# Base M5GO BOTTOM {docsify-ignore-all}

<img src="assets/img/product_pics/base/m5go_base_04.png" width="30%" height="30%"><img src="assets/img/product_pics/base/m5go_base_05.png" width="30%" height="30%">

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:memo:**[描述](#描述)**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;:electric_plug:**[原理图](#原理图)**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;🛒**[购买链接](https://m5stack.com/collections/m5-base/products/battery-bottom-charging-base)**

## 描述

**M5GO BOTTOM** 是一款 M5Core 增强型通用底座.它是 [M5GO Lite](https://docs.m5stack.com/#/zh_CN/core/m5go_lite)、[M5GO IoT Kit](https://docs.m5stack.com/#/zh_CN/core/m5go)、[M5Fire](https://docs.m5stack.com/#/zh_CN/core/fire)底座的单独零售版，其硬件内容完全一致.相比基础型而言，增强型底座配备了更大容量的锂电池，集成麦克风，LED 灯条，并拓展出两个 GROVE 接口等.

## 管脚映射

**POGO Pin**

| POGO Pin       | ESP32 Chip    |
| :----------:  |:------------: |
| SCL           | GPIO22        |
| SDA           | GPIO21        |

**LED Bar**

*M5GO 底座内置 10 个RGB LED*

| LED Pin       | ESP32 Chip    |
| :----------:  |:------------: |
| LED Pin           | GPIO15        |

**MIC**

| MIC Pin       | ESP32 Chip    |
| :----------:  |:------------: |
| MIC Pin           | GPIO34        |

**GROVE**

| PORT B(I/O)       | ESP32 Chip    |
| :----------:  |:------------: |
| G36           | GPIO36        |
| G26           | GPIO26        |
| 5V            | 5V            |
| GND           | GND           |

| PORT C(UART2)       | ESP32 Chip    |
| :----------:  |:------------: |
| RXD           | GPIO16        |
| TXD           | GPIO17        |
| 5V            | 5V            |
| GND           | GND           |

**M-Bus**

<img src="assets/img/product_pics/core/M-BUS.png" alt="M_BUS">

<img src="assets/img/product_pics/base/m5go_base_01.png" width="65%" height="65%">

<img src="assets/img/product_pics/base/m5go_base_02.png" width="65%" height="65%">

## 相关链接

- **[M5GO IOT Starter Kit购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.10.690a425eFsoYVX&id=568283585553)**

## 原理图

<img src="assets/img/product_pics/base/m5go_base_sch.png">