Diff: main.cpp

Revision:

0:38a7a8cae773

Child:

1:c73a98da0e7a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Feb 21 21:12:15 2014 +0000
@@ -0,0 +1,75 @@
+#include <jsonlite.h>
+#include "M2XStreamClient.h"
+
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "LM75B.h"  //I2C Temperature Sensor
+
+char feedId[] = "<feed id>"; // Feed you want to post to
+char m2xKey[] = "<m2x api key>"; // Your M2X access key
+char streamName[] = "<stream name>"; // Stream you want to post to
+
+char name[] = "<location name>"; // Name of current location of datasource
+double latitude = 33.007872;
+double longitude = -96.751614; // You can also read those values from a GPS
+double elevation = 697.00;
+
+Client client;
+M2XStreamClient m2xClient(&client, m2xKey);
+
+EthernetInterface eth;
+LM75B tmp(p28,p27);         // I2C Temperature Sensor
+
+void on_data_point_found(const char* at, const char* value, int index, void* context) {
+  printf("Found a data point, index: %d\r\n", index);
+  printf("At: %s Value: %s\r\n", at, value);
+}
+
+void on_location_found(const char* name,
+                       double latitude,
+                       double longitude,
+                       double elevation,
+                       const char* timestamp,
+                       int index,
+                       void* context) {
+  printf("Found a location, index: %d\r\n", index);
+  printf("Name: %s  Latitude: %lf  Longitude: %lf\r\n", name, latitude, longitude);
+  printf("Elevation: %lf  Timestamp: %s\r\n", elevation, timestamp);
+}
+
+int main() {
+  eth.init();
+  eth.connect();
+  printf("IP Address: %s\r\n", eth.getIPAddress());
+
+  char amb_temp[6];
+  
+  while (true) {
+  
+    // read temp
+    sprintf(amb_temp, "%0.2f", tmp.read());
+    
+    // post temperature
+    int response = m2xClient.post(feedId, streamName, amb_temp);
+    printf("Post response code: %d\r\n", response);
+    if (response == -1) while (true) ;
+    
+    // read temperature
+    response = m2xClient.fetchValues(feedId, streamName, on_data_point_found, NULL);
+    printf("Fetch response code: %d\r\n", response);
+    if (response == -1) while (true) ;
+    
+    // update location
+    response = m2xClient.updateLocation(feedId, name, latitude, longitude, elevation);
+    printf("updateLocation response code: %d\r\n", response);
+    if (response == -1) while (true) ;
+    
+    // read location
+    response = m2xClient.readLocation(feedId, on_location_found, NULL);
+    printf("readLocation response code: %d\r\n", response);
+    if (response == -1) while (true) ;
+
+    // wait 60 secs and then loop
+    delay(60000);
+  }
+}
\ No newline at end of file