> 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/airelated/koi/koimc/init.md).

# Interchanging between Armourbit and Robotbit

KOI supports both Robotbit and Armourbit, the only difference is in the initialization.

### KOI Initialization

<figure><img src="https://kittenbothk-eng.readthedocs.io/en/latest/_images/mcbanner.png" alt=""><figcaption></figcaption></figure>

#### Load KOI Extension: <https://github.com/KittenBot/pxt-koi>

#### [Loading Extensions](https://kittenbothk-eng.readthedocs.io/en/latest/Makecode/powerBrickMC.html)

Initialization Blocks:

<figure><img src="https://kittenbothk-eng.readthedocs.io/en/latest/_images/15.png" alt=""><figcaption></figcaption></figure>

For Armourbit users, choose “init powerbirck port”.

<figure><img src="https://kittenbothk-eng.readthedocs.io/en/latest/_images/22.png" alt="" width="375"><figcaption></figcaption></figure>

For Robobit users, choose “init Tx Rx”

<figure><img src="https://kittenbothk-eng.readthedocs.io/en/latest/_images/32.png" alt=""><figcaption></figcaption></figure>

There are no difference between the 2 coding wise.

<figure><img src="https://kittenbothk-eng.readthedocs.io/en/latest/_images/42.png" alt=""><figcaption></figcaption></figure>

#### In the following tutorials, Robotbit will be used. Armourbit users can modify the code based on this guide.


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://sharinghub-eng.kittenbot.hk/airelated/koi/koimc/init.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.