Liyou Zhou / Mbed 2 deprecated Wifly_Xively_HelloWorld

Use Seeed Wifi shield and WiflyInterface to send current time to the Xively Service

Dependencies:   WiflyInterface libxively mbed

Fork of Wifly_HelloWorld by Samuel Mokrani

main.cpp@6:3c44af154da8, 2013-11-09 (annotated)

Committer:
lz307
Date:
Sat Nov 09 01:02:05 2013 +0000
Revision:
6:3c44af154da8
Parent:
5:867d16e948eb 
Use the Seeed wifi shield and WiflyInterface to send the current time to the Xively Service.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
samux 0:90ba0f51aa64 1 #include "mbed.h"
samux 3:3b84102f022e 2 #include "WiflyInterface.h"
lz307 6:3c44af154da8 3 #include "xively.h"
lz307 6:3c44af154da8 4 #include "xi_err.h"
lz307 6:3c44af154da8 5
lz307 6:3c44af154da8 6 #define XI_FEED_ID 273104668 // set Xively Feed ID (numerical, no quoutes)
lz307 6:3c44af154da8 7 #define XI_API_KEY "Your API Key" // set Xively API key (double-quoted string)
samux 1:49e1e9ed6e39 8
samux 1:49e1e9ed6e39 9 Serial pc(USBTX, USBRX);
samux 1:49e1e9ed6e39 10
samux 1:49e1e9ed6e39 11 /* wifly object where:
samux 1:49e1e9ed6e39 12 * - p9 and p10 are for the serial communication
samux 3:3b84102f022e 13 * - p25 is for the reset pin
samux 3:3b84102f022e 14 * - p26 is for the connection status
samux 1:49e1e9ed6e39 15 * - "mbed" is the ssid of the network
samux 1:49e1e9ed6e39 16 * - "password" is the password
samux 5:867d16e948eb 17 * - WPA is the security
samux 1:49e1e9ed6e39 18 */
lz307 6:3c44af154da8 19 WiflyInterface eth(p9, p10, p25, p26, "ssid", "passwd", WPA);
lz307 6:3c44af154da8 20
lz307 6:3c44af154da8 21 int main()
lz307 6:3c44af154da8 22 {
lz307 6:3c44af154da8 23 int s = eth.init(); //Use DHCP
lz307 6:3c44af154da8 24
lz307 6:3c44af154da8 25 if( s != NULL ) {
lz307 6:3c44af154da8 26 printf( "Could not initialise. Will halt!\n" );
lz307 6:3c44af154da8 27 exit( 0 );
lz307 6:3c44af154da8 28 }
lz307 6:3c44af154da8 29
lz307 6:3c44af154da8 30 s = eth.connect();
lz307 6:3c44af154da8 31
lz307 6:3c44af154da8 32 if( s == false ) {
lz307 6:3c44af154da8 33 printf( "Could not connect. Will halt!\n" );
lz307 6:3c44af154da8 34 exit( 0 );
lz307 6:3c44af154da8 35 } else {
lz307 6:3c44af154da8 36 printf( "IP: %s\n", eth.getIPAddress() );
lz307 6:3c44af154da8 37 }
lz307 6:3c44af154da8 38
lz307 6:3c44af154da8 39 xi_feed_t feed;
lz307 6:3c44af154da8 40 memset( &feed, NULL, sizeof( xi_feed_t ) );
lz307 6:3c44af154da8 41
lz307 6:3c44af154da8 42 feed.feed_id = XI_FEED_ID;
lz307 6:3c44af154da8 43 feed.datastream_count = 1;
samux 0:90ba0f51aa64 44
lz307 6:3c44af154da8 45 feed.datastreams[0].datapoint_count = 1;
lz307 6:3c44af154da8 46 xi_datastream_t* orientation_datastream = &feed.datastreams[0];
lz307 6:3c44af154da8 47 strcpy( orientation_datastream->datastream_id, "orientation" );
lz307 6:3c44af154da8 48 xi_datapoint_t* current_orientation = &orientation_datastream->datapoints[0];
lz307 6:3c44af154da8 49
lz307 6:3c44af154da8 50 // create the cosm library context
lz307 6:3c44af154da8 51 xi_context_t* xi_context
lz307 6:3c44af154da8 52 = xi_create_context( XI_HTTP, XI_API_KEY, feed.feed_id );
lz307 6:3c44af154da8 53
lz307 6:3c44af154da8 54 // check if everything works
lz307 6:3c44af154da8 55 if( xi_context == NULL ) {
lz307 6:3c44af154da8 56 return -1;
lz307 6:3c44af154da8 57 }
lz307 6:3c44af154da8 58
lz307 6:3c44af154da8 59 while(1) {
lz307 6:3c44af154da8 60 time_t seconds = time(NULL);
lz307 6:3c44af154da8 61 char buffer[32];
lz307 6:3c44af154da8 62 // get the current time
lz307 6:3c44af154da8 63 strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds));
lz307 6:3c44af154da8 64 xi_set_value_str( current_orientation, buffer );
lz307 6:3c44af154da8 65 printf( "update...\n" );
lz307 6:3c44af154da8 66 // send to xively server
lz307 6:3c44af154da8 67 xi_feed_update( xi_context, &feed );
lz307 6:3c44af154da8 68 printf( "done...\n" );
lz307 6:3c44af154da8 69 wait( 1.0 );
lz307 6:3c44af154da8 70 }
lz307 6:3c44af154da8 71 }