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/**
******************************************************************************
* @file USB_Host/DynamicSwitch_Standalone/Src/menu.c
* @author MCD Application Team
* @brief This file implements Menu Functions
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------ */
#include "main.h"
/* Private typedef ----------------------------------------------------------- */
/* Private define ------------------------------------------------------------ */
/* Private macro ------------------------------------------------------------- */
/* Private variables --------------------------------------------------------- */
extern char SD_Path[4]; /* SD logical drive path */
char USBDISKPath[4]; /* USB Host logical drive path */
/* Private function prototypes ----------------------------------------------- */
/* Private functions --------------------------------------------------------- */
/**
* @brief Demo state machine.
* @param None
* @retval None
*/
void Menu_Init(void)
{
msc_demo.state = MSC_DEMO_IDLE;
hid_demo.state = HID_DEMO_IDLE;
audio_demo.state = AUDIO_DEMO_IDLE;
}
/**
* @brief Manages DS Menu Process.
* @param None
* @retval None
*/
void DS_MenuProcess(void)
{
switch (Appli_state)
{
case APPLICATION_IDLE:
break;
case APPLICATION_MSC:
MSC_MenuProcess();
break;
case APPLICATION_AUDIO:
AUDIO_MenuProcess();
break;
case APPLICATION_HID:
HID_MenuProcess();
break;
default:
break;
}
if (Appli_state == APPLICATION_DISCONNECT)
{
Appli_state = APPLICATION_IDLE;
Menu_Init();
/* Unlink the micro SD disk I/O driver */
FATFS_UnLinkDriver(SD_Path);
/* Unlink the USB disk I/O driver */
FATFS_UnLinkDriver(USBDISKPath);
}
}
/**
* @brief EXTI line detection callbacks.
* @param GPIO_Pin: Specifies the pins connected EXTI line
* @retval None
*/
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
static JOYState_TypeDef JoyState = JOY_NONE;
static uint32_t debounce_time = 0;
if (GPIO_Pin == GPIO_PIN_8)
{
/* Get the Joystick State */
JoyState = BSP_JOY_GetState();
/* Clear joystick interrupt pending bits */
BSP_IO_ITClear();
if (Appli_state == APPLICATION_MSC)
{
MSC_DEMO_ProbeKey(JoyState);
}
else if (Appli_state == APPLICATION_HID)
{
HID_DEMO_ProbeKey(JoyState);
}
else if (Appli_state == APPLICATION_AUDIO)
{
if (audio_select_mode == AUDIO_SELECT_MENU)
{
AUDIO_MenuProbeKey(JoyState);
}
else if (audio_select_mode == AUDIO_PLAYBACK_CONTROL)
{
AUDIO_PlaybackProbeKey(JoyState);
}
}
switch (JoyState)
{
case JOY_LEFT:
LCD_LOG_ScrollBack();
break;
case JOY_RIGHT:
LCD_LOG_ScrollForward();
break;
default:
break;
}
}
if (audio_demo.state == AUDIO_DEMO_PLAYBACK)
{
if (GPIO_Pin == KEY_BUTTON_PIN)
{
/* Prevent debounce effect for user key */
if ((HAL_GetTick() - debounce_time) > 50)
{
debounce_time = HAL_GetTick();
}
else
{
return;
}
/* Change the selection type */
if (audio_select_mode == AUDIO_SELECT_MENU)
{
Audio_ChangeSelectMode(AUDIO_PLAYBACK_CONTROL);
}
else if (audio_select_mode == AUDIO_PLAYBACK_CONTROL)
{
Audio_ChangeSelectMode(AUDIO_SELECT_MENU);
}
}
}
}