timer2._h

使用Atmel88芯片实现RS485通讯,Modbus通讯协议.在IVR_AVR环境中编译,文件完整.

//timer2.h
typedef  union
{
	struct
	{
		unsigned  b1ms		:1;
		unsigned  bt1ms     :1;
		unsigned  b10ms		:1;
		unsigned  bt10ms    :1;
//		unsigned  b100ms	:1;
//		unsigned  bt100ms   :1;
	}bits;
	uint allbits;
}TIMEBASESTRCUT;
//volatile TIMEBASESTRCUT timeBase;

typedef union
{
	struct
	{
		unsigned once128ms  :1;
		unsigned refurbish  :1;
	}bits;
	uint allbits;
}LEDCONTROL;
//volatile LEDCONTROL ledControl;    	

extern volatile TIMEBASESTRCUT timeBase;
extern volatile LEDCONTROL ledControl;
extern uchar var_a,var_b; 
 

extern void timer2_init(void);
extern void time_mission(void);