PN532 NFC library for Seeed Studio's NFC Shield
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Diff: PN532.h
- Revision:
- 0:9c6b9280c0e1
- Child:
- 1:b8cab5222fd0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/PN532.h Tue Oct 08 08:33:22 2013 +0000 @@ -0,0 +1,179 @@ +/** + * \file PN532.h + * \brief PN532 NFC library, Ported from https://github.com/Seeed-Studio/PN532 for Arduino + * \license BSD + */ + +#ifndef PN532_h +#define PN532_h + +#include <stdint.h> +#include "mbed.h" +#include "PN532Interface.h" + +#define PN532_PREAMBLE (0x00) +#define PN532_STARTCODE1 (0x00) +#define PN532_STARTCODE2 (0xFF) +#define PN532_POSTAMBLE (0x00) + +#define PN532_HOSTTOPN532 (0xD4) +#define PN532_PN532TOHOST (0xD5) + +// PN532 Commands +#define PN532_COMMAND_DIAGNOSE (0x00) +#define PN532_COMMAND_GETFIRMWAREVERSION (0x02) +#define PN532_COMMAND_GETGENERALSTATUS (0x04) +#define PN532_COMMAND_READREGISTER (0x06) +#define PN532_COMMAND_WRITEREGISTER (0x08) +#define PN532_COMMAND_READGPIO (0x0C) +#define PN532_COMMAND_WRITEGPIO (0x0E) +#define PN532_COMMAND_SETSERIALBAUDRATE (0x10) +#define PN532_COMMAND_SETPARAMETERS (0x12) +#define PN532_COMMAND_SAMCONFIGURATION (0x14) +#define PN532_COMMAND_POWERDOWN (0x16) +#define PN532_COMMAND_RFCONFIGURATION (0x32) +#define PN532_COMMAND_RFREGULATIONTEST (0x58) +#define PN532_COMMAND_INJUMPFORDEP (0x56) +#define PN532_COMMAND_INJUMPFORPSL (0x46) +#define PN532_COMMAND_INLISTPASSIVETARGET (0x4A) +#define PN532_COMMAND_INATR (0x50) +#define PN532_COMMAND_INPSL (0x4E) +#define PN532_COMMAND_INDATAEXCHANGE (0x40) +#define PN532_COMMAND_INCOMMUNICATETHRU (0x42) +#define PN532_COMMAND_INDESELECT (0x44) +#define PN532_COMMAND_INRELEASE (0x52) +#define PN532_COMMAND_INSELECT (0x54) +#define PN532_COMMAND_INAUTOPOLL (0x60) +#define PN532_COMMAND_TGINITASTARGET (0x8C) +#define PN532_COMMAND_TGSETGENERALBYTES (0x92) +#define PN532_COMMAND_TGGETDATA (0x86) +#define PN532_COMMAND_TGSETDATA (0x8E) +#define PN532_COMMAND_TGSETMETADATA (0x94) +#define PN532_COMMAND_TGGETINITIATORCOMMAND (0x88) +#define PN532_COMMAND_TGRESPONSETOINITIATOR (0x90) +#define PN532_COMMAND_TGGETTARGETSTATUS (0x8A) + +#define PN532_RESPONSE_INDATAEXCHANGE (0x41) +#define PN532_RESPONSE_INLISTPASSIVETARGET (0x4B) + + +#define PN532_WAKEUP (0x55) + +#define PN532_I2C_ADDRESS (0x48 >> 1) +#define PN532_I2C_READBIT (0x01) +#define PN532_I2C_BUSY (0x00) +#define PN532_I2C_READY (0x01) +#define PN532_I2C_READYTIMEOUT (20) + +#define PN532_MIFARE_ISO14443A (0x00) + +// Mifare Commands +#define MIFARE_CMD_AUTH_A (0x60) +#define MIFARE_CMD_AUTH_B (0x61) +#define MIFARE_CMD_READ (0x30) +#define MIFARE_CMD_WRITE (0xA0) +#define MIFARE_CMD_TRANSFER (0xB0) +#define MIFARE_CMD_DECREMENT (0xC0) +#define MIFARE_CMD_INCREMENT (0xC1) +#define MIFARE_CMD_STORE (0xC2) + +// Prefixes for NDEF Records (to identify record type) +#define NDEF_URIPREFIX_NONE (0x00) +#define NDEF_URIPREFIX_HTTP_WWWDOT (0x01) +#define NDEF_URIPREFIX_HTTPS_WWWDOT (0x02) +#define NDEF_URIPREFIX_HTTP (0x03) +#define NDEF_URIPREFIX_HTTPS (0x04) +#define NDEF_URIPREFIX_TEL (0x05) +#define NDEF_URIPREFIX_MAILTO (0x06) +#define NDEF_URIPREFIX_FTP_ANONAT (0x07) +#define NDEF_URIPREFIX_FTP_FTPDOT (0x08) +#define NDEF_URIPREFIX_FTPS (0x09) +#define NDEF_URIPREFIX_SFTP (0x0A) +#define NDEF_URIPREFIX_SMB (0x0B) +#define NDEF_URIPREFIX_NFS (0x0C) +#define NDEF_URIPREFIX_FTP (0x0D) +#define NDEF_URIPREFIX_DAV (0x0E) +#define NDEF_URIPREFIX_NEWS (0x0F) +#define NDEF_URIPREFIX_TELNET (0x10) +#define NDEF_URIPREFIX_IMAP (0x11) +#define NDEF_URIPREFIX_RTSP (0x12) +#define NDEF_URIPREFIX_URN (0x13) +#define NDEF_URIPREFIX_POP (0x14) +#define NDEF_URIPREFIX_SIP (0x15) +#define NDEF_URIPREFIX_SIPS (0x16) +#define NDEF_URIPREFIX_TFTP (0x17) +#define NDEF_URIPREFIX_BTSPP (0x18) +#define NDEF_URIPREFIX_BTL2CAP (0x19) +#define NDEF_URIPREFIX_BTGOEP (0x1A) +#define NDEF_URIPREFIX_TCPOBEX (0x1B) +#define NDEF_URIPREFIX_IRDAOBEX (0x1C) +#define NDEF_URIPREFIX_FILE (0x1D) +#define NDEF_URIPREFIX_URN_EPC_ID (0x1E) +#define NDEF_URIPREFIX_URN_EPC_TAG (0x1F) +#define NDEF_URIPREFIX_URN_EPC_PAT (0x20) +#define NDEF_URIPREFIX_URN_EPC_RAW (0x21) +#define NDEF_URIPREFIX_URN_EPC (0x22) +#define NDEF_URIPREFIX_URN_NFC (0x23) + +#define PN532_GPIO_VALIDATIONBIT (0x80) +#define PN532_GPIO_P30 (0) +#define PN532_GPIO_P31 (1) +#define PN532_GPIO_P32 (2) +#define PN532_GPIO_P33 (3) +#define PN532_GPIO_P34 (4) +#define PN532_GPIO_P35 (5) + +//#define PN532DEBUG + +class PN532{ +public: + PN532(PN532Interface &interface); + PN532(PinName mosi, PinName miso, PinName sclk, PinName cs); + + ~PN532(); + + void begin(void); + + // Generic PN532 functions + bool SAMConfig(void); + uint32_t getFirmwareVersion(void); + bool writeGPIO(uint8_t pinstate); + uint8_t readGPIO(void); + bool setPassiveActivationRetries(uint8_t maxRetries); + + int8_t tgInitAsTarget(); + int16_t tgGetData(uint8_t *buf, uint16_t len); + bool tgSetData(const uint8_t *buf, uint16_t len); + + // ISO14443A functions + bool inListPassiveTarget(); + bool readPassiveTargetID(uint8_t cardbaudrate, uint8_t * uid, uint8_t * uidLength); + bool inDataExchange(uint8_t * send, uint8_t sendLength, uint8_t * response, uint8_t * responseLength); + + // Mifare Classic functions + bool mifareclassic_IsFirstBlock (uint32_t uiBlock); + bool mifareclassic_IsTrailerBlock (uint32_t uiBlock); + uint8_t mifareclassic_AuthenticateBlock (uint8_t * uid, uint8_t uidLen, uint32_t blockNumber, uint8_t keyNumber, uint8_t * keyData); + uint8_t mifareclassic_ReadDataBlock (uint8_t blockNumber, uint8_t * data); + uint8_t mifareclassic_WriteDataBlock (uint8_t blockNumber, uint8_t * data); + uint8_t mifareclassic_FormatNDEF (void); + uint8_t mifareclassic_WriteNDEFURI (uint8_t sectorNumber, uint8_t uriIdentifier, const char * url); + + // Mifare Ultralight functions + uint8_t mifareultralight_ReadPage (uint8_t page, uint8_t * buffer); + + // Help functions to display formatted text + static void PrintHex(const uint8_t * data, const uint32_t numBytes); + static void PrintHexChar(const uint8_t * pbtData, const uint32_t numBytes); + + private: + uint8_t _uid[7]; // ISO14443A uid + uint8_t _uidLen; // uid len + uint8_t _key[6]; // Mifare Classic key + uint8_t inListedTag; // Tg number of inlisted tag. + + PN532Interface* _interface; + SPI* _spi; +}; + +#endif