# Grove - alphanumeric Digital Tubes Display

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## Introduction of sensor
Grove - alphanumeric Digital Tubes Display,Based on HT16K33,it can display number,and scrolling displaying.

**Support dual(two tubes)&qual(four tubes) alphanumeric Digital Tubes simultaneously.**

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## Usage:
Download all the source files.
There are four examples for user to use.
>* **example/display_custom_4/display_custom_4.ino**.Only support  for qual(four tubes) alphanumeric Digital Tubes.
>* **example/display_scroll_string/display_scroll_string.ino**:Display scrolling string which longer than 2(4).Support dual(two tubes)&qual(four tubes) alphanumeric Digital Tubes simultaneously
>* **example/display_scroll_number/display_scroll_number.ino**:Display scrolling number which bigger than 99(9999).Support dual(two tubes)&qual(four tubes) alphanumeric Digital Tubes simultaneously.
>* **example/display_basic/display_basic.ino**:Basic static display demo.Support dual(two tubes)&qual(four tubes) alphanumeric Digital Tubes simultaneously
>* **example/number_increment_2/number_increment_2.ino**,Only support  for dual(two tubes) alphanumeric Digital Tubes.

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## select type of alphanumeric Digital Tubes Display
**You can switch dual/qual alphanumeric Digital Tubes Display by change the micro <DUAL_NUMERIC> in every example.**   
```
//#define DUAL_NUMERIC
```  

comment it ,using qual alphanumeric Digital Tubes Display,otherwise ,using dual alphanumeric Digital Tubes Display.

**defaule using qual alphanumeric Digital Tubes Display**

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This software is written by Jerry Yip for seeed studio and is licensed under [The MIT License](http://opensource.org/licenses/mit-license.php). Check License.txt for more information.<br>

Contributing to this software is warmly welcomed. You can do this basically by<br>
[forking](https://help.github.com/articles/fork-a-repo), committing modifications and then [pulling requests](https://help.github.com/articles/using-pull-requests) (follow the links above<br>
for operating guide). Adding change log and your contact into file header is encouraged.<br>
Thanks for your contribution.

Seeed Studio is an open hardware facilitation company based in Shenzhen, China. <br>
Benefiting from local manufacture power and convenient global logistic system, <br>
we integrate resources to serve new era of innovation. Seeed also works with <br>
global distributors and partners to push open hardware movement.<br>


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