op.h

x9852的应用工程

#define A P0_3
#define B P0_2
#define C P0_1
#define JDQ P0_0
#define GB P0_4//高电平为椭圆
#define G P0_5//高电平为低通
//按键1服务程序
void manage_key1()
{  
   C=0;B=0;A=0;
   JDQ=0;
}
//按键2服务程序
void manage_key2()
{  
   C=0;B=0;A=1;
   JDQ=0;

}
//按键3服务程序
void manage_key3()
{ 
   C=0;B=1;A=0;
   JDQ=0;
}
//按键4服务程序
void manage_key4()
{  
   C=0;B=1;A=1;
   JDQ=0;
}
//按键5服务程序
void manage_key5()
{  
   C=1;B=0;A=0;
   JDQ=0;
}
//按键6服务程序
void manage_key6()
{  
   C=1;B=0;A=1;
   JDQ=0; 
}
//按键7服务程序
void manage_key7()
{  
   C=1;B=1;A=0;
   JDQ=1;
}
//--------------------------------------------------------
void key_manage(unsigned char keycode)
{  
	switch(keycode)
	{ 
		case 0:manage_key1();break;
		case 10:manage_key2();break;
		case 20:manage_key3();break;
		case 30:manage_key4();break;
		case 40:manage_key5();break;
		case 50:manage_key6();break;
		case 60:manage_key7();break;
		//case 0x28:manage_key8();break;
	}
}