# Using Digital Switch to Start Logging in a Rebel Logger

Right-click Digital 0 (The Digital Switch is connected to Digital Input 0).

Select Add Item to Trigger.

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Create a start condition with Parameter 3 as <.

So, in this case, the condition is true when the Digital In 0 changes from 1 to 0.

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Create New Trigger

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* Provide a name for the trigger.
* Select the action as Start.
* Options as Continuous.
* Select the condition which was made in Step 3.
* Provide a debounce of a few milliseconds so that it won’t consider sudden changes in the switch that happen rapidly due to any issue with the switch.

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With the above settings, the logger will start logging when the switch is pressed.

{% hint style="info" %}

#### Notes:

* Other actions, sample methods, options, and pre-log time are available.
* Ensure the trigger functionality is appropriately checked before sending the vehicle for trial.
* You can connect a Push-Button switch between PIN 9 and PIN 11 of the Multiconnect Cables Dig & Analog connector.
  {% endhint %}