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#ifndef Arduino_h
#define Arduino_h
 
#include <stdlib.h>
#include <string.h>
#include <math.h>
 
#include <avr/pgmspace.h>
#include <avr/io.h>
#include <avr/interrupt.h>
 
#include "binary.h"
 
#ifdef __cplusplus
extern "C"{
#endif
 
#define HIGH 0x1
#define LOW  0x0
 
#define INPUT 0x0
#define OUTPUT 0x1
#define INPUT_PULLUP 0x2
 
#define true 0x1
#define false 0x0
 
#define PI 3.1415926535897932384626433832795
#define HALF_PI 1.5707963267948966192313216916398
#define TWO_PI 6.283185307179586476925286766559
#define DEG_TO_RAD 0.017453292519943295769236907684886
#define RAD_TO_DEG 57.295779513082320876798154814105
 
#define SERIAL  0x0
#define DISPLAY 0x1
 
#define LSBFIRST 0
#define MSBFIRST 1
 
#define CHANGE 1
#define FALLING 2
#define RISING 3
 
#if defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
#define DEFAULT 0
#define EXTERNAL 1
#define INTERNAL 2
#else  
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega644P__)
#define INTERNAL1V1 2
#define INTERNAL2V56 3
#else
#define INTERNAL 3
#endif
#define DEFAULT 1
#define EXTERNAL 0
#endif
 
// 如果遇到标准库的abs，则取消其定义
#ifdef abs
#undef abs
#endif
 
#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))
#define abs(x) ((x)>0?(x):-(x))
#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
#define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
#define radians(deg) ((deg)*DEG_TO_RAD)
#define degrees(rad) ((rad)*RAD_TO_DEG)
#define sq(x) ((x)*(x))
 
#define interrupts() sei()
#define noInterrupts() cli()
 
#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L )
#define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() )
#define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() )
 
#define lowByte(w) ((uint8_t) ((w) & 0xff))
#define highByte(w) ((uint8_t) ((w) >> 8))
 
#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
#define bitSet(value, bit) ((value) |= (1UL << (bit)))
#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
 
 
typedef unsigned int word;
 
#define bit(b) (1UL << (b))
 
typedef uint8_t boolean;
typedef uint8_t byte;
 
void init(void);
 
void pinMode(uint8_t, uint8_t);
void digitalWrite(uint8_t, uint8_t);
int digitalRead(uint8_t);
int analogRead(uint8_t);
void analogReference(uint8_t mode);
void analogWrite(uint8_t, int);
 
unsigned long millis(void);
unsigned long micros(void);
void delay(unsigned long);
void delayMicroseconds(unsigned int us);
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout);
 
void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder);
 
void attachInterrupt(uint8_t, void (*)(void), int mode);
void detachInterrupt(uint8_t);
 
void setup(void);
void loop(void);
 
// 获得给定的虚拟引脚对应的硬件端口的位址
// 这来自为活动板载配置的pins_*.c文件
 
#define analogInPinToBit(P) (P)
 
// 在ATmega1280上，一些端口寄存器的地址可能大于255，所以我们不能将他们存放在uint8_t中
extern const uint16_t PROGMEM port_to_mode_PGM[];
extern const uint16_t PROGMEM port_to_input_PGM[];
extern const uint16_t PROGMEM port_to_output_PGM[];
 
extern const uint8_t PROGMEM digital_pin_to_port_PGM[];
// 外部常量 uint8_t PROGMEM digital_pin_to_bit_PGM[];
extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[];
extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
 
// 获得给定的虚拟引脚对应的硬件端口的位址（Get the bit location within the hardware port of the given virtual pin.）
// 这来自为活动板载配置的pins_*.c文件（This comes from the pins_*.c file for the active board configuration.）
// 与内联函数相比，它们的表现略好于宏（These perform slightly better as macros compared to inline functions）
#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) )
#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) )
#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) )
#define analogInPinToBit(P) (P)
#define portOutputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_output_PGM + (P))) )
#define portInputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_input_PGM + (P))) )
#define portModeRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_mode_PGM + (P))) )
 
#define NOT_A_PIN 0
#define NOT_A_PORT 0
 
#ifdef ARDUINO_MAIN
#define PA 1
#define PB 2
#define PC 3
#define PD 4
#define PE 5
#define PF 6
#define PG 7
#define PH 8
#define PJ 10
#define PK 11
#define PL 12
#endif
 
#define NOT_ON_TIMER 0
#define TIMER0A 1
#define TIMER0B 2
#define TIMER1A 3
#define TIMER1B 4
#define TIMER2  5
#define TIMER2A 6
#define TIMER2B 7
 
#define TIMER3A 8
#define TIMER3B 9
#define TIMER3C 10
#define TIMER4A 11
#define TIMER4B 12
#define TIMER4C 13
#define TIMER4D 14	
#define TIMER5A 15
#define TIMER5B 16
#define TIMER5C 17
 
#ifdef __cplusplus
} // 外部 "C"
#endif
 
#ifdef __cplusplus
#include "WCharacter.h"
#include "WString.h"
#include "HardwareSerial.h"
 
uint16_t makeWord(uint16_t w);
uint16_t makeWord(byte h, byte l);
 
#define word(...) makeWord(__VA_ARGS__)
 
unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
 
void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0);
void noTone(uint8_t _pin);
 
// WMath原型
long random(long);
long random(long, long);
void randomSeed(unsigned int);
long map(long, long, long, long, long);
 
#endif
 
#include "pins_arduino.h"
 
#endif