demo of the murata wifi chip. This demo tries to connect to an open wifi access point and prints out all the relevant information about the connection. It then scans all wifi access points nearby and reports their information.

Dependencies:   SNICInterface mbed-rtos mbed

Fork of SNIC-xively-jumpstart-demo by muRata

main.cpp

Committer:
xively
Date:
2013-10-11
Revision:
8:81743e1228a7
Parent:
7:0eff5db44b8b
Parent:
6:9e4f4a8c1829
Child:
9:c5dc85d192e2

File content as of revision 8:81743e1228a7:

#include "mbed.h"
#include "EthernetInterface.h"

#define XI_FEED_ID 128488 // set Xively Feed ID (numerical, no quoutes
#define XI_API_KEY "T4KXAH_dasgw1PWBPc3fdsfsdgsdy-dUc4ND0g" // set Xively API key (double-quoted string) 

#include "app_board_io.h"

#define XI_DEBUG_PRINTF lcd_printf
#define XI_DEBUG_OUTPUT 1
#define XI_DEBUG_ASSERT 0

#include "xively.h"
#include "xi_err.h"

MMA7660 axl(p28, p27);
LM75B tmp(p28, p27);

int main() {
    
    EthernetInterface eth;
    
    int s = eth.init(); //Use DHCP
    
    if( s != NULL )
    {
        lcd_printf( "Could not initialise. Will halt!\n" );        
        exit( 0 );
    }    
        
    s = eth.connect();
    
    if( s != NULL )
    {
        lcd_printf( "Could not connect. Will halt!\n" );
        exit( 0 );
    }
    else 
    {
        lcd_printf( "IP: %s\n", eth.getIPAddress() );    
    }
    
    xi_feed_t feed;
    memset( &feed, NULL, sizeof( xi_feed_t ) );
    
    feed.feed_id = XI_FEED_ID;
    feed.datastream_count = 3;
    
    feed.datastreams[0].datapoint_count = 1;
    xi_datastream_t* orientation_datastream = &feed.datastreams[0];
    strcpy( orientation_datastream->datastream_id, "orientation" );
    xi_datapoint_t* current_orientation = &orientation_datastream->datapoints[0];

    feed.datastreams[1].datapoint_count = 1;
    xi_datastream_t* side_rotation_datastream = &feed.datastreams[1];
    strcpy( side_rotation_datastream->datastream_id, "side_rotation" );
    xi_datapoint_t* current_side_rotation = &side_rotation_datastream->datapoints[0];
    
    feed.datastreams[2].datapoint_count = 1;
    xi_datastream_t* temperature_datastream = &feed.datastreams[2];
    strcpy( temperature_datastream->datastream_id, "temperature" );
    xi_datapoint_t* current_temperature = &temperature_datastream->datapoints[0];
    
    // create the cosm library context
    xi_context_t* xi_context
        = xi_create_context( XI_HTTP, XI_API_KEY, feed.feed_id );

    // check if everything works
    if( xi_context == NULL )
    {
        return -1;
    }
    
    lcd_printf("feed:%d datastreams:[%s,%s]\n", feed.feed_id,
                    orientation_datastream->datastream_id,
                    side_rotation_datastream->datastream_id);

    while(1) {
      
      switch( axl.getSide() ) {
        case MMA7660::Front:
          xi_set_value_str( current_side_rotation, "front" );
          break;
        case MMA7660::Back:
          xi_set_value_str( current_side_rotation, "back" );
          break;
        default:
          xi_set_value_str( current_side_rotation, "unknown" );
          break;
      }
      
      switch( axl.getOrientation() ) {
        case MMA7660::Down:
          lcd_printf("down %s\n",
            (axl.getSide() == MMA7660::Front ? "front" : "back"));
          xi_set_value_str( current_orientation, "down" );
          break;
        case MMA7660::Up:
           lcd_printf("up %s\n",
            (axl.getSide() == MMA7660::Front ? "front" : "back"));
           xi_set_value_str( current_orientation, "up" );
           break;
        case MMA7660::Right:
          lcd_printf("right %s\n",
            (axl.getSide() == MMA7660::Front ? "front" : "back"));
          xi_set_value_str( current_orientation, "right" );
          break;
        case MMA7660::Left:
          lcd_printf("left %s\n",
            (axl.getSide() == MMA7660::Front ? "front" : "back"));
          xi_set_value_str( current_orientation, "left" );
          break;
        default: 
          xi_set_value_str( current_orientation, "unknown" );
          break;
      }
      
      xi_set_value_f32( current_temperature, tmp.read() );
        
      lcd_printf( "update...\n" );
      xi_feed_update(xi_context, &feed);
      lcd_printf( "done...\n" );
      
      wait( 15.0 );
    }
}