Echelon i.LON SmartServer 2.0 - Manual (Page 356)

i.LON SmartServer 2.0 Programmer’s Reference 21-4
// -------------- CREATING A DATA LOGGER --------------
//Create an xSelect object and then specify the filter to be used
iLON_SmartServer. E_xSelect xSelect =
new iLON_SmartServer. E_xSelect ();
xSelect.xSelect =
"//Item[@xsi:type=\"LON_Fb_Cfg\"][contains(UCPTname,\"Log\")][UCPThidden = \"1\"]" ;
//Create an ItemColl that stores objects returned by List()function that takes an xSelect object
iLON_SmartServer. Item_Coll ItemColl = SmartServer.List(xSelect);
//Create an ItemCfgColl that stores the objects to be returned by a Get() function
//that takes the ItemColl returned by the List()
ItemColl.xSelect = "//Item[@xsi:type=\"LON_Fb_Cfg\"]" ;
iLON_SmartServer. Item_CfgColl ItemCfgColl = SmartServer.Get(ItemColl);
//check that there are obejcts in the ItemCfgColl
if (ItemCfgColl.UCPTfaultCount > 0)
{
PrintGetError(ItemCfgColl);
}
else
{
//Create LON_Fb_Cfg item
ItemCfgColl.Item[0].UCPThidden = 0;
ItemCfgColl.Item[0].UCPTname =
"Net/LON/iLON App/myDataLogger" ;
iLON_SmartServer. Item_Coll ItemColl_SetReturn = SmartServer.Set(ItemCfgColl);
//create new Data Logger from existing one
iLON_SmartServer. UFPTdataLogger_Cfg myDataLogger =
new ConsoleApplication_CSharp_Test_3._5.iLON_SmartServer. UFPTdataLogger_Cfg ();
myDataLogger.UCPTname = "Net/LON/iLON App/myDataLogger" ;
myDataLogger.UCPTannotation = "#8000010128000000[4].UFPTdataLogger" ;
myDataLogger.UCPTlogFileName = "Net/LON/iLON App/myDataLogger.csv" ;
myDataLogger.UCPTlogSize = 100;
myDataLogger.UCPTlogLevelAlarm = 50;
myDataLogger.UCPTlogType =
new ConsoleApplication_CSharp_Test_3._5.iLON_SmartServer. E_LonString ();
myDataLogger.UCPTlogType.Value = "LT_HISTORICAL" ;
myDataLogger.UCPTlogType.LonFormat = "UCPTlogType" ;
myDataLogger.UCPTlogFormat =
new ConsoleApplication_CSharp_Test_3._5.iLON_SmartServer. E_LonString ();
myDataLogger.UCPTlogFormat.Value = "LF_TEXT" ;
myDataLogger.UCPTlogFormat.LonFormat = "UCPTlogFormat" ;
//create DP reference array to store data points by new Data Logger
myDataLogger.DataPoint =
new ConsoleApplication_CSharp_Test_3._5.iLON_SmartServer. E_DpRef [2];
//speficy data points to be logged by new Data Logger
iLON_SmartServer. UFPTdataLogger_DpRef dataPointRef1 =
new iLON_SmartServer. UFPTdataLogger_DpRef ();
dataPointRef1.UCPTname = "Net/LON/iLON App/Digital Output 2/nviClaValue_2" ;
dataPointRef1.UCPTformatDescription = "#0000000000000000[0].SNVT_switch" ;
dataPointRef1.UCPTpollRate = 60;
dataPointRef1.dpType =
"Input" ;
iLON_SmartServer.
UFPTdataLogger_DpRef dataPointRef2 =
new iLON_SmartServer. UFPTdataLogger_DpRef ();
dataPointRef2.UCPTname = "Net/LON/iLON App/Digital Output 1/nviClaValue_1" ;
dataPointRef2.UCPTformatDescription = "#0000000000000000[0].SNVT_switch" ;