An example program that establishes a read-only web socket connection, and echos everything it sees to the LCD
Dependencies: C12832_lcd SprintUSBModem WebSocketClient mbed-rtos mbed
Fork of SprintUSBModemWebsocketTest-Temp by
main.cpp
00001 #include "mbed.h" 00002 #include "SprintUSBModem.h" 00003 #include "Websocket.h" 00004 #include "C12832_lcd.h" 00005 00006 void test(void const*) 00007 { 00008 00009 SprintUSBModem modem; 00010 // Send messages at http://sockets.mbed.org/demo/sender 00011 Websocket ws("ws://sockets.mbed.org:443/ws/demo/ro"); 00012 00013 char recv[128]; 00014 00015 modem.power(true); 00016 00017 int ret = modem.connect(); 00018 if(ret) { 00019 printf("Could not connect\r\n"); 00020 return; 00021 } 00022 00023 bool c = ws.connect(); 00024 printf("Connect result: %s\r\n", c?"OK":"Failed"); 00025 00026 C12832_LCD lcd; 00027 lcd.cls(); 00028 00029 while (1) { 00030 00031 if (ws.read(recv)) { 00032 printf("rcv: %s\r\n", recv); 00033 lcd.cls(); 00034 lcd.locate(0,3); 00035 lcd.printf(recv); 00036 } 00037 00038 Thread::wait(1000); 00039 } 00040 00041 modem.disconnect(); 00042 00043 printf("Disconnected\r\n"); 00044 00045 modem.power(false); 00046 00047 printf("Powered off\r\n"); 00048 00049 } 00050 00051 00052 int main() 00053 { 00054 DBG_INIT(); 00055 DBG_SET_SPEED(115200); 00056 DBG_SET_NEWLINE("\r\n"); 00057 Thread testTask(test, NULL, osPriorityNormal, 1024 * 5); 00058 DigitalOut led(LED1); 00059 while(1) { 00060 led=!led; 00061 Thread::wait(1000); 00062 } 00063 00064 return 0; 00065 }
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