touch.h

avr+TFT+SD卡实现数码相框功能

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#ifndef __touch_h__
#define __touch_h__

#define Start_bit	0x80
#define Mode_12bit	0x00
#define Mode_8bit	0x08
#define SER_Mode	0x04
#define DFR_Mode	0x00

#define PD_Mode0	0x00	//PENIRQ Enabled,Power-Down Between Conversions.
#define PD_Mode1	0x01	//PENIRQ Disabled,Reference is off and ADC is on.
#define PD_Mode2	0x02	//PENIRQ Enabled,Reference is on and ADC is off.
#define PD_Mode3	0x03	//PENIRQ Disabled,Device is always powered. 
							//Reference is on and ADC is on.
#define TEMP0		0x00
#define TEMP1		0x70
#define BAT_monitor	0x20
#define AUX_in		0x60
#define Y_POS		0x10
#define X_POS		0x50
#define Z1_POS		0x30
#define Z2_POS		0x40

#define TOUCH_CS	PE3
#define TOUCH_INT	PE4
#define Touch_cs()	PORTE &= ~(1<<TOUCH_CS)
#define Touch_res()	PORTE |= (1<<TOUCH_CS)

void TouchInit(void);
void Touch_set(void);
unsigned int GetTouchADvalue(unsigned char CMD);
void Touch_XY(unsigned int *pxy);
void DisplayPosition(unsigned int x, unsigned int y, unsigned int Pos);



#endif	//end of touch.h