CoffeePi/CoffeeCode/coffee.h

/*
 * coffee.h
 *
 *  Created on: Sep 25, 2017
 *      Author: sebastian
 */

#ifndef COFFEE_H_
#define COFFEE_H_



//define status
#define	STATE_OFF	0
#define	STATE_HEATING	1
#define STATE_INITALHEATING	2
#define STATE_IDLE	3
#define STATE_BREW	4
#define STATE_BREWMANUAL	5
#define STATE_CLEANING	6
#define STATE_ERROR	7

#define TIME_PREINFUSION	3000 //Preinfusion time in ms
#define TIME_SOAK	3000//Time between preinfusion and infusion in ms
#define TIME_INFUSION 25000	//Infusion time in ms
#define TIME_DBLESPRESSO	25.0	//Size of a double espresso in ml

void *coffeeThread(void *threadid);

void coffeeHandler (int signum, siginfo_t *siginfo, void *context);
int getSigValue(void);
void changeState(int newState);
void brewTimeHandler (void);

#endif /* COFFEE_H_ */