Diff: main.cpp

Revision:

0:e1866d43b8c3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 17 05:04:02 2018 +0000
@@ -0,0 +1,62 @@
+/* =========================================================================================
+*                     GSM_MQTT == MQTT CLIENT LIBRARY FOR GPRS MODEM
+* SUPPORTED GPRS MODEM ==> SIM800, SIM900, SIM300
+* SUPPORTED MBED HARDWARE ==> Any hardware with two Hardware Serial port and 1 timer
+*
+* Developed By : Ravi Butani
+* Prof. Marwadi University, Rajkkot-INDIA
+* Contact: ravi_butani@yahoo.com
+*
+* License : This library released under CC-BY-SA 4.0 license
+* https://creativecommons.org/licenses/by-sa/4.0/legalcode.txt
+*
+* This library is derived from Arduino MQTT Client for SIM800 at 
+* https://github.com/elementzonline/SIM800_MQTT
+*============================================================================================*/
+
+#include "mbed.h"
+#include "GSM_MQTT.h"
+
+Serial SerialDBG(USBTX, USBRX);   // tx, rx for USB Debug on PC
+Serial Serial800(D8, D2);         // tx, rx for SIM800 Interfacing on UART
+
+string MQTT_HOST = "iot.eclipse.org";
+string MQTT_PORT = "1883";
+
+void GSM_MQTT::AutoConnect(void)
+{
+  connect("client657");
+}
+
+void GSM_MQTT::OnConnect(void)
+{
+  subscribe("ravibut");
+  publish("SampleTopic", "Hello");
+}
+
+void GSM_MQTT::OnMessage(char *Topic, int TopicLength, char *Message, int MessageLength)
+{
+  SerialDBG.printf("%d \r\n",TopicLength);
+  SerialDBG.printf("%s \r\n",Topic);
+  SerialDBG.printf("%d \r\n",MessageLength);
+  SerialDBG.printf("%s \r\n",Message);
+}
+
+GSM_MQTT MQTT(20);
+int main()
+{
+  SerialDBG.printf("Wait for 3 seconds to get SIM800 stabilized...\r\n");
+  wait(3);
+  MQTT.begin();
+  
+    while(1)
+    {
+        wait(3);
+        if (MQTT.available())
+        {
+            SerialDBG.printf("mqtt_ok\r\n");
+            MQTT.publish("SampleTopic", "Hello");
+        }
+        MQTT.processing();
+    }
+}