diff --git a/src/rl_sar/src/rl_real_a1.cpp b/src/rl_sar/src/rl_real_a1.cpp
index eaf83ca..0360d2f 100644
--- a/src/rl_sar/src/rl_real_a1.cpp
+++ b/src/rl_sar/src/rl_real_a1.cpp
@@ -3,6 +3,7 @@
 #define ROBOT_NAME "a1"
 
 // #define PLOT
+#define CSV_LOGGER
 
 RL_Real rl_sar;
 
@@ -23,9 +24,9 @@ RL_Real::RL_Real() : safe(LeggedType::A1), udp(LOWLEVEL)
     this->vq = torch::jit::load(vq_path);
     this->InitObservations();
     this->InitOutputs();
-    
+
     this->history_obs_buf = ObservationBuffer(1, this->params.num_observations, 6);
-    
+
     plot_real_joint_pos.resize(12);
     plot_target_joint_pos.resize(12);
 
@@ -37,11 +38,15 @@ RL_Real::RL_Real() : safe(LeggedType::A1), udp(LOWLEVEL)
     loop_udpSend->start();
     loop_udpRecv->start();
     loop_control->start();
-    
+
 #ifdef PLOT
     loop_plot    = std::make_shared<LoopFunc>("loop_plot"   , 0.002,    boost::bind(&RL_Real::Plot,         this));
     loop_plot->start();
 #endif
+
+#ifdef CSV_LOGGER
+    CSVInit(ROBOT_NAME);
+#endif
 }
 
 RL_Real::~RL_Real()
@@ -97,7 +102,7 @@ void RL_Real::RobotControl()
                 cmd.motorCmd[i].Kd = 3;
                 cmd.motorCmd[i].tau = 0;
             }
-            printf("getting up %.3f%%\r", getup_percent*100.0);
+            printf("getting up %.3f%%\r", getup_percent * 100.0);
         }
         if((int)_keyData.btn.components.R1 == 1)
         {
@@ -167,7 +172,7 @@ void RL_Real::RobotControl()
                 cmd.motorCmd[i].Kd = 3;
                 cmd.motorCmd[i].tau = 0;
             }
-            printf("getting down %.3f%%\r", getdown_percent*100.0);
+            printf("getting down %.3f%%\r", getdown_percent * 100.0);
         }
         if(getdown_percent == 1)
         {
@@ -205,7 +210,7 @@ void RL_Real::RunModel()
         //     state.motorState[FR_0].dq, state.motorState[FR_1].dq, state.motorState[FR_2].dq, 
         //     state.motorState[RL_0].dq, state.motorState[RL_1].dq, state.motorState[RL_2].dq, 
         //     state.motorState[RR_0].dq, state.motorState[RR_1].dq, state.motorState[RR_2].dq);
-        
+
         this->obs.ang_vel = torch::tensor({{state.imu.gyroscope[0], state.imu.gyroscope[1], state.imu.gyroscope[2]}});
         this->obs.commands = torch::tensor({{_keyData.ly, -_keyData.rx, -_keyData.lx}});
         this->obs.base_quat = torch::tensor({{state.imu.quaternion[1], state.imu.quaternion[2], state.imu.quaternion[3], state.imu.quaternion[0]}});
@@ -217,7 +222,7 @@ void RL_Real::RunModel()
                                             state.motorState[FR_0].dq, state.motorState[FR_1].dq, state.motorState[FR_2].dq,
                                             state.motorState[RL_0].dq, state.motorState[RL_1].dq, state.motorState[RL_2].dq,
                                             state.motorState[RR_0].dq, state.motorState[RR_1].dq, state.motorState[RR_2].dq}});
-        
+
         torch::Tensor actions = this->Forward();
 
         for (int i : hip_scale_reduction_indices)
@@ -227,8 +232,14 @@ void RL_Real::RunModel()
 
         output_torques = this->ComputeTorques(actions);
         output_dof_pos = this->ComputePosition(actions);
+#ifdef CSV_LOGGER
+        torch::Tensor tau_est = torch::tensor({{state.motorState[FL_0].tauEst, state.motorState[FL_1].tauEst, state.motorState[FL_2].tauEst,
+                                                state.motorState[FR_0].tauEst, state.motorState[FR_1].tauEst, state.motorState[FR_2].tauEst,
+                                                state.motorState[RL_0].tauEst, state.motorState[RL_1].tauEst, state.motorState[RL_2].tauEst,
+                                                state.motorState[RR_0].tauEst, state.motorState[RR_1].tauEst, state.motorState[RR_2].tauEst}});
+        CSVLogger(output_torques, tau_est, this->obs.dof_pos, output_dof_pos, this->obs.dof_vel);
+#endif
     }
-    
 }
 
 torch::Tensor RL_Real::ComputeObservation()
@@ -275,10 +286,10 @@ void RL_Real::Plot()
     {
         plot_real_joint_pos[i].push_back(state.motorState[i].q);
         plot_target_joint_pos[i].push_back(cmd.motorCmd[i].q);
-        plt::subplot(4, 3, i+1);
+        plt::subplot(4, 3, i + 1);
         plt::named_plot("_real_joint_pos", plot_t, plot_real_joint_pos[i], "r");
         plt::named_plot("_target_joint_pos", plot_t, plot_target_joint_pos[i], "b");
-        plt::xlim(motiontime-10000, motiontime);
+        plt::xlim(motiontime - 10000, motiontime);
     }
     // plt::legend();
     plt::pause(0.0001);