keyprocess1.bak

这是符合国家一级汉字标准的汉字显示液晶模块程序

#pragma	interrupt INTTM02 Inter_TM02 //interrupt serve function name 
																		 //Inter_TM2.
/*    
** Module name: KeyProcess                                                  
**
** Description:
**	    This module processes key value from the remote control reception. 
**
** Operation:
**	    1. process the key value received;        
**			2. transform it to BCD in Chinese or English input method; 
** 			3. put it respectively to spelling string. 
**	             	        		
*/
#include "MyDefine.h"
#include "MyRemoteReception.h"  

//extern sreg Uchar g_RPTCT;
extern bit g_btRPT;

extern bit btkeyPress;		//present the status of any keys

extern bit btKeyPressedTooLong;

extern Uchar g_keyFlgCnt;

static bit btTwoKeys750ms;

//static bit s_btTM02Start;	

//static sreg Uchar s_g_TM02Cnt;



/*
** Function name: Inter_TM02
**
** Description:
**	       The function is ISR - Interrupt Service Routine of timer2
**         interval timer and used for the time when any key is pressed. 
**
** Input parameters:
**	            no
**
** Output parameters:
**	             no
**
** Return value:
**	        no		
*/
void Inter_TM02()
{	
	/*
	static sreg Uchar s_g_TM02Cnt = 0;
	static Uchar s_preKeySymbolCnt;
						
	if((g_keyFlgCnt != 0)&&(g_keyFlgCnt == s_preKeySymbolCnt))
	{
		s_g_TM02Cnt++;
	
		if(s_g_TM02Cnt >= 250)
		{
			s_g_TM02Cnt = 0;
			
			btTwoKeys750ms = 1;							
		}				
	}
	
	if((g_keyFlgCnt != s_preKeySymbolCnt))
	{
		s_preKeySymbolCnt = g_keyFlgCnt;
		
		s_g_TM02Cnt = 0;
	}	
	*/
	static sreg Uchar s_g_TM02Cnt = 0;
	static Uchar s_preKeySymbolCnt;
	
	if((g_keyFlgCnt != s_preKeySymbolCnt))
	{
		s_preKeySymbolCnt = g_keyFlgCnt;
		
		s_g_TM02Cnt = 0;
	}
	
	if(g_keyFlgCnt == s_preKeySymbolCnt)
	{
		s_g_TM02Cnt++;
	
		if(s_g_TM02Cnt >= 250)
		{
			s_g_TM02Cnt = 0;
			
			btTwoKeys750ms = 1;							
		}				
	}	
}



//塢崕瓡麡鎺幯旈媆if(g_btRMDTSET){..}泿