www.pudn.com > remotepro.rar > Remote.c

/* 
********************************************************************************* 
********************************************************************************* 
*/ 
#include "function.h" 
#define IR_NONE                0x00 
//#define IR_NUM0                0x00 
#define IR_NUM1                0xB3 
#define IR_NUM2                0xAF 
#define IR_NUM3                0xAE 
#define IR_NUM4                0xF0 
#define IR_NUM5                0xAB 
#define IR_NUM6                0xAA 
#define IR_NUM7                0xEC 
#define IR_NUM8                0xE8 
#define IR_NUM9                0xA7 
 
#define IR_POWER               0xF4 
#define IR_OUT                 0xB7 
#define IR_MODE                0xB5 
#define IR_BAND                0xF3 
//#define  IR_AS_PS              0x 
#define IR_EQ                  0xE2 
#define IR_MO_ST               0xE4 
#define IR_LOC                 0xE6 
#define IR_STOP	               0xAD 
#define IR_DISPLAY	           0xBA 
#define IR_PREV                0xBB 
#define IR_NEXT		             0xA5 
#define IR_SPEED	             0xB1//>> 
#define IR_BACK	               0xEE//<<, 
#define IR_TITLE               0xFF 
//#define IR_MENU	               0x20 
//#define IR_UP		               0x21 
#define IR_DOWN		             0xBD 
#define IR_LEFT		             0xFE 
//#define IR_RIGHT		           0x24 
//#define IR_OK	                 0x25 
#define IR_SETUP		           0xFB 
#define IR_SUBT		             0xF7 
 
#define IR_RPT	               0xEB 
#define IR_SLOW_UP		         0xF8 
#define IR_SLOW_DOWN	         0xB9 
#define IR_PROG		             0xEF 
//#define IR_S_M	               0x 
#define IR_VOL_ADD		         0xF8 
#define IR_VOL_SUB		         0xB9 
#define IR_MUTE		             0xFA 
#define IR_A_B		             0xE7 
#define IR_GOTO		             0xEA 
#define IR_ROM		             0xE3 
#define IR_P_N		             0xFC 
#define IR_AUD		             0xF6 
#define IR_ZOOM	               0xF2 
#define IR_DISP		             0xB6 
#define IR_ANG		             0xBF 
/* 
********************************************************************************************* 
********************************************************************************************* 
*/ 
#define IR_WAIT_NEW_CODE        0 
#define IR_WAIT_LEAD_CODE       1 
#define IR_READ_CUSTOM_CODE     2 
#define IR_READ_SUB_CUSTOM_CODE 3 
#define IR_READ_DATA_CODE       4 
#define IR_READ_DATA_CODE_INV   5 
#define IR_READ_REPEAT_CODE     6 
#ifndef UINT8 unsigned char 
#define UINT8 unsigned char 
#endif 
#ifndef UINT16 unsigned int 
#define UINT16 unsigned int 
#endif 
#define FALSE  0 
#define TRUE    1 
#define IR_SYSTEM_CODE  0xee11  
/* 
********************************************************************************************* 
function:variable  define 
********************************************************************************************* 
*/ 
UINT8  _bIRStatus=0,_bIRBitCnt=0,Rep_flag=0; 
UINT16 _bIRKeyBuf=0,_IR_key_fan=0x00,_IR_key=0x00; 
/* 
********************************************************************************************* 
********************************************************************************************* 
*/ 
void IrInit(void)  
{ 
 // reset IR related variable 
  _bIRStatus = 1;  
  _bIRBitCnt = 0; 
  _bIRKeyBuf = 0; 
  return; 
} 
/* 
********************************************************************************************* 
********************************************************************************************* 
*/ 
void vIrRecv() 
{ 
	switch(_bIRStatus) 
	{ 
		case  IR_WAIT_NEW_CODE: 
			    _bIRStatus=IR_WAIT_LEAD_CODE;		     
			break; 
		case   IR_WAIT_LEAD_CODE:											 
					if( (Remote_count>114)&&(Remote_count<145))		//13ms 13.8ms //Remote_count=141  
					{ 
					_bIRStatus=IR_READ_CUSTOM_CODE;	 
					Rep_flag++;	 
					} 
					else 
					IrInit();			 
		 break;	 
		case 	IR_READ_CUSTOM_CODE: 
					_bIRBitCnt++; 
					_bIRKeyBuf>>=1;				 
					if((Remote_count>20)&&(Remote_count<26)) 		//2.25ms//Remote_count=22~24    
					{ 
					  _bIRKeyBuf|=0x8000; 
					}				  	 
					else if((Remote_count>8)&&(Remote_count<14)) 		//1.25ms//Remote_count=10~12    
					{ 
					 _bIRKeyBuf&=0x7fff;	 
					} 
		     	else		 
				  IrInit();	 
					if((_bIRBitCnt==16)) 
					{ 
						if(_bIRKeyBuf==IR_SYSTEM_CODE)	 
							{ 
								_bIRStatus=IR_READ_SUB_CUSTOM_CODE; 
								_bIRKeyBuf=0; 
							} 
						else		 
							IrInit();				 
					}		 
			break;	 
		case  IR_READ_SUB_CUSTOM_CODE: 
			   _bIRBitCnt++; 
			   _bIRKeyBuf>>=1; 
				if((Remote_count>20)&&(Remote_count<26)) 		//2.25ms   0bb8 
				{ 
				_bIRKeyBuf|=0x8000;									 
				} 
				else if((Remote_count>8)&&(Remote_count<14)) 		//1.25ms   05dc	 
				{ 
					_bIRKeyBuf&=0x7fff;				 
				}												 
				else		 
					IrInit();			 
			 if((Remote_count>8)&&(Remote_count<14)) 		//1.25ms   05dc	 
				{ 
					_bIRKeyBuf&=0x7fff;				 
				}		 						    
				if(_bIRBitCnt==32) 
				{ 
					_IR_key=_bIRKeyBuf&0x00ff; 
					_IR_key_fan=_bIRKeyBuf&0xff00;			 
				// _IR_key=_pbIRKeyTbl[_bIRKeyBuf&0x00ff];					 
				//_fgIRKeyValid=TRUE; 
				IrInit(); 
				Rep_flag=0; 
				}	 
				break; 
			}		 
} 
/* 
********************************************************************************* 
********************************************************************************* 
*/