diff PN532/PN532_SPI/PN532_SPI.cpp lib/PN532_SPI/PN532_SPI.cpp
10c10
< PN532_SPI::PN532_SPI(SPIClass &spi, uint8_t ss)
---
> PN532_SPI::PN532_SPI(SPIClass &spi, uint8_t sck, uint8_t miso, uint8_t mosi, uint8_t ss)
14c14,17
<     _ss  = ss;
---
>     _sck = sck;
>     _miso = miso;
>     _mosi = mosi;
>     _ss = ss;
21c24
<     _spi->begin();
---
>     _spi->begin(_sck, _miso, _mosi, _ss);
diff PN532/PN532_SPI/PN532_SPI.h lib/PN532_SPI/PN532_SPI.h
10c10
<     PN532_SPI(SPIClass &spi, uint8_t ss);
---
>     PN532_SPI(SPIClass &spi, uint8_t sck, uint8_t miso, uint8_t mosi, uint8_t ss);
19a20,22
>     uint8_t   _sck;
>     uint8_t   _miso;
>     uint8_t   _mosi;
23c26
<     boolean isReady();
---
>     bool isReady();