diff --git a/Config_PixelClock.md b/Config_PixelClock.md
index e18703e..bc1f645 100644
--- a/Config_PixelClock.md
+++ b/Config_PixelClock.md
@@ -3,28 +3,32 @@ This file contains the pixel clock settings. It can have multiple pixel clock de
 
 See source:trunk/PixelatorController/config/pixelClock.json for an example.
 
- **active**::<BR>
+**active**::<BR>
 &emsp;Integer value 1 activates this pixel clock. <BR>
 &emsp;**Default**: 0
 
- **devicePath**::<BR>
+**devicePath**::<BR>
 &emsp;String value defines the comedi device path.<BR>
 &emsp;**Default**: "" (empty string)
 
- **maxCounters**::<BR>
+**maxCounters**::<BR>
 &emsp;Integer value defines the maximal number of subdevices.<BR>
 &emsp;**Default***: 0
 
- **noHardware**::<BR>
+**noHardware**::<BR>
 &emsp;Boolean value. Set to true to use PixelatorController without hardware.<BR>
 &emsp;**Default**: false
 
- **waitUntilDoneInterval**::<BR>
+**doOnly**::<BR>
+&emsp;Boolean value. Set to true to use PixelatorController without hardware other than the pixel clock.<BR>
+&emsp;**Default**: false
+
+**waitUntilDoneInterval**::<BR>
 &emsp;Double value defines the interval (in seconds) used in waitUntilDone().
    running() is called in this interval until it returns false or
    until waitUntilDoneTimeout is exceeded. <BR>
 &emsp;**Default***: 0.005
 
- **waitUntilDoneTimeout**::<BR>
+**waitUntilDoneTimeout**::<BR>
 &emsp;Double value defines the timeout (in seconds) used in waitUntilDone(). running() is called until it returns false or until waitUntilDoneTimeout is exceeded.<BR>
 &emsp;**Default**: 10.0
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