Diff: main.cpp

Revision:

0:06ee5f8a484a

diff -r 000000000000 -r 06ee5f8a484a main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Mar 18 22:37:16 2017 +0000
@@ -0,0 +1,152 @@
+#include "mbed.h"
+#include "utils.hpp"
+
+#include "EthernetInterface.h"
+#include "frdm_client.hpp"
+
+#include "metronome.hpp"
+
+#define IOT_ENABLED
+
+namespace active_low
+{
+	const bool on = false;
+	const bool off = true;
+}
+
+DigitalOut g_led_red(LED1);
+DigitalOut g_led_green(LED2);
+DigitalOut g_led_blue(LED3);
+
+InterruptIn g_button_mode(SW3);
+InterruptIn g_button_tap(SW2);
+
+metronome *m = new metronome();
+
+float delay = 0, pulse = 0.1f;
+
+void on_mode()
+{
+    // Change modes
+    if (m->is_timing()) {
+    	m->stop_timing();	
+    } else {
+    	m->start_timing();
+    }
+
+}
+
+void on_tap()
+{
+    if(m->is_timing()){
+    	g_led_red = active_low::on;
+	    wait(pulse);
+	    g_led_red = active_low::off;
+	    m->tap();
+	}
+}
+
+int main()
+{
+	// Seed the RNG for networking purposes
+    unsigned seed = utils::entropy_seed();
+    srand(seed);
+
+	// LEDs are active LOW - true/1 means off, false/0 means on
+	// Use the constants for easier reading
+    g_led_red = active_low::off;
+    g_led_green = active_low::off;
+    g_led_blue = active_low::off;
+
+	// Button falling edge is on push (rising is on release)
+    g_button_mode.fall(&on_mode);
+    g_button_tap.fall(&on_tap);
+    
+    
+
+#ifdef IOT_ENABLED
+	// Turn on the blue LED until connected to the network
+    g_led_blue = active_low::on;
+
+	// Need to be connected with Ethernet cable for success
+    EthernetInterface ethernet;
+    if (ethernet.connect() != 0)
+        return 1;
+
+	// Pair with the device connector
+    frdm_client client("coap://api.connector.mbed.com:5684", &ethernet);
+    if (client.get_state() == frdm_client::state::error)
+        return 1;
+
+	// The REST endpoints for this device
+	// Add your own M2MObjects to this list with push_back before client.connect()
+    M2MObjectList objects;
+    
+
+    M2MDevice* device = frdm_client::make_device();
+    objects.push_back(device);
+
+    
+    M2MObject* frequency_object = M2MInterfaceFactory::create_object("3318");
+    M2MObjectInstance* frequency_object_instance = frequency_object->create_object_instance();
+    
+    M2MResource* set_point_value = frequency_object_instance->create_dynamic_resource("5900", "Set",
+    	M2MResourceInstance::STRING, true);
+    set_point_value->set_operation(M2MBase::GET_PUT_ALLOWED);
+    set_point_value->set_value((uint8_t*)"0", 1);
+    
+    M2MResource* min = frequency_object_instance->create_dynamic_resource("5601", "Min",
+    	M2MResourceInstance::STRING, true);
+	min->set_operation(M2MBase::GET_PUT_ALLOWED);
+	min->set_value((uint8_t*)"0", 1);
+	
+	M2MResource* max = frequency_object_instance->create_dynamic_resource("5602", "Max",
+		M2MResourceInstance::STRING, true);
+	max->set_operation(M2MBase::GET_PUT_ALLOWED);
+	max->set_value((uint8_t*)"0", 1);
+	
+	M2MResource* units = frequency_object_instance->create_dynamic_resource("5701", "Units",
+		M2MResourceInstance::STRING, true);
+	units->set_operation(M2MBase::GET_PUT_ALLOWED);
+	units->set_value((uint8_t*)"BPM", 3);
+
+	objects.push_back(frequency_object);
+	
+	
+	// Publish the RESTful endpoints
+    client.connect(objects);
+
+	// Connect complete; turn off blue LED forever
+    g_led_blue = active_low::off;
+#endif
+
+    while (true)
+    {
+#ifdef IOT_ENABLED
+        if (client.get_state() == frdm_client::state::error)
+            break;
+#endif
+		
+        // Insert any code that must be run continuously here
+        
+    	char buffer[20];
+        int size;
+        if(!m->is_timing()){
+            size = sprintf(buffer,"%d",m->get_bpm());
+            set_point_value->set_value((uint8_t*)buffer, size);
+        	delay = m->get_delay() / 1000.0f;
+        	if(delay != 0){
+        		g_led_green = active_low::on;
+	        	wait(pulse);
+	        	g_led_green = active_low::off;
+        		wait(delay - pulse);	
+        	}        		
+        }
+    }
+
+#ifdef IOT_ENABLED
+    client.disconnect();
+#endif
+
+    return 1;
+}