#include <16LF1825.h>
#define use16F1825
#device adc=16

#use delay(internal=32MHz)

#define debugRS232
#define LCDRS232
//#define CDlabo

//#define altitude_reversed 


// -----------------------------------------------------------------
#define PCBVFull_1 // COMPACT  EasyEDA alertPort to C2 altitudeMaxPort	C4
//------------------------------------------------------------------
//#define PCBFullPlugable_1 // 17/11/2016 Full BMP180 in plugable alertPort moved to A2 for routing
//#define PCBFullFullPlugable_1
//--------------------------------------------------------------------------------------------------------------
//#define PCBFullFullPlugable_2 // EASYEDA 22/11/2016 Full BMP180 in plugable alertPort moved to A2 for routing
//--------------------------------------------------------------------------------------------------------------

#ifdef use18F13K22
	#FUSES NOPCLKEN             	//Primary External Clock Disabled, Primary External Clock enabled in software
	#FUSES NOIESO               	//Internal External Switch Over mode disabled
	#FUSES PUT                  	//Power Up Timer
	#FUSES NOBROWNOUT           	//No brownout reset
	#FUSES NOMCLR               	//Master Clear pin used for I/O
	#FUSES NOLVP                	//No low voltage prgming, B3(PIC16) or B5(PIC18) used for I/O
	#FUSES NOXINST
#endif

#ifdef use16F1825
	#FUSES NOMCLR               	//Master Clear pin used for I/O
	#FUSES PROTECT              	//Code protected from reads
	#FUSES NOBROWNOUT           	//No brownout reset
	#FUSES NOLVP  
#endif





#ifdef PCBVFull_1
	//#define YEL_LED         PIN_A2
	#define SCLPort         PIN_C0 
	#define SDAPort   			PIN_C1 
	#define TXPort          PIN_C3
	#define RXPort          PIN_C3
	#define alertPort				PIN_C2
	#define altitudeMaxPort	PIN_C4
#endif

#ifdef PCBFullPlugable_1 // full-pulgable
	//#define YEL_LED         PIN_C2
	#define SCLPort         PIN_C0 
	#define SDAPort   			PIN_C1 
	#define TXPort          PIN_C3
	#define RXPort          PIN_C3
	#define alertPort				PIN_A2
	#define altitudeMaxPort	PIN_C4
#endif

#ifdef PCBFullFullPlugable_1 // full-full-pulgable
	//#define YEL_LED         PIN_C2
	#define SCLPort         PIN_C0 
	#define SDAPort   			PIN_C1 
	#define TXPort          PIN_C3
	#define RXPort          PIN_C3
	#define alertPort				PIN_C4
	#define altitudeMaxPort	PIN_A2
#endif

#ifdef PCBFullFullPlugable_2 // EasyEDA full-pulgable
	//#define YEL_LED         PIN_C2
	#define SCLPort         PIN_C0 
	#define SDAPort   			PIN_C1 
	#define TXPort          PIN_C3
	#define RXPort          PIN_C3
	#define alertPort				PIN_A2
	#define altitudeMaxPort	PIN_C4
#endif

#ifdef  debugRS232
	#ifdef LCDRS232
		#use rs232(baud=600, xmit=TXPort, rcv=TXPort, bits=8, parity=N, stop=1 )
	#else
		#use rs232(ICD)
	#endif
#endif


#include "BMP180.h"

#ifdef  debugRS232
	#ifdef LCDRS232
		#include <mylcd.c>
	#endif
#endif

#ifndef altitude_reversed
	#define altitudeMax1 40
	#define altitudeMax2 120
#else
	#define altitudeMax1 120
	#define altitudeMax2 40
#endif


//#ifdef PCBFullFullPlugable_1
//	#define setAlert	output_low( alertPort )
//	#define noAlert 	output_high( alertPort )
//#else
	#define setAlert	output_high( alertPort ) ;
	#define noAlert 	output_low( alertPort ) ;
//#endif

void alert() {
	setAlert 
	delay_ms(150) ;
	noAlert 
	delay_ms(650);
}


//----------------------------------------------
void main()
//----------------------------------------------
{
int8 i ;
float T_Cent;
float P_mBar, localMBar ;
//int1  firstRead = true ;
float altitude ;
int8 altitudeMax = altitudeMax1 ;


#ifdef PCBV1
	port_c_pullups(0b010000) ;
#endif
#ifdef PCBV2
	port_c_pullups(0b010000) ;
#endif
#ifdef PCBV3
	port_c_pullups(0b010000) ;
#endif
#ifdef PCBVFull_1
	port_c_pullups(0b010000) ;
#endif
#ifdef PCBFullPlugable_1
	port_c_pullups(0b010000) ;
#endif
#ifdef PCBFullFullPlugable_1
	port_a_pullups(0b00100) ;
#endif
#ifdef PCBFullFullPlugable_2
	port_c_pullups(0b010000) ;
#endif


	if ( !input( altitudeMaxPort ) ) altitudeMax = altitudeMax2 ;
 	
	#ifdef debugRS232
		#ifdef LCDRS232
			startLcdRs232() ;
	//!		delay_ms(100) ;
	//!		printfstr( "U" ) ;  // initialisation de la vitesse du port du LCD
	//!		delay_ms(100) ;
	//!		printf(LCDCLS) ;
	//!		delay_ms(100) ;
		#endif
	#endif
	#ifdef debugRS232
		printf("Buzzer") ;
	#endif
 	
	#ifndef CDlabo
//!		for ( i = 0; i<4 ; i++ ) {
//!			alert();
//!		}
		setAlert 
		delay_ms(3000) ;
		noAlert 
	 	
//!		for ( i = 0; i<4 ; i++ ) {
//!			alert();
//!		}
		delay_ms(3000) ;
		setAlert 
		delay_ms(3000) ;
		noAlert 
	#endif
 	
	#ifdef debugRS232
		printf("wait....") ;
	#endif

  // calibration
  bmp085Calibration();
 	
 	
	#ifdef debugRS232
	 	
		delay_ms(100) ;
		#ifdef LCDRS232 
			printf(LCDCLS) ;
			delay_ms(100) ;
		#endif
	 	
		printf("Calib.ok") ;
	#endif
 	
	// initialisation
  	T_Cent = BMP085Temperature();
	localMBar = BMP085Pressure(false);   // skips required temp reading since already done above
     
 	
   while(true) {
     
      T_Cent = BMP085Temperature();
      P_mBar = BMP085Pressure(false);   // skips required temp reading since already done above
      altitude = BMP085pressureToAltitude( localMBar, P_mBar ) ;
			
      
			#ifdef debugRS232
				#ifdef LCDRS232  
					LCDL(1,0) ;
				#endif
				printf("%0.2g", P_mBar);
				#ifdef LCDRS232 
					LCDL(2,0) ;
				#endif
				printf("%3.2fm    ", altitude);
			#endif
		 	
			altitudeMax = altitudeMax1 ;
			if ( !input( altitudeMaxPort ) ) altitudeMax = altitudeMax2 ;
		 	
			if ( altitude >= altitudeMax ) {
				setAlert 
			} else {
				noAlert 
			 	
			}
      
      delay_ms(100);
      
   }
   
}