Hello Mahalingam, Sure Thank you very much. Just one more query, I have to send this timestamp data on an MQTT topic without any certificates.  When sending the data it get assereted in function "StringDescr_wrap". Could you please help.  I see the function takes argument publish->Topic  which assert to null.  ... View more

Hello Mahalingam, Yes, I realised it after sending it to you. Sorry.  Also, the initial problem was the port execption for UDP connection. I have used the format specifier and it works.  Thank you         ... View more

Hello Mahalingam, Thank you for the quick response. Exactly the SNTP communication takes place once and but the error is thrown as soon as I want to print the sntpTimeStampFromServer.  The AppController.c file is attached .   Thank you.   ... View more

Hello Mahalingam, I tried the below solution and I used it with  NTP servers and the results are as below :0.de.pool.ntp.org port 123 The MqTT connection and the server connection is made and then the MqTT also stop working throwing below error HardFault_Occured_going to reset the processor - after which the Mqtt and the SNTP start throwing error. (Screenshot attached) Also the Wireshark only showes the MqTT trace and not the UDP trace of the SNTP server IP.   Also check with all the port execption it is fine.   ... View more

Hello,   Yes I have attached the file. /* header definition ******************************************************** */ #ifndef APPCONTROLLER_H_ #define APPCONTROLLER_H_ /* local interface declaration ********************************************** */ #include "XDK_Utils.h" #include "simplelink/include/wlan.h" /* local type and macro definitions */ /* WLAN configurations ****************************************************** */ //#warning Please configure your WLAN below and remove this line. /** * WLAN_SSID is the WIFI network name where user wants connect the XDK device. * Make sure to update the WLAN_PSK constant according to your required WIFI network. */ #define WLAN_SSID "NETGEAR70" /** * WLAN_PSK is the WIFI router WPA/WPA2 password used at the Wifi network connection. * Make sure to update the WLAN_PSK constant according to your router password. */ #define WLAN_PSK "************" /** * WLAN_STATIC_IP is a boolean. If "true" then static IP will be assigned and if "false" then DHCP is used. */ #define WLAN_STATIC_IP false /** * WLAN_IP_ADDR is the WIFI router WPA/WPA2 static IPv4 IP address (unused if WLAN_STATIC_IP is false) * Make sure to update the WLAN_IP_ADDR constant according to your required WIFI network, * if WLAN_STATIC_IP is "true". */ #define WLAN_IP_ADDR XDK_NETWORK_IPV4(0, 0, 0, 0) /** * WLAN_GW_ADDR is the WIFI router WPA/WPA2 static IPv4 gateway address (unused if WLAN_STATIC_IP is false) * Make sure to update the WLAN_GW_ADDR constant according to your required WIFI network, * if WLAN_STATIC_IP is "true". */ #define WLAN_GW_ADDR XDK_NETWORK_IPV4(0, 0, 0, 0) /** * WLAN_DNS_ADDR is the WIFI router WPA/WPA2 static IPv4 DNS address (unused if WLAN_STATIC_IP is false) * Make sure to update the WLAN_DNS_ADDR constant according to your required WIFI network, * if WLAN_STATIC_IP is "true". */ #define WLAN_DNS_ADDR XDK_NETWORK_IPV4(0, 0, 0, 0) /** * WLAN_MASK is the WIFI router WPA/WPA2 static IPv4 mask address (unused if WLAN_STATIC_IP is false) * Make sure to update the WLAN_MASK constant according to your required WIFI network, * if WLAN_STATIC_IP is "true". */ #define WLAN_MASK XDK_NETWORK_IPV4(0, 0, 0, 0) /* SNTP configurations ****************************************************** */ /** * SNTP_SERVER_URL is the SNTP server URL. */ //#define SNTP_SERVER_URL "ntp.uni-kl.de" #define SNTP_SERVER_URL "192.168.1.2" /** * SNTP_SERVER_PORT is the SNTP server port number. */ #define SNTP_SERVER_PORT UINT16_C(42201) /* MQTT server configurations *********************************************** */ /** * APP_MQTT_BROKER_HOST_URL is the MQTT broker host address URL. */ #define APP_MQTT_BROKER_HOST_URL "test.mosquitto.org" /** * APP_MQTT_BROKER_HOST_PORT is the MQTT broker host port. */ #define APP_MQTT_BROKER_HOST_PORT UINT16_C(1883) /** * APP_MQTT_CLIENT_ID is the device name */ #define APP_MQTT_CLIENT_ID "%02x%02x%02x%02x%02x%02x" //device mac /** * APP_MQTT_TOPIC is the topic to subscribe and publish */ // Topic for environment data #define APP_MQTT_TOPIC_TEMP "XDK110/%02x%02x%02x%02x%02x%02x/temperature" // Topic for light #define APP_MQTT_TOPIC_Light "XDK110/%02x%02x%02x%02x%02x%02x/light" // Topic for AP's information #define APP_MQTT_TOPIC_AP "XDK110/%02x%02x%02x%02x%02x%02x/wifi" // Topic for timestamp #define APP_MQTT_TOPIC_timestamp "XDK110/%02x%02x%02x%02x%02x%02x/timestamp" /*#warning Configure APP_MQTT_SECURE_ENABLE to 1 to enable the MQTT with secure communication.\ Otherwise Communication will happen without security. \ Also provide the right server certificate in the ServerCA.h file. \ Remove this line to avoid warnings.*/ /** * APP_MQTT_SECURE_ENABLE is a macro to enable MQTT with security */ #define APP_MQTT_SECURE_ENABLE 0 /** * APP_MQTT_DATA_PUBLISH_PERIODICITY is time for MQTT to publish the sensor data */ #define APP_MQTT_DATA_PUBLISH_PERIODICITY UINT32_C(1000) /* local function prototype declarations */ /* local module global variable declarations */ /* local inline function definitions */ /** * @brief Gives control to the Application controller. * * @param[in] cmdProcessorHandle * Handle of the main command processor which shall be used based on the application needs * * @param[in] param2 * Unused */ void AppController_Init(void * cmdProcessorHandle, uint32_t param2); void GetRSSiofOtherAP(Sl_WlanNetworkEntry_t netEntries[]); int string_compare(char str1[], char str2[]); #endif /* APPCONTROLLER_H_ */ /** ************************************************************************* */ ... View more