---
title: Checking the Digital Link Cable Is Detected on a Mac
description: Confirm macOS has found your Digital Link Interface cable. Open System Report, then Hardware then USB, and look for the TTL-232R device.
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  #  How do I check the Digital Link USB is detected on a Mac? 

Click on the Apple menu () in the top right corner of your screen.

![apple menu](https://e-stim.online/images/howtos/macusb/apple_menu.png)

Now click on the 'About this Mac Option'

![about](https://e-stim.online/images/howtos/macusb/about.png)

Click on the System Report Button,

and then click Hardware > USB on the left hand panel.

![panel](https://e-stim.online/images/howtos/macusb/panel.png)

If you have the Digital Link Interface cable connected, and your Mac has found the cable it should show up under USB devices.

![panel highlight](https://e-stim.online/images/howtos/macusb/panel-highlight.png)

The Digital Link Interface Cable will show up as TTL-232R-3V3-AJ or TTL-232R-5V-AJ. If it is showing, then all should be working correctly.

 

       Last Updated: 22 June 2026   

  

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