> 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/microsoft-jacdac-series/jacdac-hardware/jacdac-kit-a/jacdapter.md).

# Jacdapter

![](https://kittenbothk.readthedocs.io/en/latest/_images/jacdapter1.jpg)

Jacdapter is a dedicated Jacdac expansion board for Micro:bit V2. It brings 6 sets of Jacdac interfaces to Micro:bit.

### Product Specifications

![](https://kittenbothk.readthedocs.io/en/latest/_images/jacdapter2.png)

### Details

![](https://kittenbothk.readthedocs.io/en/latest/_images/jacdapter3.png)

1. Micro:bit socket
2. Jacdac screws mounting holes
3. Micro:bit edge connectors
4. Power switch
5. Jacdac connectors
6. Micro:bit pins(Solder Required)
7. QR Code

### Power Switch functions

![](https://kittenbothk.readthedocs.io/en/latest/_images/jacdapterpower1.png)

When it is in the down position, power flows from microbit to jacdac modules.

![](https://kittenbothk.readthedocs.io/en/latest/_images/jacdapterpower2.png)

When it is in the up position, power flows from jacdac modules to micro:bit.

### Tutorial

#### Insert microbit into the slot.

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

### Notes

When using a power strip for power supply, please turn the power switch of the Jacdapter upward (micro:bit direction) and turn the switch of the power strip to On.

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