line4-071025.h

四线触摸屏转串口协议,用于把触摸信号用串口形式输出

sbit	X_ADC			= P1^0;
sbit	Y_ADC			= P1^1;
sbit	X_P				= P1^2;
sbit	Y_P				= P1^3;
sbit	X_M				= P1^4;
sbit	Y_M				= P1^5;

sbit	AV_DECT_IN		= P3^2;
sbit	TAPE_IN			= P3^3;
sbit	PE_OUT			= P3^4;
sbit	PCA1_IN			= P3^5;
sbit	HYT_OUT			= P3^7;

bit     PC_Uart_Busy    	= 0;          	// PC串口忙标志
//bit     PC_Recv_Over    	= 0;          	// PC串口接收完毕
bit		HYT_Recv_Over		= 0;			// HYT接收完毕
bit		HYT_Send_Flag		= 0;			// HYT发送标志
bit		HYT_Uart_Busy		= 0;			// HYT数据总线忙
bit		HYT_Send_B			= 0;			// 开始切换
bit		HYT_Send_E			= 0;			// 结束切换
bit		HYT_Send_S			= 0;			// 同步	
bit		HYT_Press_Down		= 0;			// 按下标志
bit		H2610_Down_Over		= 0;			// 收到触摸按下指令
bit		H2610_Up_Over		= 0;			// 收到触摸释放指令

bit		Tape_Press_Flag		= 0;			// 键按下标志
bit		Press_Down_Flag		= 0;			// 键按下标志
bit		Press_Up_Flag		= 0;			// 键释放标志
bit		ADC_Flag			= 0;			//
bit		Press_Flag			= 0; 
bit		Int1_EN_Flag		= 0;			
// 变量

BYTE 	PC_SBuf[10]		= ""; 			// PC发送缓冲区
BYTE 	PC_SLen   		= 0;            // PC已发送的字节个数  
BYTE 	PC_SLeng  		= 0;            // PC应发送的字节个数

BYTE 	PC_RBuf[10]		= ""; 			// PC接收缓冲区
BYTE 	PC_RLen   		= 0;            // PC已接收的字节个数  
BYTE 	PC_RLeng   		= 0;            // PC应接收的字节个数  

WORD	Old_X_Ray		= 0;
WORD	Old_Y_Ray		= 0;

BYTE	HYT_Press_Times = 0;			// 重复次数
BYTE	ADC_Delay_Time	= 0;

WORD	X_Ray = 0x0055;
WORD	Y_Ray = 0x00AA;