#ifndef _TYPEDEFS_H_
#define _TYPEDEFS_H_

    typedef signed char int8_t;
    typedef unsigned char uint8_t;
    typedef volatile signed char vint8_t;
    typedef volatile unsigned char vuint8_t;

    typedef signed short int16_t;
    typedef unsigned short uint16_t;
    typedef volatile signed short vint16_t;
    typedef volatile unsigned short vuint16_t;

    typedef signed long int32_t;
    typedef unsigned long uint32_t;
    typedef volatile signed long vint32_t;
    typedef volatile unsigned long vuint32_t;

#endif
