Answers.Body: <p>This hub can fortunately be opened without completely destroying it. The first step is to remove a few screws on the sides hidden within a couple of the Technic pin holes. The front cover can then be removed:</p>
  <p><a href="https://i.sstatic.net/5rUzcUHO.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/5rUzcUHO.png" alt="Front cover removed" /></a></p>
  <p>We can then remove a couple more screws to slide out the front motor. We can also carefully pop off a couple of pieces of plastic to expose the main PCB:</p>
  <p><a href="https://i.sstatic.net/nuZUwRZP.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/nuZUwRZP.png" alt="Front motor removed" /></a></p>
  <p>The front motor is geared down using a planetary gearbox and includes a magnetic rotation sensor to accurate encode position allowing it to be used a servo.</p>
  <p>Removing the PCB is a little tricky. There are screws under it that hold the rest of the assembly together, and there is not enough slack in the motor wiring to wiggle it out to expose them. I desoldered the drive motors in order to remove this.</p>
  <p><a href="https://i.sstatic.net/OlWLzay1.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/OlWLzay1.png" alt="PCB bottom" /></a></p>
  <p>The above photo shows where the motor wiring attaches, the location of the motor drivers, and the 6 primary LEDs. The LEDs are visible externally thanks to internal light pipes:</p>
  <p><a href="https://i.sstatic.net/xVhSSpPi.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/xVhSSpPi.png" alt="Internal light pipes" /></a></p>
  <p>The primary MCU is the <a href="https://www.ti.com/product/CC2642R" rel="nofollow noreferrer">TI CC2642</a> visible in the top middle on the PCB. It is a relatively modest part compared to other hubs in the Powered up and Control+ line. For example, a <a href="https://www.ti.com/product/CC2640" rel="nofollow noreferrer">similar part</a> is used just for Bluetooth in the <a href="https://bricks.stackexchange.com/a/10258/708">City Hub</a>, but in that hub it is paired with a more powerful primary micro controller. This simpler hardware makes it unlikely that third-party programmable environments such as Pybricks will ever be fully featured on this hub.</p>
  <p>The other side of the PCB houses a few additional components including the USB C charging port:</p>
  <p><a href="https://i.sstatic.net/QgSY8hnZ.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/QgSY8hnZ.png" alt="PCB top" /></a></p>
  <p>With the PCB out of the way, we can now see the main drive motors. The black wheels on the right are used to encode rotation of the motor shaft optically.</p>
  <p><a href="https://i.sstatic.net/2HFAYBM6.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/2HFAYBM6.png" alt="Drive motors" /></a></p>
  <p>Here's a single drive motor completely removed:</p>
  <p><a href="https://i.sstatic.net/DwQB8b4E.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/DwQB8b4E.png" alt="Single drive motor" /></a></p>
  <p>The drive motors interface with a pair of planetary gearboxes:</p>
  <p><a href="https://i.sstatic.net/oT4MpRgA.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/oT4MpRgA.png" alt="Dual planetary gearbox" /></a></p>
  <p>These ultimately drive the pair of drive axles at the back of the hub:</p>
  <p><a href="https://i.sstatic.net/lGUW8Ws9.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/lGUW8Ws9.png" alt="Drive axle enclosure" /></a></p>
  <p>Unlike most other hubs, this one does not provide any way to connect external motors or sensors. It does include 6 controllable LEDs and 3 individually controllable motors making it flexible enough on its own to drive a variety of creations.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2024-09-11T01:38:23.667Z
Answers.LastActivityDate: 2024-09-11T01:38:23.667Z
Answers.UserDisplayName: jncraton
Body: <p>What electronics are inside the new Control+ Move Hub with motors (103479c01) that is used in the set <a href="https://www.lego.com/product/porsche-gt4-e-performance-race-car-42176" rel="nofollow noreferrer">42176 Porsche GT4 e-Performance</a>?</p>
  <p><a href="https://i.sstatic.net/wj4lgtnY.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/wj4lgtnY.png" alt="Picture of the hub from the instruction manual of the 42176 set" /></a></p>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2024-08-09T14:19:57.933Z
Comments.Text: It would also be interesting to see how this part will be used, besides the obviously designed-for use case (RC cars with lights).
Comments.UserDisplayName: zovits
Tags: <technic><electronics><powered-up><disassembly><control-plus>
Title: What is inside the Technic Move hub of the set 42176 Porsche GT4 e-Performance?
UserDisplayName: user25126
ThreadText: # What is inside the Technic Move hub of the set 42176 Porsche GT4 e-Performance?
  
  (Asked by: username_0 on 2024-08-09)
  
  What electronics are inside the new Control+ Move Hub with motors (103479c01) that is used in the set [42176 Porsche GT4 e-Performance](https://www.lego.com/product/porsche-gt4-e-performance-race-car-42176)?
  
  [![Picture of the hub from the instruction manual of the 42176 set](https://i.sstatic.net/wj4lgtnY.png)](https://i.sstatic.net/wj4lgtnY.png)
  
  **Tags:** technic, electronics, powered-up, disassembly, control-plus
  
  > **Comments:**
  > **username_1**: It would also be interesting to see how this part will be used, besides the obviously designed-for use case (RC cars with lights).  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_2 on 2024-09-11. Score: 2
  
  This hub can fortunately be opened without completely destroying it. The first step is to remove a few screws on the sides hidden within a couple of the Technic pin holes. The front cover can then be removed:
  
  [![Front cover removed](https://i.sstatic.net/5rUzcUHO.png)](https://i.sstatic.net/5rUzcUHO.png)
  
  We can then remove a couple more screws to slide out the front motor. We can also carefully pop off a couple of pieces of plastic to expose the main PCB:
  
  [![Front motor removed](https://i.sstatic.net/nuZUwRZP.png)](https://i.sstatic.net/nuZUwRZP.png)
  
  The front motor is geared down using a planetary gearbox and includes a magnetic rotation sensor to accurate encode position allowing it to be used a servo.
  
  Removing the PCB is a little tricky. There are screws under it that hold the rest of the assembly together, and there is not enough slack in the motor wiring to wiggle it out to expose them. I desoldered the drive motors in order to remove this.
  
  [![PCB bottom](https://i.sstatic.net/OlWLzay1.png)](https://i.sstatic.net/OlWLzay1.png)
  
  The above photo shows where the motor wiring attaches, the location of the motor drivers, and the 6 primary LEDs. The LEDs are visible externally thanks to internal light pipes:
  
  [![Internal light pipes](https://i.sstatic.net/xVhSSpPi.png)](https://i.sstatic.net/xVhSSpPi.png)
  
  The primary MCU is the [TI CC2642](https://www.ti.com/product/CC2642R) visible in the top middle on the PCB. It is a relatively modest part compared to other hubs in the Powered up and Control+ line. For example, a [similar part](https://www.ti.com/product/CC2640) is used just for Bluetooth in the [City Hub](https://bricks.stackexchange.com/a/10258/708), but in that hub it is paired with a more powerful primary micro controller. This simpler hardware makes it unlikely that third-party programmable environments such as Pybricks will ever be fully featured on this hub.
  
  The other side of the PCB houses a few additional components including the USB C charging port:
  
  [![PCB top](https://i.sstatic.net/QgSY8hnZ.png)](https://i.sstatic.net/QgSY8hnZ.png)
  
  With the PCB out of the way, we can now see the main drive motors. The black wheels on the right are used to encode rotation of the motor shaft optically.
  
  [![Drive motors](https://i.sstatic.net/2HFAYBM6.png)](https://i.sstatic.net/2HFAYBM6.png)
  
  Here's a single drive motor completely removed:
  
  [![Single drive motor](https://i.sstatic.net/DwQB8b4E.png)](https://i.sstatic.net/DwQB8b4E.png)
  
  The drive motors interface with a pair of planetary gearboxes:
  
  [![Dual planetary gearbox](https://i.sstatic.net/oT4MpRgA.png)](https://i.sstatic.net/oT4MpRgA.png)
  
  These ultimately drive the pair of drive axles at the back of the hub:
  
  [![Drive axle enclosure](https://i.sstatic.net/lGUW8Ws9.png)](https://i.sstatic.net/lGUW8Ws9.png)
  
  Unlike most other hubs, this one does not provide any way to connect external motors or sensors. It does include 6 controllable LEDs and 3 individually controllable motors making it flexible enough on its own to drive a variety of creations.
  
  
  ---
  
  