Answers.Body: <p><em>EV3 Classroom</em> only supports LEGO EV3 sensors. It does not work with NXT or 3rd-party sensors.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2023-05-18T07:53:14.093Z
Answers.Text: Drat. Thank you. Can you provide a source?
Answers.UserDisplayName: Torben Gundtofte-Bruun
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2023-05-17T21:29:23.053Z
Answers.LastActivityDate: 2023-05-17T21:29:23.053Z
Answers.UserDisplayName: David Lechner
Body: <p>How do I get the NXT ultrasonic sensor to work in the <em>Education EV3 Classroom</em> application?</p>
  <ul>
  <li>OK: I have connected a <strong>NXT ultrasonic sensor</strong> to the input port 1 of an EV3 control brick.</li>
  <li>OK: For testing, one motor is connected to port B.</li>
  <li>OK: In the EV3's &quot;port view&quot;, I see that port 1 is reported as <code>1:NXT-US-CM</code>.</li>
  <li>OK: In the EV3's &quot;port view&quot;, I see that port B is reported as <code>B:L-MOTOR-DEG</code>.</li>
  <li>OK: A simple program in the <em>EV3 Home Edition</em> works: the motor turns according to the sensor output.</li>
  <li><strong>Problem:</strong> A simple program in the <em>Education EV3 Classroom</em> application does nothing. The application shows only the motor is connected. The ultrasonic sensor is not shown.</li>
  </ul>
  <p><em>EV3 Home Edition:</em>
  <a href="https://i.sstatic.net/zjrvf.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/zjrvf.png" alt="enter image description here" /></a></p>
  <p><em>Education EV3 Classroom</em> application:
  <a href="https://i.sstatic.net/AF2NM.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/AF2NM.png" alt="enter image description here" /></a></p>
  
Tags: <ev3><education><sensor-ultrasonic>
Title: EV3 Education does not recognize NXT ultrasonic sensor
UserDisplayName: Torben Gundtofte-Bruun
ThreadText: # EV3 Education does not recognize NXT ultrasonic sensor
  
  (Asked by: username_0 on 2023-05-17)
  
  How do I get the NXT ultrasonic sensor to work in the *Education EV3 Classroom* application?
  
  * OK: I have connected a **NXT ultrasonic sensor** to the input port 1 of an EV3 control brick.
  * OK: For testing, one motor is connected to port B.
  * OK: In the EV3's "port view", I see that port 1 is reported as `1:NXT-US-CM`.
  * OK: In the EV3's "port view", I see that port B is reported as `B:L-MOTOR-DEG`.
  * OK: A simple program in the *EV3 Home Edition* works: the motor turns according to the sensor output.
  * **Problem:** A simple program in the *Education EV3 Classroom* application does nothing. The application shows only the motor is connected. The ultrasonic sensor is not shown.
  
  *EV3 Home Edition:*
  [![enter image description here](https://i.sstatic.net/zjrvf.png)](https://i.sstatic.net/zjrvf.png)
  
  *Education EV3 Classroom* application:
  [![enter image description here](https://i.sstatic.net/AF2NM.png)](https://i.sstatic.net/AF2NM.png)
  
  **Tags:** ev3, education, sensor-ultrasonic
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2023-05-17. Score: 3
  
  *EV3 Classroom* only supports LEGO EV3 sensors. It does not work with NXT or 3rd-party sensors.
  
  > **Comments:**
  > **username_0**: Drat. Thank you. Can you provide a source?  
  
  ---
  
  