Samuel Mokrani / Mbed 2 deprecated websockets_hello_world_ethernet

Websocket Hello World over an ethernet network

Dependencies:   EthernetNetIf mbed DNSResolver

main.cpp@0:dac316268a0c, 2011-08-26 (annotated)

Committer:
samux
Date:
Fri Aug 26 13:22:52 2011 +0000
Revision:
0:dac316268a0c
Child:
1:8bdf124446e1

        

        
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#include "mbed.h"





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#include "Websocket.h"





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#include "ADXL345.h"





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Serial pc(USBTX, USBRX);





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ADXL345 accelerometer(p5, p6, p7, p8);





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//Here, we create a Websocket instance in 'w' (write) mode





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//on the 'samux' channel





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Websocket ws("ws://sockets.mbed.org:444/mbed_demo/w/samux");





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int main() {





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    char json_str[100];





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    int readings[3] = {0, 0, 0};





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    pc.printf("Starting ADXL345 test...\r\n");





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    pc.printf("Device ID is: 0x%02x\r\n", accelerometer.getDevId());





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    //Go into standby mode to configure the device.





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    accelerometer.setPowerControl(0x00);





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    //Full resolution, +/-16g, 4mg/LSB.





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    accelerometer.setDataFormatControl(0x0B);





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    //3.2kHz data rate.





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    accelerometer.setDataRate(ADXL345_3200HZ);





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    //Measurement mode.





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    accelerometer.setPowerControl(0x08);





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    while (1) {





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        while(!ws.connect())





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            pc.printf("cannot connect websocket, retrying\r\n");





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        while (1) {





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            wait(0.1);





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            //we read accelerometers values





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            accelerometer.getOutput(readings);





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            //Here, we format the string we will be sending to the server





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            //the format we are sending in is JSON





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            sprintf(json_str, "{\"id\":\"wifly_acc\",\"ax\":\"%d\",\"ay\":\"%d\",\"az\":\"%d\"}", (int16_t)readings[0], (int16_t)readings[1], (int16_t)readings[2]);





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            ws.Send(json_str);





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        }





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    }





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}