lpc32xx_touch.h

NXP LPC3000系列 wince BSP包

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//
// lpc32xx_touch.h
//
// Touchscreen driver
//

#pragma once

#include "lpc32xx_tsc.h"

//------------------------------------------------------------------------------
// Sample rate range and default - the sample rate is defined in the registry
// and must be withing the low and high range
#define TOUCHPANEL_SAMPLE_RATE_LOW  50   // Sample rate "0"
#define TOUCHPANEL_SAMPLE_RATE_HIGH 100  // Sample rate "1"
#define DEFAULT_SAMPLE_RATE 0 // Use low sample rate by default

//------------------------------------------------------------------------------
// Maximum calibration error
#define DEFAULT_TOUCHPANEL_MAX_CALERROR     10

//------------------------------------------------------------------------------
// Touchscreen point data structure
typedef struct
{
	INT  xpoint;     // X data point
	INT  ypoint;     // Y data point
	BOOL pendown;    // Pendown flag
} TOUCHP_T;

//------------------------------------------------------------------------------
// Hardware specific functions
BOOL lpc32xx_update_samplerate(void);
BOOL lpc32xx_ts_init(void);
void lpc32xx_ts_deinit(void);
BOOL lpc32xx_get_point(TOUCHP_T* pPoint);