MSC_RTOS
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Outline
Includes
#include "main.h"
Private variables
msc_demo
MenuEvent
ExploreDisk_State
Private function prototypes
Menu_Init()
MSC_MenuThread(const void *)
HAL_GPIO_EXTI_Callback(uint16_t)
Files
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SourceVuSTM32 Libraries and SamplesMSC_RTOSSrc/menu.c
 
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/** ****************************************************************************** * @file USB_Host/MSC_RTOS/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" Includes /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ MSC_DEMO_StateMachine msc_demo; osSemaphoreId MenuEvent; __IO uint8_t ExploreDisk_State = 0; Private variables /* Private function prototypes -----------------------------------------------*/ static void MSC_MenuThread(void const *argument); Private function prototypes /* Private functions ---------------------------------------------------------*/ /** * @brief Demo state machine. * @param None * @retval None *//* ... */ void Menu_Init(void) { /* Create Menu Semaphore */ osSemaphoreDef(osSem); MenuEvent = osSemaphoreCreate(osSemaphore(osSem), 1); /* Force menu to show Item 0 by default */ osSemaphoreRelease(MenuEvent); /* Menu task */ osThreadDef(Menu_Thread, MSC_MenuThread, osPriorityHigh, 0, 8 * configMINIMAL_STACK_SIZE); osThreadCreate(osThread(Menu_Thread), NULL); msc_demo.state = MSC_DEMO_IDLE; USBH_UsrLog("Starting MSC Demo"); }{ ... } /** * @brief User task * @param argument not used * @retval None *//* ... */ void MSC_MenuThread(void const *argument) { for(;;) { if(osSemaphoreWait(MenuEvent , osWaitForever) == osOK) { switch(msc_demo.state) { case MSC_DEMO_IDLE: msc_demo.state = MSC_DEMO_START; osSemaphoreRelease(MenuEvent); break; case MSC_DEMO_IDLE: case MSC_DEMO_START: if(Appli_state == APPLICATION_READY) { BSP_LCD_SetTextColor(LCD_COLOR_GREEN); BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Press User button to start"); BSP_LCD_DisplayStringAtLine(19, (uint8_t *)"read and write operations"); msc_demo.state = MSC_DEMO_FILE_OPERATIONS; osSemaphoreRelease(MenuEvent); }if (Appli_state == APPLICATION_READY) { ... } break; case MSC_DEMO_START: case MSC_DEMO_FILE_OPERATIONS: /* Read and Write File Here */ if(Appli_state == APPLICATION_READY) { BSP_LCD_ClearStringLine(18); BSP_LCD_ClearStringLine(19); MSC_File_Operations(); BSP_LCD_SetTextColor(LCD_COLOR_GREEN); BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Press User button to"); BSP_LCD_DisplayStringAtLine(19, (uint8_t *)"display disk content"); msc_demo.state = MSC_DEMO_EXPLORER; }if (Appli_state == APPLICATION_READY) { ... } break; case MSC_DEMO_FILE_OPERATIONS: case MSC_DEMO_EXPLORER: /* Display disk content */ if(Appli_state == APPLICATION_READY) { BSP_LCD_ClearStringLine(18); BSP_LCD_ClearStringLine(19); ExploreDisk_State = 1; Explore_Disk("0:/", 1); msc_demo.state = MSC_DEMO_START; ExploreDisk_State = 0; BSP_LCD_SetTextColor(LCD_COLOR_GREEN); BSP_LCD_DisplayStringAtLine(18, (uint8_t *)"Press User button to start"); BSP_LCD_DisplayStringAtLine(19, (uint8_t *)"read and write operations"); }if (Appli_state == APPLICATION_READY) { ... } break; case MSC_DEMO_EXPLORER: default: break;default }switch (msc_demo.state) { ... } if(Appli_state == APPLICATION_DISCONNECT) { Appli_state = APPLICATION_IDLE; LCD_LOG_ClearTextZone(); BSP_LCD_ClearStringLine(18); BSP_LCD_ClearStringLine(19); LCD_ErrLog("MSC device disconnected!\n"); msc_demo.state = MSC_DEMO_IDLE; }if (Appli_state == APPLICATION_DISCONNECT) { ... } }if (osSemaphoreWait(MenuEvent , osWaitForever) == osOK) { ... } }for (;;) { ... } }{ ... } /** * @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) { if(GPIO_Pin == USER_BUTTON_PIN) { if(ExploreDisk_State == 0) { osSemaphoreRelease(MenuEvent); }if (ExploreDisk_State == 0) { ... } }if (GPIO_Pin == USER_BUTTON_PIN) { ... } }{ ... }
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