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复制并修改了 PN532 库。

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Sucareto 2023-02-03 21:28:04 +08:00
parent de3310301b
commit abaf6d5fe3
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src/PN532.cpp Normal file
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/*
库代码来自：https://github.com/elechouse/PN532
删除了未使用的函数。
*/
/**************************************************************************/
/*!
@file PN532.h
@author Adafruit Industries & Seeed Studio
@license BSD
*/
/**************************************************************************/
#ifndef __PN532_H__
#define __PN532_H__
#include "PN532Interface.h"
// 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_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_WRITE_ULTRALIGHT (0xA2)
#define MIFARE_CMD_TRANSFER (0xB0)
#define MIFARE_CMD_DECREMENT (0xC0)
#define MIFARE_CMD_INCREMENT (0xC1)
#define MIFARE_CMD_STORE (0xC2)
// FeliCa Commands
#define FELICA_CMD_POLLING (0x00)
#define FELICA_CMD_REQUEST_SERVICE (0x02)
#define FELICA_CMD_REQUEST_RESPONSE (0x04)
#define FELICA_CMD_READ_WITHOUT_ENCRYPTION (0x06)
#define FELICA_CMD_WRITE_WITHOUT_ENCRYPTION (0x08)
#define FELICA_CMD_REQUEST_SYSTEM_CODE (0x0C)
// FeliCa consts
#define FELICA_READ_MAX_SERVICE_NUM 16
#define FELICA_READ_MAX_BLOCK_NUM 12 // for typical FeliCa card
#define FELICA_WRITE_MAX_SERVICE_NUM 16
#define FELICA_WRITE_MAX_BLOCK_NUM 10 // for typical FeliCa card
#define FELICA_REQ_SERVICE_MAX_NODE_NUM 32
class PN532
{
public:
PN532(PN532Interface &interface);
void begin(void);
// Generic PN532 functions
bool SAMConfig(void);
uint32_t getFirmwareVersion(void);
uint32_t readRegister(uint16_t reg);
uint32_t writeRegister(uint16_t reg, uint8_t val);
bool setPassiveActivationRetries(uint8_t maxRetries);
bool setRFField(uint8_t autoRFCA, uint8_t rFOnOff);
/**
* @brief Init PN532 as a target
* @param timeout max time to wait, 0 means no timeout
* @return > 0 success
* = 0 timeout
* < 0 failed
*/
int8_t tgInitAsTarget(uint16_t timeout = 0);
int8_t tgInitAsTarget(const uint8_t* command, const uint8_t len, const uint16_t timeout = 0);
int16_t tgGetData(uint8_t *buf, uint8_t len);
bool tgSetData(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0);
int16_t inRelease(const uint8_t relevantTarget = 0);
// ISO14443A functions
bool inListPassiveTarget();
bool readPassiveTargetID(uint8_t cardbaudrate, uint8_t *uid, uint8_t *uidLength, uint16_t timeout = 1000);
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);
// FeliCa Functions
int8_t felica_Polling(uint16_t systemCode, uint8_t requestCode, uint8_t *idm, uint8_t *pmm, uint16_t *systemCodeResponse, uint16_t timeout=1000);
int8_t felica_SendCommand (const uint8_t * command, uint8_t commandlength, uint8_t * response, uint8_t * responseLength);
int8_t felica_RequestService(uint8_t numNode, uint16_t *nodeCodeList, uint16_t *keyVersions) ;
int8_t felica_RequestResponse(uint8_t *mode);
int8_t felica_ReadWithoutEncryption (uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
int8_t felica_WriteWithoutEncryption (uint8_t numService, const uint16_t *serviceCodeList, uint8_t numBlock, const uint16_t *blockList, uint8_t blockData[][16]);
int8_t felica_RequestSystemCode(uint8_t *numSystemCode, uint16_t *systemCodeList);
int8_t felica_Release();
uint8_t *getBuffer(uint8_t *len) {
*len = sizeof(pn532_packetbuffer) - 4;
return pn532_packetbuffer;
};
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.
uint8_t _felicaIDm[8]; // FeliCa IDm (NFCID2)
uint8_t _felicaPMm[8]; // FeliCa PMm (PAD)
uint8_t pn532_packetbuffer[64];
PN532Interface *_interface;
};
#endif

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/*
库代码来自：https://github.com/elechouse/PN532
删除了未使用的函数。
*/
#ifndef __PN532_INTERFACE_H__
#define __PN532_INTERFACE_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)
#define PN532_ACK_WAIT_TIME (10) // ms, timeout of waiting for ACK
#define PN532_INVALID_ACK (-1)
#define PN532_TIMEOUT (-2)
#define PN532_INVALID_FRAME (-3)
#define PN532_NO_SPACE (-4)
#define REVERSE_BITS_ORDER(b) b = (b & 0xF0) >> 4 | (b & 0x0F) << 4; \
b = (b & 0xCC) >> 2 | (b & 0x33) << 2; \
b = (b & 0xAA) >> 1 | (b & 0x55) << 1
class PN532Interface
{
public:
virtual void begin() = 0;
virtual void wakeup() = 0;
/**
* @brief write a command and check ack
* @param header packet header
* @param hlen length of header
* @param body packet body
* @param blen length of body
* @return 0 success
* not 0 failed
*/
virtual int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body = 0, uint8_t blen = 0) = 0;
/**
* @brief read the response of a command, strip prefix and suffix
* @param buf to contain the response data
* @param len lenght to read
* @param timeout max time to wait, 0 means no timeout
* @return >=0 length of response without prefix and suffix
* <0 failed to read response
*/
virtual int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout = 1000) = 0;
};
#endif

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/*
库代码来自：https://github.com/elechouse/PN532
删除了未使用的函数。
*/
#include "PN532_SPI.h"
#include "Arduino.h"
#define STATUS_READ 2
#define DATA_WRITE 1
#define DATA_READ 3
PN532_SPI::PN532_SPI(SPIClass &spi, uint8_t ss)
{
command = 0;
_spi = &spi;
_ss = ss;
}
void PN532_SPI::begin()
{
pinMode(_ss, OUTPUT);
_spi->begin();
_spi->setDataMode(SPI_MODE0); // PN532 only supports mode0
_spi->setBitOrder(LSBFIRST);
#ifndef __SAM3X8E__
_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)
#endif
}
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;
}
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);
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];
}
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));
}

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/*
库代码来自：https://github.com/elechouse/PN532
删除了未使用的函数。
*/
#ifndef __PN532_SPI_H__
#define __PN532_SPI_H__
#include <SPI.h>
#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);
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);
};
inline uint8_t read() {
return _spi->transfer(0);
};
};
#endif