#ifndef _GPIO_H_
#define _GPIO_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <unistd.h>
#include <stdint.h>


#ifdef ARM_MCU
#include "../stm32f042/Drivers/CMSIS/Device/ST/STM32F0xx/Include/stm32f042x6.h"
	typedef enum 
	{
		pinA0 = GPIOA_BASE	| 0,
		pinA1 = GPIOA_BASE	| 1,
		pinA2 = GPIOA_BASE	| 2,
		pinA3 = GPIOA_BASE	| 3,
		pinA4 = GPIOA_BASE	| 4,
		pinA5 = GPIOA_BASE	| 5,
		pinA6 = GPIOA_BASE	| 6,
		pinA7 = GPIOA_BASE	| 7,
		pinA8 = GPIOA_BASE	| 8,
		pinA9 = GPIOA_BASE	| 9,
		pinA10 = GPIOA_BASE | 10,
		pinA11 = GPIOA_BASE | 11,
		pinA12 = GPIOA_BASE | 12,
		pinA13 = GPIOA_BASE | 13,
		pinA14 = GPIOA_BASE | 14,
		pinA15 = GPIOA_BASE | 15,

		pinB0 = GPIOB_BASE	| 0,
		pinB1 = GPIOB_BASE	| 1,
		pinB3 = GPIOB_BASE	| 3,
		pinB4 = GPIOB_BASE	| 4,
		pinB5 = GPIOB_BASE	| 5,
		pinB6 = GPIOB_BASE	| 6,
		pinB7 = GPIOB_BASE	| 7,
		pinB8 = GPIOB_BASE	| 8,

		pinF0 = GPIOF_BASE	| 0,
		pinF1 = GPIOF_BASE	| 1
	}pinNo_t;
#endif

#ifdef RASPBERRY
#endif

typedef enum 
{
	undefined,
	input, 
	output, 
	analog, 
	alternate
}mode;

typedef enum 
{
	floating, 
	pushPull, 
	openDrain 
}state;

typedef enum 
{
	none,
	pullUp,
	pullDown
}pullUpDown;

typedef enum 
{
	slow, 
	normal, 
	fast, 
	veryFast
}speed;

typedef enum 
{
	disabled,
	enabled 
}interrupt;

typedef struct 
{
	mode md; 
	state st;
	pullUpDown pud;
	speed sp;
	interrupt intr; 
}configuration;

typedef enum 
{
	notValidMode,
	notValidOut,
	OutOfRange,
	NotDeclared, 
	NotReachable, 
	NoPullUpDown, 
	NotAnalog, 
	NotDigital, 
	TooFast, 
	Bocked, 
	AlreadyUsed,
	NotGpio
}errors;

void setMode(pinNo_t pinNo, mode mode);
void setOutputState(pinNo_t pinNo, state state); 
void setPullUpDonw(pinNo_t pinNo, pullUpDown resistance); 
void setSpeed(pinNo_t pinNo, speed speed); 
void config(pinNo_t pinNo, mode mode, state state, pullUpDown resistance, speed speed); 

uint8_t get(pinNo_t pinNo);
void toggle(pinNo_t pinNo);
void set(pinNo_t pinNo, uint8_t state);

void init(pinNo_t pinNo);
void deInit(pinNo_t pinNo);

void hardwareInfo(pinNo_t pinNo);
void throwError(); 	

#ifdef __cplusplus
}
#endif

#endif //  _GPIO_H_