PN532 Driver library This library provides an abstract API to drive the pn532 nfc chip, with I2C/HSU/SPI interface. Its based on the Seeed Studio's Arduino version.
Dependents: PN532_ReadUid Nfctest2
Diff: wiring_constants.h
- Revision:
- 1:b5922b3b3257
- Parent:
- 0:db8030e71f55
diff -r db8030e71f55 -r b5922b3b3257 wiring_constants.h --- a/wiring_constants.h Tue Sep 13 06:01:19 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,106 +0,0 @@ -/* - Copyright (c) 2014 BestU. All right reserved. - Copyright (c) 2011 Arduino. All right reserved. - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - See the GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -*/ - -#ifndef _WIRING_CONSTANTS_ -#define _WIRING_CONSTANTS_ - -#ifdef __cplusplus -extern "C"{ -#endif // __cplusplus - -#define HIGH 0x1 -#define LOW 0x0 - -#define INPUT 0x0 -#define OUTPUT 0x1 -#define ALTERNATE 0x2 -#define ANALOG 0x3 - -#define true 0x1 -#define false 0x0 - -#define PI 3.1415926535897932384626433832795 -#define HALF_PI 1.5707963267948966192313216916398 -#define TWO_PI 6.283185307179586476925286766559 -#define DEG_TO_RAD 0.017453292519943295769236907684886 -#define RAD_TO_DEG 57.295779513082320876798154814105 -#define EULER 2.718281828459045235360287471352 - -#define SERIAL 0x0 -#define DISPLAY 0x1 - -enum BitOrder { - LSBFIRST = 0, - MSBFIRST = 1 -}; - -// LOW 0 -// HIGH 1 -#define CHANGE 2 -#define FALLING 3 -#define RISING 4 - -#define DEFAULT 1 -#define EXTERNAL 0 - -// undefine stdlib's abs if encountered -#ifdef abs -#undef abs -#endif // abs - -#ifndef min -#define min(a,b) ((a)<(b)?(a):(b)) -#endif // min - -#ifndef max -#define max(a,b) ((a)>(b)?(a):(b)) -#endif // max - -#define abs(x) ((x)>0?(x):-(x)) -#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) -#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) -#define radians(deg) ((deg)*DEG_TO_RAD) -#define degrees(rad) ((rad)*RAD_TO_DEG) -#define sq(x) ((x)*(x)) - -#define interrupts() __enable_irq() -#define noInterrupts() __disable_irq() - -#define lowByte(w) ((uint8_t) ((w) & 0xff)) -#define highByte(w) ((uint8_t) ((w) >> 8)) - -#define bitRead(value, bit) (((value) >> (bit)) & 0x01) -#define bitSet(value, bit) ((value) |= (1UL << (bit))) -#define bitClear(value, bit) ((value) &= ~(1UL << (bit))) -#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) - -typedef unsigned int word; - -#define bit(b) (1UL << (b)) - -// TODO: to be checked -typedef uint8_t boolean ; -typedef uint8_t byte ; - - -#ifdef __cplusplus -} // extern "C" -#endif // __cplusplus - -#endif /* _WIRING_CONSTANTS_ */