/*******************************************************************************
* Function Name : Menu_Init
* Description : Initializes the navigation menu.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void Menu_Init(void)
{
DelayResolution100us(Dly);
GLCD_PowerUpInit(0x0);
GLCD_Backlight(BACKLIGHT_ON);
GLCD_SetFont(&Terminal_9_12_6,0xF,0xFFF);
psCurrentMenu = &MainMenu;
psPrevMenu[nMenuLevel] = psCurrentMenu;
psMenuItem = MainMenuItems;
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32f4xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f4xx.c file
*/
/* Setup STM32 system (clock, PLL and Flash configuration) */
SystemInit();
/* GLCD init */
GLCD_PowerUpInit((pInt8U)IAR_Logo.pPicStream);
GLCD_Backlight(BACKLIGHT_ON);
DelayResolution100us(5000);
GLCD_PowerUpInit((pInt8U)STM32_Logo.pPicStream);
GLCD_SetFont(&Terminal_9_12_6,0x000F00,0x00FF0);
GLCD_TextSetPos(4,6);
GLCD_print("STM32F407ZG-SK");
GLCD_Backlight(BACKLIGHT_ON);
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
/* Menu init */
Menu_Init();
Joystick_Init();
DisplayMenu();
/* Infinite loop */
while (1)
{
}
}
/*************************************************************************
* Function Name: HD44780_BusyCheck
* Parameters: Int8U * AddCount, Int32U MaxDly
* Return: HD44780_ERROR_CODE_DEF
* HD44780_OK 0: Pass
* HD44780_ERROR 1: Busy check Time Out
* Description: Wait MaxDly *100u or until the busy flag is clear
*
*************************************************************************/
static HD44780_ERROR_CODE_DEF HD44780_BusyCheck (Int8U * AddCount, Int32U MaxDly)
{
#if HD4780_WR > 0
Int8U AddHold;
#endif
for (;MaxDly;--MaxDly)
{
#if HD4780_WR > 0
AddHold = HD44780RdStatus();
if ((AddHold & HD44780_STATUS_BUSY_MASK) == 0)
{
/* Wait 1.5 * Tlcd */
HD44780_BUS_DLY();
HD44780_BUS_DLY();
/* Get current AC */
AddHold = HD44780RdStatus();
AddHold &= HD44780_STATUS_AC_MASK;
if(AddCount != NULL)
{
*AddCount = AddHold;
}
return HD44780_OK;
}
#endif
DelayResolution100us(1);
}
#if HD4780_WR > 0
return HD44780_ERROR;
#else
if(AddCount != NULL)
{
*AddCount = DataRamAddHold;
}
return HD44780_OK;
#endif
}
/*************************************************************************
* Function Name: HD44780_Init
* Parameters: none
* Return: HD44780_ERROR_CODE_DEF
* HD44780_OK 0: Pass
* HD44780_ERROR 1: Busy check Time Out
* Description: Init HD44780 after power-up
*
*************************************************************************/
HD44780_ERROR_CODE_DEF HD44780_PowerUpInit (void)
{
Int8U Command;
HD4478_Ctrl.DisplayPos = 0;
/* Init MCU IO */
HD44780SetPU();
/* Power up init sequence */
DelayResolution100us(HD44780_POWER_UP_DLY);
LCD_RS_LOW();
HD44780WrComm_High(HD44780_FUNCTION_SET+HD44780_FUNCTION_SET_8_BIT);
DelayResolution100us(HD44780_FIRST_COMM_DLY);
HD44780WrComm_High(HD44780_FUNCTION_SET+HD44780_FUNCTION_SET_8_BIT);
DelayResolution100us(HD44780_SECOND_COMM_DLY);
HD44780WrComm_High(HD44780_FUNCTION_SET+HD44780_FUNCTION_SET_8_BIT);
DelayResolution100us(HD44780_SECOND_COMM_DLY);
/* Display Function set */
#if HD44780_BUS_WIDTH == 8
Command = HD44780_FUNCTION_SET + HD44780_FUNCTION_SET_8_BIT;
#else
HD44780WrComm_High(HD44780_FUNCTION_SET + HD44780_FUNCTION_SET_4_BIT);
DelayResolution100us(HD44780_SECOND_COMM_DLY);
Command = HD44780_FUNCTION_SET + HD44780_FUNCTION_SET_4_BIT;
#endif
if (HD4478_Ctrl.Line)
{
Command |= HD44780_FUNCTION_SET_2_LINE;
}
if (HD4478_Ctrl.DotMode)
{
Command |= HD44780_FUNCTION_SET_DOT_5_10;
}
HD44780WrComm(Command);
if (HD44780_BusyCheck(NULL,HD44780_SECOND_COMM_DLY) != HD44780_OK)
{
return HD44780_ERROR;
}
/* Display off */
HD44780WrComm(HD44780_DISPLAY_CTRL);
if (HD44780_BusyCheck(NULL,HD44780_MAX_COMM_DLY) != HD44780_OK)
{
return HD44780_ERROR;
}
/* Display clear */
if (HD44780_ClearDisplay() != HD44780_OK)
{
return HD44780_ERROR;
}
#if HD4780_WR == 0
DataRamAddHold = 0;
#endif
/* Set entry mode */
Command = HD44780_ENTRY_MODE;
if (HD4478_Ctrl.AC_Direction)
{
Command |= HD44780_ENTRY_MODE_INC;
}
if (HD4478_Ctrl.DisplayShift)
{
Command |= HD44780_ENTRY_MODE_BOTH_S;
}
/* Set Display and cursor mode */
if (HD44780_SetMode() != HD44780_OK)
{
return HD44780_ERROR;
}
return HD44780_OK;
}
