m5-docs/docs/en/unit/m5-bit.md

# M5:bit

<el-tag effect="plain">SKU:A051</el-tag>

<div class="product_pic"><img src="assets/img/product_pics/unit/m5bit/unit_m5bit_01.webp"> <img src="assets/img/product_pics/unit/m5bit/unit_m5bit_02.webp"></div>

## Description

**M5:bit** is an M5Core-to-Microbit serial communication converter/adapter board.

The adapter board connects the Microbit UART port and the GROVE port on the M5core device which enables it the function of serial communication between M5Core and Microbit.

Extra IO pins are extended, you can used DuPont Cable to connect other hardware.

**Note：**

**By default, the Microbit pins P8 (TX) and P12 (RX) are connected to the GROVE interface.**

## Product Features

-  Serial communication
-  Pin expansion

## Include

-  1x M5:bit

## Specification

<table>
   <tr style="font-weight:bold">
      <td>Resources</td>
      <td>Parameter</td>
   </tr>
   <tr>
      <td>Net weight</td>
      <td>14g</td>
   </tr>
   <tr>
      <td>Gross weight</td>
      <td>16g</td>
   </tr>
   <tr>
      <td>Product Size</td>
      <td>57*21*11mm</td>
   </tr>
   <tr>
      <td>Package Size</td>
      <td>62*22*7mm</td>
   </tr>
 </table>

## Example

- **MakeCode**

<img src="assets/img/product_pics/unit/m5bit/m5bit.webp">

### Arduino

- [Click here to download the Arduino example](https://github.com/m5stack/M5Stack/tree/master/examples/Unit/M5BIT)

<el-divider content-position="right">Last updated: 2020-12-14</el-divider>

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