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MPLAB® Harmony v3 Drivers on SAM E70/S70/V70/V71 Using FreeRTOS™: Step 3

Last modified by Microchip on 2023/11/09 09:09

Configure LED Pin

In this step, the User LED on the SAM E70 Xplained Ultra Evaluation Kit will be configured according to the USER_LED0 design schematic below.

User Led and User Button

User Led Diagram

Select the MPLAB® Code Configurator (MCC) Pin Settings tab, scroll down to Pin Number 73, Pin ID PA05, and then configure the PA05 PORT pin  s an output pin for LED functionality.

Harmony pin configurator

The LED on the SAM E70 Xplained Pro board is active low. Configure the LED in default OFF state by configuring the Latch value to High.

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Rename Default File

Under the Project Graph tab, click on System, and give a name of your choice to the default template main file generated by MCC.

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The name of the default main.c is changed to main_e70.c to indicate that the referred main.c is for the SAM E70/S70/V70/V71 getting started training module.

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Configure Application Threads

Go to the Project Graph and select Harmony Core Service.

project graph

The Configuration Options tab shows that for a Harmony Project, MCC automatically enables the generation of application files (app.c and app.h).

Change the Number of Applications to 3.

Change the Number of Applications to 3

 

Expand Application 0 Configuration and change the Application Name to app_sensor_thread. This will create an RTOS thread _APP_SENSOR_THREAD_Tasks.
Expand RTOS Configuration to configure Stack Size, Task Priority and Task Delay. For this thread, use the default values.

 Application 0 Configuration and change the Application Name to app_sensor_thread

Expand Application 1 Configuration and change the Application Name to app_eeprom_thread. This will create RTOS thread _APP_EEPROM_THREAD_Tasks.
Expand Application 2 Configuration and change the Application Name to app_user_input_thread. This will create RTOS thread _APP_USER_INPUT_THREAD_Tasks.
Accept the default RTOS Configuration for both the threads.

Expand Application 2 Configuration and change the Application Name to app_user_input_thread

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