diff --git a/src/libdramsys/DRAMSys/simulation/DRAMSys.cpp b/src/libdramsys/DRAMSys/simulation/DRAMSys.cpp
index 00d361cf..ba2a93c4 100644
--- a/src/libdramsys/DRAMSys/simulation/DRAMSys.cpp
+++ b/src/libdramsys/DRAMSys/simulation/DRAMSys.cpp
@@ -165,6 +165,8 @@ DRAMSys::DRAMSys(const sc_core::sc_module_name& name, const Config::Configuratio
     }
 
     // Connect all internal DRAMSys modules:
+    // If database recording is enabled, then the tlmRecorders are placed
+    // on the bus between the modules
     tSocket.bind(arbiter->tSocket);
     for (unsigned i = 0; i < memSpec->numberOfChannels; i++)
     {
@@ -176,6 +178,7 @@ DRAMSys::DRAMSys(const sc_core::sc_module_name& name, const Config::Configuratio
         }
         else if (simConfig.checkTLM2Protocol)
         {
+            // Arbiter <--> tlmRecorder <--> Controller
             arbiter->iSocket.bind(controllersTlmCheckers[i]->target_socket);
             controllersTlmCheckers[i]->initiator_socket.bind(controllers[i]->tSocket);
         }
@@ -189,14 +192,15 @@ DRAMSys::DRAMSys(const sc_core::sc_module_name& name, const Config::Configuratio
             arbiter->iSocket.bind(controllers[i]->tSocket);
         }
 
-        // TODO: comments
         if (simConfig.databaseRecording)
         {
+            // Controller <--> tlmRecorder <--> Dram
             controllers[i]->iSocket.bind(tlmRecordersDram[i]->tSocket);
             tlmRecordersDram[i]->iSocket.bind(drams[i]->tSocket);
         }
         else
         {
+            // Controller <--> Dram
             controllers[i]->iSocket.bind(drams[i]->tSocket);
         }
     }
diff --git a/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch0.tdb b/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch0.tdb
index cbf342c2..72b1a455 100644
--- a/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch0.tdb
+++ b/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch0.tdb
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c07d0788e550884138f84803c0baf0c634a61ce225698eaedb39f9e828f62c65
-size 675840
+oid sha256:4e1a66644ba415a3821042624586f6ad20a44d6e0c2f999dc6a882d8aa4eda5c
+size 692224
diff --git a/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch1.tdb b/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch1.tdb
index 1bea7de6..f5cb5cd5 100644
--- a/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch1.tdb
+++ b/tests/tests_regression/HBM2/expected/DRAMSys_hbm2-example_hbm2_ch1.tdb
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:db5321193521e8eb75654a545ba1155b7c707ee993ab67ae96b2639e278fc9d7
-size 684032
+oid sha256:1d12f192bd71465d7dceff8c9eff62865e7eb8b1a9b72ecb6d96af352a54efef
+size 700416