//************************************************************************************
//**  
//**  File name:     C:\Documents and Settings\khaled\Desktop\MotionSensor22.c
//**  Generated by:  Flowcode v3.4.7.48
//**  Date:          Friday, October 31, 2008 23:15:31
//**  Licence:       
//**  Registered to: khaled
//**  
//**  
//**     NOT FOR COMMERCIAL USE
//**  
//**  http://www.matrixmultimedia.com
//************************************************************************************


#define MX_PIC

//Defines for microcontroller
#define P16F877
#define MX_EE
#define MX_EE_SIZE 256
#define MX_SPI
#define MX_SPI_C
#define MX_SPI_SDI 4
#define MX_SPI_SDO 5
#define MX_SPI_SCK 3
#define MX_UART
#define MX_UART_C
#define MX_UART_TX 6
#define MX_UART_RX 7
#define MX_I2C
#define MX_MI2C
#define MX_I2C_C
#define MX_I2C_SDA 4
#define MX_I2C_SCL 3
#define MX_PWM
#define MX_PWM_CNT 2
#define MX_PWM_TRIS1 trisc
#define MX_PWM_1 2
#define MX_PWM_TRIS2 trisc
#define MX_PWM_2 1

//Functions
#include <system.h>
#pragma CLOCK_FREQ 8000000

//Configuration data
#pragma DATA 0x2007, 0x3f3a

//Internal functions
#include "C:\Program Files\Matrix Multimedia\Flowcode V3\FCD\internals.h"

//Macro function declarations
void FCM_TMR0isr();


//Variable declarations
char FCV_CAPTUREL;
char FCV_ECHOLOOP;
short FCV_DISTANCE;
char FCV_ECHO;
char FCV_IRQCOUNT;
char FCV_CAPTUREH;




//LCDDisplay0: //Macro function declarations

void FCD_LCDDisplay0_GetDefines();
void FCD_LCDDisplay0_Start();
void FCD_LCDDisplay0_Clear();
void FCD_LCDDisplay0_PrintASCII(char Character);
void FCD_LCDDisplay0_Command(char in);
void FCD_LCDDisplay0_RawSend(char in, char mask);
void FCD_LCDDisplay0_Cursor(char x, char y);
void FCD_LCDDisplay0_PrintNumber(short Number);
void FCD_LCDDisplay0_PrintString(char* String, char MSZ_String);

//Supplementary defines




//LCDDisplay0: //Macro implementations


void FCD_LCDDisplay0_GetDefines()
{
	
	}  //Dummy end of function to allow defines to be added correctly

	//component connections
	#define LCD_10027840_PORT    portb
	#define LCD_10027840_TRIS    trisb
	#define LCD_10027840_BIT0    0
	#define LCD_10027840_BIT1    1
	#define LCD_10027840_BIT2    2
	#define LCD_10027840_BIT3    3
	#define LCD_10027840_RS      4
	#define LCD_10027840_E       5

	#ifdef _BOOSTC
	  #define LCD_10027840_DELAY   delay_10us(10)
	#endif
	#ifdef _C2C_
	  #define LCD_10027840_DELAY   delay_us(100)
	#endif
	#ifndef LCD_10027840_DELAY
	  #define LCD_10027840_DELAY   delay_us(100)
	#endif



	//internal function prototypes
	void LCD_10027840_RawSend(char nIn, char nMask);

	//internal function implementations
	void LCD_10027840_RawSend(char nIn, char nMask)
	{
		unsigned char pt;
		unsigned char outVal;
		outVal = LCD_10027840_PORT;
		clear_bit(outVal, LCD_10027840_BIT0);
		clear_bit(outVal, LCD_10027840_BIT1);
		clear_bit(outVal, LCD_10027840_BIT2);
		clear_bit(outVal, LCD_10027840_BIT3);
		clear_bit(outVal, LCD_10027840_RS);
		clear_bit(outVal, LCD_10027840_E);
		pt = ((nIn >> 4) & 0x0f);
		if (pt & 0x01)
		    set_bit(outVal, LCD_10027840_BIT0);
		if (pt & 0x02)
		    set_bit(outVal, LCD_10027840_BIT1);
		if (pt & 0x04)
		    set_bit(outVal, LCD_10027840_BIT2);
		if (pt & 0x08)
		    set_bit(outVal, LCD_10027840_BIT3);
		if (nMask)
		    set_bit(outVal, LCD_10027840_RS);
		LCD_10027840_PORT = outVal;
		LCD_10027840_DELAY;
		set_bit (LCD_10027840_PORT, LCD_10027840_E);
		LCD_10027840_DELAY;
		clear_bit (LCD_10027840_PORT, LCD_10027840_E);
		pt = (nIn & 0x0f);
		LCD_10027840_DELAY;
		outVal = LCD_10027840_PORT;
		clear_bit(outVal, LCD_10027840_BIT0);
		clear_bit(outVal, LCD_10027840_BIT1);
		clear_bit(outVal, LCD_10027840_BIT2);
		clear_bit(outVal, LCD_10027840_BIT3);
		clear_bit(outVal, LCD_10027840_RS);
		clear_bit(outVal, LCD_10027840_E);
		if (pt & 0x01)
		    set_bit(outVal, LCD_10027840_BIT0);
		if (pt & 0x02)
		    set_bit(outVal, LCD_10027840_BIT1);
		if (pt & 0x04)
		    set_bit(outVal, LCD_10027840_BIT2);
		if (pt & 0x08)
		    set_bit(outVal, LCD_10027840_BIT3);
		if (nMask)
		    set_bit(outVal, LCD_10027840_RS);
		LCD_10027840_PORT = outVal;
		LCD_10027840_DELAY;
		set_bit (LCD_10027840_PORT, LCD_10027840_E);
		LCD_10027840_DELAY;
		clear_bit (LCD_10027840_PORT, LCD_10027840_E);
		LCD_10027840_DELAY;
	}

	// Dummy function to close the defines section off
	void LCD_10027840_Dummy_Function();
	void LCD_10027840_Dummy_Function()
	{

}

void FCD_LCDDisplay0_Start()
{
	
		clear_bit(LCD_10027840_TRIS, LCD_10027840_BIT0);
		clear_bit(LCD_10027840_TRIS, LCD_10027840_BIT1);
		clear_bit(LCD_10027840_TRIS, LCD_10027840_BIT2);
		clear_bit(LCD_10027840_TRIS, LCD_10027840_BIT3);
		clear_bit(LCD_10027840_TRIS, LCD_10027840_RS);
		clear_bit(LCD_10027840_TRIS, LCD_10027840_E);

		delay_ms(12);

		LCD_10027840_RawSend(0x33, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x32, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x2c, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x06, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x0c, 0);
		delay_ms(2);

		//clear the display
		LCD_10027840_RawSend(0x01, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x02, 0);
		delay_ms(2);

}

void FCD_LCDDisplay0_Clear()
{
	
		LCD_10027840_RawSend(0x01, 0);
		delay_ms(2);
		LCD_10027840_RawSend(0x02, 0);
		delay_ms(2);

}

void FCD_LCDDisplay0_PrintASCII(char Character)
{
	
		LCD_10027840_RawSend(Character, 0x10);

}

void FCD_LCDDisplay0_Command(char in)
{
	
		LCD_10027840_RawSend(in, 0);
		delay_ms(2);

}

void FCD_LCDDisplay0_RawSend(char in, char mask)
{
	//Error Reading Code For LCD Display::Macro_RawSend

}

void FCD_LCDDisplay0_Cursor(char x, char y)
{
	
	  #if (2 == 1)
	    y=0x80;
	  #endif

	  #if (2 == 2)
		if (y==0)
			y=0x80;
		else
			y=0xc0;
	  #endif

	  #if (2 == 4)
		if (y==0)
			y=0x80;
		else if (y==1)
			y=0xc0;
		else if (y==2)
			y=0x94;
		else
			y=0xd4;
	  #endif

		LCD_10027840_RawSend(y+x, 0);
		delay_ms(2);

}

void FCD_LCDDisplay0_PrintNumber(short Number)
{
	
		short tmp_int;
		char tmp_byte;
		if (Number < 0)
		{
			LCD_10027840_RawSend('-', 0x10);
			Number = 0 - Number;
		}

		tmp_int = Number;
		if (Number >= 10000)
		{
			tmp_byte = tmp_int / 10000;
			LCD_10027840_RawSend('0' + tmp_byte, 0x10);

			while (tmp_byte > 0)
			{
				tmp_int = tmp_int - 10000;
				tmp_byte--;
			}
		}
		if (Number >= 1000)
		{
			tmp_byte = tmp_int / 1000;
			LCD_10027840_RawSend('0' + tmp_byte, 0x10);

			while (tmp_byte > 0)
			{
				tmp_int = tmp_int - 1000;
				tmp_byte--;
			}
		}
		if (Number >= 100)
		{
			tmp_byte = tmp_int / 100;
			LCD_10027840_RawSend('0' + tmp_byte, 0x10);

			while (tmp_byte > 0)
			{
				tmp_int = tmp_int - 100;
				tmp_byte--;
			}
		}
		if (Number >= 10)
		{
			tmp_byte = tmp_int / 10;
			LCD_10027840_RawSend('0' + tmp_byte, 0x10);

			while (tmp_byte > 0)
			{
				tmp_int = tmp_int - 10;
				tmp_byte--;
			}
		}
		LCD_10027840_RawSend('0' + tmp_int, 0x10);

}

void FCD_LCDDisplay0_PrintString(char* String, char MSZ_String)
{
	
		char idx;
		for (idx=0; idx<MSZ_String; idx++)
		{
			if (String[idx]==0)
			{
				break;
			}
			LCD_10027840_RawSend(String[idx], 0x10);
		}

}

//Macro implementations

void FCM_TMR0isr()
{
	
	//Calculation
	//Calculation:
	//  IrqCount = IrqCount + 1
	FCV_IRQCOUNT = FCV_IRQCOUNT + 1;
	

}

//Supplementary implementations


void main()
{
	
	//Initialisation
	adcon1 = 0x07;


	//Interrupt initialisation code
	option_reg = 0xC0;


	//Delay
	//Delay: 250 ms
	delay_ms(250);


	//Call Component Macro
	//Call Component Macro: LCDDisplay(0)::Start
	FCD_LCDDisplay0_Start();


	//Loop
	//Loop: While 1
	while (1)
	{
		//Calculation
		//Calculation:
		//  IrqCount = 0
		//  EchoLoop = 1
		FCV_IRQCOUNT = 0;
		FCV_ECHOLOOP = 1;
		

		//Output
		//Output: 0xff -> C2
		trisc = trisc & 0xfb;
		if (0xff)
			portc = (portc & 0xfb) | 0x04;
		else
			portc = portc & 0xfb;


		//C Code
		//C Code:
		tmr0 = 0;


		//Interrupt
		//Interrupt: Enable TMR0 Overflow
		option_reg.T0CS=0;
		option_reg.T0SE=1;
		option_reg = (option_reg & 0xF0) | 0x04;
		intcon.GIE=1;
		intcon.T0IE=1;


		//Loop
		//Loop: While EchoLoop
		while (1)
		{
			//Input
			//Input: C4 -> Echo
			trisc = trisc | 0x10;
			FCV_ECHO = ((portc & 0x10) == 0x10);


			//Decision
			//Decision: Echo = 0?
			if (FCV_ECHO == 0)
			{
				//Calculation
				//Calculation:
				//  CaptureH = IrqCount
				FCV_CAPTUREH = FCV_IRQCOUNT;
				

				//C Code
				//C Code:
				FCV_CAPTUREL = tmr0;


				//Decision
				//Decision: CaptureH = IrqCount?
				if (FCV_CAPTUREH == FCV_IRQCOUNT)
				{
				} else {
					//Calculation
					//Calculation:
					//  CaptureH = IrqCount
					//  CaptureL = 0
					FCV_CAPTUREH = FCV_IRQCOUNT;
					FCV_CAPTUREL = 0;
					

				}


				//Calculation
				//Calculation:
				//  EchoLoop = 0
				FCV_ECHOLOOP = 0;
				

			} else {
				//Decision
				//Decision: IrqCount > 2?
				if (FCV_IRQCOUNT > 2)
				{
					//Calculation
					//Calculation:
					//  EchoLoop = 0
					FCV_ECHOLOOP = 0;
					

				}


			}


			if ((FCV_ECHOLOOP) == 0) break;
		}


		//Calculation
		//Calculation:
		//  Distance = ( CaptureH << 8 ) + CaptureL
		FCV_DISTANCE = ( FCV_CAPTUREH << 8 ) + FCV_CAPTUREL;
		

		//Output
		//Output: 0 -> C2
		trisc = trisc & 0xfb;
		if (0)
			portc = (portc & 0xfb) | 0x04;
		else
			portc = portc & 0xfb;


		//Call Component Macro
		//Call Component Macro: LCDDisplay(0)::Clear
		FCD_LCDDisplay0_Clear();


		//Call Component Macro
		//Call Component Macro: LCDDisplay(0)::PrintNumber(Distance)
		FCD_LCDDisplay0_PrintNumber(FCV_DISTANCE);


		//Call Component Macro
		//Call Component Macro: LCDDisplay(0)::PrintASCII("mm")
		FCD_LCDDisplay0_PrintASCII('m');
		FCD_LCDDisplay0_PrintASCII('m');


		//Delay
		//Delay: 250 ms
		delay_ms(250);


	}


	mainendloop: goto mainendloop;
}

void interrupt(void)
{
	if (intcon & (1 << T0IF))
	{
		FCM_TMR0isr();
		clear_bit(intcon, T0IF);
	}


}