typedefine.h

AVR的SPI的通信例子

#ifndef __TYPE_DEFINE_H__
#define __TYPE_DEFINE_H__

typedef unsigned char  bool;
typedef unsigned char  BOOLEAN;
typedef unsigned char  INT8U;                    /* Unsigned  8 bit quantity                            */
typedef signed   char  INT8S;                    /* Signed    8 bit quantity                            */
typedef unsigned int   INT16U;                   /* Unsigned 16 bit quantity                            */
typedef signed   int   INT16S;                   /* Signed   16 bit quantity                            */
typedef unsigned long  INT32U;                   /* Unsigned 32 bit quantity                            */
typedef signed   long  INT32S;                   /* Signed   32 bit quantity                            */
typedef float          FP32;                     /* Single precision floating point                     */
#endif