Fix spadic ch mapping

There was a change of the asic to feb channel mapping between the spadic 2.0 and 2.2. This change was not taken into account before. The commits fix this issues for the parameter creation.

core/detectors/trd/CbmTrdParManager.cxx

@@ -278,15 +278,24 @@ void CbmTrdParManager::CreateModuleParameters(const TString& path) {
       chAddressesVec.clear();
       chAddressesVec.resize(nAsicChannels);
 
-      Int_t iAsicChannel(0);
+      Int_t iAsicChannel =
+        0;  // This is the nth asic channel as it is written to the raw messages
       for (auto channelAddress : chAddressesVec) {
-        // Each row of asic channels for one spadic has its own eLink. The numbering of the channels is stored in the GetElinkChannel() function
-        channelAddress = asic->GetElinkChannel(iAsicChannel);
-        if ((iAsicChannel % 2 != 0))
-          channelAddress +=
-            nModuleColumns;  // one asic is split over two rows with odd channels in the top row, thus there address is placed in the next column
+        // Now apply the asic specific mapping
+        channelAddress = asic->GetAsicChAddress(
+          iAsicChannel);  // returns the channeladdress in the scope of one asic
+
+        // Get the channel addressed to the top or bottom row of the single asic
+        if ((channelAddress / (nAsicChannels / 2)) > 0) {
+          // if the address corresponds to the second 16 channels 16..31 it goes into the next row
+          channelAddress -= (nAsicChannels / 2);
+          // since we have only 16 channels per row we have to subtract 16 from channels 16..31
+          channelAddress += nModuleColumns;
+        }
+        // move channel address to the correct column according to the asic column position
         channelAddress +=
           nThAsicColumn * nAsicChannels / 2;  // one asic is split over two rows
+        // move channel address to the correct row according to the asic row position
         channelAddress +=
           nThAsicRow * nModuleColumns * 2;  // one asic is split over two rows