Bhakti Kulkarni
This code is used to transmit the temperature sensed by the mbed to the xively via wifly. The car is self controlled.
Dependencies: C12832_lcd WiflyInterface libxively mbed-rtos mbed
Fork of
Mode-1_PS2_Wifly_Xively
by 
Bhakti Kulkarni
Revision 5:efa4a9eafe7d, committed 2014-06-07
- Comitter:
- bhakti08
- Date:
- Sat Jun 07 01:04:41 2014 +0000
- Parent:
- 4:d1e0e52f7f6b
- Child:
- 6:9abfe16d39e0
- Commit message:
- IOT_Project_Xively;
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/C12832_lcd.lib Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/dreschpe/code/C12832_lcd/#468cdccff7af
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/LM75B.lib Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/chris/code/LM75B/#6a70c9303bbe
--- a/WebSocketClient.lib Fri Jun 06 13:44:53 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1 +0,0 @@ -http://mbed.org/users/samux/code/WebSocketClient/#466f90b7849a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/app_board_io.cpp Sat Jun 07 01:04:41 2014 +0000
@@ -0,0 +1,19 @@
+#include "app_board_io.h"
+#include "C12832_lcd.h"
+
+extern C12832_LCD lcd;
+
+extern "C" void lcd_printf( const char* fmt, ... )
+{
+ char buffer[ 64 ];
+
+ va_list ap;
+ va_start( ap, fmt );
+ vsnprintf( buffer, 64, fmt, ap );
+ va_end( ap );
+
+ lcd.cls();
+ lcd.locate( 0, 3 );
+ lcd.printf( buffer );
+ //wait( 1.0 );
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/app_board_io.h Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,7 @@ +#include <stdarg.h> +#include <stdio.h> + +#ifdef __cplusplus +extern "C" +#endif +void lcd_printf( const char* fmt, ... ); \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libxively.lib Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/xively/code/libxively/#4ce6299f7535
--- a/main.cpp Fri Jun 06 13:44:53 2014 +0000
+++ b/main.cpp Sat Jun 07 01:04:41 2014 +0000
@@ -1,14 +1,31 @@
//This Program is used to turn the LED ON/OFF via telent (Wifly connected)
#include "mbed.h"
#include "WiflyInterface.h"
-#include "Websocket.h"
#include <string.h>
+#include "LM75B.h"
+#include "MMA7660.h"
+
+#define XI_FEED_ID 209829319 // set Xively Feed ID (numerical, no quoutes)
+#define XI_API_KEY "T0izYrB6TZVkmhhEWpzs5L7F5wqpJixxc6MtenkLDg3BLMIu" // set Xively API key (double-quoted string)
+
+#include "xively.h"
+#include "xi_err.h"
+
+#include "C12832_lcd.h"
+
+#define SEC 1000
+
#define ECHO_SERVER_PORT 7
PwmOut servo(p22);
DigitalOut dir(LED1);
+//LM75B temp(p28,p27);
+AnalogIn temp(p19);
+MMA7660 axl(p28,p27);
+Serial pc(USBTX,USBRX);
+C12832_LCD lcd;
#define FWD 1
#define REV 0
@@ -30,36 +47,36 @@
int main() {
- char recv[128];
+ // char recv[128];
wifly.init(); //Use DHCP
- printf("1\r\n");
+ pc.printf("1\r\n");
while (!wifly.connect());
- printf("IP Address is %s\n\r", wifly.getIPAddress());
-
- TCPSocketServer server;
-
- server.bind(ECHO_SERVER_PORT);
- server.listen();
-
- printf("\nWait for new connection...\n");
- TCPSocketConnection client;
- server.accept(client);
+ pc.printf("IP Address is %s\n\r", wifly.getIPAddress());
- char buffer[256];
- servo.period_us(50);
- while (true) {
- int n = client.receive(buffer, sizeof(buffer));
- if (n <= 0) continue;
- buffer[n] = 0;
- printf("String is : %s\r\n",buffer);
-
- client.send_all(buffer, n);
- if (!(strcmp (buffer, "f")))
- dir = FWD;
- else if (!(strcmp(buffer,"r")))
- dir = REV;
- servo.pulsewidth_us(10);
- wait_us(1);
+ xi_feed_t feed;
+ memset( &feed, NULL, sizeof( xi_feed_t ) );
+
+ feed.feed_id = XI_FEED_ID;
+ feed.datastream_count = 1;
+
+ feed.datastreams[0].datapoint_count = 1;
+ xi_datastream_t* temperature_datastream = &feed.datastreams[0];
+ strcpy( temperature_datastream->datastream_id, "Temperature" );
+ xi_datapoint_t* current_temperature = &temperature_datastream->datapoints[0];
+
+ xi_context_t* xi_context
+ = xi_create_context( XI_HTTP, XI_API_KEY, feed.feed_id );
+ if( xi_context == NULL )
+ {
+ pc.printf("Error in Xi_Context\r\n");
+ exit (0);
+ }
+
+
+ while (true) {
+ xi_set_value_f32( current_temperature, temp.read() );
+ xi_feed_update( xi_context, &feed );
+ wait(10.0);
}
}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#88a1a9c26ae3
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/xi_user_config.h Sat Jun 07 01:04:41 2014 +0000 @@ -0,0 +1,24 @@ +#ifndef __XI_USER_CONFIG_H__ +#define __XI_USER_CONFIG_H__ + +// The following settings should lower memory footprint. +// The library currently allows one to send batch datapoint +// and feed updates, but it's not needed in most use cases +#define XI_MAX_DATAPOINTS 1 +// The number of channels can be increased if needed +#define XI_MAX_DATASTREAMS 5 + +// Below are optimisations that reduce some minor functionality +#define XI_OPT_NO_ERROR_STRINGS + +// If you wish to enable assertions, set this to 1 +#define XI_DEBUG_ASSERT 0 +// If you wish to disable debug output, set this to 0 +#define XI_DEBUG_OUTPUT 0 + +// On the mbed app board we can use the LCD for debug output, +// but one may wish to modify this and write to file instead +#include "app_board_io.h" +#define XI_DEBUG_PRINTF lcd_printf //TODO: use serial port... + +#endif /* __XI_USER_CONFIG_H__ */