Index: sources/device/DeviceView.cpp
===================================================================
diff -u -r46c55a9eeb75ac84fbcd6160a2318c459672936a -r6e18f1d24b8cc3d84d26f46f36f73deb34e54371
--- sources/device/DeviceView.cpp	(.../DeviceView.cpp)	(revision 46c55a9eeb75ac84fbcd6160a2318c459672936a)
+++ sources/device/DeviceView.cpp	(.../DeviceView.cpp)	(revision 6e18f1d24b8cc3d84d26f46f36f73deb34e54371)
@@ -15,6 +15,7 @@
 #include "DeviceView.h"
 
 // Qt
+#include <QDateTime>
 
 // Project
 #include "ApplicationController.h"
@@ -626,5 +627,50 @@
     ipAddress(vData);
 }
 
+// ================================================= Date/Time
+void VDevice::doInitDateTime() {
+    // Nothing for now.
+}
 
+void VDevice::dateTimeRequest( const QString &) {
+    // Nothing for now.
+}
 
+void VDevice::doDateTime(const QString &vYear, const QString &vMonth, const QString &vDay,
+                         const QString &vHour, const QString &vMinute,      bool    vNTP) {
+
+    const QDateTime currentDateTimeLocal (  QDate(  vYear     .toInt()  ,
+                                                    vMonth    .toInt()  ,
+                                                    vDay      .toInt()) ,
+                                            QTime(  vHour     .toInt()  ,
+                                                    vMinute   .toInt()));
+    const QString dateTimeLocalStr = currentDateTimeLocal.toString(_Settings.getUpdateFormat()); // sudo date -s requires this format
+
+    DeviceDateTimeRequestData data;
+    data.mDateTime  = dateTimeLocalStr;
+    data.mNTP   = vNTP;
+
+    LOG_DEBUG(tr("SetDateTime %1").arg(dateTimeLocalStr));
+
+    emit didAttributeRequest(data);
+}
+
+void VDevice::onAttributeResponse(const DeviceDateTimeResponseData &vData) {
+
+    if ( vData.mCompleted ) {
+        if ( vData.mAccepted ) {
+            emit dateTimeChanged("");
+            status("");
+        }
+        else {
+            status(vData.mMessage);
+        }
+    }
+
+    accepted(vData.mAccepted);
+    reason  (vData.mReason  );
+
+    // has to be the last one
+    response(true);
+}
+