Merge branch 'new-travis' into patch-collision

.gitignore

@@ -0,0 +1 @@
+MFRC522.zip

.travis.yml

@@ -9,22 +9,30 @@ cache:
         - "~/.platformio"
 
 env:
-    - PLATFORMIO_CI_SRC=examples/ChangeUID/ChangeUID.ino
+    # add examples here and define which boards should be tested (only compile test)
-    - PLATFORMIO_CI_SRC=examples/DumpInfo/DumpInfo.ino
+    - PLATFORMIO_CI_SRC=examples/ChangeUID/ChangeUID.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/firmware_check/firmware_check.ino
+    - PLATFORMIO_CI_SRC=examples/DumpInfo/DumpInfo.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/FixBrickedUID/FixBrickedUID.ino
+    - PLATFORMIO_CI_SRC=examples/firmware_check/firmware_check.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/MifareClassicValueBlock/MifareClassicValueBlock.ino
+    - PLATFORMIO_CI_SRC=examples/FixBrickedUID/FixBrickedUID.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/ReadAndWrite/ReadAndWrite.ino
+    - PLATFORMIO_CI_SRC=examples/MifareClassicValueBlock/MifareClassicValueBlock.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/ReadUidMultiReader/ReadUidMultiReader.ino
+    - PLATFORMIO_CI_SRC=examples/MinimalInterrupt/MinimalInterrupt.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/rfid_default_keys/rfid_default_keys.ino
+    - PLATFORMIO_CI_SRC=examples/ReadAndWrite/ReadAndWrite.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/rfid_write_personal_data/rfid_write_personal_data.ino
+    - PLATFORMIO_CI_SRC=examples/ReadUidMultiReader/ReadUidMultiReader.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/Ntag216_AUTH/Ntag216_AUTH.ino
+    - PLATFORMIO_CI_SRC=examples/rfid_default_keys/rfid_default_keys.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/ReadNUID/ReadNUID.ino
+    - PLATFORMIO_CI_SRC=examples/rfid_write_personal_data/rfid_write_personal_data.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/servo_motor/servo_motor.ino
+    - PLATFORMIO_CI_SRC=examples/Ntag216_AUTH/Ntag216_AUTH.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
-    - PLATFORMIO_CI_SRC=examples/RFID-Cloner/RFID-Cloner.ino
+    - PLATFORMIO_CI_SRC=examples/ReadNUID/ReadNUID.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
+    - PLATFORMIO_CI_SRC=examples/servo_motor/servo_motor.ino TESTBOARD=arduino_avr,teensy
+    - PLATFORMIO_CI_SRC=examples/RFID-Cloner/RFID-Cloner.ino TESTBOARD=arduino_avr,arduino_arm,teensy,esp
 
 install:
     - pip install -U platformio
 
 script:
-    - platformio ci --lib=. --board=uno --board=megaatmega1280 --board=teensy31
+    # short the string comparison
+    - stringContain() { [ -z "${2##*$1*}" ]; }
+    # selectable board tests @Rotzbua
+    - board="arduino_avr";  if stringContain "$board" "$TESTBOARD"; then echo "check board $board"; platformio ci --lib=. --board=uno --board=megaatmega1280; else echo "skip board test of $board"; fi
+    - board="arduino_arm";  if stringContain "$board" "$TESTBOARD"; then echo "check board $board"; platformio ci --lib=. --board=due --board=zero; else echo "skip board test of $board"; fi
+    - board="teensy";  if stringContain "$board" "$TESTBOARD"; then echo "check board $board"; platformio ci --lib=. --board=teensy31; else echo "skip board test of $board"; fi
+    - board="esp";  if stringContain "$board" "$TESTBOARD"; then echo "check board $board"; platformio ci --lib=. --board=d1_mini; else echo "skip board test of $board"; fi

MFRC522.cpp

@@ -1301,23 +1301,11 @@ void MFRC522::PICC_DumpToSerial(Uid *uid	///< Pointer to Uid struct returned fro
 								) {
 	MIFARE_Key key;
 	
-	// UID
+	// Dump UID, SAK and Type
-	Serial.print(F("Card UID:"));
+	PICC_DumpDetailsToSerial(uid);
-	for (byte i = 0; i < uid->size; i++) {
-		if(uid->uidByte[i] < 0x10)
-			Serial.print(F(" 0"));
-		else
-			Serial.print(F(" "));
-		Serial.print(uid->uidByte[i], HEX);
-	} 
-	Serial.println();
-	
-	// PICC type
-	PICC_Type piccType = PICC_GetType(uid->sak);
-	Serial.print(F("PICC type: "));
-	Serial.println(PICC_GetTypeName(piccType));
 	
 	// Dump contents
+	PICC_Type piccType = PICC_GetType(uid->sak);
 	switch (piccType) {
 		case PICC_TYPE_MIFARE_MINI:
 		case PICC_TYPE_MIFARE_1K:
@@ -1350,6 +1338,34 @@ void MFRC522::PICC_DumpToSerial(Uid *uid	///< Pointer to Uid struct returned fro
 	PICC_HaltA(); // Already done if it was a MIFARE Classic PICC.
 } // End PICC_DumpToSerial()
 
+/**
+ * Dumps card info (UID,SAK,Type) about the selected PICC to Serial.
+ */
+void MFRC522::PICC_DumpDetailsToSerial(Uid *uid	///< Pointer to Uid struct returned from a successful PICC_Select().
+									) {
+	// UID
+	Serial.print(F("Card UID:"));
+	for (byte i = 0; i < uid->size; i++) {
+		if(uid->uidByte[i] < 0x10)
+			Serial.print(F(" 0"));
+		else
+			Serial.print(F(" "));
+		Serial.print(uid->uidByte[i], HEX);
+	} 
+	Serial.println();
+	
+	// SAK
+	Serial.print(F("Card SAK: "));
+	if(uid->sak < 0x10)
+		Serial.print(F("0"));
+	Serial.println(uid->sak, HEX);
+	
+	// (suggested) PICC type
+	PICC_Type piccType = PICC_GetType(uid->sak);
+	Serial.print(F("PICC type: "));
+	Serial.println(PICC_GetTypeName(piccType));
+} // End PICC_DumpDetailsToSerial()
+
 /**
  * Dumps memory contents of a MIFARE Classic PICC.
  * On success the PICC is halted after dumping the data.

MFRC522.h

@@ -381,16 +381,21 @@ public:
 	StatusCode PCD_MIFARE_Transceive(byte *sendData, byte sendLen, bool acceptTimeout = false);
 	// old function used too much memory, now name moved to flash; if you need char, copy from flash to memory
 	//const char *GetStatusCodeName(byte code);
-	const __FlashStringHelper *GetStatusCodeName(StatusCode code);
+	static const __FlashStringHelper *GetStatusCodeName(StatusCode code);
-	PICC_Type PICC_GetType(byte sak);
+	static PICC_Type PICC_GetType(byte sak);
 	// old function used too much memory, now name moved to flash; if you need char, copy from flash to memory
 	//const char *PICC_GetTypeName(byte type);
-	const __FlashStringHelper *PICC_GetTypeName(PICC_Type type);
+	static const __FlashStringHelper *PICC_GetTypeName(PICC_Type type);
+	
+	// Support functions for debuging
 	void PCD_DumpVersionToSerial();
 	void PICC_DumpToSerial(Uid *uid);
+	void PICC_DumpDetailsToSerial(Uid *uid);
 	void PICC_DumpMifareClassicToSerial(Uid *uid, PICC_Type piccType, MIFARE_Key *key);
 	void PICC_DumpMifareClassicSectorToSerial(Uid *uid, MIFARE_Key *key, byte sector);
 	void PICC_DumpMifareUltralightToSerial();
+	
+	// Advanced functions for MIFARE
 	void MIFARE_SetAccessBits(byte *accessBitBuffer, byte g0, byte g1, byte g2, byte g3);
 	bool MIFARE_OpenUidBackdoor(bool logErrors);
 	bool MIFARE_SetUid(byte *newUid, byte uidSize, bool logErrors);

README.rst

@@ -13,36 +13,43 @@ Interface (SPI) interface.
 Set the UID, write to sector 0, and unbrick Chinese UID changeable MIFARE cards.
 
 
-.. _pin layout:
+.. _compatible boards:
+Compatible boards
+----------
 
+This library is compatible to Teensy and ESP8266, but not all examples are available for every board. Also you have to change pins, see `pin layout`_.
+
+
+.. _pin layout:
 Pin Layout
 ----------
 
 The following table shows the typical pin layout used:
 
-+-----------+----------+-------------------------------------------------------------+--------+
++-----------+----------+---------------------------------------------------------------+--------------------------+
 |           | PCD      | Arduino                                                       | Teensy                   |
-|           +----------+-------------+---------+---------+---------------+-----------+--------+
+|           +----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-|           | MFRC522  | Uno         | Mega    | Nano v3 |Leonardo/Micro | Pro Micro | 3.1    |
+|           | MFRC522  | Uno         | Mega    | Nano v3 |Leonardo / Micro | Pro Micro | 2.0    | ++ 2.0 | 3.1    |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-| Signal    | Pin      | Pin         | Pin     | Pin     | Pin           | Pin       | Pin    |
+| Signal    | Pin      | Pin         | Pin     | Pin     | Pin             | Pin       | Pin    | Pin    | Pin    |
-+===========+==========+=============+=========+=========+===============+===========+========+
++===========+==========+=============+=========+=========+=================+===========+========+========+========+
-| RST/Reset | RST      | 9 [1]_      | 5 [1]_  | D9      | RESET/ICSP-5  | RST       | 9      |
+| RST/Reset | RST      | 9 [1]_      | 5 [1]_  | D9      | RESET / ICSP-5  | RST       | 7      | 4      | 9      |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-| SPI SS    | SDA [3]_ | 10 [2]_     | 53 [2]_ | D10     | 10            | 10        | 10     |
+| SPI SS    | SDA [3]_ | 10 [2]_     | 53 [2]_ | D10     | 10              | 10        | 0      | 20     | 10     |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-| SPI MOSI  | MOSI     | 11 / ICSP-4 | 51      | D11     | ICSP-4        | 16        | 11     |
+| SPI MOSI  | MOSI     | 11 / ICSP-4 | 51      | D11     | ICSP-4          | 16        | 2      | 22     | 11     |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-| SPI MISO  | MISO     | 12 / ICSP-1 | 50      | D12     | ICSP-1        | 14        | 12     |
+| SPI MISO  | MISO     | 12 / ICSP-1 | 50      | D12     | ICSP-1          | 14        | 3      | 23     | 12     |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
-| SPI SCK   | SCK      | 13 / ICSP-3 | 52      | D13     | ICSP-3        | 15        | 13     |
+| SPI SCK   | SCK      | 13 / ICSP-3 | 52      | D13     | ICSP-3          | 15        | 1      | 21     | 13     |
-+-----------+----------+-------------+---------+---------+---------------+-----------+--------+
++-----------+----------+-------------+---------+---------+-----------------+-----------+--------+--------+--------+
 
 .. [1] Configurable, typically defined as RST_PIN in sketch/program.
 .. [2] Configurable, typically defined as SS_PIN in sketch/program.
 .. [3] The SDA pin might be labeled SS on some/older MFRC522 boards. 
 
 
+.. _hardware:
 Hardware
 --------
 
@@ -133,6 +140,7 @@ Troubleshooting
   #. Hardware may be corrupted, most products are from china and sometimes the quality is really poor. Contact your seller.
   #. Newer versions of Mifare cards like DESFire/Ultralight maybe not work according to missing authentification, see `security`_ or different `protocol`_.
 
+
 * **My mobile phone doesn't recognize the MFRC522** or **my MFRC522 can't read data from other MFRC522**
 
   #. Card simmulation is not supported.
@@ -146,6 +154,7 @@ Troubleshooting
   #. If hardware: buy a more expensive like PN532 (supports NFC and many more, but costs about $15)
 
 
+.. _license:
 License
 -------
 This is free and unencumbered software released into the public domain.

changes.txt

@@ -1,3 +1,8 @@
+11 Feb 2016, v1.1.8
+- Added examples/MinimalInterrupt/MinimalInterrupt.ino example, Interrupt example @lmmeng
+- Added .gitignore file allows the project to be more easily used as a subproject. @BenWiederhake
+- Added Added Teensy 2.0 & Tensy++ 2.0 pinouts to README.rst @jkutianski
+
 16 Jan 2016, v1.1.7
 - README.rst Spelling and Grammar Tweak @cuthbertnibbles
 - Added examples/servo_motor/servo_motor.ino example, Arduino RFID Access Control with a Servo Motor @techied

examples/DumpInfo/DumpInfo.ino

@@ -47,7 +47,7 @@ void setup() {
 	SPI.begin();			// Init SPI bus
 	mfrc522.PCD_Init();		// Init MFRC522
 	mfrc522.PCD_DumpVersionToSerial();	// Show details of PCD - MFRC522 Card Reader details
-	Serial.println(F("Scan PICC to see UID, type, and data blocks..."));
+	Serial.println(F("Scan PICC to see UID, SAK, type, and data blocks..."));
 }
 
 void loop() {

examples/MinimalInterrupt/MinimalInterrupt.ino

@@ -0,0 +1,137 @@
+/**
+ * ----------------------------------------------------------------------------
+ * This is a MFRC522 library example; see https://github.com/miguelbalboa/rfid
+ * for further details and other examples.
+ * 
+ * NOTE: The library file MFRC522.h has a lot of useful info. Please read it.
+ * 
+ * Released into the public domain.
+ * ----------------------------------------------------------------------------
+ * Minimal example how to use the interrupts to read the UID of a MIFARE Classic PICC
+ * (= card/tag).
+ * 
+ * 
+ * Typical pin layout used:
+ * -----------------------------------------------------------------------------------------
+ *             MFRC522      Arduino       Arduino   Arduino    Arduino          Arduino
+ *             Reader/PCD   Uno           Mega      Nano v3    Leonardo/Micro   Pro Micro
+ * Signal      Pin          Pin           Pin       Pin        Pin              Pin
+ * -----------------------------------------------------------------------------------------
+ * RST/Reset   RST          9             5         D9         RESET/ICSP-5     RST
+ * SPI SS      SDA(SS)      10            53        D10        3                10
+ * IRQ         ?            ?             ?         ?          2                10
+ * SPI MOSI    MOSI         11 / ICSP-4   51        D11        ICSP-4           16
+ * SPI MISO    MISO         12 / ICSP-1   50        D12        ICSP-1           14
+ * SPI SCK     SCK          13 / ICSP-3   52        D13        ICSP-3           15
+ * 
+ */
+
+#include <SPI.h>
+#include <MFRC522.h>
+
+#define RST_PIN         9           // Configurable, see typical pin layout above
+#define SS_PIN          3           // Configurable, see typical pin layout above
+#define IRQ_PIN         2           
+
+MFRC522 mfrc522(SS_PIN, RST_PIN);   // Create MFRC522 instance.
+
+MFRC522::MIFARE_Key key;
+
+volatile boolean bNewInt = false;
+unsigned char regVal = 0x7F;
+void activateRec(MFRC522 mfrc522);
+void clearInt(MFRC522 mfrc522);
+
+/**
+ * Initialize.
+ */
+void setup() {
+    Serial.begin(115200); // Initialize serial communications with the PC
+    while (!Serial);    // Do nothing if no serial port is opened (added for Arduinos based on ATMEGA32U4)
+    SPI.begin();        // Init SPI bus
+    
+    mfrc522.PCD_Init(); // Init MFRC522 card
+
+    /* read and printout the MFRC522 version (valid values 0x91 & 0x92)*/
+    Serial.print("Ver: 0x");      
+    byte readReg = mfrc522.PCD_ReadRegister(mfrc522.VersionReg);
+    Serial.println(readReg, HEX);      
+
+     /* setup the IRQ pin*/ 
+    pinMode(IRQ_PIN, INPUT_PULLUP);
+   
+    /* 
+     *  Allow the ... irq to be propagated to the IRQ pin
+     *  For test purposes propagate the IdleIrq and loAlert
+     */
+    regVal = 0xA0; //rx irq
+    mfrc522.PCD_WriteRegister(mfrc522.ComIEnReg,regVal);
+    
+    bNewInt = false; //interrupt flag
+
+    /*Activate the interrupt*/
+    attachInterrupt(digitalPinToInterrupt(IRQ_PIN), readCard, FALLING);
+
+    Serial.println("End setup"); 
+
+    do{ //clear a spourious interrupt at start
+      ;
+    }while(!bNewInt);
+    bNewInt = false;
+}
+
+/**
+ * Main loop.
+ */
+void loop() {
+   
+   if(bNewInt){  //new read interrupt
+      bNewInt = false;
+      Serial.print("Interrupt. ");
+      mfrc522.PICC_ReadCardSerial(); //read the tag data
+      // Show some details of the PICC (that is: the tag/card)
+      Serial.print(F("Card UID:"));
+      dump_byte_array(mfrc522.uid.uidByte, mfrc522.uid.size);
+      Serial.println();
+     
+      clearInt(mfrc522);
+   }
+
+// The receiving block needs regular retriggering (tell the tag it should transmit??)
+// (mfrc522.PCD_WriteRegister(mfrc522.FIFODataReg,mfrc522.PICC_CMD_REQA);)
+   activateRec(mfrc522);
+   delay(100);
+} //loop()
+
+/**
+ * Helper routine to dump a byte array as hex values to Serial.
+ */
+void dump_byte_array(byte *buffer, byte bufferSize) {
+    for (byte i = 0; i < bufferSize; i++) {
+        Serial.print(buffer[i] < 0x10 ? " 0" : " ");
+        Serial.print(buffer[i], HEX);
+    }
+}
+/**
+ * MFRC522 interrupt serving routine
+ */
+void readCard(){
+   bNewInt = true;
+}
+
+/*
+ * The function sending to the MFRC522 the needed commands to activate the reception
+ */
+void activateRec(MFRC522 mfrc522){
+    mfrc522.PCD_WriteRegister(mfrc522.FIFODataReg,mfrc522.PICC_CMD_REQA);
+    mfrc522.PCD_WriteRegister(mfrc522.CommandReg,mfrc522.PCD_Transceive);  
+    mfrc522.PCD_WriteRegister(mfrc522.BitFramingReg, 0x87);    
+}
+
+/*
+ * The function to clear the pending interrupt bits after interrupt serving routine
+ */
+void clearInt(MFRC522 mfrc522){
+   mfrc522.PCD_WriteRegister(mfrc522.ComIrqReg,0x7F);
+}
+

keywords.txt

@@ -64,11 +64,16 @@ PCD_MIFARE_Transceive	KEYWORD2
 GetStatusCodeName	KEYWORD2
 PICC_GetType	KEYWORD2
 PICC_GetTypeName	KEYWORD2
+
+# Support functions for debuging
 PCD_DumpVersionToSerial	KEYWORD2
 PICC_DumpToSerial	KEYWORD2
+PICC_DumpDetailsToSerial	KEYWORD2
 PICC_DumpMifareClassicToSerial	KEYWORD2
 PICC_DumpMifareClassicSectorToSerial	KEYWORD2
 PICC_DumpMifareUltralightToSerial	KEYWORD2
+
+# Advanced functions for MIFARE
 MIFARE_SetAccessBits	KEYWORD2
 MIFARE_OpenUidBackdoor	KEYWORD2
 MIFARE_SetUid	KEYWORD2

library.json

@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/miguelbalboa/rfid.git"
   },
-  "version": "1.1.7",
+  "version": "1.1.8",
   "exclude": "doc",
   "frameworks": "arduino",
   "platforms": ["atmelavr", "ststm32", "teensy"]

library.properties

@@ -1,5 +1,5 @@
 name=MFRC522
-version=1.1.7
+version=1.1.8
 author=GithubCommunity
 maintainer=miguelbalboa
 sentence=Arduino RFID Library for MFRC522 (SPI)