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/**
******************************************************************************
* @file BSP/Src/mems.c
* @author MCD Application Team
* @brief This example code shows how to use MEMS features.
******************************************************************************
* @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"
/** @addtogroup STM32F4xx_HAL_Examples
* @{
*/
/** @addtogroup BSP
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define CIRCLE_RADIUS 30
/* Private macro -------------------------------------------------------------*/
#define CIRCLE_UP_X_POS (BSP_LCD_GetXSize()/2)
#define CIRCLE_UP_Y_POS (90+CIRCLE_RADIUS+10)
#define CIRCLE_DOWN_X_POS CIRCLE_UP_X_POS
#define CIRCLE_DOWN_Y_POS (310-CIRCLE_RADIUS-10)
#define CIRCLE_LEFT_X_POS (BSP_LCD_GetXSize()/5)
#define CIRCLE_LEFT_Y_POS (310-110)
#define CIRCLE_RIGHT_X_POS (4*(BSP_LCD_GetXSize()/5))
#define CIRCLE_RIGHT_Y_POS CIRCLE_LEFT_Y_POS
#define CIRCLE_CENTRAL_X_POS CIRCLE_UP_X_POS
#define CIRCLE_CENTRAL_Y_POS CIRCLE_LEFT_Y_POS
/* Private macro -------------------------------------------------------------*/
#define ABS(x) (x < 0) ? (-x) : x
/* Private variables ---------------------------------------------------------*/
float Buffer[3];
float Xval, Yval, Zval = 0x00;
uint8_t state = 0;
/* Private function prototypes -----------------------------------------------*/
static void MEMS_SetHint(void);
static void Gyroscope_DrawBackground(uint8_t state);
/* Private functions ---------------------------------------------------------*/
/**
* @brief MEMS demo
* @param None
* @retval None
*/
void MEMS_demo(void)
{
MEMS_SetHint();
if (BSP_GYRO_Init() != GYRO_OK)
{
BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 95, (uint8_t*)"ERROR", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 80, (uint8_t*)"MEMS cannot be initialized", CENTER_MODE);
}
else
{
Gyroscope_DrawBackground(state);
}
BSP_GYRO_Reset();
while (1)
{
/* Read Gyro Angular data */
BSP_GYRO_GetXYZ(Buffer);
/* Update autoreload and capture compare registers value */
Xval = ABS((Buffer[0]));
Yval = ABS((Buffer[1]));
Zval = ABS((Buffer[2]));
if((Xval>Yval) && (Xval>Zval))
{
if(Buffer[0] > 10000.0f)
{
if((state & 1) == 0)
{
Gyroscope_DrawBackground(1);
state |= 1;
HAL_Delay(1000);
}
}
else if(Buffer[0] < -10000.0f)
{
if((state & 2) == 0)
{
Gyroscope_DrawBackground(2);
state |= 2;
HAL_Delay(1000);
}
}
}
else if ((Yval>Xval) && (Yval>Zval))
{
if(Buffer[1] < -10000.0f)
{
if((state & 4) == 0)
{
Gyroscope_DrawBackground(4);
state |= 4;
HAL_Delay(1000);
}
}
else if(Buffer[1] > 10000.0f)
{
if((state & 8) == 0)
{
Gyroscope_DrawBackground(8);
state |= 8;
HAL_Delay(1000);
}
}
}
else if ((Zval>Xval) && (Zval>Yval))
{
if(Buffer[2] < -10000.0f)
{
if((state & 16) == 0)
{
Gyroscope_DrawBackground(16);
state |= 16;
HAL_Delay(1000);
}
}
else if(Buffer[2] > 10000.0f)
{
if((state & 32) == 0)
{
Gyroscope_DrawBackground(32);
state |= 32;
HAL_Delay(1000);
}
}
}
if (state != 0x3F)
{
}
else if (CheckForUserInput() > 0)
{
state = 0;
return;
}
}
}
/**
* @brief Display MEMS demo hint
* @param None
* @retval None
*/
static void MEMS_SetHint(void)
{
/* Clear the LCD */
BSP_LCD_Clear(LCD_COLOR_WHITE);
/* Set LCD Demo description */
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillRect(0, 0, BSP_LCD_GetXSize(), 80);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_SetFont(&Font24);
BSP_LCD_DisplayStringAt(0, 0, (uint8_t*)"MEMS", CENTER_MODE);
BSP_LCD_SetFont(&Font12);
BSP_LCD_DisplayStringAt(0, 30, (uint8_t*)"This example shows MEMS Features", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 45, (uint8_t*)"move board around axis", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 60, (uint8_t*)"to start test", CENTER_MODE);
/* Set the LCD Text Color */
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_DrawRect(10, 90, BSP_LCD_GetXSize() - 20, BSP_LCD_GetYSize()- 100);
BSP_LCD_DrawRect(11, 91, BSP_LCD_GetXSize() - 22, BSP_LCD_GetYSize()- 102);
}
/**
* @brief Draw Touchscreen Background
* @param Localstate: Touch zone state
* @retval None
*/
static void Gyroscope_DrawBackground (uint8_t Localstate)
{
switch(Localstate)
{
case 0:
/* Circle for Y Positive Log */
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillCircle(CIRCLE_LEFT_X_POS, CIRCLE_LEFT_Y_POS, CIRCLE_RADIUS);
/* Circle for Y Positive Log */
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_FillCircle(CIRCLE_RIGHT_X_POS, CIRCLE_RIGHT_Y_POS, CIRCLE_RADIUS);
/* Circle for X Negative Log */
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
BSP_LCD_FillCircle(CIRCLE_UP_X_POS, CIRCLE_UP_Y_POS, CIRCLE_RADIUS);
/* Circle for X Negative Log */
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_FillCircle(CIRCLE_DOWN_X_POS, CIRCLE_DOWN_Y_POS, CIRCLE_RADIUS);
/* Circle for Z Negative Log */
BSP_LCD_SetTextColor(LCD_COLOR_ORANGE);
BSP_LCD_FillCircle(CIRCLE_CENTRAL_X_POS, CIRCLE_CENTRAL_Y_POS, CIRCLE_RADIUS);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_FillCircle(CIRCLE_LEFT_X_POS, CIRCLE_LEFT_Y_POS, CIRCLE_RADIUS - 2);
BSP_LCD_FillCircle(CIRCLE_RIGHT_X_POS, CIRCLE_RIGHT_Y_POS, CIRCLE_RADIUS - 2);
BSP_LCD_FillCircle(CIRCLE_UP_X_POS, CIRCLE_UP_Y_POS, CIRCLE_RADIUS - 2);
BSP_LCD_FillCircle(CIRCLE_DOWN_X_POS, CIRCLE_DOWN_Y_POS, CIRCLE_RADIUS - 2);
BSP_LCD_FillCircle(CIRCLE_CENTRAL_X_POS, CIRCLE_CENTRAL_Y_POS, CIRCLE_RADIUS - 2);
break;
/* X positive Log */
case 1:
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_FillCircle(CIRCLE_DOWN_X_POS, CIRCLE_DOWN_Y_POS, CIRCLE_RADIUS);
BSP_LCD_SetFont(&Font24);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_RED);
BSP_LCD_DisplayStringAt(CIRCLE_DOWN_X_POS-(CIRCLE_RADIUS/2), CIRCLE_DOWN_Y_POS-(CIRCLE_RADIUS/2), (uint8_t*)"X+",LEFT_MODE);
break;
/* X Negative Log */
case 2:
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
BSP_LCD_FillCircle(CIRCLE_UP_X_POS, CIRCLE_UP_Y_POS, CIRCLE_RADIUS);
BSP_LCD_SetFont(&Font24);
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
BSP_LCD_SetBackColor(LCD_COLOR_YELLOW);
BSP_LCD_DisplayStringAt(CIRCLE_UP_X_POS-(CIRCLE_RADIUS/2), CIRCLE_UP_Y_POS-(CIRCLE_RADIUS/2), (uint8_t*)"X-", LEFT_MODE);
break;
/* Y Negative Log */
case 4:
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillCircle(CIRCLE_LEFT_X_POS, CIRCLE_LEFT_Y_POS, CIRCLE_RADIUS);
BSP_LCD_SetFont(&Font24);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_DisplayStringAt(CIRCLE_LEFT_X_POS-(CIRCLE_RADIUS/2), CIRCLE_LEFT_Y_POS-(CIRCLE_RADIUS/2), (uint8_t*)"Y-", LEFT_MODE);
break;
/* Y Positive Log */
case 8:
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_FillCircle(CIRCLE_RIGHT_X_POS, CIRCLE_RIGHT_Y_POS, CIRCLE_RADIUS);
BSP_LCD_SetFont(&Font24);
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
BSP_LCD_SetBackColor(LCD_COLOR_GREEN);
BSP_LCD_DisplayStringAt(CIRCLE_RIGHT_X_POS-(CIRCLE_RADIUS/2), CIRCLE_RIGHT_Y_POS-(CIRCLE_RADIUS/2), (uint8_t*)"Y+", LEFT_MODE);
break;
/* Z Negative Log */
case 16:
if((state & 32) == 0)
{
BSP_LCD_SetTextColor(LCD_COLOR_ORANGE);
BSP_LCD_FillCircle(CIRCLE_CENTRAL_X_POS, CIRCLE_CENTRAL_Y_POS, CIRCLE_RADIUS);
}
BSP_LCD_SetFont(&Font16);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_ORANGE);
BSP_LCD_DisplayStringAt(CIRCLE_CENTRAL_X_POS-(CIRCLE_RADIUS/2), CIRCLE_CENTRAL_Y_POS-(CIRCLE_RADIUS/2), (uint8_t*)"Z-", LEFT_MODE);
break;
/* Z Positive Log */
case 32:
if((state & 16) == 0)
{
BSP_LCD_SetTextColor(LCD_COLOR_ORANGE);
BSP_LCD_FillCircle(CIRCLE_CENTRAL_X_POS, CIRCLE_CENTRAL_Y_POS, CIRCLE_RADIUS);
}
BSP_LCD_SetFont(&Font16);
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
BSP_LCD_SetBackColor(LCD_COLOR_ORANGE);
BSP_LCD_DisplayStringAt(CIRCLE_CENTRAL_X_POS, CIRCLE_CENTRAL_Y_POS, (uint8_t*)"Z+", LEFT_MODE);
break;
}
}
/**
* @}
*/
/**
* @}
*/
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