diff --git a/gui acdc.png b/gui acdc.png
index e89baca3bb0b84dcd0f2f212e35d38ca4d790f29..016c7e41d188d323f51c5d435b1a73e1e171e5c8 100644
Binary files a/gui acdc.png and b/gui acdc.png differ
diff --git a/src/acdc.cpp b/src/acdc.cpp
index 3cd353fc4c5a2bb87f58b73a654f3032518a2a72..73088d31080a626853149ffc950926fa8db16a82 100644
--- a/src/acdc.cpp
+++ b/src/acdc.cpp
@@ -23,6 +23,8 @@ Acdc::Acdc(CumbiaPool *cumbia_pool, QWidget *parent) :
     // cumbia
     connect(ui->cbShowUnits, SIGNAL(toggled(bool)), this, SLOT(m_show_units(bool)));
     m_show_units(false);
+
+    connect(ui->bStopAll, SIGNAL(clicked()), this, SLOT(m_stop_all()));
 }
 
 Acdc::~Acdc()
@@ -35,4 +37,18 @@ void Acdc::m_show_units(bool show) {
         l->setDisplayUnitEnabled(show);
 }
 
+void Acdc::m_stop_all() {
+    QStringList tgts;
+    foreach(QGroupBox *gb, findChildren<QGroupBox *>(QRegularExpression("gbM\\d"))) {
+        foreach(QuInputOutput *io, gb->findChildren<QuInputOutput *>()) {
+            QString dev = io->source().section('/', 0, io->source().count('/') - 1);
+            tgts << dev + "->Stop";
+        }
+    }
+    if(tgts.size() > 0)
+        tgts << "pos/dmrc/dmrc_pos.01->Stop";
+    foreach(const QString &t, tgts)
+        printf("would execute \e[1;32m%s\e[0m\n", qstoc(t));
+}
+
 
diff --git a/src/acdc.h b/src/acdc.h
index 65250d4b953649d2aa7e790afce331afb29b3531..79fa716f4d741448f7c536864a76721a67329bf8 100644
--- a/src/acdc.h
+++ b/src/acdc.h
@@ -24,6 +24,7 @@ public:
 
 private slots:
     void m_show_units(bool show);
+    void m_stop_all();
 private:
     Ui::Acdc *ui;
 // cumbia
diff --git a/src/acdc.ui b/src/acdc.ui
index 65774772710b03ec48b174c312de456faddaa0e3..3302844881f08a15f2b55b20feeac2c3b4d355ca 100644
--- a/src/acdc.ui
+++ b/src/acdc.ui
@@ -28,7 +28,7 @@
         <height>776</height>
        </rect>
       </property>
-      <widget class="QGroupBox" name="groupBox_9">
+      <widget class="QGroupBox" name="gbM6">
        <property name="geometry">
         <rect>
          <x>500</x>
@@ -203,7 +203,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox_3">
+      <widget class="QGroupBox" name="gbM8">
        <property name="geometry">
         <rect>
          <x>960</x>
@@ -369,7 +369,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox">
+      <widget class="QGroupBox" name="gbM1">
        <property name="geometry">
         <rect>
          <x>76</x>
@@ -584,7 +584,7 @@
         <bool>true</bool>
        </property>
       </widget>
-      <widget class="QGroupBox" name="groupBox_2">
+      <widget class="QGroupBox" name="gbM5">
        <property name="geometry">
         <rect>
          <x>179</x>
@@ -750,7 +750,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox_10">
+      <widget class="QGroupBox" name="gbM7">
        <property name="geometry">
         <rect>
          <x>740</x>
@@ -916,7 +916,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox_8">
+      <widget class="QGroupBox" name="gbM3">
        <property name="geometry">
         <rect>
          <x>789</x>
@@ -946,6 +946,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </active>
          <inactive>
           <colorrole role="WindowText">
@@ -966,6 +975,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </inactive>
          <disabled>
           <colorrole role="WindowText">
@@ -986,6 +1004,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </disabled>
         </palette>
        </property>
@@ -1098,7 +1125,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox_5">
+      <widget class="QGroupBox" name="gbM4">
        <property name="geometry">
         <rect>
          <x>1070</x>
@@ -1107,6 +1134,49 @@
          <height>161</height>
         </rect>
        </property>
+       <property name="palette">
+        <palette>
+         <active>
+          <colorrole role="WindowText">
+           <brush brushstyle="SolidPattern">
+            <color alpha="255">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
+         </active>
+         <inactive>
+          <colorrole role="WindowText">
+           <brush brushstyle="SolidPattern">
+            <color alpha="255">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
+         </inactive>
+         <disabled>
+          <colorrole role="WindowText">
+           <brush brushstyle="SolidPattern">
+            <color alpha="255">
+             <red>190</red>
+             <green>190</green>
+             <blue>190</blue>
+            </color>
+           </brush>
+          </colorrole>
+         </disabled>
+        </palette>
+       </property>
+       <property name="font">
+        <font>
+         <weight>75</weight>
+         <bold>true</bold>
+        </font>
+       </property>
        <property name="autoFillBackground">
         <bool>true</bool>
        </property>
@@ -1221,7 +1291,7 @@
         </item>
        </layout>
       </widget>
-      <widget class="QGroupBox" name="groupBox_6">
+      <widget class="QGroupBox" name="gbM2">
        <property name="geometry">
         <rect>
          <x>460</x>
@@ -1251,6 +1321,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </active>
          <inactive>
           <colorrole role="WindowText">
@@ -1271,6 +1350,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </inactive>
          <disabled>
           <colorrole role="WindowText">
@@ -1291,6 +1379,15 @@
             </color>
            </brush>
           </colorrole>
+          <colorrole role="PlaceholderText">
+           <brush brushstyle="NoBrush">
+            <color alpha="128">
+             <red>46</red>
+             <green>117</green>
+             <blue>182</blue>
+            </color>
+           </brush>
+          </colorrole>
          </disabled>
         </palette>
        </property>
@@ -1546,14 +1643,14 @@
        </property>
       </widget>
       <zorder>label</zorder>
-      <zorder>groupBox_2</zorder>
-      <zorder>groupBox_10</zorder>
-      <zorder>groupBox_8</zorder>
-      <zorder>groupBox_5</zorder>
-      <zorder>groupBox_6</zorder>
-      <zorder>groupBox_9</zorder>
-      <zorder>groupBox_3</zorder>
-      <zorder>groupBox</zorder>
+      <zorder>gbM5</zorder>
+      <zorder>gbM7</zorder>
+      <zorder>gbM3</zorder>
+      <zorder>gbM4</zorder>
+      <zorder>gbM2</zorder>
+      <zorder>gbM6</zorder>
+      <zorder>gbM8</zorder>
+      <zorder>gbM1</zorder>
       <zorder>cbShowUnits</zorder>
       <zorder>quLabel</zorder>
       <zorder>label_18</zorder>