> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/kalipso5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/kalipso5/developing/form/actions/actions-description/group-communications/serial-read.md).

# Serial Read

Reads data from specified serial port.

Action available for the following operating systems:

![](/files/-MGNsZjeYMKt8-HvBB5n)

### Parameters

* **Serial Port** *\<unquoted string> -* The name of the port that user wants to read. Tipically is a Com Port, and user could choose from pre-defined Com Ports from Com0 to Com13. It's also possible defined a port dynamically by choosing option *dynamic* for this parameter.
* **Coded** *\<unquoted string> -* This parameter defines if the data to read is coded or not. The possible options for this parameter are: *Yes*, *No* or *dynamic*.
* **Timeout** *\<numeric> -* The timeout in miliseconds that the user wants. The value *0* in this parameter defines no timeout.
* **Target** *\<unquoted string> -* The control or variable that saves the data readed.