to colorize a colorful pixel with a simple touch using nfc technology
Dependencies: Chainable_RGB_LED mbed
use Arch, NFC Shield and Grove - Chainable RGB LED to DIY a touch pixel. Then use an Android with NFC support to colorize it.
The project is on https://github.com/Seeed-Studio/TouchPixel
nfc/PN532_SPI.h
- Committer:
- yihui
- Date:
- 2013-12-27
- Revision:
- 0:88960f3eeb2c
File content as of revision 0:88960f3eeb2c:
#ifndef __PN532_SPI_H__ #define __PN532_SPI_H__ #include "mbed.h" #include "PN532Interface.h" class PN532_SPI : public PN532Interface { public: PN532_SPI(SPI &spi, PinName ss); PN532_SPI(SPI *spi, PinName ss); virtual void begin(); virtual void wakeup(); virtual int8_t writeCommand(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen); virtual int16_t readResponse(uint8_t buf[], uint8_t len, uint16_t timeout); private: SPI *_spi; DigitalOut _ss; uint8_t command; bool isReady(); void writeFrame(const uint8_t *header, uint8_t hlen, const uint8_t *body, uint8_t blen); int8_t readAckFrame(); inline void write(uint8_t data) { REVERSE_BITS_ORDER(data); _spi->write(data); } inline uint8_t read() { uint8_t data = _spi->write(0); REVERSE_BITS_ORDER(data); return data; } }; #endif