/**
* @brief Joystick Gpio demo
* @param None
* @retval None
*/
void Joystick_demo (void)
{
uint8_t status = 0;
Joystick_SetHint();
status = BSP_JOY_Init();
if (status != HAL_OK)
{
BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 70, (uint8_t *)"ERROR", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 55, (uint8_t *)"Joystick cannot", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 40, (uint8_t *)"be initialized", CENTER_MODE);
}
while (1)
{
if (status == HAL_OK)
{
/* Get the Joystick State */
JoyState = BSP_JOY_GetState();
Joystick_SetCursorPosition();
}
if(CheckForUserInput() > 0)
{
return;
}
HAL_Delay(6);
}
}
/**
* @brief Joystick Exti demo
* @param None
* @retval None
*/
void Joystick_exti_demo (void)
{
uint8_t status = 0;
uint32_t ITstatus = 0;
Joystick_SetHint(1);
status = BSP_JOY_Init(JOY_MODE_EXTI);
if (status != IO_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 *)"Joystick cannot be initialized", CENTER_MODE);
}
if (status == IO_OK)
{
Joystick_SetCursorPosition();
}
while (1) /* pull for USER button in GPIO mode */
{
if (status == IO_OK)
{
if (MfxExtiReceived == 1)
{
MfxExtiReceived = 0;
ITstatus = BSP_IO_ITGetStatus(JOY_ALL_PINS);
if (ITstatus)
{
/* Get the Joystick State */
JoyState = BSP_JOY_GetState();
Joystick_SetCursorPosition();
}
BSP_IO_ITClear();
/* poll if joystick is still pressed until it is released*/
while ( BSP_JOY_GetState() != JOY_NONE)
{
Joystick_SetCursorPosition();
HAL_Delay(5);
}
}
}
if(CheckForUserInput() > 0)
{
return;
}
HAL_Delay(5);
}
}
/**
* @brief Joystick demo
* @param None
* @retval None
*/
void Joystick_demo(void)
{
static uint16_t xPtr = 12;
static uint16_t yPtr = 92;
static uint16_t old_xPtr = 12;
static uint16_t old_yPtr = 92;
uint8_t status = 0;
Joystick_SetHint();
status = BSP_JOY_Init(JOY_MODE_GPIO);
if (status != IO_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 *)"Joystick cannot be initialized", CENTER_MODE);
}
while (1)
{
if (status == IO_OK)
{
/* Get the Joystick State */
JoyState = BSP_JOY_GetState();
switch(JoyState)
{
case JOY_UP:
if(yPtr > 92)
{
yPtr--;
}
break;
case JOY_DOWN:
if(yPtr < (BSP_LCD_GetYSize() - 12 - 11))
{
yPtr++;
}
break;
case JOY_LEFT:
if(xPtr > 12)
{
xPtr--;
}
break;
case JOY_RIGHT:
if(xPtr < (BSP_LCD_GetXSize() - 8 - 11))
{
xPtr++;
}
break;
default:
break;
}
BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
if(JoyState == JOY_SEL)
{
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_DisplayChar(xPtr, yPtr, 'X');
}
else if(JoyState == JOY_NONE)
{
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_DisplayChar(xPtr, yPtr, 'X');
}
else
{
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_DisplayChar(old_xPtr, old_yPtr, 'X');
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_DisplayChar(xPtr, yPtr, 'X');
old_xPtr = xPtr;
old_yPtr = yPtr;
}
}
if(CheckForUserInput() > 0)
{
return;
}
HAL_Delay(5);
}
}
