Creating MPLAB® Harmony 3 Project using MPLAB® X IDE

To create a new MPLAB® X IDE Harmony 3 project, launch the MPLAB® X IDE.

Launch the New Project Wizard using one of the following methods:
- From the Toolbar: Click on the New Project icon , or
- From the Menu: Select File -> New Project, or
- From the Keyboard: Ctrl + Shift + N
Choose “32-bit MPLAB® Harmony 3 Project” and Click Next
Specify the location where the Harmony 3 repositories have been downloaded with content manager, then click Next.
Specify Project Name, Location and Folder.
- Location: Indicates the path to the root folder of the new project. All project files will be placed in this folder.
- Folder: Indicates the physical name of the MPLAB® X .X project folder (Absolute location is indicated in Path). This allows creation of multiple projects in the same location.
- Name: Indicates the logical name of the MPLAB® X Project
- Click the Show Visual Help button to open a contextual help window for a detailed description of various fields in the Configuration Settings.
Specify configuration name and Select Device.
Launching MHC from MPLAB X
- After selecting the target device, click Finish to launch MHC.
- Users can also launch MHC by selecting Tools > Embedded > MPLAB® Harmony 3 Configurator from the MPLAB X IDE
- If necessary, reconfigure the MPLAB® X Harmony framework paths by clicking the Reconfigure Paths button. Otherwise, accept the default settings and then click Launch.

Configure and Generate code with MHC

Refer to MHC Configuration page for details on how to add, configure and interconnect required software components
Save MHC configuration and Generate Code.
Once the Harmony code is generated, user application should be developed in “main.c” or “app.c”.

In MPLAB® X IDE, go to File > Project Properties, and make sure that appropriate compiler version, hardware tools and DFP version should be selected.
Clean and build your application by clicking on the Clean and Build button as shown below.
Program your application to the device by clicking on the Make and Program button as shown below.