main.c

TFT LCD 驱动程序 MCU是 STM32

											/******************** (C) COPYRIGHT 2007 STMicroelectronics ********************
* File Name          : main.c
* Author             : MCD Application Team
* Version            : V1.0
* Date               : 10/08/2007
* Description        : Main program body
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "picture.h"
extern  u8 picture_table[][16];

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
static vu32 TimingDelay = 0;
static vu32 LedShowStatus = 0;
static volatile ErrorStatus HSEStartUpStatus = SUCCESS;

/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/*******************************************************************************
* Function Name  : main
* Description    : Main program.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
int main(void)
 {
#ifdef DEBUG
  debug();
#endif

  /* Initialize the Demo */
  Demo_Init();

  while (1)
  {
  }
}

/*******************************************************************************
* Function Name  : Demo_Init
* Description    : Initializes the demonstration application.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void Demo_Init(void)
{
  int index = 0, n=0,m=0;
  u16 data=0x0000;
  int count=0;
  /* SYSCLK, HCLK, PCLK2 and PCLK1 configuration -----------------------------*/   
  /* RCC system reset(for debug purpose) */
  RCC_DeInit();

  /* Enable HSE */
  RCC_HSEConfig(RCC_HSE_ON);

  /* Wait till HSE is ready */
  HSEStartUpStatus = RCC_WaitForHSEStartUp();

  if(HSEStartUpStatus == SUCCESS)
  {
    /* Enable Prefetch Buffer */
    FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);

    /* Flash 2 wait state */
    FLASH_SetLatency(FLASH_Latency_2);
    
    /* HCLK = SYSCLK */
    RCC_HCLKConfig(RCC_SYSCLK_Div1); 
  
    /* PCLK2 = HCLK */
    RCC_PCLK2Config(RCC_HCLK_Div1); 
 
    /* PCLK1 = HCLK/2 */
    RCC_PCLK1Config(RCC_HCLK_Div2);
 
    /* PLLCLK = 8MHz * 9 = 72 MHz */
    RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
 
    /* Enable PLL */ 
    RCC_PLLCmd(ENABLE);
 
    /* Wait till PLL is ready */
    while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
    {
    }
 
    /* Select PLL as system clock source */
    RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
 
    /* Wait till PLL is used as system clock source */
    while(RCC_GetSYSCLKSource() != 0x08)
    {
    }
  }

  /* Enable GPIOA, GPIOB, GPIOC, GPIOD, GPIOE and AFIO clocks */
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |RCC_APB2Periph_GPIOC 
         | RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_AFIO, ENABLE);
  
  /* TIM1 Periph clock enable */
  RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);

  /* SPI2 Periph clock enable */
  RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI2, ENABLE);
  
 
/*------------------- Resources Initialization -----------------------------*/
  /* GPIO Configuration */
  GPIO_Config();

  /* Configure the systick */    
  SysTick_Config();
  /* Initialize the LCD */
  STM3210B_LCD_Init();

  /* Clear the LCD */ 
  LCD_Clear(White);
  LCD_SetBackColor(White);

 //picture display--------------------------*******************************-------------------------//
 
  
  count = sizeof(picture);
for(n=0;n<240;n++)
{  for (m=319;m>=0;	m--)
   {
     LCD_SetCursor(n,m);
	 
	 	 
	 if(index>=count)
	  {
	   LCD_WriteRAM(Blue2);
	   }
	  else 
	   {
	   data=(picture[index]);
	   data|=(picture[index+1]<<8);
	   LCD_WriteRAM(data);
	   }
	 
	 data=0x0000;
	 index=index+2;
   }
 
}
    LCD_SetTextColor(White);
    LCD_DrawCircle(30,30,15);
	/* Send the string character by character on lCD */	
    /* Set the LCD Text Color 
    LCD_SetTextColor(Blue);    
    LCD_DisplayStringLine(Line0, "====================");
    LCD_DisplayStringLine(Line1, "|       Hello      |");
    LCD_DisplayStringLine(Line2, "|                  |");
    LCD_DisplayStringLine(Line3, "|Welcome to EMBEST |");
    LCD_DisplayStringLine(Line4, "|                  |");
    LCD_DisplayStringLine(Line5, "|                  |");
    LCD_DisplayStringLine(Line6, "|www.embedinfo.com |");
    LCD_DisplayStringLine(Line7, "|www.keil.com      |");
    LCD_DisplayStringLine(Line8, "|                  |");
    LCD_DisplayStringLine(Line9, "====================");
	LCD_SetTextColor(0x0fff); 

	LCD_DrawCircle(120,160,40);
	LCD_SetTextColor(0x001f); 
    LCD_DrawCircle(60,80,50);	 	 */
while(1)
{
};
}

/*******************************************************************************
* Function Name  : InterruptConfig
* Description    : Configures the used IRQ Channels and sets their priority.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/


/*******************************************************************************
* Function Name  : SysTick_Config
* Description    : Configure a SysTick Base time to 10 ms.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
 void SysTick_Config(void)
{
  /* Configure HCLK clock as SysTick clock source */
  SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);
 
  /* SysTick interrupt each 100 Hz with HCLK equal to 72MHz */
  SysTick_SetReload(720000);

  /* Enable the SysTick Interrupt */
  SysTick_ITConfig(ENABLE);
}

/*******************************************************************************
* Function Name  : IntExtOnOffConfig
* Description    : Enables or disables EXTI for the menu navigation keys :
*                  EXTI lines 8, 12 and 14 which correpond respectively
*                  to "UP", "SEL" and "DOWN".
* Input          : NewState: New state of the navigation keys. This parameter
*                  can be: ENABLE or DISABLE.
* Output         : None
* Return         : None
*******************************************************************************/


/*******************************************************************************
* Function Name  : GPIO_Config
* Description    : Configures the different GPIO ports pins.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void GPIO_Config(void)
{
  GPIO_InitTypeDef GPIO_InitStructure;

  /* Configure PD.08, PD.12 and PD.14 as input floating */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_12 | GPIO_Pin_14;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(GPIOD, &GPIO_InitStructure);

  /* Configure PE.00 and PE.01 as input floating */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(GPIOE, &GPIO_InitStructure);

  /* Configure PB.09 as input floating */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  GPIO_Init(GPIOB, &GPIO_InitStructure);

  /* PD.09 used as USB pull-up */
  GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
  GPIO_Init(GPIOD, &GPIO_InitStructure);

  /* RIGHT Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOE, GPIO_PinSource0);

  /* LEFT Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOE, GPIO_PinSource1);

  /* DOWN Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOD, GPIO_PinSource14);

  /* UP Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOD, GPIO_PinSource8);

  /* SEL Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOD, GPIO_PinSource12);

  /* KEY Button */
  GPIO_EXTILineConfig(GPIO_PortSourceGPIOB, GPIO_PinSource9);
}

/*******************************************************************************
* Function Name  : Delay
* Description    : Inserts a delay time.
* Input          : nCount: specifies the delay time length (time base 10 ms).
* Output         : None
* Return         : None
*******************************************************************************/
void Delay(u32 nCount)
{
  TimingDelay = nCount;

  /* Enable the SysTick Counter */
  SysTick_CounterCmd(SysTick_Counter_Enable);
  
  while(TimingDelay != 0)
  {
  }

  /* Disable the SysTick Counter */
  SysTick_CounterCmd(SysTick_Counter_Disable);

  /* Clear the SysTick Counter */
  SysTick_CounterCmd(SysTick_Counter_Clear);
}

/*******************************************************************************
* Function Name  : DelayJoyStick
* Description    : Inserts a delay time while no joystick RIGHT, LEFT and SEL 
                   pushbuttons are pressed.
* Input          : nCount: specifies the delay time length (time base 10 ms).
* Output         : None
* Return         : Pressed Key.  This value can be: NOKEY, RIGHT, LEFT or SEL.
*******************************************************************************/

/*******************************************************************************
* Function Name  : Decrement_TimingDelay
* Description    : Decrements the TimingDelay variable.
* Input          : None
* Output         : TimingDelay
* Return         : None
*******************************************************************************/
void Decrement_TimingDelay(void)
{
  if (TimingDelay != 0x00)
  {
    TimingDelay--;
  }
}

/*******************************************************************************
* Function Name  : LedShow_Init
* Description    : Configure the leds pins as output pushpull: LED1, LED2, LED3
*                  and LED4
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/


/*******************************************************************************
* Function Name  : LedShow
* Description    : Enables or disables LED1, LED2, LED3 and LED4 toggling.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/


/*******************************************************************************
* Function Name  : Get_LedShowStatus
* Description    : Get the LedShowStatus value.
* Input          : None
* Output         : None
* Return         : LedShowStatus Value.
*******************************************************************************/
u32 Get_LedShowStatus(void)
{
  return LedShowStatus;
}

/*******************************************************************************
* Function Name  : CheckBitmapFilesStatus
* Description    : Checks the bitmap files availability and display a warning 
*                  message if these files doesn't exit.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/

/*******************************************************************************
* Function Name  : Get_HSEStartUpStatus
* Description    : Returns the HSE StartUp Status.
* Input          : None
* Output         : None
* Return         : HSE StartUp Status.
*******************************************************************************/
ErrorStatus Get_HSEStartUpStatus(void)
{
  return (HSEStartUpStatus);
}

#ifdef  DEBUG
/*******************************************************************************
* Function Name  : assert_failed
* Description    : Reports the name of the source file and the source line number
*                  where the assert error has occurred.
* Input          : - file: pointer to the source file name
*                  - line: assert error line source number
* Output         : None
* Return         : None
*******************************************************************************/
void assert_failed(u8* file, u32 line)
{
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  LCD_Clear();
  LCD_DisplayString(Line0, "   Assert Function  ");

  /* Infinite loop */
  while (1)
  {
  }
}
#endif

/******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/