main.c

ARM7 + DS18B20的驱动程序

#include <string.h>
#include "..\inc\option.h"
#include "..\inc\44b.h"
#include "..\inc\44blib.h"
#include "..\inc\def.h"
#include "..\inc\uart.h"
#include "..\inc\ds18b20.h"
#include "..\inc\3510i.h"
#include "..\inc\common.h"


extern const unsigned char IMAGE1[];
unsigned char  str[]="DS18B20 TEST";
unsigned char number[]="00.00C";
void Isr_Init(void);



void Main(void)
{
	unsigned char x;
	unsigned char y;
	unsigned int z;
	unsigned int n;
    Isr_Init();
    Port_Init();
    Uart_Init(0,115200);
    
    Uart_Select(0);
    Delay(0);  //calibrate Delay()
    Delay(5000);
    
  	LCD_Initialize();
	
	BGColor = 0;
	LCD_ClearScreen(1);
	Delay(10000);	
	
		
	BGColor = 0xff;
	LCD_ClearScreen(1);
	Delay(10000);	
	
		
	BGColor = 0xf0f;
	LCD_ClearScreen(1);
	Delay(10000);	
	
		
	BGColor = 0xff0;
	LCD_ClearScreen(1);
	Delay(10000);	
	
		
	BGColor = 0xfff;
	LCD_ClearScreen(1);
	Delay(10000);	
	//R
	LCD_SendCommand(0x3a);		//interface pixel format
	LCD_SendData(0x03);
	LCD_DataOver();
	LCD_SendCommand(0x2a);		//column address set
	LCD_SendData(0);
	LCD_SendData(97);
	LCD_DataOver();

	LCD_SendCommand(0x2b);		//page address set
	LCD_SendData(0);
	LCD_SendData(66);
	LCD_DataOver();
	
	LCD_SendCommand(0x2c);		//memory write
	
	for(y = 0; y < 64; y ++)
	{
		for(x = 0 ;x < 98; x += 2)
		{
			z = 63 - y;
			z = z >> 2;
			LCD_SendData(z);
			LCD_SendData(z << 4);
			LCD_SendData((z << 4) + z);
		}
	}
	LCD_DataOver();
	Delay(10000);
	//G
	
	LCD_SendCommand(0x3a);		//interface pixel format
	LCD_SendData(0x03);
	LCD_DataOver();
	LCD_SendCommand(0x2a);		//column address set
	LCD_SendData(0);
	LCD_SendData(97);
	LCD_DataOver();

	LCD_SendCommand(0x2b);		//page address set
	LCD_SendData(0);
	LCD_SendData(66);
	LCD_DataOver();
	
	LCD_SendCommand(0x2c);		//memory write
	
	for(y = 0; y < 64; y ++)
		for(x = 0 ;x < 98; x += 2)
		{
			z = 63 - y;
			z = z >> 2;
			LCD_SendData(z << 4);
			LCD_SendData((z << 4) + z);
			LCD_SendData(z);
		}
	LCD_DataOver();
	Delay(10000);
	//B
	LCD_SendCommand(0x3a);		//interface pixel format
	LCD_SendData(0x03);
	LCD_DataOver();
	LCD_SendCommand(0x2a);		//column address set
	LCD_SendData(0);
	LCD_SendData(97);
	LCD_DataOver();

	LCD_SendCommand(0x2b);		//page address set
	LCD_SendData(0);
	LCD_SendData(66);
	LCD_DataOver();
	
	LCD_SendCommand(0x2c);		//memory write
	
	for(y = 0; y < 64; y ++)
	{
		for(x = 0 ;x < 98; x += 2)
		{
			z = 63 - y;
			z = z >> 2;
			LCD_SendData((z << 4) + z);
			LCD_SendData(z);
			LCD_SendData(z << 4);
		}
	}
	LCD_DataOver();
	Delay(10000);
	
	//
	LCD_SendCommand(0x3a);		//interface pixel format
	LCD_SendData(0x03);
	LCD_DataOver();
	LCD_SendCommand(0x2a);		//column address set
	LCD_SendData(0);
	LCD_SendData(97);
	LCD_DataOver();

	LCD_SendCommand(0x2b);		//page address set
	LCD_SendData(0);
	LCD_SendData(66);
	LCD_DataOver();
	
	LCD_SendCommand(0x2c);		//memory write
	z = 0xfff;
	n = z;
	for(y = 0; y < 67; y ++)
	{
		for(x = 0 ;x < 98; x += 2)
		{
			
			LCD_SendData(n >> 4);
			LCD_SendData(((n & 0x00f) << 4) + (z >> 8));
			LCD_SendData(z & 0x0ff);
			z--;
			n = z;
			z--;
		}
	}
	LCD_DataOver();
	Delay(10000);
	
	BGColor = 0x0;
	LCD_ClearScreen(0);
	Delay(10000);	
	
	BGColor = 0x1f;
	LCD_ClearScreen(0);
	Delay(10000);	
	
	BGColor = 0xe3;
	LCD_ClearScreen(0);
	Delay(10000);
	
	BGColor = 0xfc;
	LCD_ClearScreen(0);
	Delay(10000);
	
	BGColor = 0xff;
	LCD_ClearScreen(0);
	Delay(10000);			
	
	PenColor = 0X1F;	//red
	LCD_DrawRectangle(color256,10, 30, 30, 50);

	PenColor = 0XE3;	//green
	LCD_DrawLine(color256, 40, 50, 50, 30);
	LCD_DrawLine(color256, 50, 30, 60, 50);
	LCD_DrawLine(color256, 60, 50, 40, 50);
	
	
	PenColor = 0XFC;	//blue
	LCD_DrawLine(color256, 70, 30, 90, 50);
	LCD_DrawLine(color256, 70, 50, 90, 30);
	
	
	
	Delay(10000);
	BGColor = 0;
	LCD_ClearScreen(0);
	Delay(10000);
    while(1)
    {
	    Uart_Printf("\n\n*********************************************************************");
	    Uart_Printf("\n\n          欢迎使用S3C44B0+DS18B20+3510测试程序(2009)\n ");
	    Uart_Printf("\n*-------------------Begin to Start DS18B20 test--------------------*");
	  	Uart_Printf("\n\n");
	  	LCD_WriteString(1,10,str,sizeof(str)-1,0,0xfc); 	 		
		//主循环
		for (;;)
		{
			ReadTemperature();
			Uart_Printf("现在温度是：%d.%d`C\n",sdata,xiaoshu);
			number[0]=sdata/10+48;
			number[1]=sdata%10+48;
			number[3]=xiaoshu/10+48;
			number[4]=xiaoshu%10+48;
			LCD_WriteString(25,40,number,sizeof(number)-1,0,0x1f);
			//Delay(1000);
		}  
	}
}


void Isr_Init(void)
{
    U32 i;
    
    for(i=_RAM_STARTADDRESS;i<(_RAM_STARTADDRESS+0x20);i+=4)
    {
	  *((volatile unsigned *)i)=0xEA000000+0x1FFE;
    }

    //rINTCON=0x1;	  // Vectored Int. IRQ enable,FIQ disable    
    rINTCON=0x5;	  // Non-vectored,IRQ enable,FIQ disable    

    rINTMOD=0x0;	  // All=IRQ mode
    rINTMSK|=BIT_GLOBAL|BIT_EINT4567;	  // All interrupt is masked.
}