main.cpp

00001 /* SpwfInterface NetworkSocketAPI Example Program
00002  * Copyright (c) 2015 ARM Limited
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #include "mbed.h"
00018 #include "SpwfInterface.h"
00019 #include "TCPSocket.h"
00020 
00021 
00022 
00023 //------------------------------------
00024 // Hyperterminal configuration
00025 // 9600 bauds, 8-bit data, no parity
00026 //------------------------------------
00027 
00028 Serial pc(USBTX, USBRX);
00029 DigitalOut myled(LED1);
00030 
00031 /*************************************
00032 //FRDM-K64: D9->UART1_TX, D7->UART1_RX
00033 Pin connections:
00034     FRDM      IDW01M1
00035    ------    ---------
00036     +3v3 <--> +3v3
00037     GND  <--> GND
00038     D9   <--> D8
00039     D7   <--> D2
00040 
00041 SpwfSAInterface spwf(D9, D7, false);
00042 *************************************/
00043 /*************************************
00044 //LPCXpresso11U68: D9->UART1_TX, D7->UART1_RX
00045 Pin connections:
00046     LPC      IDW01M1
00047    ------    ---------
00048     +3v3 <--> +3v3
00049     GND  <--> GND
00050     A1   <--> D8
00051     A2   <--> D2
00052 
00053 SpwfSAInterface spwf(A1, A2, false);
00054 *************************************/
00055 
00056 //NUCLEO: D8->UART1_TX (PA_9), D2->UART1_RX (PA_10)
00057 SpwfSAInterface spwf(D8, D2, false);
00058 
00059 int main() {
00060     int err;    
00061     char * ssid = "STM";
00062     char * seckey = "STMDemo";  
00063     
00064     pc.printf("\r\nX-NUCLEO-IDW01M1 mbed Application\r\n");     
00065     pc.printf("\r\nconnecting to AP\r\n");
00066             
00067     if(spwf.connect(ssid, seckey, NSAPI_SECURITY_WPA2)) {      
00068         pc.printf("\r\nnow connected\r\n");
00069     } else {
00070         pc.printf("\r\nerror connecting to AP.\r\n");
00071         return -1;
00072     }   
00073 
00074     const char *ip = spwf.get_ip_address();
00075     const char *mac = spwf.get_mac_address();
00076     
00077     pc.printf("\r\nIP Address is: %s\r\n", (ip) ? ip : "No IP");
00078     pc.printf("\r\nMAC Address is: %s\r\n", (mac) ? mac : "No MAC");    
00079     
00080     SocketAddress addr(&spwf, "st.com");   
00081     pc.printf("\r\nst.com resolved to: %s\r\n", addr.get_ip_address());    
00082 
00083     pc.printf("\r\nconnecting to http://4.ifcfg.me\r\n");
00084     
00085     TCPSocket socket(&spwf);
00086     err = socket.connect("4.ifcfg.me", 23);
00087     if(err!=0) 
00088     {
00089       pc.printf("\r\nCould not connect to Socket, err = %d!!\r\n", err); 
00090       return -1;
00091     } else pc.printf("\r\nconnected to host server\r\n"); 
00092     
00093     char buffer[100];
00094     int count = 0;
00095     pc.printf("\r\nReceiving Data\r\n"); 
00096     count = socket.recv(buffer, sizeof buffer);
00097     
00098     if(count > 0)
00099     {
00100         buffer [count]='\0';
00101         printf("%s\r\n", buffer);  
00102     }
00103     else pc.printf("\r\nData not received\r\n");
00104 
00105     pc.printf("\r\nClosing Socket\r\n");
00106     socket.close();
00107     pc.printf("\r\nUnsecure Socket Test complete.\r\n");
00108     printf ("Socket closed\n\r");
00109     spwf.disconnect();
00110     printf ("WIFI disconnected, exiting ...\n\r");
00111 
00112     while(1) { 
00113       wait(1);
00114       myled = !myled;
00115     }
00116 }