turbidity sensor

Dependencies:   watersenor_and_temp_code MQTT NetworkSocketAPI X_NUCLEO_IDW01M1v2 mbed

Fork of Dissolved_oxygen_sensor_online by wang tang

Revision:
3:30d9b8d9adc9
Parent:
2:eab5b5c8271d
Child:
4:3642f63079ec
diff -r eab5b5c8271d -r 30d9b8d9adc9 main.cpp
--- a/main.cpp	Thu Nov 02 04:38:10 2017 +0000
+++ b/main.cpp	Fri Nov 03 01:57:41 2017 +0000
@@ -4,6 +4,7 @@
 #include "TCPSocket.h"
 #include "MQTTClient.h"
 #include "MQTTWiFi.h"
+#include "DS1820.h"
 
 // MQTT use
 #define MQTT_MAX_PACKET_SIZE 250
@@ -12,7 +13,8 @@
 #define BROKER_URL "192.168.20.149";
 #define MQTT_PORT 1883
 //MQTT use Topic 
-#define TOPIC "1"
+#define TOPIC1 "1"
+#define TOPIC2 "3"
 #define SUB_TOPIC "LED"
 
 
@@ -22,7 +24,6 @@
 
 DigitalOut myled(LED1);
 BME280 bmpSensor;
-
 int connack_rc = 0;    // MQTT connack return code
 const char * ip_addr = "";
 char *host_addr = "";
@@ -34,9 +35,16 @@
 int retryAttempt = 0;
 char subscription_url[MQTT_MAX_PAYLOAD_SIZE];
 
+
+DS1820  ds1820(PA_9);
+Serial serial(USBTX, USBRX);
+
+
 MQTT::Message message;
-MQTTString TopicName={TOPIC};
-MQTT::MessageData MsgData(TopicName, message);
+MQTTString TopicName1={TOPIC1};
+MQTTString TopicName2={TOPIC2};
+MQTT::MessageData MsgData1(TopicName1, message);
+MQTT::MessageData MsgData2(TopicName2, message);
 
 void subscribe_LED(char* msg){
 	int value = atoi(msg);
@@ -76,7 +84,8 @@
     LOG("Nucleo IP ADDRESS: %s\n\r", WiFi.get_ip_address());
     LOG("Nucleo MAC ADDRESS: %s\n\r", WiFi.get_mac_address());
     LOG("Server Hostname: %s port: %d\n\r", hostname, MQTT_PORT);
-    LOG("Topic: %s\n\r", TOPIC);
+    LOG("Topic1: %s\n\r", TOPIC1);
+    LOG("Topic2: %s\n\r", TOPIC2);
     //need subscrie
     LOG("=====================================\n\r");
     netConnecting = true;
@@ -139,15 +148,12 @@
             wait(timeout);
     }
 }
-int publish (MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE>* client,MQTTWiFi* ipstack){
+int publish (MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE>* client,MQTTWiFi* ipstack,int data){
 	
     
 	MQTT::Message message;
-	int data = 1;
-	char *pubTopic = TOPIC;
+	char *pubTopic = TOPIC1;
 	char buf[MQTT_MAX_PAYLOAD_SIZE];
-
-
 	printf("Temp = %d\n", data);
 	sprintf(buf,"%d",data);
 	message.qos = MQTT::QOS0;
@@ -164,11 +170,11 @@
 {
 	myled =0;
 	/* code */
+	
 	const char *ssid = SSID;
 	const char *seckey = PASSW;
 	//use SpwfSAInterface connect AP
 	SpwfSAInterface spwf(D8,D2, false);
-
 	printf("\r\nX-NUCLEO-IDW01M1 mbed \n");
 	printf("\r\nconnecting to AP\n");
 	//connect to Wifi
@@ -182,23 +188,43 @@
 
 	MQTT::Client<MQTTWiFi, Countdown, MQTT_MAX_PACKET_SIZE> client(ipstack);
 	attemptConnect(&client, &ipstack);
-
-	   
+	ds1820.begin();	   
    int count = 0;    
 //    tyeld.start();    
     while (true)
     {
-        if (++count == 100)
-        {               // Publish a message every second
-            if (publish(&client, &ipstack) != 0) { 
-               
-                attemptConnect(&client, &ipstack);   // if we have lost the connection                
-            }
-            count = 0;
-        }        
-//        int start = tyeld.read_ms();
-        client.yield(10);  // allow the MQTT client to receive messages
-//        printf ("tyeld: %d\n\r",tyeld.read_ms()-start);
+    	int databuffer;
+
+    	//if(ds1820.begin()) 
+    	//{
+    	    //ds1820.startConversion();   // start temperature conversion
+    	    //client.yield(1);           // let DS1820 complete the temperature conversion
+    	    //serial.printf("temp test = %d \r\n", ds1820.read());     // read temperature
+    	    //wait(1);
+    	    //databuffer = ds1820.read()*10;
+    	    //ds1820.startConversion();     // start temperature conversion
+			//client.yield(1);                      // let DS1820 complete the temperature conversion
+    	//}
+    	//else
+    	//{
+		//	serial.printf("No DS1820 sensor found!\r\n");
+		//	databuffer = 0;
+    	//} 
 
-    }
+    	if (++count == 3)
+    	{               // Publish a message every second
+    		if (publish(&client, &ipstack,databuffer) != 0) 
+    		{ 
+	     	   	attemptConnect(&client, &ipstack);   // if we have lost the connection                
+	     	}
+        count = 0;
+    	}
+    	else
+    	{
+    		serial.printf("count: %d \n",count);
+    	}        
+//  	int start = tyeld.read_ms();
+    	client.yield(10);  // allow the MQTT client to receive messages
+//  	printf ("tyeld: %d\n\r",tyeld.read_ms()-start);
+    	}
 }
\ No newline at end of file