ppi.h

来自「部分破解西门子PPI通信协议的测试程序」· C头文件 代码 · 共 36 行

#define  TRUE  1
#define  FALSE 0

typedef enum Operation
  {Read,Write,SetOn,ClrOff,MomentOn,Invert,None} Operation;

typedef enum datatype
  {Vcell,Mcell} DataType;


typedef struct m
{
  unsigned M_bit : 4;
  unsigned M_byte: 12;
} M;

typedef  union V_M
{
   M              m;
   unsigned int   v;
}V_M;

typedef struct Param
{
  unsigned Op_Type   : 3;
  unsigned Byte_Num  : 3;
  unsigned Data_Type : 2;
} Param;

typedef  union  chaizhuang
{
  long int number;
  unsigned char ch[4];
}ChaiZhuang;