> For the complete documentation index, see [llms.txt](https://sharinghub-eng.kittenbot.hk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sharinghub-eng.kittenbot.hk/functional_module/powerbrick/rgb.md).

# RGB LED Matrix

This is a 8x8 RGB LED Matrix, each LED can be controlled individually. Supports daisy chaining to create larger screens, making the display even more appealing.

### Details

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/11_031.png)

### Specifications

* Voltage: 3V-5V
* Dimensions: 56mm X 56mm X 16mm
* Connector: 4Pin PH2.0
* Resolution: 8x8 RGB

### Precautions

* There are 2 ports on the module, one for input and one for output. Connect the input port to the Armourbit.
* When connecting more than 1 modules, connect the output port of the first module to the input of the second module.
* The battery box supports up to 4 modules in daisy chain. Connect an external power supply or lower the brightness if more is needed.
* Beware of cooling when using the module for long periods of time.

### Connecting the module

Connect the RGB Module to Armourbit with a 4Pin cable

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/rgb_wire.png)

![](https://kittenbothk.readthedocs.io/en/latest/_images/11_25.png)

### MakeCode Coding Tutorial

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/mcbanner.png)

#### Load Powerbrick Extension:

#### Search "Powerbrick" in the search bar.

![](https://kittenbothk.readthedocs.io/en/latest/_images/powerbrick_search.png)

#### Or search the following link.

<https://github.com/KittenBot/pxt-powerbrick>

#### RGB Matrix Blocks

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/rgbblocks11.png)

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/rgbblocks21.png)

#### Lighting up with a single color

{% embed url="<https://makecode.microbit.org/_dgdfa73fb6jr>" %}

[Sample Program](https://makecode.microbit.org/_dgdfa73fb6jr)

#### Lighting up with a rainbow color

{% embed url="<https://makecode.microbit.org/_VDtaD6AVjfdd>" %}

[Sample Program](https://makecode.microbit.org/_VDtaD6AVjfdd)

#### Lighting up individual pixels

{% embed url="<https://makecode.microbit.org/_iv6MHWEkDMjr>" %}

[Sample Program](https://makecode.microbit.org/_iv6MHWEkDMjr)

#### Showing a pattern

{% embed url="<https://makecode.microbit.org/_2cF73496m8p1>" %}

[Sample Program](https://makecode.microbit.org/_2cF73496m8p1)

#### Makecode Video

{% embed url="<https://www.youtube.com/watch?v=Pmg6Gvg29jo>" %}

### Extension Version and Updates

There may be updates to extensions periodically, please refer to the following link to update/downgrade your extension.

[MakeCode Extension Update](/programming-platforms/makecode-tutorial/makecode-extension-updates.md)

### KittenBlock Coding Tutorial

![../../\_images/kbbanner.png](https://kittenbothk-eng.readthedocs.io/en/latest/_images/kbbanner.png)

#### Load Powerbrick Extension

Select Powerbrick from the hardware column.

![../../\_images/addextension1.png](https://kittenbothk-eng.readthedocs.io/en/latest/_images/addextension1.png)

#### RGB Matrix Blocks

![../../\_images/rgbblocks3.png](https://kittenbothk-eng.readthedocs.io/en/latest/_images/rgbblocks3.png)

#### Lighting up individual pixels

![../../\_images/kbrgb1.png](https://kittenbothk-eng.readthedocs.io/en/latest/_images/kbrgb1.png)

[Sample Code Download](https://bit.ly/PowerbrickM9_01sb3)

The module uses RGB color, you can convert HSV to RGB using this block.

![../../\_images/HSVTORGB1.png](https://kittenbothk-eng.readthedocs.io/en/latest/_images/HSVTORGB1.png)

### FAQ

1：Why is there no reaction when I click the blocks?

Make sure you have connected the Micro:bit correctly and flash the firmware again.