Revision 2:0fbb5fc452de, committed 2020-09-11

Comitter:

steven821217

Date:

Fri Sep 11 03:46:17 2020 +0000

Parent:

1:5a9fdc848911

Commit message:

mqtt_thingboard

Changed in this revision

--- a/main.cpp	Tue Dec 10 07:13:20 2019 +0000
+++ b/main.cpp	Fri Sep 11 03:46:17 2020 +0000
@@ -9,6 +9,167 @@
 #include "MQTTNetwork.h"
 #include "MQTTmbed.h"
 #include "MQTTClient.h"
+//#include <string>
+//Serial pc(USBTX, USBRX);
+//Serial uart(PA_0, PA_1);
+//string inputdata;
+ISM43362Interface net;
+
+
+// WiFiInterface *wifi;
+/*void newData()
+{
+    //buffer variables
+    char ch;
+    //if data is ready in the buffer
+    while (uart.readable()) {
+        //read 1 character
+        //pc.printf("datacomming");
+        ch = uart.getc();
+        //if character is ‘s’ than it is the start of a sentence
+        if (ch == 'p') {
+            //so the pointer should be set to the first position
+            inputdata.clear();
+            }
+        //write buffer character to big buffer string
+        inputdata += ch;
+        //if the character is # than the end of the sentence is reached and some stuff has to be done
+        if (ch == '#') {
+            //remove start and stop characters
+            inputdata.erase(0,1);
+            inputdata.erase(inputdata.length()-1,1);
+            printf("input data =%s\n\r",inputdata);
+        }
+    }
+}*/
+void messageArrived(MQTT::MessageData& md)
+{
+    MQTT::Message &message = md.message;
+    logMessage("Message arrived: qos %d, retained %d, dup %d, packetid %d\r\n", message.qos, message.retained, message.dup, message.id);
+    logMessage("Payload %.*s\r\n", message.payloadlen, (char*)message.payload);
+    //++arrivedcount;
+}
+
+int main(void){
+    //pc.baud(19200);
+   // uart.attach(&newData);
+    int count = 0;
+
+    printf("\r\nWiFi+MQTT Example Demo\n");
+
+    // Connect to Wifi
+    printf("\nConnecting to %s...\n", MBED_CONF_APP_WIFI_SSID);
+    int ret = net.connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2);
+    if (ret != 0) {
+        printf("\nConnection error: %d\n", ret);
+        return -1;
+    }
+
+    printf("Success\n\n");
+    printf("MAC: %s\n", net.get_mac_address());
+    printf("IP: %s\n", net.get_ip_address());
+    printf("Netmask: %s\n", net.get_netmask());
+    printf("Gateway: %s\n", net.get_gateway());
+    printf("RSSI: %d\n\n", net.get_rssi());
+
+    printf("\Wifi Example Done,MQTT Example Start\n");
+    
+    // MQTT Example Start
+    float version = 0.6;
+    char* publishtopic = "v1/devices/me/telemetry";
+    char* subscribetopic = "subscribtest";
+    char* publishtopic1 = "publisher";
+    logMessage("HelloMQTT: version is %.2f\r\n", version);
+
+    NetworkInterface* network = &net;
+    if (!network) {
+        return -1;
+    }
+
+    MQTTNetwork mqttNetwork(network);
+
+    MQTT::Client<MQTTNetwork, Countdown> client(mqttNetwork);
+
+    //const char* hostname = "192.168.0.157";
+    const char* hostname = "demo.thingsboard.io";
+    int port = 1883;
+    logMessage("Connecting to %s:%d\r\n", hostname, port);
+    int rc = mqttNetwork.connect(hostname, port);
+    if (rc != 0)
+        logMessage("rc from TCP connect is %d\r\n", rc);
+    char assess_token[] = "Cb5N7YKqwf6Uf76GPI2p";
+    MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
+    data.username.cstring = assess_token;
+    data.MQTTVersion = 3;
+    data.clientID.cstring = "mbed-sample";
+    //data.username.cstring = "testuser";
+    data.password.cstring = "testpassword";
+    if ((rc = client.connect(data)) != 0)
+        logMessage("rc from MQTT connect is %d\r\n", rc);
+
+    if ((rc = client.subscribe(publishtopic, MQTT::QOS2, messageArrived)) != 0)
+        logMessage("rc from MQTT subscribe is %d\r\n", rc);
+    if ((rc = client.subscribe(subscribetopic, MQTT::QOS2, messageArrived)) != 0)
+        logMessage("rc from MQTT subscribe is %d\r\n", rc);
+   
+
+    // Get device health data, send to Treasure Data every 10 seconds
+    while(1){
+        
+        printf("\test\n");
+      //   MQTT::Message message;
+      //   MQTT::Message message1;
+    // QoS 0
+    char buf[100];
+   // char buf1[30]="{\'test\':\'hello\'}";
+    
+    int n = snprintf(buf, sizeof(buf),"{\"temperature\": %f}",version);
+    void *payload = reinterpret_cast<void*>(buf);
+    size_t payload_len = n;
+    //sprintf(buf, "{\"temperature\":%f}", version);
+   /* message.qos = MQTT::QOS0;
+    message.retained = false;
+    message.dup = false;
+    message.payload = (void*)buf;
+    message.payloadlen = strlen(buf)+1;
+    message1.qos = MQTT::QOS0;
+    message1.retained = false;
+    message1.dup = false;
+    message1.payload = (void*)buf1;
+    message1.payloadlen = strlen(buf1)+1;*/
+    
+    //message.payload = (void*)buf1;
+    rc = client.publish(publishtopic, payload,n);
+    //rc = client.publish(publishtopic1, message1);
+    //client.yield(5);
+    //uart.printf("s12345#\r\n");
+
+    //int x = 0;
+        wait(1);
+
+    }
+
+   // net.disconnect();
+
+}
+
+
+
+
+
+
+
+/* WiFi+MQTT Example
+  */
+
+/*#include "mbed.h"
+#include "TCPSocket.h"
+#include "wifi-ism43362/ISM43362Interface.h"
+#define logMessage printf
+#define MQTTCLIENT_QOS2 1
+#include "MQTTNetwork.h"
+#include "MQTTmbed.h"
+#include "MQTTClient.h"
 
 ISM43362Interface net;
 // WiFiInterface *wifi;
@@ -46,9 +207,9 @@
     
     // MQTT Example Start
     float version = 0.6;
-    char* publishtopic = "publishtest";
+    char* publishtopic = "v1/devices/me/telemetry";
     char* subscribetopic = "subscribtest";
-
+    char* publishtopic1 = "publisher";
     logMessage("HelloMQTT: version is %.2f\r\n", version);
 
     NetworkInterface* network = &net;
@@ -60,17 +221,19 @@
 
     MQTT::Client<MQTTNetwork, Countdown> client(mqttNetwork);
 
-    const char* hostname = "192.168.0.120";
+    //const char* hostname = "192.168.0.157";
+    const char* hostname = "demo.thingsboard.io";
     int port = 1883;
     logMessage("Connecting to %s:%d\r\n", hostname, port);
     int rc = mqttNetwork.connect(hostname, port);
     if (rc != 0)
         logMessage("rc from TCP connect is %d\r\n", rc);
-
+    char assess_token[] = "Cb5N7YKqwf6Uf76GPI2p";
     MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
+    data.username.cstring = assess_token;
     data.MQTTVersion = 3;
     data.clientID.cstring = "mbed-sample";
-    data.username.cstring = "testuser";
+    //data.username.cstring = "testuser";
     data.password.cstring = "testpassword";
     if ((rc = client.connect(data)) != 0)
         logMessage("rc from MQTT connect is %d\r\n", rc);
@@ -85,18 +248,31 @@
     while(1){
         
         printf("\test\n");
-         MQTT::Message message;
-
+      //   MQTT::Message message;
+      //   MQTT::Message message1;
     // QoS 0
     char buf[100];
-    sprintf(buf, "Hello World!  QoS 0 message from app version %f\r\n", version);
-    message.qos = MQTT::QOS0;
+   // char buf1[30]="{\'test\':\'hello\'}";
+    
+    int n = snprintf(buf, sizeof(buf),"{\"temperature\": %f}",version);
+    void *payload = reinterpret_cast<void*>(buf);
+    size_t payload_len = n;
+    //sprintf(buf, "{\"temperature\":%f}", version);
+   /* message.qos = MQTT::QOS0;
     message.retained = false;
     message.dup = false;
     message.payload = (void*)buf;
     message.payloadlen = strlen(buf)+1;
-    rc = client.publish(publishtopic, message);
-    client.yield(100);
+    message1.qos = MQTT::QOS0;
+    message1.retained = false;
+    message1.dup = false;
+    message1.payload = (void*)buf1;
+    message1.payloadlen = strlen(buf1)+1;*/
+    
+    //message.payload = (void*)buf1;
+/*    rc = client.publish(publishtopic, payload,n);
+    //rc = client.publish(publishtopic1, message1);
+    //client.yield(5);
 
 
     //int x = 0;
@@ -106,4 +282,4 @@
 
    // net.disconnect();
 
-}
+}*/

--- a/mbed_app.json	Tue Dec 10 07:13:20 2019 +0000
+++ b/mbed_app.json	Fri Sep 11 03:46:17 2020 +0000
@@ -7,11 +7,11 @@
         },
          "wifi-ssid": {
             "help": "WiFi SSID",
-            "value": "\"cornetlin\""
+            "value": "\"Tenda_267770\""
         },
         "wifi-password": {
             "help": "WiFi Password",
-            "value": "\"tp67650421\""
+            "value": "\"0963354403\""
         },
         "api-key":{
             "help":  "REST API Key for Treasure Data",