Revision 20:bec5faa6a303, committed 2017-01-14

Comitter:

edodm85

Date:

Sat Jan 14 14:12:53 2017 +0000

Parent:

19:7f7aba7a4a8b

Commit message:

Test MQTT protocol with a Temperature Sensore

Changed in this revision

diff -r 7f7aba7a4a8b -r bec5faa6a303 C027.h
--- a/C027.h	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,40 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2014 IBM Corp.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * and Eclipse Distribution License v1.0 which accompany this distribution.
- *
- * The Eclipse Public License is available at
- *    http://www.eclipse.org/legal/epl-v10.html
- * and the Eclipse Distribution License is available at
- *   http://www.eclipse.org/org/documents/edl-v10.php.
- *
- * Contributors:
- *    Ian Craggs - initial implementation
- *******************************************************************************/
-
-#if !defined(K64F_H)
-#define K64F_H
-
-C12832 lcd(D11, D13, D12, D7, D10);
-PwmOut r(D5);
-PwmOut g(D9);
-PwmOut b(D8);
-DigitalOut led1(LED1); DigitalOut led2(LED2); DigitalOut led3(LED3);
-DigitalIn Up(A2); DigitalIn Down(A3); DigitalIn Left(A4); DigitalIn Right(A5); DigitalIn Click(D4);
-AnalogIn ain1 (A0); AnalogIn ain2 (A1);
-
-#define LED2_OFF 0
-#define LED2_ON 1
-
-#define DEFAULT_TYPE_NAME "iotsample-mbed-c027"
-
-#include "lpc_phy.h"
-// need a wrapper since K64F and LPC1768 wont have the same name for mii read methods
-static uint32_t linkStatus(void)
-{
-    return (lpc_mii_read_data() & 1);
-}
-
-#endif
\ No newline at end of file

diff -r 7f7aba7a4a8b -r bec5faa6a303 C12832.lib
--- a/C12832.lib	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-https://mbed.org/teams/components/code/C12832/#03069e3deaa4

diff -r 7f7aba7a4a8b -r bec5faa6a303 EthernetInterface.lib
--- a/EthernetInterface.lib	Thu Jul 30 13:49:18 2015 +0000
+++ b/EthernetInterface.lib	Sat Jan 14 14:12:53 2017 +0000
@@ -1,1 +1,1 @@
-https://mbed.org/users/mbed_official/code/EthernetInterface/#f69b81aa9eb1
+http://developer.mbed.org/users/mbed_official/code/EthernetInterface/#183490eb1b4a

diff -r 7f7aba7a4a8b -r bec5faa6a303 K64F.h
--- a/K64F.h	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,41 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2014 IBM Corp.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * and Eclipse Distribution License v1.0 which accompany this distribution.
- *
- * The Eclipse Public License is available at
- *    http://www.eclipse.org/legal/epl-v10.html
- * and the Eclipse Distribution License is available at
- *   http://www.eclipse.org/org/documents/edl-v10.php.
- *
- * Contributors:
- *    Ian Craggs - initial implementation
- *    Sam Grove  - added method to check the status of the Ethernet cable 
- *******************************************************************************/
-
-#if !defined(K64F_H)
-#define K64F_H
-
-C12832 lcd(D11, D13, D12, D7, D10);
-BusOut led2 (LED_BLUE);
-BusOut r (D5);
-BusOut g (D9);
-BusOut b (D8);
-DigitalIn Up(A2); DigitalIn Down(A3); DigitalIn Right(A4); DigitalIn Left(A5); DigitalIn Click(D4);
-AnalogIn ain1(A0); AnalogIn ain2(A1);
-
-#define LED2_OFF 1
-#define LED2_ON 0
-
-#define DEFAULT_TYPE_NAME "iotsample-mbed-k64f"
-
-//#include "lpc_phy.h"
-// need a wrapper since K64F and LPC1768 wont have the same name for mii read methods
-static uint32_t linkStatus(void)
-{
-    return (1);
-}
-
-#endif
\ No newline at end of file

diff -r 7f7aba7a4a8b -r bec5faa6a303 LM75A.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/LM75A.lib	Sat Jan 14 14:12:53 2017 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/edodm85/code/LM75A/#19dc98c810a5

diff -r 7f7aba7a4a8b -r bec5faa6a303 LPC1768.h
--- a/LPC1768.h	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,46 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2014 IBM Corp.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * and Eclipse Distribution License v1.0 which accompany this distribution.
- *
- * The Eclipse Public License is available at
- *    http://www.eclipse.org/legal/epl-v10.html
- * and the Eclipse Distribution License is available at
- *   http://www.eclipse.org/org/documents/edl-v10.php.
- *
- * Contributors:
- *    Ian Craggs - initial implementation
- *    Sam Grove  - added mehtod to check the status of the Ethernet cable
- *******************************************************************************/
-
-#if !defined(LPC1768_H)
-#define LPC1768_H
-
-C12832 lcd(p5, p7, p6, p8, p11);
-DigitalOut led2(LED2);
-PwmOut r(p23);
-PwmOut g(p24);
-PwmOut b(p25);
-DigitalIn Down(p12);
-DigitalIn Left(p13);
-DigitalIn Click(p14);
-DigitalIn Up(p15);
-DigitalIn Right(p16);
-AnalogIn ain1(p19);
-AnalogIn ain2(p20);
-
-#define LED2_OFF 0
-#define LED2_ON 1
-
-#define DEFAULT_TYPE_NAME "iotsample-mbed-lpc1768"
-
-#include "lpc_phy.h"
-// need a wrapper since K64F and LPC1768 wont have the same name for mii read methods
-static uint32_t linkStatus(void)
-{
-    return (lpc_mii_read_data() & 1);
-}
-
-#endif
\ No newline at end of file

diff -r 7f7aba7a4a8b -r bec5faa6a303 Linux-example/LinuxIPStack.h
--- a/Linux-example/LinuxIPStack.h	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,119 +0,0 @@
-#if !defined(LINUX_IPSTACK_H)
-#define LINUX_IPSTACK_H
-
-class IPStack 
-{
-public:    
-    IPStack()
-    {
-
-    }
-    
-    int Socket_error(const char* aString)
-    {
-
-        if (errno != EINTR && errno != EAGAIN && errno != EINPROGRESS && errno != EWOULDBLOCK)
-        {
-            if (strcmp(aString, "shutdown") != 0 || (errno != ENOTCONN && errno != ECONNRESET))
-                printf("Socket error %s in %s for socket %d\n", strerror(errno), aString, mysock);
-        }
-        return errno;
-    }
-
-    int connect(const char* hostname, int port)
-    {
-        int type = SOCK_STREAM;
-        struct sockaddr_in address;
-        int rc = -1;
-        sa_family_t family = AF_INET;
-        struct addrinfo *result = NULL;
-        struct addrinfo hints = {0, AF_UNSPEC, SOCK_STREAM, IPPROTO_TCP, 0, NULL, NULL, NULL};
-
-        if ((rc = getaddrinfo(hostname, NULL, &hints, &result)) == 0)
-        {
-            struct addrinfo* res = result;
-
-            /* prefer ip4 addresses */
-            while (res)
-            {
-                if (res->ai_family == AF_INET)
-                {
-                    result = res;
-                    break;
-                }
-                res = res->ai_next;
-            }
-
-            if (result->ai_family == AF_INET)
-            {
-                address.sin_port = htons(port);
-                address.sin_family = family = AF_INET;
-                address.sin_addr = ((struct sockaddr_in*)(result->ai_addr))->sin_addr;
-            }
-            else
-                rc = -1;
-
-            freeaddrinfo(result);
-        }
-
-        if (rc == 0)
-        {
-            mysock = socket(family, type, 0);
-            if (mysock != -1)
-            {
-                int opt = 1;
-
-                //if (setsockopt(mysock, SOL_SOCKET, SO_NOSIGPIPE, (void*)&opt, sizeof(opt)) != 0)
-                //  printf("Could not set SO_NOSIGPIPE for socket %d", mysock);
-                
-                rc = ::connect(mysock, (struct sockaddr*)&address, sizeof(address));
-            }
-        }
-
-        return rc;
-    }
-
-    int read(char* buffer, int len, int timeout_ms)
-    {
-        struct timeval interval = {timeout_ms / 1000, (timeout_ms % 1000) * 1000};
-        if (interval.tv_sec < 0 || (interval.tv_sec == 0 && interval.tv_usec <= 0))
-        {
-            interval.tv_sec = 0;
-            interval.tv_usec = 100;
-        }
-
-        setsockopt(mysock, SOL_SOCKET, SO_RCVTIMEO, (char *)&interval, sizeof(struct timeval));
-
-        //printf("reading %d bytes\n", len);
-        int rc = ::recv(mysock, buffer, (size_t)len, 0);
-        if (rc == -1)
-            Socket_error("read");
-        //printf("read %d bytes\n", rc);
-        return rc;
-    }
-    
-    int write(char* buffer, int len, int timeout)
-    {
-        struct timeval tv;
-
-        tv.tv_sec = 0;  /* 30 Secs Timeout */
-        tv.tv_usec = timeout * 1000;  // Not init'ing this can cause strange errors
-
-        setsockopt(mysock, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv,sizeof(struct timeval));
-        int rc = ::write(mysock, buffer, len);
-        //printf("write rc %d\n", rc);
-        return rc;
-    }
-
-    int disconnect()
-    {
-        return ::close(mysock);
-    }
-    
-private:
-
-    int mysock; 
-    
-};
-
-#endif
\ No newline at end of file

diff -r 7f7aba7a4a8b -r bec5faa6a303 Linux-example/LinuxMQTT.h
--- a/Linux-example/LinuxMQTT.h	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,64 +0,0 @@
-#if !defined(LINUXMQTT_H)
-#define LINUXMQTT_H
-
-class Countdown
-{
-public:
-    Countdown()
-    { 
-    
-    }
-
-    Countdown(int ms)
-    { 
-        countdown_ms(ms);
-    }
-    
-
-    bool expired()
-    {
-        struct timeval now, res;
-        gettimeofday(&now, NULL);
-        timersub(&end_time, &now, &res);        
-        //printf("left %d ms\n", (res.tv_sec < 0) ? 0 : res.tv_sec * 1000 + res.tv_usec / 1000);
-        //if (res.tv_sec > 0 || res.tv_usec > 0)
-        //  printf("expired %d %d\n", res.tv_sec, res.tv_usec);
-        return res.tv_sec < 0 || (res.tv_sec == 0 && res.tv_usec <= 0);
-    }
-    
-
-    void countdown_ms(int ms)  
-    {
-        struct timeval now;
-        gettimeofday(&now, NULL);
-        struct timeval interval = {ms / 1000, (ms % 1000) * 1000};
-        //printf("interval %d %d\n", interval.tv_sec, interval.tv_usec);
-        timeradd(&now, &interval, &end_time);
-    }
-
-    
-    void countdown(int seconds)
-    {
-        struct timeval now;
-        gettimeofday(&now, NULL);
-        struct timeval interval = {seconds, 0};
-        timeradd(&now, &interval, &end_time);
-    }
-
-    
-    int left_ms()
-    {
-        struct timeval now, res;
-        gettimeofday(&now, NULL);
-        timersub(&end_time, &now, &res);
-        //printf("left %d ms\n", (res.tv_sec < 0) ? 0 : res.tv_sec * 1000 + res.tv_usec / 1000);
-        return (res.tv_sec < 0) ? 0 : res.tv_sec * 1000 + res.tv_usec / 1000;
-    }
-    
-private:
-
-    struct timeval end_time;
-};
-
-
-#endif
\ No newline at end of file

diff -r 7f7aba7a4a8b -r bec5faa6a303 Linux-example/linux-main.cpp
--- a/Linux-example/linux-main.cpp	Thu Jul 30 13:49:18 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,149 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2014 IBM Corp.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * and Eclipse Distribution License v1.0 which accompany this distribution.
- *
- * The Eclipse Public License is available at
- *    http://www.eclipse.org/legal/epl-v10.html
- * and the Eclipse Distribution License is available at
- *   http://www.eclipse.org/org/documents/edl-v10.php.
- *
- * Contributors:
- *    Ian Craggs - initial API and implementation and/or initial documentation
- *******************************************************************************/
-  
- /**
-  This is a sample program to illustrate the use of the MQTT Client library
-  on Linux.  The Client class requires two classes which mediate
-  access to system interfaces for networking and timing.  As long as these two
-  classes provide the required public programming interfaces, it does not matter
-  what facilities they use underneath. In this program, they use the Linux
-  system libraries.
- 
- */
-
-#if defined(LINUX)
-
-#include "LinuxMQTT.h"
-#include "LinuxIPStack.h"
-#include "MQTTClient.h"
-
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <sys/param.h>
-#include <sys/time.h>
-#include <sys/select.h>
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <fcntl.h>
-
-#include <stdlib.h>
-#include <string.h>
-#include <signal.h>
-
-#define DEFAULT_STACK_SIZE -1
-
-
-int arrivedcount = 0;
-
-void messageArrived(MQTT::Message* message)
-{
-	printf("Message %d arrived: qos %d, retained %d, dup %d, packetid %d\n", 
-		++arrivedcount, message->qos, message->retained, message->dup, message->id);
-    printf("Payload %.*s\n", message->payloadlen, (char*)message->payload);
-}
-
-
-int connect(MQTT::Client<IPStack, Countdown>::connectionLostInfo* info)
-{
-    const char* hostname = "localhost"; //"m2m.eclipse.org";
-    int port = 1883;
-    printf("Connecting to %s:%d\n", hostname, port);
-    int rc = info->network->connect(hostname, port);
-	if (rc != 0)
-	    printf("rc from TCP connect is %d\n", rc);
- 
-    MQTTPacket_connectData data = MQTTPacket_connectData_initializer;       
-    data.MQTTVersion = 3;
-    data.clientID.cstring = (char*)"mbed-icraggs";
-    rc = info->client->connect(&data);
-	if (rc != 0)
-	    printf("rc from MQTT connect is %d\n", rc);
-    
-    return rc;
-}
-
-
-int main(int argc, char* argv[])
-{   
-    IPStack ipstack = IPStack();
-    float version = 0.3;
-    const char* topic = "mbed-sample";
-    
-    printf("Version is %f\n", version);
-              
-    MQTT::Client<IPStack, Countdown> client = MQTT::Client<IPStack, Countdown>(ipstack);
-    
-    client.setConnectionLostHandler(connect);
-
-    MQTT::Client<IPStack, Countdown>::connectionLostInfo info = {&client, &ipstack};
-    int rc = connect(&info);
-    
-    rc = client.subscribe(topic, MQTT::QOS2, messageArrived);   
-    if (rc != 0)
-        printf("rc from MQTT subscribe is %d\n", rc);
-
-    MQTT::Message message;
-
-    // QoS 0
-    char buf[100];
-    sprintf(buf, "Hello World!  QoS 0 message from app version %f", version);
-    message.qos = MQTT::QOS0;
-    message.retained = false;
-    message.dup = false;
-    message.payload = (void*)buf;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, &message);
-    while (arrivedcount == 0)
-        client.yield(100);
-        
-    // QoS 1
-	printf("Now QoS 1\n");
-    sprintf(buf, "Hello World!  QoS 1 message from app version %f", version);
-    message.qos = MQTT::QOS1;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, &message);
-    while (arrivedcount == 1)
-        client.yield(100);
-        
-    // QoS 2
-    sprintf(buf, "Hello World!  QoS 2 message from app version %f", version);
-    message.qos = MQTT::QOS2;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, &message);
-    while (arrivedcount == 2)
-        client.yield(100);
-    
-    rc = client.unsubscribe(topic);
-    if (rc != 0)
-        printf("rc from unsubscribe was %d\n", rc);
-    
-    rc = client.disconnect();
-    if (rc != 0)
-        printf("rc from disconnect was %d\n", rc);
-    
-    ipstack.disconnect();
-    
-    printf("Finishing with %d messages received\n", arrivedcount);
-    
-    return 0;
-}
-
-#endif

diff -r 7f7aba7a4a8b -r bec5faa6a303 MQTT.lib
--- a/MQTT.lib	Thu Jul 30 13:49:18 2015 +0000
+++ b/MQTT.lib	Sat Jan 14 14:12:53 2017 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/teams/mqtt/code/MQTT/#c299463ae853
+http://mbed.org/teams/mqtt/code/MQTT/#e335fcc1a663

diff -r 7f7aba7a4a8b -r bec5faa6a303 main.cpp
--- a/main.cpp	Thu Jul 30 13:49:18 2015 +0000
+++ b/main.cpp	Sat Jan 14 14:12:53 2017 +0000
@@ -1,135 +1,167 @@
-/*******************************************************************************
- * Copyright (c) 2014, 2015 IBM Corp.
- *
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * and Eclipse Distribution License v1.0 which accompany this distribution.
- *
- * The Eclipse Public License is available at
- *    http://www.eclipse.org/legal/epl-v10.html
- * and the Eclipse Distribution License is available at
- *   http://www.eclipse.org/org/documents/edl-v10.php.
- *
- * Contributors:
- *    Ian Craggs - initial API and implementation and/or initial documentation
- *    Ian Craggs - make sure QoS2 processing works, and add device headers
- *******************************************************************************/
- 
- /**
-  This is a sample program to illustrate the use of the MQTT Client library
-  on the mbed platform.  The Client class requires two classes which mediate
-  access to system interfaces for networking and timing.  As long as these two
-  classes provide the required public programming interfaces, it does not matter
-  what facilities they use underneath. In this program, they use the mbed
-  system libraries.
- 
- */
- 
- // change this to 0 to output messages to serial instead of LCD
-#define USE_LCD 1
+/*
+ * Author: Edoardo De Marchi
+ * Date: 14-01-2017
+ * Notes: Send the temperature value over MQTT protocol
+*/
 
-#if USE_LCD
-#include "C12832.h"
 
-#if defined(TARGET_UBLOX_C027)
-#warning "Compiling for mbed C027"
-#include "C027.h"
-#elif defined(TARGET_LPC1768)
-#warning "Compiling for mbed LPC1768"
-#include "LPC1768.h"
-#elif defined(TARGET_K64F)
-#warning "Compiling for mbed K64F"
-#include "K64F.h"
-#endif
-
-#define printf lcd.cls();lcd.printf
-
-#endif
-
-#define MQTTCLIENT_QOS2 1
-
-#include "MQTTEthernet.h"
-#include "MQTTClient.h"
-
-int arrivedcount = 0;
+#include "main.h"
 
 
 void messageArrived(MQTT::MessageData& md)
 {
     MQTT::Message &message = md.message;
+    
+
     printf("Message arrived: qos %d, retained %d, dup %d, packetid %d\n", message.qos, message.retained, message.dup, message.id);
-    printf("Payload %.*s\n", message.payloadlen, (char*)message.payload);
-    ++arrivedcount;
+    printf("Payload [len: %d] %s\n", message.payloadlen, message.payload);
+    
+    memset(bufMQTT, 0, sizeof(bufMQTT));
+    message.payloadlen = 0;
 }
 
 
+
+
+
+
+// Thread that read the temperature from LM75 sensor
+void temp_sensor_thread(void const *argument)
+{
+    while (true) 
+    {
+        if(bStart)
+        {
+            
+            // Read Temperature
+            fTemperature = TempSensor.read_T();
+            if(fTemperature != fTemperatureTemp)
+            {         
+                int len = sprintf(bufMQTT, "The room temperature is: %4.2f degree C\n", fTemperature);
+                
+                fTemperatureTemp = fTemperature;
+                bNewValue = true;
+            }
+    
+            led3 = !led3;
+        
+        }
+        
+        osDelay(1000);  
+    } 
+} 
+
+
+
+
+
+
+
+void init()
+{
+    led1 = 0;
+    led2 = 0;
+    led3 = 0;
+    led4 = 0;
+    
+    
+    // Create Thread
+    osThreadCreate(osThread(temp_sensor_thread), NULL); 
+}
+
+
+
+
 int main(int argc, char* argv[])
 {   
-    MQTTEthernet ipstack = MQTTEthernet();
-    float version = 0.5;
-    char* topic = "mbed-sample";
+
+   
+    init();
+
+    printf("Connecting to %s:%d\n", hostbroker, port);
+        
     
-    printf("HelloMQTT: version is %f\n", version);
-              
-    MQTT::Client<MQTTEthernet, Countdown> client = MQTT::Client<MQTTEthernet, Countdown>(ipstack);
-    
-    char* hostname = "m2m.eclipse.org";
-    int port = 1883;
-    printf("Connecting to %s:%d\n", hostname, port);
-    int rc = ipstack.connect(hostname, port);
-    if (rc != 0)
+    // dhcp
+    MQTTEthernet ipstack = MQTTEthernet();
+
+
+    EthernetInterface& eth = ipstack.getEth();
+    printf("IP addr is %s\n", eth.getIPAddress());
+    printf("MAC addr is %s\n", eth.getMACAddress());
+    printf("Gateway addr is %s\n", eth.getGateway());
+
+
+    MQTT::Client<MQTTEthernet, Countdown> clientMQTT = MQTT::Client<MQTTEthernet, Countdown>(ipstack);
+
+
+    // tcp connection
+    if ((rc = ipstack.connect(hostbroker, port)) != 0)
+    {
         printf("rc from TCP connect is %d\n", rc);
- 
-    MQTTPacket_connectData data = MQTTPacket_connectData_initializer;       
-    data.MQTTVersion = 3;
-    data.clientID.cstring = "mbed-sample";
-    data.username.cstring = "testuser";
-    data.password.cstring = "testpassword";
-    if ((rc = client.connect(data)) != 0)
-        printf("rc from MQTT connect is %d\n", rc);
+    }else
+    {
+        printf("TCP connection OK\n");
+        led1 = 1;       
+    }
+
+
+
+    // Connection data         
+    MQTTPacket_connectData dataMQTT = MQTTPacket_connectData_initializer;       
+    dataMQTT.MQTTVersion = 3;
+    dataMQTT.clientID.cstring = clientID;
+    dataMQTT.username.cstring = username;
+    dataMQTT.password.cstring = password;
     
-    if ((rc = client.subscribe(topic, MQTT::QOS2, messageArrived)) != 0)
+
+    // client connection
+    if ((rc = clientMQTT.connect(dataMQTT)) != 0)
+    {
+        printf("rc from MQTT connect is %d\n", rc);
+    }else
+    {
+        printf("MQTT connection OK\n");
+        led2 = 1;
+    }
+    
+    
+    // topic subscribe
+    if ((rc = clientMQTT.subscribe(topic, MQTT::QOS2, messageArrived)) != 0)
+    {
         printf("rc from MQTT subscribe is %d\n", rc);
-
-    MQTT::Message message;
-
+    }else
+    {
+        printf("MQTT subscribe OK\n");
+    } 
+    
+    
     // QoS 0
-    char buf[100];
-    sprintf(buf, "Hello World!  QoS 0 message from app version %f\n", version);
     message.qos = MQTT::QOS0;
     message.retained = false;
     message.dup = false;
-    message.payload = (void*)buf;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, message);
-    while (arrivedcount < 1)
-        client.yield(100);
-        
-    // QoS 1
-    sprintf(buf, "Hello World!  QoS 1 message from app version %f\n", version);
-    message.qos = MQTT::QOS1;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, message);
-    while (arrivedcount < 2)
-        client.yield(100);
-        
-    // QoS 2
-    sprintf(buf, "Hello World!  QoS 2 message from app version %f\n", version);
-    message.qos = MQTT::QOS2;
-    message.payloadlen = strlen(buf)+1;
-    rc = client.publish(topic, message);
-    while (arrivedcount < 3)
-        client.yield(100);
+
+
+
+    // Set configuration register
+    TempSensor.write_reg(0x01, 0x00);
+    fTemperatureTemp = TempSensor.read_T();
+
+    bStart = true;
+
+    while(1) 
+    {
+
+        if(bNewValue)
+        {
+            bNewValue = false;
+            message.payload = (void*)bufMQTT;
+            message.payloadlen = strlen(bufMQTT)+1;
             
-    if ((rc = client.unsubscribe(topic)) != 0)
-        printf("rc from unsubscribe was %d\n", rc);
-    
-    if ((rc = client.disconnect()) != 0)
-        printf("rc from disconnect was %d\n", rc);
-    
-    ipstack.disconnect();
-    
-    printf("Version %.2f: finish %d msgs\n", version, arrivedcount);
-    
-    return 0;
+            // publish message
+            rc = clientMQTT.publish(topic, message);
+        }
+         
+      
+        clientMQTT.yield(100);     
+    }
 }

diff -r 7f7aba7a4a8b -r bec5faa6a303 main.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.h	Sat Jan 14 14:12:53 2017 +0000
@@ -0,0 +1,48 @@
+#pragma once 
+#include "mbed.h"
+
+#define MQTTCLIENT_QOS2 1
+
+#include "MQTTEthernet.h"
+#include "MQTTClient.h"
+#include "LM75A.h"
+
+
+RawSerial pc(USBTX,USBRX);
+
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+// I2C
+LM75A TempSensor(p28, p27, 0x90);    //SDA, SCL, ADDRESS
+
+
+
+MQTT::Message message;
+
+
+bool bNewValue = false;
+bool bStart = false;
+volatile int i = 0;
+int rc;
+char bufMQTT[100];
+float fTemperature = 0;
+float fTemperatureTemp = 0;
+  
+
+// MQTT Data
+char* clientID = "mqtt-mbed-test";
+char* hostbroker = "m10.cloudmqtt.com";
+int port = 18305;
+char* username = "mbedUser";
+char* password = "test";
+char* topic = "temperature";
+
+
+//THREAD
+void temp_sensor_thread(void const *argument);
+osThreadDef(temp_sensor_thread, osPriorityNormal, DEFAULT_STACK_SIZE); 
+
+

diff -r 7f7aba7a4a8b -r bec5faa6a303 mbed-rtos.lib
--- a/mbed-rtos.lib	Thu Jul 30 13:49:18 2015 +0000
+++ b/mbed-rtos.lib	Sat Jan 14 14:12:53 2017 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed-rtos/#34e80e862021
+http://mbed.org/users/mbed_official/code/mbed-rtos/#58563e6cba1e

diff -r 7f7aba7a4a8b -r bec5faa6a303 mbed.bld
--- a/mbed.bld	Thu Jul 30 13:49:18 2015 +0000
+++ b/mbed.bld	Sat Jan 14 14:12:53 2017 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/6213f644d804
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/99b5ccf27215
\ No newline at end of file