typedefine.h

使用Microchip公司16F648实现4*6键盘程序. 在PICC环境下编译通过,包含RS485通讯. 代码完整,可供参考.

//结构体定义.
typedef unsigned int	uint;
typedef unsigned long	ulong;
typedef unsigned char   uchar;


//#define testSim 



typedef union
{
    struct
    {
		unsigned time1ms	:1;
		unsigned time2ms	:1;
		unsigned time4ms	:1;
		unsigned time8ms	:1;
		unsigned time16ms	:1;
		unsigned time32ms	:1;
		unsigned time64ms	:1;
		unsigned time128ms	:1;
//
		unsigned time256ms	:1;
		unsigned time512ms	:1;
		unsigned time1s		:1;
		unsigned time2s		:1;
		unsigned time4s		:1;
		unsigned time8s		:1;
		unsigned time16s	:1;
		unsigned time32s	:1;
     }bits;
     uint alltimes;
}TIMEBASEstruct;
//volatile bank1  TIMEBASEstruct    TimeBase ,TimeShift;


//任务管理标记位.
typedef union
{
	struct
	{
		unsigned scankey       :1;        //2ms.
		unsigned keybitmanage  :1;		  //6ms. 
	    unsigned keymanage     :1;		  //8ms.
		unsigned ledshowdigitcou:1;	      //100ms   
		unsigned ledshow		:1;		  //4ms	
		unsigned               :1;
    }bits; 
	uint allbits;
}MissionFlagStruct;

//复合键值
typedef union 
{
	struct
	{
		uchar 		OneKey    ;
		unsigned    CompKey      :4;
		unsigned   	Status		 :4;//0:无键 1:单键 2:复合键 3:错误按键.
	}bits;
	uint allbits;
}KEYVALUESTRUCT;
//volatile KEYVALUESTRUCT KeyValueStruct;

//端口采集扫描键盘状态.
typedef union
{
	struct
	{
		unsigned keyscanbit0    :1;
		unsigned keyscanbit1    :1;
		unsigned keyscanbit2    :1;
        unsigned keyscanbit3	:1;
   //     unsigned              :4; 
	}bits;
    uchar allbits;
}KeyInputStruct;


//按键触发的功能TAG.
typedef union
{
	struct
	{
		unsigned UnitaryKey    :1;
 		
		unsigned MultiKey	   :1;
		unsigned LongKeyCouTag :1;

		unsigned MultiKeyOne          :1;
		unsigned MultiKeyTwo          :1;
		unsigned MultiKeyThree        :1;
		unsigned MultiKeyFour		  :1;
		
		unsigned MultiKeyTwoCouTag    :1;
		unsigned MultiKeyThreeCouTag  :3;
 	}bits;
     uint allbits;
}KeyFunStruct;
//volatile KeyFunStruct Key,Keyshift;

//单键值
typedef union 
{
	struct 
	{
		unsigned KeyValue_1		:1;
		unsigned KeyValue_2		:1;
		unsigned KeyValue_3		:1;
		unsigned KeyValue_4		:1;
		unsigned KeyValue_5		:1;
		unsigned KeyValue_6		:1;
		unsigned KeyValue_7		:1;
		unsigned KeyValue_8		:1;
		
		unsigned KeyValue_9		:1;
		unsigned KeyValue_10	:1;
		unsigned KeyValue_11	:1;
		unsigned KeyValue_12	:1;
		unsigned KeyValue_13	:1;
		unsigned KeyValue_14	:1;
		unsigned KeyValue_15	:1;
		unsigned KeyValue_16	:1;
		
		unsigned KeyValue_17	:1;
		unsigned KeyValue_18	:1;
		unsigned KeyValue_19	:1;
		unsigned KeyValue_20	:1;
		unsigned KeyValue_21	:1;
		unsigned KeyValue_22	:1;
		unsigned KeyValue_23	:1;
		unsigned KeyValue_24	:1;
	}bits;
	unsigned long allbits;
}KEYBITVALUESTRUCT;
//bank2 volatile KEYBITVALUESTRUCT PerKeyBitValueStruct;

typedef union 
{
	struct
	{
		unsigned	HostStatus		:2;// 主站通讯块状态.
									   // 0:空闲. 1:发送. 2:接受.
		unsigned    UartSendTag     :1;// 使能一帧发送标记.
   		unsigned    UartSendEndTag  :1;// 一帧发送结束标记.
      	unsigned    UartLinkErrTag  :1;// 通信链路错标记.
	 
		unsigned    frameSendEndTag :1;
		unsigned    singleKeyTag    :1;
	}bits;
	unsigned uint allbits;
}UARTSTRUCT;
//volatile UARTSTRUCT UartStruct;