# 数码管模块

## 概述

数码管模块可显示四位数字，操作简单。

## 参数

* 尺寸：48x24mm
* 工作电压：5V
* 接口类型：XH2.54mm-4P
* 引脚定义：1-地 2-电源 3-SCL 4-SDA

## 接口说明

* 可用端口：四排排针

## 使用方式

![](/files/-LWVPWN5Gcwohs_Y9wBF)

## 示例代码

![](/files/-LWVPWNEgzKuNjnYBfeL)

![](/files/-LWVPWNGfSmgugJNJong)

[数码管模块示例代码](http://www.haohaodada.com/show.php?id=956368)

## 原理图

{% file src="/files/-LrD8P5637lR90LHMTAb" %}
数码管模块原理图
{% endfile %}

## 尺寸说明

![](/files/-LWVPWNIuIfSq49gbVXw)

## 相关资源

{% file src="/files/-LrHOQrVziV14SE\_1LIk" %}
TM1650芯片说明
{% endfile %}

## 常见问题


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