/**
* @brief Manages MSC Menu Process.
* @param None
* @retval None
*/
void MSC_MenuProcess(void)
{
switch(msc_demo.state)
{
case MSC_DEMO_IDLE:
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(16, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(17, (uint8_t *)"Use [Buttons Left/Right] to scroll up/down ");
BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Use [Joystick Up/Down] to scroll MSC menu ");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
MSC_SelectItem(MSC_main_menu, 0);
msc_demo.state = MSC_DEMO_WAIT;
msc_demo.select = 0;
break;
case MSC_DEMO_WAIT:
if(msc_demo.select != prev_select)
{
prev_select = msc_demo.select;
MSC_SelectItem(MSC_main_menu, msc_demo.select & 0x7F);
/* Handle select item */
if(msc_demo.select & 0x80)
{
switch(msc_demo.select & 0x7F)
{
case 0:
msc_demo.state = MSC_DEMO_FILE_OPERATIONS;
break;
case 1:
msc_demo.state = MSC_DEMO_EXPLORER;
break;
case 2:
msc_demo.state = MSC_REENUMERATE;
break;
default:
break;
}
}
}
break;
case MSC_DEMO_FILE_OPERATIONS:
/* Read and Write File Here */
if(Appli_state == APPLICATION_MSC)
{
MSC_File_Operations();
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_DEMO_EXPLORER:
/* Display disk content */
if(Appli_state == APPLICATION_MSC)
{
/* Register the file system object to the FatFs module */
if(f_mount(&USBH_fatfs, "", 0 ) != FR_OK )
{
LCD_ErrLog("Cannot Initialize FatFs! \n");
}
else
{
Explore_Disk("0:/", 1);
}
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
msc_demo.state = MSC_DEMO_WAIT;
break;
default:
break;
}
msc_demo.select &= 0x7F;
}
/**
* @brief User task
* @param pvParameters not used
* @retval None
*/
static void MSC_MenuThread(void const *argument)
{
uint32_t ITstatus = 0;
for(;;)
{
if(osSemaphoreWait(MenuEvent, 100) == osOK)
{
switch(msc_demo.state)
{
case MSC_DEMO_IDLE:
MSC_SelectItem(MSC_main_menu, 0);
msc_demo.state = MSC_DEMO_WAIT;
msc_demo.select = 0;
osSemaphoreRelease(MenuEvent);
break;
case MSC_DEMO_WAIT:
MSC_SelectItem(MSC_main_menu, msc_demo.select & 0x7F);
/* Handle select item */
if(msc_demo.select & 0x80)
{
switch(msc_demo.select & 0x7F)
{
case 0:
msc_demo.state = MSC_DEMO_FILE_OPERATIONS;
osSemaphoreRelease(MenuEvent);
break;
case 1:
msc_demo.state = MSC_DEMO_EXPLORER;
osSemaphoreRelease(MenuEvent);
break;
case 2:
msc_demo.state = MSC_REENUMERATE;
osSemaphoreRelease(MenuEvent);
break;
default:
break;
}
}
break;
case MSC_DEMO_FILE_OPERATIONS:
/* Read and Write File Here */
if(Appli_state == APPLICATION_READY)
{
MSC_File_Operations();
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_DEMO_EXPLORER:
/* Display disk content */
if(Appli_state == APPLICATION_READY)
{
Explore_Disk("0:/", 1);
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
msc_demo.state = MSC_DEMO_WAIT;
break;
default:
break;
}
msc_demo.select &= 0x7F;
}
if (osJoySemaphore != NULL)
{
if(osSemaphoreWait(osJoySemaphore , 0) == osOK)
{
ITstatus = BSP_IO_ITGetStatus(JOY_ALL_PINS);
if (ITstatus)
{
Joystick_MscMenu();
/* Clear joystick interrupt pending bits */
BSP_IO_ITClear();
}
}
}
}
}
/**
* @brief Manages HID Menu Process.
* @param None
* @retval None
*/
void HID_MenuProcess(void)
{
switch(hid_demo.state)
{
case HID_DEMO_IDLE:
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(17, (uint8_t *)"Use [Buttons Left/Right] to scroll up/down ");
BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Use [Joystick Up/Down] to scroll HID menu ");
BSP_LCD_DisplayStringAtLine(19, (uint8_t *)" ");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
HID_SelectItem(DEMO_HID_menu, 0);
hid_demo.state = HID_DEMO_WAIT;
hid_demo.select = 0;
break;
case HID_DEMO_WAIT:
if(hid_demo.select != prev_select)
{
prev_select = hid_demo.select;
HID_SelectItem(DEMO_HID_menu, hid_demo.select & 0x7F);
/* Handle select item */
if(hid_demo.select & 0x80)
{
hid_demo.select &= 0x7F;
switch(hid_demo.select)
{
case 0:
hid_demo.state = HID_DEMO_START;
break;
case 1:
hid_demo.state = HID_DEMO_REENUMERATE;
break;
default:
break;
}
}
}
break;
case HID_DEMO_START:
if(Appli_state == APPLICATION_HID)
{
if(USBH_HID_GetDeviceType(&hUSBHost) == HID_KEYBOARD)
{
hid_demo.keyboard_state = HID_KEYBOARD_IDLE;
hid_demo.state = HID_DEMO_KEYBOARD;
}
else if(USBH_HID_GetDeviceType(&hUSBHost) == HID_MOUSE)
{
hid_demo.mouse_state = HID_MOUSE_IDLE;
hid_demo.state = HID_DEMO_MOUSE;
}
}
else
{
LCD_ErrLog("No supported HID device!\n");
hid_demo.state = HID_DEMO_WAIT;
}
break;
case HID_DEMO_REENUMERATE:
/* Force HID Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
hid_demo.state = HID_DEMO_WAIT;
break;
case HID_DEMO_MOUSE:
if( Appli_state == APPLICATION_HID)
{
HID_MouseMenuProcess();
USBH_MouseDemo(&hUSBHost);
}
break;
case HID_DEMO_KEYBOARD:
if( Appli_state == APPLICATION_HID)
{
HID_KeyboardMenuProcess();
USBH_KeybdDemo(&hUSBHost);
}
break;
default:
break;
}
}
/**
* @brief Manages Audio Menu Process.
* @param None
* @retval None
*/
void AUDIO_MenuProcess(void)
{
switch(audio_demo.state)
{
case AUDIO_DEMO_IDLE:
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(16, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(17, (uint8_t *)"Use [Buttons Left/Right] to scroll up/down ");
BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Use [Joystick Up/Down] to scroll audio menu ");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
AUDIO_MenuSelectItem(AUDIO_main_menu, 0);
audio_demo.state = AUDIO_DEMO_WAIT;
audio_demo.select = 0;
break;
case AUDIO_DEMO_WAIT:
if(audio_demo.select != prev_select)
{
prev_select = audio_demo.select;
AUDIO_MenuSelectItem(AUDIO_main_menu, audio_demo.select & 0x7F);
/* Handle select item */
if(audio_demo.select & 0x80)
{
audio_demo.select &= 0x7F;
switch(audio_demo.select)
{
case 0:
audio_demo.state = AUDIO_DEMO_EXPLORE;
break;
case 1:
/* Display HMI messages */
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(14, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(15, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(16, (uint8_t *)"Use [User Key] To Stop and return from player");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
/* Set PLAYBACK state and start playing 1st file */
audio_state = AUDIO_STATE_IDLE;
audio_demo.state = AUDIO_DEMO_PLAYBACK;
Audio_ChangeSelectMode(AUDIO_PLAYBACK_CONTROL);
break;
case 2:
audio_demo.state = AUDIO_REENUMERATE;
break;
default:
break;
}
}
}
break;
case AUDIO_DEMO_EXPLORE:
if(Appli_state == APPLICATION_AUDIO)
{
if(Audio_ShowWavFiles() > 0)
{
LCD_ErrLog("There is no WAV file on the microSD.\n");
Audio_ChangeSelectMode(AUDIO_SELECT_MENU);
}
else
{
audio_demo.state = AUDIO_DEMO_WAIT;
}
}
break;
case AUDIO_DEMO_PLAYBACK:
if(Appli_state == APPLICATION_AUDIO)
{
if(audio_state == AUDIO_STATE_IDLE)
{
/* Start Playing...*/
audio_state = AUDIO_STATE_INIT;
if(AUDIO_Start(0) == AUDIO_ERROR_IO)
{
Audio_ChangeSelectMode(AUDIO_SELECT_MENU);
}
else
{
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
BSP_LCD_DisplayStringAtLine(10, (uint8_t *)"[ UP ] : Volume +");
BSP_LCD_DisplayStringAtLine(11, (uint8_t *)"[ DOWN ] : Volume -");
BSP_LCD_DisplayStringAtLine(12, (uint8_t *)"[ LEFT ] : Previous");
BSP_LCD_DisplayStringAtLine(13, (uint8_t *)"[ RIGHT ] : Next");
BSP_LCD_DisplayStringAtLine(14, (uint8_t *)"[ SEL ] : Pause/Resume");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
}
}
else /* Not idle */
{
if(AUDIO_Process() == AUDIO_ERROR_IO)
{
Audio_ChangeSelectMode(AUDIO_SELECT_MENU);
}
}
}
break;
case AUDIO_REENUMERATE:
/* Force Audio Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
audio_demo.state = AUDIO_DEMO_WAIT;
break;
default:
break;
}
}
/**
* @brief User task
* @param pvParameters not used
* @retval None
*/
void HID_MenuThread(void const *argument)
{
for(;;)
{
if(osSemaphoreWait(MenuEvent , osWaitForever) == osOK)
{
switch(hid_demo.state)
{
case HID_DEMO_IDLE:
HID_SelectItem(DEMO_HID_menu, 0);
hid_demo.state = HID_DEMO_WAIT;
hid_demo.select = 0;
osSemaphoreRelease(MenuEvent);
break;
case HID_DEMO_WAIT:
if(hid_demo.select != prev_select)
{
prev_select = hid_demo.select;
HID_SelectItem(DEMO_HID_menu, hid_demo.select & 0x7F);
/* Handle select item */
if(hid_demo.select & 0x80)
{
switch(hid_demo.select & 0x7F)
{
case 0:
hid_demo.state = HID_DEMO_START;
osSemaphoreRelease(MenuEvent);
break;
case 1:
hid_demo.state = HID_DEMO_REENUMERATE;
osSemaphoreRelease(MenuEvent);
break;
default:
break;
}
}
}
break;
case HID_DEMO_START:
if(Appli_state == APPLICATION_READY)
{
if(USBH_HID_GetDeviceType(&hUSBHost) == HID_KEYBOARD)
{
hid_demo.keyboard_state = HID_KEYBOARD_IDLE;
hid_demo.state = HID_DEMO_KEYBOARD;
}
else if(USBH_HID_GetDeviceType(&hUSBHost) == HID_MOUSE)
{
hid_demo.mouse_state = HID_MOUSE_IDLE;
hid_demo.state = HID_DEMO_MOUSE;
}
}
else
{
LCD_ErrLog("No supported HID device!\n");
hid_demo.state = HID_DEMO_WAIT;
}
osSemaphoreRelease(MenuEvent);
break;
case HID_DEMO_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
hid_demo.state = HID_DEMO_WAIT;
osSemaphoreRelease(MenuEvent);
break;
case HID_DEMO_MOUSE:
if(Appli_state == APPLICATION_READY)
{
HID_MouseMenuProcess();
USBH_MouseDemo(&hUSBHost);
}
break;
case HID_DEMO_KEYBOARD:
if(Appli_state == APPLICATION_READY)
{
HID_KeyboardMenuProcess();
USBH_KeybdDemo(&hUSBHost);
}
break;
default:
break;
}
if(Appli_state == APPLICATION_DISCONNECT)
{
Appli_state = APPLICATION_IDLE;
LCD_LOG_ClearTextZone();
LCD_ErrLog("HID device disconnected!\n");
hid_demo.state = HID_DEMO_IDLE;
hid_demo.select = 0;
}
hid_demo.select &= 0x7F;
}
}
}
/**
* @brief Manages MSC Menu Process.
* @param None
* @retval None
*/
void MSC_MenuProcess(void)
{
switch(msc_demo.state)
{
case MSC_DEMO_IDLE:
MSC_SelectItem(MSC_main_menu, 0);
msc_demo.state = MSC_DEMO_WAIT;
msc_demo.select = 0;
break;
case MSC_DEMO_WAIT:
if(msc_demo.select != prev_select)
{
prev_select = msc_demo.select;
MSC_SelectItem(MSC_main_menu, msc_demo.select & 0x7F);
/* Handle select item */
if(msc_demo.select & 0x80)
{
switch(msc_demo.select & 0x7F)
{
case 0:
msc_demo.state = MSC_DEMO_FILE_OPERATIONS;
break;
case 1:
msc_demo.state = MSC_DEMO_EXPLORER;
break;
case 2:
msc_demo.state = MSC_REENUMERATE;
break;
default:
break;
}
}
}
break;
case MSC_DEMO_FILE_OPERATIONS:
/* Read and Write File Here */
if(Appli_state == APPLICATION_READY)
{
MSC_File_Operations();
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_DEMO_EXPLORER:
/* Display disk content */
if(Appli_state == APPLICATION_READY)
{
Explore_Disk("0:/", 1);
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
msc_demo.state = MSC_DEMO_WAIT;
break;
default:
break;
}
msc_demo.select &= 0x7F;
}
/**
* @brief Manages DUAL Menu Process.
* @param None
* @retval None
*/
void DUAL_MenuProcess(void)
{
switch(demo.state)
{
case DEMO_IDLE:
Demo_SelectItem(DEMO_main_menu, 0);
LCD_UsrLog("Select an operation to continue.\n");
demo.state = DEMO_WAIT;
demo.select = 0;
break;
case DEMO_WAIT:
if(demo.select != prev_select)
{
prev_select = demo.select;
Demo_SelectItem(DEMO_main_menu, demo.select & 0x7F);
/* Handle select item */
if(demo.select & 0x80)
{
demo.select &= 0x7F;
switch(demo.select)
{
case 0:
demo.state = DEMO_MSC_START;
break;
case 1:
demo.state = DEMO_HID_START;
break;
case 2:
demo.state = DEMO_MSC_REENUMERATE;
break;
case 3:
demo.state = DEMO_HID_REENUMERATE;
break;
default:
break;
}
}
}
break;
case DEMO_MSC_START:
if(Appli_HS_state == APPLICATION_HS_READY)
{
/* If HS device connected*/
demo.state = DEMO_MSC;
demo.msc_state = APPLI_MSC_IDLE;
}
else
{
LCD_ErrLog("No Mass storage device connected.\n");
demo.state = DEMO_WAIT;
}
break;
case DEMO_HID_START:
if(Appli_FS_state == APPLICATION_FS_READY)
{
/*if FS device connected*/
demo.state = DEMO_HID;
demo.hid_state = APPLI_HID_IDLE;
}
else
{
LCD_ErrLog("No HID device connected.\n");
demo.state = DEMO_WAIT;
}
break;
case DEMO_MSC:
MSC_MenuProcess();
break;
case DEMO_HID:
HID_MenuProcess();
break;
case DEMO_MSC_REENUMERATE: /* Re-Enumeration MSC */
LCD_DbgLog("Starting Enumeration MSC....");
LCD_DbgLog("\n");
USBH_ReEnumerate(&hUSBHost_HS);
demo.state = DEMO_WAIT;
break;
case DEMO_HID_REENUMERATE: /* Re-Enumeration HID */
LCD_DbgLog("Starting Enumeration HID....");
LCD_DbgLog("\n");
USBH_ReEnumerate(&hUSBHost_FS);
demo.state = DEMO_WAIT;
break;
default:
break;
}
if(Appli_FS_state == APPLICATION_FS_DISCONNECT)
{
Appli_FS_state = APPLICATION_IDLE;
LCD_LOG_ClearTextZone();
LCD_ErrLog("device FS disconnected!\n");
demo.state = DEMO_IDLE;
demo.select = 0;
}
if(Appli_HS_state == APPLICATION_HS_DISCONNECT)
{
Appli_HS_state = APPLICATION_IDLE;
LCD_LOG_ClearTextZone();
LCD_ErrLog("device HS disconnected!\n");
demo.state = DEMO_IDLE;
demo.select = 0;
}
}
/**
* @brief Manages CDC Menu Process.
* @param None
* @retval None
*/
void CDC_MenuProcess(void)
{
switch(CdcDemo.state)
{
case CDC_DEMO_IDLE:
CDC_SelectItem(CDC_main_menu, 0);
CdcDemo.state = CDC_DEMO_WAIT;
CdcDemo.select = 0;
break;
case CDC_DEMO_WAIT:
if(CdcDemo.select != PrevSelect)
{
PrevSelect = CdcDemo.select;
CDC_SelectItem(CDC_main_menu, CdcDemo.select & 0x7F);
/* Handle select item */
if(CdcDemo.select & 0x80)
{
switch(CdcDemo.select & 0x7F)
{
case 0:
CdcDemo.state = CDC_DEMO_SEND;
CdcDemo.Send_state = CDC_SEND_IDLE;
break;
case 1:
CdcDemo.state = CDC_DEMO_RECEIVE;
CdcDemo.Receive_state = CDC_RECEIVE_IDLE;
break;
case 2:
CdcDemo.state = CDC_DEMO_CONFIGURATION;
CdcDemo.Configuration_state = CDC_CONFIGURATION_IDLE;
break;
case 3:
CdcDemo.state = CDC_DEMO_REENUMERATE;
break;
default:
break;
}
}
}
break;
case CDC_DEMO_SEND:
if(Appli_state == APPLICATION_READY)
{
CDC_Handle_Send_Menu();
}
else
{
CdcDemo.state = CDC_DEMO_WAIT;
}
break;
case CDC_DEMO_RECEIVE:
if(Appli_state == APPLICATION_READY)
{
CDC_Handle_Receive_Menu();
}
else
{
CdcDemo.state = CDC_DEMO_WAIT;
}
break;
case CDC_DEMO_CONFIGURATION:
if(Appli_state == APPLICATION_READY)
{
CDC_Handle_Configuration_Menu();
}
else
{
CdcDemo.state = CDC_DEMO_WAIT;
}
break;
case CDC_DEMO_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
CdcDemo.state = CDC_DEMO_WAIT;
break;
default:
break;
}
CdcDemo.select &= 0x7F;
if(Appli_state == APPLICATION_DISCONNECT)
{
Appli_state = APPLICATION_IDLE;
LCD_LOG_ClearTextZone();
LCD_ErrLog("CDC device disconnected!\n");
CDC_ChangeSelectMode(CDC_SELECT_MENU);
CdcDemo.state = CDC_DEMO_IDLE;
CdcDemo.select = 0;
}
}
/**
* @brief User task
* @param pvParameters not used
* @retval None
*/
static void MSC_MenuThread(void const *argument)
{
for(;;)
{
if(osSemaphoreWait(MenuEvent, osWaitForever) == osOK)
{
switch(msc_demo.state)
{
case MSC_DEMO_IDLE:
MSC_SelectItem(MSC_main_menu, 0);
msc_demo.state = MSC_DEMO_WAIT;
msc_demo.select = 0;
osSemaphoreRelease(MenuEvent);
break;
case MSC_DEMO_WAIT:
MSC_SelectItem(MSC_main_menu, msc_demo.select & 0x7F);
/* Handle select item */
if(msc_demo.select & 0x80)
{
switch(msc_demo.select & 0x7F)
{
case 0:
msc_demo.state = MSC_DEMO_FILE_OPERATIONS;
osSemaphoreRelease(MenuEvent);
break;
case 1:
msc_demo.state = MSC_DEMO_EXPLORER;
osSemaphoreRelease(MenuEvent);
break;
case 2:
msc_demo.state = MSC_REENUMERATE;
osSemaphoreRelease(MenuEvent);
break;
default:
break;
}
}
break;
case MSC_DEMO_FILE_OPERATIONS:
/* Read and Write File Here */
if(Appli_state == APPLICATION_READY)
{
MSC_File_Operations();
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_DEMO_EXPLORER:
/* Display disk content */
if(Appli_state == APPLICATION_READY)
{
Explore_Disk("0:/", 1);
}
msc_demo.state = MSC_DEMO_WAIT;
break;
case MSC_REENUMERATE:
/* Force MSC Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
msc_demo.state = MSC_DEMO_WAIT;
break;
default:
break;
}
msc_demo.select &= 0x7F;
}
}
}
/**
* @brief Manages MTP Menu Process.
* @param None
* @retval None
*/
void MTP_MenuProcess(void)
{
switch(mtp_demo.state)
{
case MTP_DEMO_IDLE:
MTP_SelectItem(MTP_main_menu, 0);
mtp_demo.state = MTP_DEMO_WAIT;
mtp_demo.select = 0;
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(15, (uint8_t *)"Use [Joystick Left/Right] to scroll up/down");
BSP_LCD_DisplayStringAtLine(16, (uint8_t *)"Use [Joystick Up/Down] to scroll MTP menu");
break;
case MTP_DEMO_WAIT:
if(mtp_demo.select != prev_select)
{
prev_select = mtp_demo.select;
MTP_SelectItem(MTP_main_menu, mtp_demo.select & 0x7F);
/* Handle select item */
if(mtp_demo.select & 0x80)
{
switch(mtp_demo.select & 0x7F)
{
case 0:
mtp_demo.state = MTP_DEMO_EXPLORE;
break;
case 1:
/* Display HMI messages */
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAtLine(14, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(15, (uint8_t *)" ");
BSP_LCD_DisplayStringAtLine(16, (uint8_t *)"Use [User Key] To Stop and return from player");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
/* Set PLAYBACK state and start playing 1st file */
audio_state = AUDIO_STATE_IDLE;
mtp_demo.state = MTP_DEMO_PLAYBACK;
MTP_ChangeSelectMode(MTP_PLAYBACK_CONTROL);
break;
case 2:
mtp_demo.state = MTP_REENUMERATE;
break;
default:
break;
}
}
}
break;
case MTP_DEMO_EXPLORE:
if(Appli_state == APPLICATION_READY)
{
if(MTP_Init() == 0)
{
if(MTP_ExploreWavFile() > 0)
{
LCD_ErrLog("There is no WAV file on the microSD.\n" );
MTP_ChangeSelectMode(MTP_SELECT_MENU);
mtp_demo.state = MTP_DEMO_IDLE;
}
else
{
mtp_demo.state = MTP_DEMO_WAIT;
}
}
}
else
{
mtp_demo.state = MTP_DEMO_WAIT;
}
break;
case MTP_DEMO_PLAYBACK:
if(Appli_state == APPLICATION_READY)
{
if(MTP_Init() == 0)
{
if(audio_state == AUDIO_STATE_IDLE)
{
/* Start Playing */
audio_state = AUDIO_STATE_INIT;
if(AUDIO_Start(0) == AUDIO_ERROR_IO)
{
MTP_ChangeSelectMode(MTP_SELECT_MENU);
mtp_demo.state = MTP_DEMO_IDLE;
}
else
{
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
BSP_LCD_DisplayStringAtLine(10, (uint8_t *)"[ UP ] : Volume +");
BSP_LCD_DisplayStringAtLine(11, (uint8_t *)"[ DOWN ] : Volume -");
BSP_LCD_DisplayStringAtLine(12, (uint8_t *)"[ LEFT ] : Previous");
BSP_LCD_DisplayStringAtLine(13, (uint8_t *)"[ RIGHT ] : Next");
BSP_LCD_DisplayStringAtLine(14, (uint8_t *)"[ SEL ] : Pause/Resume");
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
}
}
else /* Not idle */
{
if(AUDIO_Process() == AUDIO_ERROR_IO)
{
MTP_ChangeSelectMode(MTP_SELECT_MENU);
mtp_demo.state = MTP_DEMO_IDLE;
}
}
}
}
else
{
mtp_demo.state = MTP_DEMO_WAIT;
}
break;
case MTP_REENUMERATE:
/* Force MTP Device to re-enumerate */
USBH_ReEnumerate(&hUSBHost);
mtp_demo.state = MTP_DEMO_WAIT;
break;
default:
break;
}
if(Appli_state == APPLICATION_DISCONNECT)
{
Appli_state = APPLICATION_IDLE;
BSP_AUDIO_OUT_Stop(CODEC_PDWN_SW);
MTP_ChangeSelectMode(MTP_SELECT_MENU);
}
mtp_demo.select &= 0x7F;
}