Microchip PIC32CM5164LE00048 Manual

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User's Guide

Atmel START to MPLAB Harmony 3 Migration Guide

Introduction

This document describes the different steps to consider when porting an embedded application from Atmel

® START

to the MPLAB® Harmony 3 framework. It covers the following migration aspects:

• How to create a MPLAB Harmony 3 project under MPLAB X IDE and navigate through the MPLAB Harmony

Configurator (MHC).

• How to identify different elements that compose a project under Atmel START.

• How to port the system/driver/middleware configuration using MPLAB Harmony Configurator.

• Important aspects to consider when porting the project application layer.

To illustrate these aspects, this document references the example available on AtmelSAM D21 IO1 Xplained demo

START. Prior starting the migration process, ensure that the following prerequisites are met:

• Internet connection with access to https://start.atmel.com

• Latest version of MPLAB X IDE https://www.microchip.com/mplab/mplab-x-ide

• Latest version of MPLAB Harmony 3 https://github.com/Microchip-MPLAB-Harmony

• SAM D21 Xplained Pro board (optional)

• I/O1 Xplained Pro board (optional)

Table of Contents

Introduction.....................................................................................................................................................1

1. Creating MPLAB Harmony 3 Project Under MPLAB X IDE.................................................................... 3

2. Identifying the Resources Used in the Atmel START Project..................................................................8

3. Porting Driver Configuration from Atmel START...................................................................................13

4. Porting the System PINMUX Configuration from Atmel START............................................................19

5. Porting the System Clock Configuration from Atmel START.................................................................26

6. Porting and Adapting Middleware......................................................................................................... 35

7. Porting the Application Source Code.................................................................................................... 38

The Microchip Website.................................................................................................................................41

Product Change Notification Service............................................................................................................41

Customer Support........................................................................................................................................ 41

Microchip Devices Code Protection Feature................................................................................................41

Legal Notice................................................................................................................................................. 41

Trademarks.................................................................................................................................................. 42

Quality Management System....................................................................................................................... 42

Worldwide Sales and Service.......................................................................................................................43

User's Guide