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main.c
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main.c
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/******************************************************************************
* Header file inclusions.
******************************************************************************/
#include "FreeRTOS.h"
#include "task.h"
#include <avr/io.h>
#include <stdio.h>
#include "uart.h"
/******************************************************************************
* Private macro definitions.
******************************************************************************/
#define mainLED_TASK_PRIORITY 2
#define mainSERIAL_TASK_PRIORITY 1
/******************************************************************************
* Private function prototypes.
******************************************************************************/
static void vBlinkLed(void* pvParameters);
static void vSerial(void* pvParameters);
/******************************************************************************
* Public function definitions.
******************************************************************************/
/**************************************************************************//**
* \fn int main(void)
*
* \brief Main function.
*
* \return
******************************************************************************/
int main(void)
{
// Create task.
xTaskHandle blink_handle;
xTaskHandle serial_handle;
xTaskCreate
(
vBlinkLed,
"blink",
configMINIMAL_STACK_SIZE,
NULL,
mainLED_TASK_PRIORITY,
&blink_handle
);
xTaskCreate
(
vSerial,
"serial",
configMINIMAL_STACK_SIZE,
NULL,
mainSERIAL_TASK_PRIORITY,
&serial_handle
);
// Start scheduler.
vTaskStartScheduler();
return 0;
}
/**************************************************************************//**
* \fn static vApplicationIdleHook(void)
*
* \brief
******************************************************************************/
void vApplicationIdleHook(void)
{
}
/******************************************************************************
* Private function definitions.
******************************************************************************/
/**************************************************************************//**
* \fn static void vBlinkLed(void* pvParameters)
*
* \brief
*
* \param[in] pvParameters
******************************************************************************/
static void vBlinkLed(void* pvParameters)
{
DDRB |= _BV(PB5);
for ( ;; )
{
PORTB ^= _BV(PB5);
vTaskDelay(500 / portTICK_PERIOD_MS);
}
}
/**************************************************************************//**
* \fn static void vSerial(void* pvParameters)
*
* \brief
*
* \param[in] pvParameters
******************************************************************************/
static void vSerial(void* pvParameters)
{
uart_init();
stdin = stdout = stderr = &uart_file;
char input;
for ( ;; )
{
puts("Hello World\r\n");
input = getchar();
printf("You wrote %c\r\n", input);
}
}