PN532_SPI.h
800 Bytes
#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;
boolean 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