BSP
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Outline
Includes
#include "main.h"
#include "lcd_log.h"
Private typedef
TS_ActionTypeDef
tick_1
tick_2
Log_demo()
Files
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SourceVuSTM32 Libraries and SamplesBSPSrc/log.c
 
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/** ****************************************************************************** * @file BSP/Src/log.c * @author MCD Application Team * @brief This example code shows how to use the LCD Log firmware 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" #include "lcd_log.h" /** @addtogroup STM32F4xx_HAL_Examples * @{ *//* ... */ /** @addtogroup BSP * @{ *//* ... */ Includes /* Private typedef -----------------------------------------------------------*/ typedef enum { TS_ACT_NONE = 0, TS_ACT_SCROLL_UP, TS_ACT_SCROLL_DOWN ...}TS_ActionTypeDef;Private typedef /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ /* Private functions ---------------------------------------------------------*/ uint32_t tick_1, tick_2; /** * @brief LCD Log demo * @param None * @retval None *//* ... */ void Log_demo(void) { TS_ActionTypeDef ts_action = TS_ACT_NONE; uint8_t ts_status = TS_OK; uint8_t i = 0; /* If calibration is not yet done, proceed with calibration */ if (TouchScreen_IsCalibrationDone() == 0) { ts_status = Touchscreen_Calibration(); if(ts_status == TS_OK) { BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize() - 65, (uint8_t *)"Touchscreen calibration success.", CENTER_MODE); }if (ts_status == TS_OK) { ... } }if (TouchScreen_IsCalibrationDone() == 0) { ... } /* Initialize LCD Log module */ LCD_LOG_Init(); /* Show Header and Footer texts */ LCD_LOG_SetHeader((uint8_t *)"Log Example"); LCD_LOG_SetFooter((uint8_t *)"Use touch up/down to scroll"); /* Output new user logs */ for (i = 0; i < 16; i++) { LCD_UsrLog ("This is Line %d \n", i); }for (i = 0; i < 16; i++) { ... } if(ts_status == TS_OK) { /* Set touchscreen in Interrupt mode and program EXTI accordingly on falling edge of TS_INT pin */ ts_status = BSP_TS_ITConfig(); BSP_TEST_APPLI_ASSERT(ts_status != TS_OK); Touchscreen_DrawBackground_Circles(32); BSP_LCD_SetFont(&Font12); }if (ts_status == TS_OK) { ... } /* Check for joystick user input for scroll (back and forward) */ while (1) { ts_action = (TS_ActionTypeDef) TouchScreen_GetTouchPosition(); switch (ts_action) { case TS_ACT_SCROLL_UP: tick_1 = HAL_GetTick(); LCD_LOG_ScrollBack(); tick_2 = HAL_GetTick(); break;case TS_ACT_SCROLL_UP: case TS_ACT_SCROLL_DOWN: LCD_LOG_ScrollForward(); break; case TS_ACT_SCROLL_DOWN: default: break;default }switch (ts_action) { ... } if (CheckForUserInput() > 0) { return; }if (CheckForUserInput() > 0) { ... } }while (1) { ... } }{ ... } /** * @} *//* ... */ /** * @} *//* ... */
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