WebSocket Hello World using the wifly interface
Dependencies: WebSocketClient WiflyInterface mbed
Deprecated
This is an mbed 2 example. For an mbed OS 5 WiFi example, see:
[Repository '/teams/mbed-os-examples/code/mbed-os-example-wifi/docs/tip/' not found]
main.cpp
- Committer:
- sam_grove
- Date:
- 2013-10-25
- Revision:
- 4:ef7d3e5f4b10
- Parent:
- 3:f38ab577e979
File content as of revision 4:ef7d3e5f4b10:
#include "mbed.h" #include "WiflyInterface.h" #include "Websocket.h" Ticker flash; DigitalOut led(LED1); void flashLED(void){led = !led;} /* wifly interface: * - p9 and p10 are for the serial communication * - p19 is for the reset pin * - p26 is for the connection status * - "mbed" is the ssid of the network * - "password" is the password * - WPA is the security */ WiflyInterface wifly(p9, p10, p30, p29, "mbed", "password", WPA); int main() { flash.attach(&flashLED, 1.0f); wifly.init(); //Use DHCP while(!wifly.connect()); printf("IP Address: %s\n", wifly.getIPAddress()); // view @ http://sockets.mbed.org/demo/viewer Websocket ws("ws://sockets.mbed.org:443/ws/demo/rw"); while (!ws.connect()); char str[100]; for(int i=0; i<0x7fffffff; ++i) { // string with a message sprintf(str, "%d WebSocket Hello World over Wifi", i); ws.send(str); // clear the buffer and wait a sec... memset(str, 0, 100); wait(0.5f); // websocket server should echo whatever we sent it if (ws.read(str)) { printf("rcv'd: %s\n", str); } } ws.close(); wifly.disconnect(); while(true); }