CAPSENSE™ Touchpad I2C Host structures

General Description

Data structures for the CAPSENSE™ Touchpad I2C Host middleware.

Data Structures
struct	mtb_touchpad_intf_context_t
	Structure for touchpad interface context. More...
struct	mtb_touchpad_fw_ver_t
	Structure for touchpad firmware version information. More...
struct	mtb_touchpad_coordinates
	Structure representing touch coordinates. More...
struct	mtb_touchpad_pos_t
	Structure representing touchpad position data. More...

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Data Structure Documentation

mtb_touchpad_intf_context_t

struct mtb_touchpad_intf_context_t

Data Fields
mtb_touchpad_read_handle_t	bus_read	Function pointer for read operation. Function pointer to platform-specific read operation.
mtb_touchpad_write_handle_t	bus_write	Function pointer for write operation. Function pointer to platform-specific write operation.
void *	intf_ptr	Interface-specific context pointer. Pointer to interface-specific descriptor (e.g., slave address, bus handle).
uint8_t	num_sensors	Number of sensors. Number of sensors configured in the CapSense configurator.

mtb_touchpad_fw_ver_t

struct mtb_touchpad_fw_ver_t

Data Fields
uint8_t	major	Major firmware version number. Indicates the major revision of the firmware.
uint16_t	minor	Minor firmware version number. Indicates the minor revision of the firmware.
uint16_t	build	Build firmware version number. Indicates the build revision of the firmware.

mtb_touchpad_coordinates

struct mtb_touchpad_coordinates

Data Fields
uint16_t	x	X coordinate. X coordinate of the touch.
uint16_t	y	Y coordinate. Y coordinate of the touch.
uint16_t	z	Z coordinate. Z coordinate value of the touch.

mtb_touchpad_pos_t

struct mtb_touchpad_pos_t

Data Fields
mtb_touchpad_coordinates	tch0	First touch coordinates. Coordinates of the first touch point.
mtb_touchpad_coordinates	tch1	Second touch coordinates. Coordinates of the second touch point.
uint8_t	num_touch	Number of touches detected. Number of touches currently detected.