Atmel Software Framework

common/services/usb/class/msc/device/example_freertos/main.c File Reference

Main functions for MSC example with FreeRTOS.

Copyright (c) 2012-2013 Atmel Corporation. All rights reserved.

#include <asf.h>
#include "conf_usb.h"
#include "conf_board.h"
#include "ui.h"

Functions

int main (void)
 Main function. Execution starts here. More...
 
static void main_memories_trans_task (void *pvParameters)
 
void main_msc_disable (void)
 Called by MSC interface Callback running when USB Host disable MSC interface. More...
 
bool main_msc_enable (void)
 Called by MSC interface Callback running when USB Host enable MSC interface. More...
 
void main_msc_notify_trans (void)
 Called when a data transfer on MSC must be executed Thus, the udi_msc_process_trans() function must be called. More...
 
void main_resume_action (void)
 Called by UDD when the USB line exit of suspend state. More...
 
void main_sof_action (void)
 Called when a start of frame is received on USB line. More...
 
void main_suspend_action (void)
 Enters the application in low power mode Callback called when USB host sets USB line in suspend state. More...
 
void vApplicationIdleHook (void)
 

Variables

static volatile bool main_b_msc_enable = false
 
static xSemaphoreHandle main_trans_semphr = NULL
 Handle to the semaphore protecting memories transfer. More...
 

static void main_memories_trans_task ( void *  pvParameters)
static

References pdTRUE, udi_msc_process_trans(), UNUSED(), and xSemaphoreTake.

Referenced by main().

void main_msc_disable ( void  )

Called by MSC interface Callback running when USB Host disable MSC interface.

References main_b_msc_enable.

bool main_msc_enable ( void  )

Called by MSC interface Callback running when USB Host enable MSC interface.

Return values
trueif MSC startup is ok

References main_b_msc_enable.

void main_msc_notify_trans ( void  )

Called when a data transfer on MSC must be executed Thus, the udi_msc_process_trans() function must be called.

References pdFALSE, and xSemaphoreGiveFromISR.

void main_resume_action ( void  )

Called by UDD when the USB line exit of suspend state.

Turn on a led to notify active mode Called when the USB line is resumed from the suspend state.

References ui_wakeup().

void main_sof_action ( void  )

Called when a start of frame is received on USB line.

Manages the leds behaviors Called when a start of frame is received on USB line each 1ms.

References main_b_msc_enable, udd_get_frame_number(), and ui_process().

void main_suspend_action ( void  )

Enters the application in low power mode Callback called when USB host sets USB line in suspend state.

Turn off all leds Callback running when USB Host set USB line in suspend state.

Called by UDD when a suspend is received Callback running when USB Host set USB line in suspend state.

References ui_powerdown().

void vApplicationIdleHook ( void  )

References sleepmgr_enter_sleep().

Referenced by portTASK_FUNCTION().

volatile bool main_b_msc_enable = false
static
xSemaphoreHandle main_trans_semphr = NULL
static

Handle to the semaphore protecting memories transfer.