/*******************************************************************************
?*?Copyright?（C）?2014?DFRobot						???????*
?*									???????*
?*?DFPlayer_Mini_Mp3?This?library?provides?a?quite?complete?function?for??????*?
?*?DFPlayer?mini?mp3?module.???????????????????????????????????????????????????*
?*?www.github.com/dfrobot/DFPlayer_Mini_Mp3?（github?as?default?source?provider）*
?*??DFRobot-A?great?source?for?opensource?hardware?and?robot.??????????????????*
?*?????????????????????????????????????????????????????????????????????????????*
?*?This?file?is?part?of?the?DFplayer_Mini_Mp3?library.?????????????????????????*
?*?????????????????????????????????????????????????????????????????????????????*
?*?DFPlayer_Mini_Mp3?is?free?software:?you?can?redistribute?it?and/or??????????*
?*?modify?it?under?the?terms?of?the?GNU?Lesser?General?Public?License?as???????*
?*?published?by?the?Free?Software?Foundation?either?version?3?of??????????????*
?*?the?License?or?any?later?version.??????????????????????????????????????????*
?*?????????????????????????????????????????????????????????????????????????????*
?*?DFPlayer_Mini_Mp3?is?distributed?in?the?hope?that?it?will?be?useful????????*
?*?but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of??????????????*
?*?MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the???????????????*
?*?GNU?Lesser?General?Public?License?for?more?details.?????????????????????????*
?*?????????????????????????????????????????????????????????????????????????????*
?*?DFPlayer_Mini_Mp3?is?distributed?in?the?hope?that?it?will?be?useful????????*
?*?but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of??????????????*
?*?MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the???????????????*
?*?GNU?Lesser?General?Public?License?for?more?details.?????????????????????????*
?*?????????????????????????????????????????????????????????????????????????????*
?*?You?should?have?received?a?copy?of?the?GNU?Lesser?General?Public????????????*
?*?License?along?with?DFPlayer_Mini_Mp3.?If?not?see???????????????????????????*
?*?.?????????????????????????????????????????????*
?******************************************************************************/

/*
?*	name:		DFPlayer_Mini_Mp3
?*	version:	1.0
?*	Author:		lisper?
?*	Date:		2014-05-22
?*	Description:	mp3?library?for?DFPlayer?mini?board
?*			note:?mp3?file?must?put?into?mp3?folder?in?your?tf?card
?*/


#include?
#include?
//#include??“DFPlayer_Mini_Mp3.h“

extern?uint8_t?send_buf[10];
extern?uint8_t?recv_buf[10];

static?void（*send_func）（）?=?NULL;
static?HardwareSerial?*?_hardware_serial?=?NULL;
static?SoftwareSerial?*?_software_serial?=?NULL;
static?boolean?is_reply?=?false;

//
void?mp3_set_reply?（boolean?state）?{
	is_reply?=?state;
	send_buf[4]?=?is_reply;
}

//
static?void?fill_uint16_bigend?（uint8_t?*thebuf?uint16_t?data）?{
	*thebuf?=	（uint8_t）（data>>8）;
	*（thebuf+1）?=	（uint8