inc/ad7879.h File Reference

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Data Structures
struct	tscrAD7879_t
struct	tscrPosition
struct	tscrPressure
Defines
#define	CONTROL_REGISTER_1   0x01
#define	CONTROL_REGISTER_2   0x02
#define	CONTROLREGISTER_3   0x03
#define	AUX_VBAT_HIGH   0x04
#define	AUX_VBAT_LOW   0x05
#define	TEMP_HIGH   0x06
#define	TEMP_LOW   0x07
#define	X_PLUS   0x08
#define	Y_PLUS   0x09
#define	Z1   0x0A
#define	Z2   0x0B
#define	AUX_VBAT   0x0C
#define	TEMP   0x0D
#define	DEVICE_ID   0x0E
#define	CHNL_ADD_MASK   0x7000
#define	ADC_MODE_MASK   0x0C00
#define	ACQ_MASK   0x0300
#define	PM_MASK   0xC000
#define	GPOI_MASK   0x3C00
#define	AVG_MASK   0x0180
#define	MEDIAN_MASK   0x0060
#define	FCD_MASK   0x000F
#define	PEN_INTERRUPT_ENABLE   0x8000
#define	CHNL_ADD_Y_POSITION   0x7000
#define	CHNL_ADD_X_POSITION   0x6000
#define	CHNL_ADD_Z1   0x5000
#define	CHNL_ADD_Z2   0x4000
#define	CHNL_ADD_AUX   0x3000
#define	CHNL_ADD_VBAT   0x2000
#define	CHNL_ADD_TEMP   0x1000
#define	ADC_MODE_NO_CONVERSION   0x0000
#define	ADC_MODE_SINGLE_CONVERSION   0x0040
#define	ADC_MODE_SLAVE   0x0800
#define	ADC_MODE_MASER   0x0C00
#define	ACQ_2_MICRO_S   0x0000
#define	ACQ_4_MICRO_S   0x0100
#define	ACQ_8_MICRO_S   0x0200
#define	ACQ_16_MICRO_S   0x0300
#define	PM_FULL_SHUTDOWN   0x0000
#define	PM_DEPENDS_ADC_MODE   0x4000
#define	PM_POWERED_UP   0x8000
#define	GPIO_ENABLE   0x2000
#define	GPIO_DATA_SET   0x1000
#define	GPIO_INPUT   0x0800
#define	GPIO_POLARITY_ACTIVE_HIGH   0x0400
#define	NORMAL_CONVERSION   0x0200
#define	SOFTWARE_RESET   0x08
#define	AVG_2   0x0000
#define	AVG_4   0x0080
#define	AVG_8   0x0100
#define	AVG_16   0x0180
#define	MEDIAN_OFF   0x0000
#define	MEDIAN_4   0x0020
#define	MEDIAN_8   0x0040
#define	MEDIAN_16   0x0060
#define	INT_TEMP   0x8000
#define	INT_AUX_VBAT   0x4000
#define	INT_GPIO   0x1000
#define	INT_AUX_VBAT_LOW   0x0800
#define	INT_AUX_VBAT_HIGH   0x0400
#define	INT_TEMP_LOW   0x0200
#define	INT_TEMP_HIGH   0x0100
#define	INCLUDE_X_PLUS   0x0080
#define	INCLUDE_Y_PLUS   0x0040
#define	INCLUDE_Z1   0x0020
#define	INCLUDE_Z2   0x0010
#define	INCLUDE_AUX   0x0008
#define	INCLUDE_VBAT   0x0004
#define	INCLUDE_TEMP   0x0002
#define	TLL6527M_V_1_1_TOUCHSCREEN_RESISTANCE_X_PLATE   620
#define	TLL6527M_V_1_1_TOUCHSCREEN_HEIGHT   240
#define	TLL6527M_V_1_1_TOUCHSCREEN_WIDTH   320
Functions
int	tscrAD7879_init (tscrAD7879_t *state, unsigned char slaveAddress, unsigned int width, unsigned int length, unsigned int resistanceX, unsigned char interruptEnable, unsigned char includeMeasurements)
int	tscrAD7879_regSet (tscrAD7879_t *state, unsigned char reg, unsigned int value)
int	tscrAD7879_regGet (tscrAD7879_t *state, unsigned char reg, unsigned int *value)
int	tscrAD7879_positionGet (tscrAD7879_t *state, tscrPosition *position)
int	gpioAD7879_pinSet (tscrAD7879_t *state)
int	gpioAD7879_pinClear (tscrAD7879_t *state)
int	gpioAD7879_pinGet (tscrAD7879_t *state, unsigned char *value)
int	tscrAD7879_pressurePositionGet (tscrAD7879_t *state, tscrPosition *position, double *pressure)
int	tscrAD7879_pressureGet (tscrAD7879_t *state, double *pressure)
int	tscrAD7879_touchEventGet (tscrAD7879_t *state, tscrPosition *position, double *pressure)
int	tscrAD7879_release (tscrAD7879_t *state)

---

Define Documentation

#define ACQ_16_MICRO_S   0x0300

#define ACQ_2_MICRO_S   0x0000

#define ACQ_4_MICRO_S   0x0100

#define ACQ_8_MICRO_S   0x0200

#define ACQ_MASK   0x0300

#define ADC_MODE_MASER   0x0C00

#define ADC_MODE_MASK   0x0C00

#define ADC_MODE_NO_CONVERSION   0x0000

#define ADC_MODE_SINGLE_CONVERSION   0x0040

#define ADC_MODE_SLAVE   0x0800

#define AUX_VBAT   0x0C

#define AUX_VBAT_HIGH   0x04

#define AUX_VBAT_LOW   0x05

#define AVG_16   0x0180

#define AVG_2   0x0000

#define AVG_4   0x0080

#define AVG_8   0x0100

#define AVG_MASK   0x0180

#define CHNL_ADD_AUX   0x3000

#define CHNL_ADD_MASK   0x7000

#define CHNL_ADD_TEMP   0x1000

#define CHNL_ADD_VBAT   0x2000

#define CHNL_ADD_X_POSITION   0x6000

#define CHNL_ADD_Y_POSITION   0x7000

#define CHNL_ADD_Z1   0x5000

#define CHNL_ADD_Z2   0x4000

#define CONTROL_REGISTER_1   0x01

#define CONTROL_REGISTER_2   0x02

#define CONTROLREGISTER_3   0x03

#define DEVICE_ID   0x0E

#define FCD_MASK   0x000F

#define GPIO_DATA_SET   0x1000

#define GPIO_ENABLE   0x2000

#define GPIO_INPUT   0x0800

#define GPIO_POLARITY_ACTIVE_HIGH   0x0400

#define GPOI_MASK   0x3C00

#define INCLUDE_AUX   0x0008

#define INCLUDE_TEMP   0x0002

#define INCLUDE_VBAT   0x0004

#define INCLUDE_X_PLUS   0x0080

#define INCLUDE_Y_PLUS   0x0040

#define INCLUDE_Z1   0x0020

#define INCLUDE_Z2   0x0010

#define INT_AUX_VBAT   0x4000

#define INT_AUX_VBAT_HIGH   0x0400

#define INT_AUX_VBAT_LOW   0x0800

#define INT_GPIO   0x1000

#define INT_TEMP   0x8000

#define INT_TEMP_HIGH   0x0100

#define INT_TEMP_LOW   0x0200

#define MEDIAN_16   0x0060

#define MEDIAN_4   0x0020

#define MEDIAN_8   0x0040

#define MEDIAN_MASK   0x0060

#define MEDIAN_OFF   0x0000

#define NORMAL_CONVERSION   0x0200

#define PEN_INTERRUPT_ENABLE   0x8000

#define PM_DEPENDS_ADC_MODE   0x4000

#define PM_FULL_SHUTDOWN   0x0000

#define PM_MASK   0xC000

#define PM_POWERED_UP   0x8000

#define SOFTWARE_RESET   0x08

#define TEMP   0x0D

#define TEMP_HIGH   0x06

#define TEMP_LOW   0x07

#define TLL6527M_V_1_1_TOUCHSCREEN_HEIGHT   240

#define TLL6527M_V_1_1_TOUCHSCREEN_RESISTANCE_X_PLATE   620

#define TLL6527M_V_1_1_TOUCHSCREEN_WIDTH   320

#define X_PLUS   0x08

#define Y_PLUS   0x09

#define Z1   0x0A

#define Z2   0x0B

---

Function Documentation

int gpioAD7879_pinClear

(

tscrAD7879_t *

state

)

int gpioAD7879_pinGet	(	tscrAD7879_t *	state,
		unsigned char *	value
	)

int gpioAD7879_pinSet

(

tscrAD7879_t *

state

)

int tscrAD7879_init	(	tscrAD7879_t *	state,
		unsigned char	slaveAddress,
		unsigned int	width,
		unsigned int	length,
		unsigned int	resistanceX,
		unsigned char	interruptEnable,
		unsigned char	includeMeasurements
	)

int tscrAD7879_positionGet	(	tscrAD7879_t *	state,
		tscrPosition *	position
	)

int tscrAD7879_pressureGet	(	tscrAD7879_t *	state,
		double *	pressure
	)

int tscrAD7879_pressurePositionGet	(	tscrAD7879_t *	state,
		tscrPosition *	position,
		double *	pressure
	)

int tscrAD7879_regGet	(	tscrAD7879_t *	state,
		unsigned char	reg,
		unsigned int *	value
	)

int tscrAD7879_regSet	(	tscrAD7879_t *	state,
		unsigned char	reg,
		unsigned int	value
	)

int tscrAD7879_release

(

tscrAD7879_t *

state

)

int tscrAD7879_touchEventGet	(	tscrAD7879_t *	state,
		tscrPosition *	position,
		double *	pressure
	)

---