#ifndef __DATATYPE_H__
    #define __DATATYPE_H__

    #define INT8U     unsigned char
    #define INT8S     char
    #define INT16U    unsigned int
    #define INT16S    int
    #define INT32U    unsigned long
    #define INT32S    long

    #define BIT(x)    (0x01 << (x))

    #define BIT0      (0x01)
    #define BIT1      (0x02)
    #define BIT2      (0x04)
    #define BIT3      (0x08)
    #define BIT4      (0x10)
    #define BIT5      (0x20)
    #define BIT6      (0x40)
    #define BIT7      (0x80)

	#define accuracy  (10000)   //设置浮点数据精度，小数点4位

#endif