Update and Configure an Existing MHC-based MPLAB® Harmony v3 Project to MCC-based Project: Step 1

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Step 1.1: Open MPLAB® Harmony v3 Project on MPLAB X Integrated Development Environment (IDE)

1

Download the pre-developed project to your computer. The ZIP file contains the MHC project which will be updated and configured using the MPLAB Code Configurator (MCC).

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.zip

  Windows
  Linux
  Mac OSX

See the following figure for steps to download the project ZIP file.

download_pre_developed_mhc_project.png

Go to the path where the MHC project is downloaded by clicking the Show Folder and extract the getting_started_ext.zip project.

open_pre_developed_mhc_project.png

2

Launch MPLAB X IDE from the Windows® Start Menu. Close any projects and files that are currently open.

3

Go to Files > Open Project.

4

You will get a Open Project pop-up window. Select the project pic32mz_ef_curiosity_v2.X from the project download path.

open_existing_project.png

5

Right click on the getting_started_ext_pic32mz_ef_curiosity_v2 project and select Set as Main Project.

set_as_main_project.png

Step 1.2: Migrate to MCC project

1

Before proceeding further, make sure the Harmony Content Path is set properly. Harmony Content Path is where you have downloaded the Harmony repositories.
On MPLAB X IDE, go to Tools > Options. After opening the Options window, go to Plugins and set the proper Harmony Content Path.

harmony_content_path.png

2

Go to Tools > MPLAB® Code Configurator v4: Open/Close.

open_mcc_plugin.png

Or click on the MCC icon

mcc_icon.png

3

Import the MHC project to MCC by clicking the Yes button on the pop-up window.

migrate_mhc_to_mcc.png
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Note: Click on the Yes button if MCC requests to select the available DFP version.

select_available_dfp.png

4

MCC starts loading the existing MHC configuration database. Wait for this step to complete.

loading_database.png
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Note: Harmony Library loads existing MHC project configurations, i.e., System, I2C1, TMR1, UART6, and DMAC PLIB databases. Wait for all the configurations to load.

5

After successful loading, MCC opens the Project Graph, Resource Management, and Configuration Options windows.

mcc_project_graph.png

Step 1.3: Verify the Clock Settings

1

Launch the Clock Diagram by going to Clock Configuration under the Plugins: drop-down option in the Project Graph of MCC.

open_clock_configuration.png

A new window, Clock Diagram, is opened in the project’s main window.

2

Click on the Clock Diagram tab, scroll to the right and verify that the SYSCLK is set to 200 MHz.

verify_clock_configurations.png
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Tool Tip: Double click on the Clock Diagram tab to maximize the window.



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