RS232 Shield for Arduino

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Contents

Introduction

RS232 is a standard communication port for industry equipment. Unfortunately, modern computers don’t have it anymore. Arduino only has a USB port and a TTL UART interface. In order to talk to an industry equipment, we can add a RS232 port to Arduino using this handy RS232 shield.


RS232.jpg

Features

Application Ideas

Cautions

Schematic

Specification

Pin definition and Rating

Mechanic Dimensions

Usage

Hardware Installation

To use it, just simply plug this shield onto Arduino Uno. Note: As the RS232 shield and the USB port on the Arduino Uno are using the same TTL UART of Atmega328. Please remove the shield when you want to download program through the Arduino IDE.


Programming

Serial class of Arduino can be used for RS232 shield, such as Serial.print( ).

FAQ

Please list your question here:

  • Does RS232 Shield work with Arduino Leonard?

Yes. It works with Leonard. But please remember to move the switch to 5V position.


RS232Shield on leonard.jpg

Support

If you have questions or other better design ideas, you can go to our forum to discuss or creat a ticket for your issue at linksprite support.

Resources

How to buy

Here to buy RS232 Shield for Arduino on store

See Also

Other related products and resources.

Licensing

This documentation is licensed under the Creative Commons Attribution-ShareAlike License 3.0 Source code and libraries are licensed under GPL/LGPL, see source code files for details.

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