# Dealing with external system



In embedded system there are often some external intelligent system, that are integrated in the main logic. Such systems, like powermanagement, 

specific chipset communicate with the stack for hi level logic. 

Rustiq IOT offers a first tools to deal with such systems, the :  **Serial Information Text protocol**

Other communication system may be integrated easily (like ROS protocol, UDP, TCP, .. )



### Using the Serial Information Text protocol