Example serport212
This is a guide to the serport212 C example project included in the EMAC OE SDK.
This application is a SOM212ES serial combo port configuration tool. It can set the configuration of the serial combo port on a SOM212ES carrier board to mode RS-232, RS-422 or RS-485. It can also get the current serial port configuration, reporting it to the console.
Also included in the project directory is a BASH version of this tool: serport212.bash. It performs the same functions and takes the same command parameters as the C executable version.
The serport212 project builds one executable: serport212.
Contents
Opening, Building and Uploading the Project Files
1. Open the C/C++ editing perspective.
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2. Open the project files.
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3. Build the project.
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4. Upload the executables to the target system.
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Usage and Behavior
serport212 gets or sets the configuration of the serial combo port on a SOM212ES carrier board.
Hardware Requirements
The serport212 C example project must be run on a SOM212ES carrier board.
Using serport212
./serport212 [-sg] [CONFIG]
Where CONFIG is a valid serial port configuration specification: 232, 422 or 485
Options:
(--set) -s [CONFIG] Set Serial Port Configuration
(--get) -g Get Serial Port Configuration
Usage Example. Setting the Configuration of the SOM212ES Serial Combo Port
som9g45:/tmp# ./serport212 -s 232
...the configuration of the SOM212ES serial combo port is now set to RS-232 mode.
Usage Example. Getting the Configuration of the SOM212ES Serial Combo Port
som9g45:/tmp# ./serport212 -g
232
...serport212 reports that the SOM212ES serial combo port is set to RS-232 mode.
Summary
The serport212 application is a SOM212ES serial combo port configuration tool. It sets or gets the configuration of the serial combo port on a SOM212ES carrier board.
