CC3100 Get Weather Application

Overview and application details

This sample application demonstrates how to connect to openweathermap.org server and request for weather details of a city. The application opens a TCP socket w/ the server and sends a HTTP Get request to get the weather details. The received data is processed and displayed on the console

Note: This wiki page is only applicable for CC3100-SDK v1.0.0 and upward releases. For documentation on older SDKs' examples, refer corresponding file in <cc3100-sdk-installation-location>\cc3100-sdk\docs\examples\'

Source Files briefly explained

i. main - Initializes the device, connects to an AP, opens a TCP socket, requests and displays the weather information.

Usage

Prerequisite: This application requires an access-point with internet connectivity

• Connect the board to a Windows-PC and configure the terminal-program for seeing the logs - CC3100 & CC3200 Terminal Setting has detailed instructions for configuring the terminal-program
• From openweathermap.org create an API Key and modify the 'API Key' value in main.c found below:

   #define POST_BUFFER     "&mode=xml&units=imperial&APPID=<API KEY> HTTP/1.1\r\nHost:api.openweathermap.org\r\nAccept: */"

• Edit sl_common.h and modify the values of below macros for the device to connect to the AP

   #define SSID_NAME       "<ap_name>"
   #define SEC_TYPE        SL_SEC_TYPE_OPEN
   #define PASSKEY         ""

• Edit below parameters in main.c for getting the weather information from server:

   #define CITY_NAME       "<city>"

• Build and launch the application
• See the self explanatory logs on the terminal-program's console.
  • The application connects to the weather-server and opens an TCP socket to communicate w/ it.
  • It receives and processes the weather-information and displays it on the console
• On success, below message will be displayed on the terminal

Limitations/Known Issues

None

Links

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