Answers.Body: <p>There are 4 clips holding this together. It isn't too difficult to get apart with a little prying. Here's what it looks like with the cover removed:</p>
  <p><a href="https://i.sstatic.net/J0JCT.jpg" rel="nofollow noreferrer"><img src="https://i.sstatic.net/J0JCT.jpg" alt="Opened" /></a></p>
  <p>The board can then be popped out of the housing. Here's a close-up of the front:</p>
  <p><a href="https://i.sstatic.net/kyjY2.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/kyjY2.png" alt="Front of board" /></a></p>
  <p>There are 9 surface-mount LEDs just as one might expect.</p>
  <p>Here's a shot of the back of the board:</p>
  <p><a href="https://i.sstatic.net/HTCzp.jpg" rel="nofollow noreferrer"><img src="https://i.sstatic.net/HTCzp.jpg" alt="Back of board" /></a></p>
  <p>The larger chip appears to be numbered:</p>
  <pre><code>V0269
  3235A
  </code></pre>
  <p>I believe that this part is a <a href="https://www.digikey.com/en/products/detail/lumissil-microsystems/IS31FL3235A-QFLS2-TR/7219609" rel="nofollow noreferrer">28-port dimmable LED driver</a>. This provides enough output to drive the display (3 x 3 x 3 colors = 27 LEDs).</p>
  <p>The smaller chip appears to be numbered:</p>
  <pre><code>S103
  PHVC
  0317
  </code></pre>
  <p>Here's a better shot of that chip:</p>
  <p><a href="https://i.sstatic.net/M4gC7.jpg" rel="nofollow noreferrer"><img src="https://i.sstatic.net/M4gC7.jpg" alt="S103 Photo" /></a></p>
  <p>This looks like an STM8S103 microcontroller similar to the chip used in Powered Up <a href="https://bricks.stackexchange.com/a/16898/708">motors</a> that provide position feedback.</p>
  <p>There are also a number of smaller chips and passive components on the board, but they are probably a bit less interesting.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2023-08-17T14:21:39.010Z
Answers.Text: Thank you very much !
  This Micro seems to be a Standard uC used for this Motor-/Sensor- Interfaces
Answers.UserDisplayName: user21939
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2023-08-16T15:49:36.250Z
Answers.LastActivityDate: 2023-08-16T15:49:36.250Z
Answers.UserDisplayName: jncraton
Body: <p>What is inside the LEGO 3x3 Color Light Matrix 45608?</p>
  <p><a href="https://i.sstatic.net/07uF0.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/07uF0.png" alt="enter image description here" /></a></p>
  <p>Pictures of the assembled Top- &amp; Bottom- PCB would be helpful.</p>
  
Tags: <electronics><disassembly><spike-prime>
Title: What electronics are inside the SPIKE 3x3 LED Matrix?
UserDisplayName: user21891
ThreadText: # What electronics are inside the SPIKE 3x3 LED Matrix?
  
  (Asked by: username_0 on 2023-08-05)
  
  What is inside the LEGO 3x3 Color Light Matrix 45608?
  
  [![enter image description here](https://i.sstatic.net/07uF0.png)](https://i.sstatic.net/07uF0.png)
  
  Pictures of the assembled Top- & Bottom- PCB would be helpful.
  
  **Tags:** electronics, disassembly, spike-prime
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2023-08-16. Score: 1
  
  There are 4 clips holding this together. It isn't too difficult to get apart with a little prying. Here's what it looks like with the cover removed:
  
  The board can then be popped out of the housing. Here's a close-up of the front:
  
  There are 9 surface-mount LEDs just as one might expect.
  Here's a shot of the back of the board:
  
  The larger chip appears to be numbered:
  V0269
  3235A
  
  I believe that this part is a 28-port dimmable LED driver. This provides enough output to drive the display (3 x 3 x 3 colors = 27 LEDs).
  The smaller chip appears to be numbered:
  S103
  PHVC
  0317
  
  Here's a better shot of that chip:
  
  This looks like an STM8S103 microcontroller similar to the chip used in Powered Up motors that provide position feedback.
  There are also a number of smaller chips and passive components on the board, but they are probably a bit less interesting.
  
  > **Comments:**
  > **username_2**: Thank you very much ! This Micro seems to be a Standard uC used for this Motor-/Sensor- Interfaces  
  
  ---
  
  