/*
*?MFRC522.cpp?-?Library?to?use?ARDUINO?RFID?MODULE?KIT?13.56?MHZ?WITH?TAGS?SPI?W?AND?R?BY?COOQROBOT.
*?NOTE:?Please?also?check?the?comments?in?MFRC522.h?-?they?provide?useful?hints?and?background?information.
*?Released?into?the?public?domain.
*/

#include?
#include?

/////////////////////////////////////////////////////////////////////////////////////
//?Functions?for?setting?up?the?Arduino
/////////////////////////////////////////////////////////////////////////////////////
/**
?*?Constructor.
?*/
MFRC522::MFRC522（）?{
}?//?End?constructor

/**
?*?Constructor.
?*?Prepares?the?output?pins.
?*/
MFRC522::MFRC522（	byte?resetPowerDownPin	///				）:?MFRC522（SS?resetPowerDownPin）?{?//?SS?is?defined?in?pins_arduino.h
}?//?End?constructor

/**
?*?Constructor.
?*?Prepares?the?output?pins.
?*/
MFRC522::MFRC522（	byte?chipSelectPin		///					byte?resetPowerDownPin	///				）?{
	_chipSelectPin?=?chipSelectPin;
	_resetPowerDownPin?=?resetPowerDownPin;
}?//?End?constructor

/////////////////////////////////////////////////////////////////////////////////////
//?Basic?interface?functions?for?communicating?with?the?MFRC522
/////////////////////////////////////////////////////////////////////////////////////

/**
?*?Writes?a?byte?to?the?specified?register?in?the?MFRC522?chip.
?*?The?interface?is?described?in?the?datasheet?section?8.1.2.
?*/
void?MFRC522::PCD_WriteRegister（	byte?reg		///									byte?value		///								）?{
	SPI.beginTransaction（SPISettings（SPI_CLOCK_DIV4?MSBFIRST?SPI_MODE0））;	//?Set?the?settings?to?work?with?SPI?bus
	digitalWrite（_chipSelectPin?LOW）;		//?Select?slave
	SPI.transfer（reg?&?0x7E）;				//?MSB?==?0?is?for?writing.?LSB?is?not?used?in?address.?Datasheet?section?8.1.2.3.
	SPI.transfer（value）;
	digitalWrite（_chipSelectPin?HIGH）;		//?Release?slave?again
	SPI.endTransaction（）;?//?Stop?using?the?SPI?bus
}?//?End?PCD_WriteRegister（）

/**
?*?Writes?a?number?of?bytes?to?the?specified?register?in?the?MFRC522?chip.
?*?The?interface?is?described?in?the?datasheet?section?8.1.2.
?*/
void?MFRC522::PCD_WriteRegister（	byte?reg		///									byte?count		///									byte?*values	///								）?{
	SPI.beginTransaction（SPISettings（SPI_CLOCK_DIV4?MSBFIRST?SPI_MODE0））;	//?Set?the?settings?to?work?with?SPI?bus
	digitalWrite（_chipSelectPin?LOW）;		//?Select?slave
	SPI.transfer（reg?&?0x7E）;				//?MSB?==?0?is?for?writing.?LSB?is?not?used?in?address.?Datasheet?section?8.1.2.3.
	for?（byte?index?=?0;?index?		SPI.transfer（values[index]）;
	}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????????58??2017-05-30?22:34??rfid-master\.gitignore

?????文件???????2865??2017-05-30?22:34??rfid-master\.travis.yml

?????文件???????2868??2017-05-30?22:35??rfid-master\changes.txt

?????文件???????4518??2017-05-30?22:35??rfid-master\examples\ReadNUID\ReadNUID.ino

?????文件???????3734??2017-05-30?22:35??rfid-master\examples\ReadUidMultiReader\ReadUidMultiReader.ino

?????文件??????10356??2017-05-30?22:35??rfid-master\examples\RFID-Cloner\RFID-Cloner.ino

?????文件???????5867??2017-05-30?22:35??rfid-master\examples\rfid_default_keys\rfid_default_keys.ino

?????文件???????6527??2017-05-30?22:35??rfid-master\examples\rfid_write_personal_data\rfid_write_personal_data.ino

?????文件??????19740??2017-05-30?22:35??rfid-master\examples\servo_motor\servo_motor.ino

?????文件???????4940??2017-05-30?22:35??rfid-master\keywords.txt

?????文件????????358??2017-05-30?22:35??rfid-master\library.json

?????文件????????302??2017-05-30?22:35??rfid-master\library.properties

?????文件????????366??2017-05-30?22:35??rfid-master\Makefile

?????文件??????72334??2017-05-30?22:35??rfid-master\MFRC522.cpp

?????文件??????23887??2017-05-30?22:35??rfid-master\MFRC522.h

?????文件??????11498??2017-05-30?22:35??rfid-master\README.rst

?????文件???????1210??2017-05-30?22:35??rfid-master\UNLICENSE

?????目錄??????????0??2017-05-30?22:34??rfid-master\doc\fritzing

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\ChangeUID

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\DumpInfo

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\firmware_check

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\FixBrickedUID

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\MifareClassicValueBlock

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\MinimalInterrupt

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\Ntag216_AUTH

?????目錄??????????0??2017-05-30?22:34??rfid-master\examples\ReadAndWrite

?????目錄??????????0??2017-05-31?13:22??rfid-master\examples\ReadNUID

?????目錄??????????0??2017-05-31?13:22??rfid-master\examples\ReadUidMultiReader

?????目錄??????????0??2017-05-31?13:22??rfid-master\examples\RFID-Cloner

?????目錄??????????0??2017-05-31?13:22??rfid-master\examples\rfid_default_keys

............此處省略8個文件信息