, USBRX);
00021 
00022 EthernetInterface eth;
00023 
00024 // Declare TCP Connection Class
00025 TCPSocketConnection sock;
00026 
00027 DigitalOut myled(D1);
00028 
00029 
00030 
00031 int main() {
00032    
00033 
00034    
00035    int phy_link;
00036     printf("Wait a second...\r\n");
00037 
00038    eth.init(mac_addr);     //Use DHCP
00039 
00040 printf("Check Ethernet Link\r\n");
00041     /*while(1) //Wait link up
00042     {
00043         if(eth.link() == true) 
00044             break;
00045     }*/
00046     printf("Link up\r\n");
00047 
00048     eth.connect();
00049     
00050       printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
00051         printf("MASK Address is %s\r\n\r\n", eth.getNetworkMask());
00052         printf("GATEWAY Address is %s\r\n\r\n", eth.getGateway());
00053         printf("MAC Address is %s\r\n\r\n", eth.getMACAddress());
00054         while(1){
00055         // TCP socket connect to openweather server 
00056         //TCPSocketConnection sock;
00057         char send_data[1024];
00058         int CDS_data=3000;
00059         sock.connect("api.thingspeak.com", 80);
00060         
00061          sprintf(send_data, "GET http://api.thingspeak.com/update?key=0Q8S3KCULT7GUDVR&field1=%d HTTP/1.0\n\n",CDS_data);
00062         // GET method, to request weather forecast  
00063        // char http_cmd[] = "GET /update?api_key=0Q8S3KCULT7GUDVR&field1=2000 HTTP/1.0\n\n";
00064         
00065            
00066         sock.send_all(send_data, sizeof(send_data)-1);
00067         
00068         // get data into buffer
00069         char buffer[2048];
00070         int ret;
00071         while (true) {
00072             ret = sock.receive(buffer, sizeof(buffer)-1);
00073             if (ret <= 0)
00074                 break;
00075             buffer[ret] = '\0';
00076             printf("Received %d chars from server: %s\n", ret, buffer);     
00077         }
00078         printf("\r\n\r\n");
00079       }
00080 }