diff --git a/mission/devices/ScexDeviceHandler.cpp b/mission/devices/ScexDeviceHandler.cpp
index 8b80bc0e..407c470e 100644
--- a/mission/devices/ScexDeviceHandler.cpp
+++ b/mission/devices/ScexDeviceHandler.cpp
@@ -3,10 +3,13 @@
 #include <linux/devices/ScexHelper.h>
 
 #include <algorithm>
+#include <iostream>
 
 #include "fsfw/globalfunctions/CRC.h"
 #include "mission/devices/devicedefinitions/ScexDefinitions.h"
 
+using std::ofstream;
+
 ScexDeviceHandler::ScexDeviceHandler(object_id_t objectId, ScexUartReader& reader, CookieIF* cookie)
     : DeviceHandlerBase(objectId, reader.getObjectId(), cookie), reader(reader) {}
 
@@ -104,8 +107,12 @@ ReturnValue_t ScexDeviceHandler::scanForReply(const uint8_t* start, size_t remai
   if (result == ScexHelper::INVALID_CRC) {
     sif::warning << "CRC invalid" << std::endl;
   }
-  sif::info << helper << std::endl;
+
   // crc check
+  if (result == ScexHelper::INVALID_CRC) {
+    sif::warning << "CRC invalid" << std::endl;
+  }
+  sif::info << helper << std::endl;
 
   *foundId = helper.getCmd();
   *foundLen = remainingSize;
@@ -115,6 +122,15 @@ ReturnValue_t ScexDeviceHandler::scanForReply(const uint8_t* start, size_t remai
 
 ReturnValue_t ScexDeviceHandler::interpretDeviceReply(DeviceCommandId_t id, const uint8_t* packet) {
   // cmd auswertung (in file reinschreiben)
+  using namespace scex;
+  if (helper.getCmd() == PING) {
+    ofstream out("/tmp/scex-ping.bin", ofstream::binary);
+    if (out.bad()) {
+      sif::warning << "bad" << std::endl;
+    }
+    out << helper;
+  }
+  // was alles hier rein?
   return RETURN_OK;
 }