CurrentAndForecastWeather (FB)¶

FUNCTION_BLOCK CurrentAndForecastWeather EXTENDS APICaller

Requests a current weather report and a hourly 48h weather forecast report from the API server and saves the information in the given “CurrentWeatherData” and “ForeastWeatherBatch” data structures.

InOut:

Scope	Name	Type	Initial	Comment	Inherited from
Input	`xExecute`	`BOOL`		Rising edge: Starts defined operation `FALSE`: Resets the defined operation after ready condition was reached	ETrig
Output	`xDone`	`BOOL`		`TRUE`: Ready condition reached	ETrig
	`xBusy`	`BOOL`		`TRUE`: Operation is running	ETrig
	`xError`	`BOOL`		`TRUE`: Error condition reached	ETrig
Input	`sApiKey`	API_KEY			APICaller
Output	`eError`	ERROR			APICaller
	`sConstructedUrl`	URL		Contains the internally constructed URL, that is used to retrieve data from the API Server.	APICaller
	`xUrlConstructed`	`BOOL`		Is TRUE, when the content of sConstructedUrl is valid (after the internal URL Construction is finished).	APICaller
Input	`pGeoLocation`	POINTER TO GeoLocation
Input	`eUnits`	UNIT_OPTION	UNIT_OPTION.METRIC
Inout	`dataCurrent`	CurrentWeatherData
Inout	`dataForecast`	ForecastWeatherBatch

Methods:

BuildUrl

InterpretJSON

StartAction

CallAPI, inherited from APICaller

CheckGeoLocationParam, inherited from APICaller

CleanupAction, inherited from APICaller

CyclicAction, inherited from APICaller

ProcessResponse, inherited from APICaller

ResetAction, inherited from APICaller

StartProcessResponse, inherited from APICaller

Structure: