MCUME/MCUME_teensy41/teensygen/macros.h

25 wiersze
1008 B
C

#ifndef _MACROS_H_
#define _MACROS_H_
#define READ_BYTE(BASE, ADDR) (BASE)[(ADDR)^1]
#define READ_WORD(BASE, ADDR) (((BASE)[(ADDR)+1]<<8) | \
(BASE)[(ADDR)])
#define READ_LONG(BASE, ADDR) (((BASE)[(ADDR)+1]<<24) | \
((BASE)[(ADDR)+0]<<16) | \
((BASE)[(ADDR)+3]<<8) | \
(BASE)[(ADDR)+2])
#define WRITE_BYTE(BASE, ADDR, VAL) (BASE)[(ADDR)^1] = (VAL)&0xff
#define WRITE_WORD(BASE, ADDR, VAL) (BASE)[(ADDR)+1] = ((VAL)>>8) & 0xff; \
(BASE)[ADDR] = (VAL)&0xff
#define WRITE_LONG(BASE, ADDR, VAL) (BASE)[(ADDR)+1] = ((VAL)>>24) & 0xff; \
(BASE)[(ADDR)+0] = ((VAL)>>16)&0xff; \
(BASE)[(ADDR)+3] = ((VAL)>>8)&0xff; \
(BASE)[(ADDR)+2] = (VAL)&0xff
#endif /* _MACROS_H_ */