mirror of
https://github.com/Sucareto/ESP32-CardReader.git
synced 2024-11-23 23:00:56 +01:00
复制库，删除未使用函数：
https://github.com/elechouse/PN532 https://github.com/spicetools/spicetools
This commit is contained in:
Sucareto
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commit
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717
src/PN532.cpp
717
src/PN532.cpp
File diff suppressed because it is too large
Load Diff
199
src/PN532.h
199
src/PN532.h
@ -16,139 +16,138 @@
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#include "PN532Interface.h"
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// PN532 Commands
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#define PN532_COMMAND_DIAGNOSE (0x00)
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#define PN532_COMMAND_GETFIRMWAREVERSION (0x02)
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#define PN532_COMMAND_GETGENERALSTATUS (0x04)
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#define PN532_COMMAND_READREGISTER (0x06)
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#define PN532_COMMAND_WRITEREGISTER (0x08)
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#define PN532_COMMAND_READGPIO (0x0C)
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#define PN532_COMMAND_WRITEGPIO (0x0E)
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#define PN532_COMMAND_SETSERIALBAUDRATE (0x10)
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#define PN532_COMMAND_SETPARAMETERS (0x12)
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#define PN532_COMMAND_SAMCONFIGURATION (0x14)
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#define PN532_COMMAND_POWERDOWN (0x16)
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#define PN532_COMMAND_RFCONFIGURATION (0x32)
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#define PN532_COMMAND_RFREGULATIONTEST (0x58)
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#define PN532_COMMAND_INJUMPFORDEP (0x56)
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#define PN532_COMMAND_INJUMPFORPSL (0x46)
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#define PN532_COMMAND_INLISTPASSIVETARGET (0x4A)
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#define PN532_COMMAND_INATR (0x50)
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#define PN532_COMMAND_INPSL (0x4E)
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#define PN532_COMMAND_INDATAEXCHANGE (0x40)
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#define PN532_COMMAND_INCOMMUNICATETHRU (0x42)
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#define PN532_COMMAND_INDESELECT (0x44)
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#define PN532_COMMAND_INRELEASE (0x52)
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#define PN532_COMMAND_INSELECT (0x54)
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#define PN532_COMMAND_INAUTOPOLL (0x60)
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#define PN532_COMMAND_TGINITASTARGET (0x8C)
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#define PN532_COMMAND_TGSETGENERALBYTES (0x92)
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#define PN532_COMMAND_TGGETDATA (0x86)
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#define PN532_COMMAND_TGSETDATA (0x8E)
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#define PN532_COMMAND_TGSETMETADATA (0x94)
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#define PN532_COMMAND_DIAGNOSE (0x00)
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#define PN532_COMMAND_GETFIRMWAREVERSION (0x02)
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#define PN532_COMMAND_GETGENERALSTATUS (0x04)
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#define PN532_COMMAND_READREGISTER (0x06)
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#define PN532_COMMAND_WRITEREGISTER (0x08)
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#define PN532_COMMAND_READGPIO (0x0C)
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#define PN532_COMMAND_WRITEGPIO (0x0E)
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#define PN532_COMMAND_SETSERIALBAUDRATE (0x10)
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#define PN532_COMMAND_SETPARAMETERS (0x12)
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#define PN532_COMMAND_SAMCONFIGURATION (0x14)
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#define PN532_COMMAND_POWERDOWN (0x16)
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#define PN532_COMMAND_RFCONFIGURATION (0x32)
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#define PN532_COMMAND_RFREGULATIONTEST (0x58)
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#define PN532_COMMAND_INJUMPFORDEP (0x56)
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#define PN532_COMMAND_INJUMPFORPSL (0x46)
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#define PN532_COMMAND_INLISTPASSIVETARGET (0x4A)
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#define PN532_COMMAND_INATR (0x50)
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#define PN532_COMMAND_INPSL (0x4E)
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#define PN532_COMMAND_INDATAEXCHANGE (0x40)
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#define PN532_COMMAND_INCOMMUNICATETHRU (0x42)
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#define PN532_COMMAND_INDESELECT (0x44)
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#define PN532_COMMAND_INRELEASE (0x52)
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#define PN532_COMMAND_INSELECT (0x54)
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#define PN532_COMMAND_INAUTOPOLL (0x60)
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#define PN532_COMMAND_TGINITASTARGET (0x8C)
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#define PN532_COMMAND_TGSETGENERALBYTES (0x92)
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#define PN532_COMMAND_TGGETDATA (0x86)
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#define PN532_COMMAND_TGSETDATA (0x8E)
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#define PN532_COMMAND_TGSETMETADATA (0x94)
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#define PN532_COMMAND_TGGETINITIATORCOMMAND (0x88)
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#define PN532_COMMAND_TGRESPONSETOINITIATOR (0x90)
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#define PN532_COMMAND_TGGETTARGETSTATUS (0x8A)
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#define PN532_COMMAND_TGGETTARGETSTATUS (0x8A)
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#define PN532_RESPONSE_INDATAEXCHANGE (0x41)
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#define PN532_RESPONSE_INLISTPASSIVETARGET (0x4B)
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#define PN532_RESPONSE_INDATAEXCHANGE (0x41)
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#define PN532_RESPONSE_INLISTPASSIVETARGET (0x4B)
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#define PN532_MIFARE_ISO14443A (0x00)
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#define PN532_MIFARE_ISO14443A (0x00)
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// Mifare Commands
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#define MIFARE_CMD_AUTH_A (0x60)
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#define MIFARE_CMD_AUTH_B (0x61)
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#define MIFARE_CMD_READ (0x30)
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#define MIFARE_CMD_WRITE (0xA0)
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#define MIFARE_CMD_WRITE_ULTRALIGHT (0xA2)
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#define MIFARE_CMD_TRANSFER (0xB0)
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#define MIFARE_CMD_DECREMENT (0xC0)
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#define MIFARE_CMD_INCREMENT (0xC1)
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#define MIFARE_CMD_STORE (0xC2)
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#define MIFARE_CMD_AUTH_A (0x60)
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#define MIFARE_CMD_AUTH_B (0x61)
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#define MIFARE_CMD_READ (0x30)
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#define MIFARE_CMD_WRITE (0xA0)
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#define MIFARE_CMD_WRITE_ULTRALIGHT (0xA2)
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#define MIFARE_CMD_TRANSFER (0xB0)
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#define MIFARE_CMD_DECREMENT (0xC0)
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#define MIFARE_CMD_INCREMENT (0xC1)
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#define MIFARE_CMD_STORE (0xC2)
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// FeliCa Commands
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#define FELICA_CMD_POLLING (0x00)
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#define FELICA_CMD_REQUEST_SERVICE (0x02)
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#define FELICA_CMD_REQUEST_RESPONSE (0x04)
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#define FELICA_CMD_READ_WITHOUT_ENCRYPTION (0x06)
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#define FELICA_CMD_POLLING (0x00)
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#define FELICA_CMD_REQUEST_SERVICE (0x02)
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#define FELICA_CMD_REQUEST_RESPONSE (0x04)
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#define FELICA_CMD_READ_WITHOUT_ENCRYPTION (0x06)
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#define FELICA_CMD_WRITE_WITHOUT_ENCRYPTION (0x08)
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#define FELICA_CMD_REQUEST_SYSTEM_CODE (0x0C)
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#define FELICA_CMD_REQUEST_SYSTEM_CODE (0x0C)
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// FeliCa consts
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#define FELICA_READ_MAX_SERVICE_NUM 16
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#define FELICA_READ_MAX_BLOCK_NUM 12 // for typical FeliCa card
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#define FELICA_WRITE_MAX_SERVICE_NUM 16
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#define FELICA_WRITE_MAX_BLOCK_NUM 10 // for typical FeliCa card
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#define FELICA_REQ_SERVICE_MAX_NODE_NUM 32
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#define FELICA_READ_MAX_SERVICE_NUM 16
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#define FELICA_READ_MAX_BLOCK_NUM 12 // for typical FeliCa card
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#define FELICA_WRITE_MAX_SERVICE_NUM 16
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#define FELICA_WRITE_MAX_BLOCK_NUM 10 // for typical FeliCa card
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#define FELICA_REQ_SERVICE_MAX_NODE_NUM 32
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class PN532
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{
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class PN532 {
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public:
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PN532(PN532Interface &interface);
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PN532(PN532Interface &interface);
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void begin(void);
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void begin(void);
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// Generic PN532 functions
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bool SAMConfig(void);
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uint32_t getFirmwareVersion(void);
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uint32_t readRegister(uint16_t reg);
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uint32_t writeRegister(uint16_t reg, uint8_t val);
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bool setPassiveActivationRetries(uint8_t maxRetries);
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bool setRFField(uint8_t autoRFCA, uint8_t rFOnOff);
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// Generic PN532 functions
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bool SAMConfig(void);
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uint32_t getFirmwareVersion(void);
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uint32_t readRegister(uint16_t reg);
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uint32_t writeRegister(uint16_t reg, uint8_t val);
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bool setPassiveActivationRetries(uint8_t maxRetries);
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bool setRFField(uint8_t autoRFCA, uint8_t rFOnOff);
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/**
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/**
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* @brief Init PN532 as a target
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* @param timeout max time to wait, 0 means no timeout
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* @return > 0 success
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* = 0 timeout
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* < 0 failed
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*/
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int8_t tgInitAsTarget(uint16_t timeout = 0);
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int8_t tgInitAsTarget(const uint8_t* command, const uint8_t len, const uint16_t timeout = 0);
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int8_t tgInitAsTarget(uint16_t timeout = 0);
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int8_t tgInitAsTarget(const uint8_t *command, const uint8_t len, const uint16_t timeout = 0);
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int16_t tgGetData(uint8_t *buf, uint8_t len);
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bool tgSetData(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
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int16_t tgGetData(uint8_t *buf, uint8_t len);
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bool tgSetData(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
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int16_t inRelease(const uint8_t relevantTarget = 0);
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int16_t inRelease(const uint8_t relevantTarget = 0);
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// ISO14443A functions
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bool inListPassiveTarget();
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bool readPassiveTargetID(uint8_t cardbaudrate, uint8_t *uid, uint8_t *uidLength, uint16_t timeout = 1000);
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bool inDataExchange(uint8_t *send, uint8_t sendLength, uint8_t *response, uint8_t *responseLength);
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// ISO14443A functions
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bool inListPassiveTarget();
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bool readPassiveTargetID(uint8_t cardbaudrate, uint8_t *uid, uint8_t *uidLength, uint16_t timeout = 1000);
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bool inDataExchange(uint8_t *send, uint8_t sendLength, uint8_t *response, uint8_t *responseLength);
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// Mifare Classic functions
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bool mifareclassic_IsFirstBlock (uint32_t uiBlock);
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bool mifareclassic_IsTrailerBlock (uint32_t uiBlock);
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uint8_t mifareclassic_AuthenticateBlock (uint8_t *uid, uint8_t uidLen, uint32_t blockNumber, uint8_t keyNumber, uint8_t *keyData);
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uint8_t mifareclassic_ReadDataBlock (uint8_t blockNumber, uint8_t *data);
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uint8_t mifareclassic_WriteDataBlock (uint8_t blockNumber, uint8_t *data);
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// Mifare Classic functions
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bool mifareclassic_IsFirstBlock(uint32_t uiBlock);
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bool mifareclassic_IsTrailerBlock(uint32_t uiBlock);
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uint8_t mifareclassic_AuthenticateBlock(uint8_t *uid, uint8_t uidLen, uint32_t blockNumber, uint8_t keyNumber, uint8_t *keyData);
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uint8_t mifareclassic_ReadDataBlock(uint8_t blockNumber, uint8_t *data);
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uint8_t mifareclassic_WriteDataBlock(uint8_t blockNumber, uint8_t *data);
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// FeliCa Functions
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int8_t felica_Polling(uint16_t systemCode, uint8_t requestCode, uint8_t *idm, uint8_t *pmm, uint16_t *systemCodeResponse, uint16_t timeout=1000);
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int8_t felica_SendCommand (const uint8_t * command, uint8_t commandlength, uint8_t * response, uint8_t * responseLength);
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int8_t felica_RequestService(uint8_t numNode, uint16_t *nodeCodeList, uint16_t *keyVersions) ;
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int8_t felica_RequestResponse(uint8_t *mode);
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int8_t felica_ReadWithoutEncryption (uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
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int8_t felica_WriteWithoutEncryption (uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
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int8_t felica_RequestSystemCode(uint8_t *numSystemCode, uint16_t *systemCodeList);
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int8_t felica_Release();
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// FeliCa Functions
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int8_t felica_Polling(uint16_t systemCode, uint8_t requestCode, uint8_t *idm, uint8_t *pmm, uint16_t *systemCodeResponse, uint16_t timeout = 1000);
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int8_t felica_SendCommand(const uint8_t *command, uint8_t commandlength, uint8_t *response, uint8_t *responseLength);
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int8_t felica_RequestService(uint8_t numNode, uint16_t *nodeCodeList, uint16_t *keyVersions);
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int8_t felica_RequestResponse(uint8_t *mode);
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int8_t felica_ReadWithoutEncryption(uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
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int8_t felica_WriteWithoutEncryption(uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
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int8_t felica_RequestSystemCode(uint8_t *numSystemCode, uint16_t *systemCodeList);
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int8_t felica_Release();
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uint8_t *getBuffer(uint8_t *len) {
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*len = sizeof(pn532_packetbuffer) - 4;
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return pn532_packetbuffer;
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};
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uint8_t *getBuffer(uint8_t *len) {
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*len = sizeof(pn532_packetbuffer) - 4;
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return pn532_packetbuffer;
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};
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private:
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uint8_t _uid[7]; // ISO14443A uid
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uint8_t _uidLen; // uid len
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uint8_t _key[6]; // Mifare Classic key
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uint8_t inListedTag; // Tg number of inlisted tag.
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uint8_t _felicaIDm[8]; // FeliCa IDm (NFCID2)
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uint8_t _felicaPMm[8]; // FeliCa PMm (PAD)
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uint8_t _uid[7]; // ISO14443A uid
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uint8_t _uidLen; // uid len
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uint8_t _key[6]; // Mifare Classic key
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uint8_t inListedTag; // Tg number of inlisted tag.
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uint8_t _felicaIDm[8]; // FeliCa IDm (NFCID2)
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uint8_t _felicaPMm[8]; // FeliCa PMm (PAD)
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uint8_t pn532_packetbuffer[64];
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uint8_t pn532_packetbuffer[64];
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PN532Interface *_interface;
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PN532Interface *_interface;
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};
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#endif
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@ -5,32 +5,32 @@
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#ifndef __PN532_INTERFACE_H__
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#define __PN532_INTERFACE_H__
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#define PN532_PREAMBLE (0x00)
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#define PN532_STARTCODE1 (0x00)
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#define PN532_STARTCODE2 (0xFF)
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#define PN532_POSTAMBLE (0x00)
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#define PN532_PREAMBLE (0x00)
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#define PN532_STARTCODE1 (0x00)
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#define PN532_STARTCODE2 (0xFF)
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#define PN532_POSTAMBLE (0x00)
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#define PN532_HOSTTOPN532 (0xD4)
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#define PN532_PN532TOHOST (0xD5)
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#define PN532_HOSTTOPN532 (0xD4)
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#define PN532_PN532TOHOST (0xD5)
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#define PN532_ACK_WAIT_TIME (10) // ms, timeout of waiting for ACK
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#define PN532_ACK_WAIT_TIME (10) // ms, timeout of waiting for ACK
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#define PN532_INVALID_ACK (-1)
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#define PN532_TIMEOUT (-2)
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#define PN532_INVALID_FRAME (-3)
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#define PN532_NO_SPACE (-4)
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#define PN532_INVALID_ACK (-1)
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#define PN532_TIMEOUT (-2)
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#define PN532_INVALID_FRAME (-3)
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#define PN532_NO_SPACE (-4)
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#define REVERSE_BITS_ORDER(b) b = (b & 0xF0) >> 4 | (b & 0x0F) << 4; \
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b = (b & 0xCC) >> 2 | (b & 0x33) << 2; \
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b = (b & 0xAA) >> 1 | (b & 0x55) << 1
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#define REVERSE_BITS_ORDER(b) \
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b = (b & 0xF0) >> 4 | (b & 0x0F) << 4; \
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b = (b & 0xCC) >> 2 | (b & 0x33) << 2; \
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b = (b & 0xAA) >> 1 | (b & 0x55) << 1
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class PN532Interface
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{
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class PN532Interface {
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public:
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virtual void begin() = 0;
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virtual void wakeup() = 0;
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virtual void begin() = 0;
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virtual void wakeup() = 0;
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/**
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/**
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* @brief write a command and check ack
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* @param header packet header
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* @param hlen length of header
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@ -39,9 +39,9 @@ public:
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* @return 0 success
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* not 0 failed
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*/
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virtual int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0) = 0;
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virtual int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0) = 0;
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/**
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/**
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* @brief read the response of a command, strip prefix and suffix
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* @param buf to contain the response data
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* @param len lenght to read
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@ -49,8 +49,7 @@ public:
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* @return >=0 length of response without prefix and suffix
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* <0 failed to read response
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*/
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virtual int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout = 1000) = 0;
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virtual int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout = 1000) = 0;
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};
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#endif
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@ -5,195 +5,182 @@
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#include "PN532_SPI.h"
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#include "Arduino.h"
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#define STATUS_READ 2
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#define DATA_WRITE 1
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#define DATA_READ 3
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#define STATUS_READ 2
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#define DATA_WRITE 1
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#define DATA_READ 3
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PN532_SPI::PN532_SPI(SPIClass &spi, uint8_t ss)
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{
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command = 0;
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_spi = &spi;
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_ss = ss;
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PN532_SPI::PN532_SPI(SPIClass &spi, uint8_t ss) {
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command = 0;
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_spi = &spi;
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_ss = ss;
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}
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void PN532_SPI::begin()
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{
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pinMode(_ss, OUTPUT);
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void PN532_SPI::begin() {
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pinMode(_ss, OUTPUT);
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_spi->begin();
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_spi->setDataMode(SPI_MODE0); // PN532 only supports mode0
|
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_spi->setBitOrder(LSBFIRST);
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_spi->begin();
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_spi->setDataMode(SPI_MODE0); // PN532 only supports mode0
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_spi->setBitOrder(LSBFIRST);
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#ifndef __SAM3X8E__
|
||||
_spi->setClockDivider(SPI_CLOCK_DIV8); // set clock 2MHz(max: 5MHz)
|
||||
_spi->setClockDivider(SPI_CLOCK_DIV8); // set clock 2MHz(max: 5MHz)
|
||||
#else
|
||||
/** DUE spi library does not support SPI_CLOCK_DIV8 macro */
|
||||
_spi->setClockDivider(42); // set clock 2MHz(max: 5MHz)
|
||||
/** DUE spi library does not support SPI_CLOCK_DIV8 macro */
|
||||
_spi->setClockDivider(42); // set clock 2MHz(max: 5MHz)
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
void PN532_SPI::wakeup()
|
||||
{
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(2);
|
||||
digitalWrite(_ss, HIGH);
|
||||
void PN532_SPI::wakeup() {
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(2);
|
||||
digitalWrite(_ss, HIGH);
|
||||
}
|
||||
|
||||
|
||||
|
||||
int8_t PN532_SPI::writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen)
|
||||
{
|
||||
command = header[0];
|
||||
writeFrame(header, hlen, body, blen);
|
||||
|
||||
uint8_t timeout = PN532_ACK_WAIT_TIME;
|
||||
while (!isReady()) {
|
||||
delay(1);
|
||||
timeout--;
|
||||
if (0 == timeout) {
|
||||
return -2;
|
||||
}
|
||||
}
|
||||
if (readAckFrame()) {
|
||||
return PN532_INVALID_ACK;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
int8_t PN532_SPI::writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen) {
|
||||
command = header[0];
|
||||
writeFrame(header, hlen, body, blen);
|
||||
|
||||
int16_t PN532_SPI::readResponse(uint8_t buf[], uint8_t len, uint16_t timeout)
|
||||
{
|
||||
uint16_t time = 0;
|
||||
while (!isReady()) {
|
||||
delay(1);
|
||||
time++;
|
||||
if (timeout > 0 && time > timeout) {
|
||||
return PN532_TIMEOUT;
|
||||
}
|
||||
}
|
||||
|
||||
digitalWrite(_ss, LOW);
|
||||
uint8_t timeout = PN532_ACK_WAIT_TIME;
|
||||
while (!isReady()) {
|
||||
delay(1);
|
||||
|
||||
int16_t result;
|
||||
do {
|
||||
write(DATA_READ);
|
||||
|
||||
if (0x00 != read() || // PREAMBLE
|
||||
0x00 != read() || // STARTCODE1
|
||||
0xFF != read() // STARTCODE2
|
||||
) {
|
||||
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
uint8_t length = read();
|
||||
if (0 != (uint8_t)(length + read())) { // checksum of length
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
uint8_t cmd = command + 1; // response command
|
||||
if (PN532_PN532TOHOST != read() || (cmd) != read()) {
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
|
||||
length -= 2;
|
||||
if (length > len) {
|
||||
for (uint8_t i = 0; i < length; i++) {
|
||||
}
|
||||
read();
|
||||
read();
|
||||
result = PN532_NO_SPACE; // not enough space
|
||||
break;
|
||||
}
|
||||
|
||||
uint8_t sum = PN532_PN532TOHOST + cmd;
|
||||
for (uint8_t i = 0; i < length; i++) {
|
||||
buf[i] = read();
|
||||
sum += buf[i];
|
||||
|
||||
}
|
||||
|
||||
uint8_t checksum = read();
|
||||
if (0 != (uint8_t)(sum + checksum)) {
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
read(); // POSTAMBLE
|
||||
|
||||
result = length;
|
||||
} while (0);
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
bool PN532_SPI::isReady()
|
||||
{
|
||||
digitalWrite(_ss, LOW);
|
||||
|
||||
write(STATUS_READ);
|
||||
uint8_t status = read() & 1;
|
||||
digitalWrite(_ss, HIGH);
|
||||
return status;
|
||||
}
|
||||
|
||||
void PN532_SPI::writeFrame(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen)
|
||||
{
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(2); // wake up PN532
|
||||
|
||||
write(DATA_WRITE);
|
||||
write(PN532_PREAMBLE);
|
||||
write(PN532_STARTCODE1);
|
||||
write(PN532_STARTCODE2);
|
||||
|
||||
uint8_t length = hlen + blen + 1; // length of data field: TFI + DATA
|
||||
write(length);
|
||||
write(~length + 1); // checksum of length
|
||||
|
||||
write(PN532_HOSTTOPN532);
|
||||
uint8_t sum = PN532_HOSTTOPN532; // sum of TFI + DATA
|
||||
|
||||
|
||||
for (uint8_t i = 0; i < hlen; i++) {
|
||||
write(header[i]);
|
||||
sum += header[i];
|
||||
|
||||
timeout--;
|
||||
if (0 == timeout) {
|
||||
return -2;
|
||||
}
|
||||
for (uint8_t i = 0; i < blen; i++) {
|
||||
write(body[i]);
|
||||
sum += body[i];
|
||||
|
||||
}
|
||||
|
||||
uint8_t checksum = ~sum + 1; // checksum of TFI + DATA
|
||||
write(checksum);
|
||||
write(PN532_POSTAMBLE);
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
|
||||
}
|
||||
if (readAckFrame()) {
|
||||
return PN532_INVALID_ACK;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int8_t PN532_SPI::readAckFrame()
|
||||
{
|
||||
const uint8_t PN532_ACK[] = {0, 0, 0xFF, 0, 0xFF, 0};
|
||||
|
||||
uint8_t ackBuf[sizeof(PN532_ACK)];
|
||||
|
||||
digitalWrite(_ss, LOW);
|
||||
int16_t PN532_SPI::readResponse(uint8_t buf[], uint8_t len, uint16_t timeout) {
|
||||
uint16_t time = 0;
|
||||
while (!isReady()) {
|
||||
delay(1);
|
||||
time++;
|
||||
if (timeout > 0 && time > timeout) {
|
||||
return PN532_TIMEOUT;
|
||||
}
|
||||
}
|
||||
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(1);
|
||||
|
||||
int16_t result;
|
||||
do {
|
||||
write(DATA_READ);
|
||||
|
||||
for (uint8_t i = 0; i < sizeof(PN532_ACK); i++) {
|
||||
ackBuf[i] = read();
|
||||
if (0x00 != read() || // PREAMBLE
|
||||
0x00 != read() || // STARTCODE1
|
||||
0xFF != read() // STARTCODE2
|
||||
) {
|
||||
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
uint8_t length = read();
|
||||
if (0 != (uint8_t)(length + read())) { // checksum of length
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
return memcmp(ackBuf, PN532_ACK, sizeof(PN532_ACK));
|
||||
uint8_t cmd = command + 1; // response command
|
||||
if (PN532_PN532TOHOST != read() || (cmd) != read()) {
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
|
||||
|
||||
length -= 2;
|
||||
if (length > len) {
|
||||
for (uint8_t i = 0; i < length; i++) {
|
||||
}
|
||||
read();
|
||||
read();
|
||||
result = PN532_NO_SPACE; // not enough space
|
||||
break;
|
||||
}
|
||||
|
||||
uint8_t sum = PN532_PN532TOHOST + cmd;
|
||||
for (uint8_t i = 0; i < length; i++) {
|
||||
buf[i] = read();
|
||||
sum += buf[i];
|
||||
}
|
||||
|
||||
uint8_t checksum = read();
|
||||
if (0 != (uint8_t)(sum + checksum)) {
|
||||
result = PN532_INVALID_FRAME;
|
||||
break;
|
||||
}
|
||||
read(); // POSTAMBLE
|
||||
|
||||
result = length;
|
||||
} while (0);
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
bool PN532_SPI::isReady() {
|
||||
digitalWrite(_ss, LOW);
|
||||
|
||||
write(STATUS_READ);
|
||||
uint8_t status = read() & 1;
|
||||
digitalWrite(_ss, HIGH);
|
||||
return status;
|
||||
}
|
||||
|
||||
void PN532_SPI::writeFrame(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen) {
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(2); // wake up PN532
|
||||
|
||||
write(DATA_WRITE);
|
||||
write(PN532_PREAMBLE);
|
||||
write(PN532_STARTCODE1);
|
||||
write(PN532_STARTCODE2);
|
||||
|
||||
uint8_t length = hlen + blen + 1; // length of data field: TFI + DATA
|
||||
write(length);
|
||||
write(~length + 1); // checksum of length
|
||||
|
||||
write(PN532_HOSTTOPN532);
|
||||
uint8_t sum = PN532_HOSTTOPN532; // sum of TFI + DATA
|
||||
|
||||
|
||||
for (uint8_t i = 0; i < hlen; i++) {
|
||||
write(header[i]);
|
||||
sum += header[i];
|
||||
}
|
||||
for (uint8_t i = 0; i < blen; i++) {
|
||||
write(body[i]);
|
||||
sum += body[i];
|
||||
}
|
||||
|
||||
uint8_t checksum = ~sum + 1; // checksum of TFI + DATA
|
||||
write(checksum);
|
||||
write(PN532_POSTAMBLE);
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
}
|
||||
|
||||
int8_t PN532_SPI::readAckFrame() {
|
||||
const uint8_t PN532_ACK[] = { 0, 0, 0xFF, 0, 0xFF, 0 };
|
||||
|
||||
uint8_t ackBuf[sizeof(PN532_ACK)];
|
||||
|
||||
digitalWrite(_ss, LOW);
|
||||
delay(1);
|
||||
write(DATA_READ);
|
||||
|
||||
for (uint8_t i = 0; i < sizeof(PN532_ACK); i++) {
|
||||
ackBuf[i] = read();
|
||||
}
|
||||
|
||||
digitalWrite(_ss, HIGH);
|
||||
|
||||
return memcmp(ackBuf, PN532_ACK, sizeof(PN532_ACK));
|
||||
}
|
||||
|
||||
@ -9,30 +9,30 @@
|
||||
#include "PN532Interface.h"
|
||||
class PN532_SPI : public PN532Interface {
|
||||
public:
|
||||
PN532_SPI(SPIClass &spi, uint8_t ss);
|
||||
|
||||
void begin();
|
||||
void wakeup();
|
||||
int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
|
||||
PN532_SPI(SPIClass &spi, uint8_t ss);
|
||||
|
||||
void begin();
|
||||
void wakeup();
|
||||
int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
|
||||
|
||||
int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout);
|
||||
|
||||
int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout);
|
||||
|
||||
private:
|
||||
SPIClass* _spi;
|
||||
uint8_t _ss;
|
||||
uint8_t command;
|
||||
|
||||
bool isReady();
|
||||
void writeFrame(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
|
||||
int8_t readAckFrame();
|
||||
|
||||
inline void write(uint8_t data) {
|
||||
_spi->transfer(data);
|
||||
};
|
||||
SPIClass *_spi;
|
||||
uint8_t _ss;
|
||||
uint8_t command;
|
||||
|
||||
inline uint8_t read() {
|
||||
return _spi->transfer(0);
|
||||
};
|
||||
bool isReady();
|
||||
void writeFrame(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
|
||||
int8_t readAckFrame();
|
||||
|
||||
inline void write(uint8_t data) {
|
||||
_spi->transfer(data);
|
||||
};
|
||||
|
||||
inline uint8_t read() {
|
||||
return _spi->transfer(0);
|
||||
};
|
||||
};
|
||||
|
||||
#endif
|
||||
|
||||
76
src/connection.h
Normal file
76
src/connection.h
Normal file
@ -0,0 +1,76 @@
|
||||
/*
|
||||
库代码来自：https://github.com/spicetools/spicetools/tree/master/api/resources/arduino
|
||||
删除了未使用的函数。
|
||||
*/
|
||||
#ifndef SPICEAPI_CONNECTION_H
|
||||
#define SPICEAPI_CONNECTION_H
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#ifndef SPICEAPI_INTERFACE
|
||||
#define SPICEAPI_INTERFACE Serial
|
||||
#endif
|
||||
|
||||
namespace spiceapi {
|
||||
|
||||
class Connection {
|
||||
private:
|
||||
uint8_t* receive_buffer;
|
||||
size_t receive_buffer_size;
|
||||
|
||||
public:
|
||||
Connection(size_t receive_buffer_size);
|
||||
void reset();
|
||||
const char* request(char* json);
|
||||
};
|
||||
}
|
||||
|
||||
spiceapi::Connection::Connection(size_t receive_buffer_size) {
|
||||
this->receive_buffer = new uint8_t[receive_buffer_size];
|
||||
this->receive_buffer_size = receive_buffer_size;
|
||||
this->reset();
|
||||
}
|
||||
|
||||
void spiceapi::Connection::reset() {
|
||||
|
||||
// drop all input
|
||||
while (SPICEAPI_INTERFACE.available()) {
|
||||
SPICEAPI_INTERFACE.read();
|
||||
}
|
||||
}
|
||||
|
||||
const char* spiceapi::Connection::request(char* json_data) {
|
||||
auto json_len = strlen(json_data) + 1;
|
||||
|
||||
// send
|
||||
auto send_result = SPICEAPI_INTERFACE.write((const char*)json_data, (int)json_len);
|
||||
SPICEAPI_INTERFACE.flush();
|
||||
if (send_result < (int)json_len) {
|
||||
return "";
|
||||
}
|
||||
|
||||
// receive
|
||||
size_t receive_data_len = 0;
|
||||
while (SPICEAPI_INTERFACE) {
|
||||
|
||||
// read single byte
|
||||
auto b = SPICEAPI_INTERFACE.read();
|
||||
if (b < 0) continue;
|
||||
receive_buffer[receive_data_len++] = b;
|
||||
|
||||
// check for buffer overflow
|
||||
if (receive_data_len >= receive_buffer_size) {
|
||||
this->reset();
|
||||
return "";
|
||||
}
|
||||
|
||||
// check for message end
|
||||
if (receive_buffer[receive_data_len - 1] == 0)
|
||||
break;
|
||||
}
|
||||
|
||||
// return resulting json
|
||||
return (const char*)&receive_buffer[0];
|
||||
}
|
||||
|
||||
#endif //SPICEAPI_CONNECTION_H
|
||||
140
src/wrappers.h
Normal file
140
src/wrappers.h
Normal file
@ -0,0 +1,140 @@
|
||||
/*
|
||||
库代码来自：https://github.com/spicetools/spicetools/tree/master/api/resources/arduino
|
||||
删除了未使用的函数。
|
||||
*/
|
||||
#ifndef SPICEAPI_WRAPPERS_H
|
||||
#define SPICEAPI_WRAPPERS_H
|
||||
|
||||
#define ARDUINOJSON_USE_LONG_LONG 1
|
||||
#include "ArduinoJson.h"
|
||||
|
||||
#include <Arduino.h>
|
||||
#include "connection.h"
|
||||
|
||||
// default buffer sizes
|
||||
#ifndef SPICEAPI_WRAPPER_BUFFER_SIZE
|
||||
#define SPICEAPI_WRAPPER_BUFFER_SIZE 256
|
||||
#endif
|
||||
#ifndef SPICEAPI_WRAPPER_BUFFER_SIZE_STR
|
||||
#define SPICEAPI_WRAPPER_BUFFER_SIZE_STR 256
|
||||
#endif
|
||||
|
||||
namespace spiceapi {
|
||||
|
||||
/*
|
||||
* Structs
|
||||
*/
|
||||
|
||||
struct InfoAvs {
|
||||
String model, dest, spec, rev, ext;
|
||||
};
|
||||
|
||||
// static storage
|
||||
char JSON_BUFFER_STR[SPICEAPI_WRAPPER_BUFFER_SIZE_STR];
|
||||
|
||||
/*
|
||||
* Helpers
|
||||
*/
|
||||
|
||||
uint64_t msg_gen_id() {
|
||||
static uint64_t id_global = 0;
|
||||
return ++id_global;
|
||||
}
|
||||
|
||||
char *doc2str(DynamicJsonDocument *doc) {
|
||||
char *buf = JSON_BUFFER_STR;
|
||||
serializeJson(*doc, buf, SPICEAPI_WRAPPER_BUFFER_SIZE_STR);
|
||||
return buf;
|
||||
}
|
||||
|
||||
DynamicJsonDocument *request_gen(const char *module, const char *function) {
|
||||
|
||||
// create document
|
||||
auto doc = new DynamicJsonDocument(SPICEAPI_WRAPPER_BUFFER_SIZE);
|
||||
|
||||
// add attributes
|
||||
(*doc)["id"] = msg_gen_id();
|
||||
(*doc)["module"] = module;
|
||||
(*doc)["function"] = function;
|
||||
|
||||
// add params
|
||||
(*doc).createNestedArray("params");
|
||||
|
||||
// return document
|
||||
return doc;
|
||||
}
|
||||
|
||||
DynamicJsonDocument *response_get(Connection &con, const char *json) {
|
||||
|
||||
// parse document
|
||||
DynamicJsonDocument *doc = new DynamicJsonDocument(SPICEAPI_WRAPPER_BUFFER_SIZE);
|
||||
auto err = deserializeJson(*doc, (char *)json);
|
||||
|
||||
// check for parse error
|
||||
if (err) {
|
||||
delete doc;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
// check id
|
||||
if (!(*doc)["id"].is<int64_t>()) {
|
||||
delete doc;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
// check errors
|
||||
auto errors = (*doc)["errors"];
|
||||
if (!errors.is<JsonArray>()) {
|
||||
delete doc;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
// check error count
|
||||
if (errors.as<JsonArray>().size() > 0) {
|
||||
delete doc;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
// check data
|
||||
if (!(*doc)["data"].is<JsonArray>()) {
|
||||
delete doc;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
// return document
|
||||
return doc;
|
||||
}
|
||||
|
||||
bool card_insert(Connection &con, size_t index, const char *card_id) {
|
||||
auto req = request_gen("card", "insert");
|
||||
auto params = (*req)["params"].as<JsonArray>();
|
||||
params.add(index);
|
||||
params.add(card_id);
|
||||
auto req_str = doc2str(req);
|
||||
delete req;
|
||||
auto res = response_get(con, con.request(req_str));
|
||||
if (!res)
|
||||
return false;
|
||||
delete res;
|
||||
return true;
|
||||
}
|
||||
|
||||
bool info_avs(Connection &con, InfoAvs &info) {
|
||||
auto req = request_gen("info", "avs");
|
||||
auto req_str = doc2str(req);
|
||||
delete req;
|
||||
auto res = response_get(con, con.request(req_str));
|
||||
if (!res)
|
||||
return false;
|
||||
auto data = (*res)["data"][0];
|
||||
info.model = (const char *)data["model"];
|
||||
info.dest = (const char *)data["dest"];
|
||||
info.spec = (const char *)data["spec"];
|
||||
info.rev = (const char *)data["rev"];
|
||||
info.ext = (const char *)data["ext"];
|
||||
delete res;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
#endif //SPICEAPI_WRAPPERS_H
|
||||
Loading…
Reference in New Issue
Block a user